[apops] Weekly Routing Table Report

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  • Subject: [apops] Weekly Routing Table Report
  • From: Routing Analysis Role Account <cscora at apnic dot net>
  • Date: Sat, 28 Feb 2015 04:12:37 +1000 (AEST)
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    • Routing Table as seen from APNIC's router in Japan.
      
      The posting is sent to APOPS, NANOG, AfNOG, AusNOG, SANOG, PacNOG,
      CaribNOG and the RIPE Routing Working Group.
      
      Daily listings are sent to bgp-stats at lists dot apnic dot net
      
      For historical data, please see http://thyme.rand.apnic.net.
      
      If you have any comments please contact Philip Smith <pfsinoz at gmail dot com>.
      
      Routing Table Report   04:00 +10GMT Sat 28 Feb, 2015
      
      Report Website:     http://thyme.rand.apnic.net
      Detailed Analysis:  http://thyme.rand.apnic.net/current/
      
      Analysis Summary
      ----------------
      
      BGP routing table entries examined:                              533931
          Prefixes after maximum aggregation (per Origin AS):          204366
          Deaggregation factor:                                          2.61
          Unique aggregates announced (without unneeded subnets):      260046
      Total ASes present in the Internet Routing Table:                 49503
          Prefixes per ASN:                                             10.79
      Origin-only ASes present in the Internet Routing Table:           36475
      Origin ASes announcing only one prefix:                           16258
      Transit ASes present in the Internet Routing Table:                6262
      Transit-only ASes present in the Internet Routing Table:            167
      Average AS path length visible in the Internet Routing Table:       4.5
          Max AS path length visible:                                      44
          Max AS path prepend of ASN ( 55944)                              41
      Prefixes from unregistered ASNs in the Routing Table:              1309
          Unregistered ASNs in the Routing Table:                         429
      Number of 32-bit ASNs allocated by the RIRs:                       8696
      Number of 32-bit ASNs visible in the Routing Table:                6766
      Prefixes from 32-bit ASNs in the Routing Table:                   24517
      Number of bogon 32-bit ASNs visible in the Routing Table:             2
      Special use prefixes present in the Routing Table:                    1
      Prefixes being announced from unallocated address space:            368
      Number of addresses announced to Internet:                   2732743460
          Equivalent to 162 /8s, 226 /16s and 91 /24s
          Percentage of available address space announced:               73.8
          Percentage of allocated address space announced:               73.8
          Percentage of available address space allocated:              100.0
          Percentage of address space in use by end-sites:               97.2
      Total number of prefixes smaller than registry allocations:      180550
      
      APNIC Region Analysis Summary
      -----------------------------
      
      Prefixes being announced by APNIC Region ASes:                   131824
          Total APNIC prefixes after maximum aggregation:               38376
          APNIC Deaggregation factor:                                    3.44
      Prefixes being announced from the APNIC address blocks:          137342
          Unique aggregates announced from the APNIC address blocks:    55718
      APNIC Region origin ASes present in the Internet Routing Table:    5023
          APNIC Prefixes per ASN:                                       27.34
      APNIC Region origin ASes announcing only one prefix:               1215
      APNIC Region transit ASes present in the Internet Routing Table:    869
      Average APNIC Region AS path length visible:                        4.5
          Max APNIC Region AS path length visible:                         44
      Number of APNIC region 32-bit ASNs visible in the Routing Table:   1320
      Number of APNIC addresses announced to Internet:              746245248
          Equivalent to 44 /8s, 122 /16s and 204 /24s
          Percentage of available APNIC address space announced:         87.2
      
      APNIC AS Blocks        4608-4864, 7467-7722, 9216-10239, 17408-18431
      (pre-ERX allocations)  23552-24575, 37888-38911, 45056-46079, 55296-56319,
                             58368-59391, 63488-64098, 131072-135580
      APNIC Address Blocks     1/8,  14/8,  27/8,  36/8,  39/8,  42/8,  43/8,
                              49/8,  58/8,  59/8,  60/8,  61/8, 101/8, 103/8,
                             106/8, 110/8, 111/8, 112/8, 113/8, 114/8, 115/8,
                             116/8, 117/8, 118/8, 119/8, 120/8, 121/8, 122/8,
                             123/8, 124/8, 125/8, 126/8, 133/8, 150/8, 153/8,
                             163/8, 171/8, 175/8, 180/8, 182/8, 183/8, 202/8,
                             203/8, 210/8, 211/8, 218/8, 219/8, 220/8, 221/8,
                             222/8, 223/8,
      
      ARIN Region Analysis Summary
      ----------------------------
      
      Prefixes being announced by ARIN Region ASes:                    176333
          Total ARIN prefixes after maximum aggregation:                87229
          ARIN Deaggregation factor:                                     2.02
      Prefixes being announced from the ARIN address blocks:           178302
          Unique aggregates announced from the ARIN address blocks:     83615
      ARIN Region origin ASes present in the Internet Routing Table:    16499
          ARIN Prefixes per ASN:                                        10.81
      ARIN Region origin ASes announcing only one prefix:                6080
      ARIN Region transit ASes present in the Internet Routing Table:    1708
      Average ARIN Region AS path length visible:                         3.8
          Max ARIN Region AS path length visible:                          21
      Number of ARIN region 32-bit ASNs visible in the Routing Table:     357
      Number of ARIN addresses announced to Internet:              1061393696
          Equivalent to 63 /8s, 67 /16s and 149 /24s
          Percentage of available ARIN address space announced:          56.1
      
      ARIN AS Blocks         1-1876, 1902-2042, 2044-2046, 2048-2106
      (pre-ERX allocations)  2138-2584, 2615-2772, 2823-2829, 2880-3153
                             3354-4607, 4865-5119, 5632-6655, 6912-7466
                             7723-8191, 10240-12287, 13312-15359, 16384-17407
                             18432-20479, 21504-23551, 25600-26591,
                             26624-27647, 29696-30719, 31744-33791
                             35840-36863, 39936-40959, 46080-47103
                             53248-55295, 62464-63487, 393216-394239
      ARIN Address Blocks      3/8,   4/8,   6/8,   7/8,   8/8,   9/8,  11/8,
                              12/8,  13/8,  15/8,  16/8,  17/8,  18/8,  19/8,
                              20/8,  21/8,  22/8,  23/8,  24/8,  26/8,  28/8,
                              29/8,  30/8,  32/8,  33/8,  34/8,  35/8,  38/8,
                              40/8,  44/8,  45/8,  47/8,  48/8,  50/8,  52/8,
                              53/8,  54/8,  55/8,  56/8,  57/8,  63/8,  64/8,
                              65/8,  66/8,  67/8,  68/8,  69/8,  70/8,  71/8,
                              72/8,  73/8,  74/8,  75/8,  76/8,  96/8,  97/8,
                              98/8,  99/8, 100/8, 104/8, 107/8, 108/8, 128/8,
                             129/8, 130/8, 131/8, 132/8, 134/8, 135/8, 136/8,
                             137/8, 138/8, 139/8, 140/8, 142/8, 143/8, 144/8,
                             146/8, 147/8, 148/8, 149/8, 152/8, 155/8, 156/8,
                             157/8, 158/8, 159/8, 160/8, 161/8, 162/8, 164/8,
                             165/8, 166/8, 167/8, 168/8, 169/8, 170/8, 172/8,
                             173/8, 174/8, 184/8, 192/8, 198/8, 199/8, 204/8,
                             205/8, 206/8, 207/8, 208/8, 209/8, 214/8, 215/8,
                             216/8,
      
      RIPE Region Analysis Summary
      ----------------------------
      
      Prefixes being announced by RIPE Region ASes:                    129975
          Total RIPE prefixes after maximum aggregation:                64648
          RIPE Deaggregation factor:                                     2.01
      Prefixes being announced from the RIPE address blocks:           136276
          Unique aggregates announced from the RIPE address blocks:     83689
      RIPE Region origin ASes present in the Internet Routing Table:    17878
          RIPE Prefixes per ASN:                                         7.62
      RIPE Region origin ASes announcing only one prefix:                8135
      RIPE Region transit ASes present in the Internet Routing Table:    2968
      Average RIPE Region AS path length visible:                         4.9
          Max RIPE Region AS path length visible:                          32
      Number of RIPE region 32-bit ASNs visible in the Routing Table:    3474
      Number of RIPE addresses announced to Internet:               693542276
          Equivalent to 41 /8s, 86 /16s and 157 /24s
          Percentage of available RIPE address space announced:         100.8
      
      RIPE AS Blocks         1877-1901, 2043, 2047, 2107-2136, 2585-2614
      (pre-ERX allocations)  2773-2822, 2830-2879, 3154-3353, 5377-5631
                             6656-6911, 8192-9215, 12288-13311, 15360-16383
                             20480-21503, 24576-25599, 28672-29695
                             30720-31743, 33792-35839, 38912-39935
                             40960-45055, 47104-52223, 56320-58367
                             59392-61439, 61952-62463, 196608-202239
      RIPE Address Blocks      2/8,   5/8,  25/8,  31/8,  37/8,  46/8,  51/8,
                              62/8,  77/8,  78/8,  79/8,  80/8,  81/8,  82/8,
                              83/8,  84/8,  85/8,  86/8,  87/8,  88/8,  89/8,
                              90/8,  91/8,  92/8,  93/8,  94/8,  95/8, 109/8,
                             141/8, 145/8, 151/8, 176/8, 178/8, 185/8, 188/8,
                             193/8, 194/8, 195/8, 212/8, 213/8, 217/8,
      
      LACNIC Region Analysis Summary
      ------------------------------
      
      Prefixes being announced by LACNIC Region ASes:                   58681
          Total LACNIC prefixes after maximum aggregation:              11081
          LACNIC Deaggregation factor:                                   5.30
      Prefixes being announced from the LACNIC address blocks:          68196
          Unique aggregates announced from the LACNIC address blocks:   31605
      LACNIC Region origin ASes present in the Internet Routing Table:   2403
          LACNIC Prefixes per ASN:                                      28.38
      LACNIC Region origin ASes announcing only one prefix:               623
      LACNIC Region transit ASes present in the Internet Routing Table:   484
      Average LACNIC Region AS path length visible:                       4.9
          Max LACNIC Region AS path length visible:                        24
      Number of LACNIC region 32-bit ASNs visible in the Routing Table:  1524
      Number of LACNIC addresses announced to Internet:             167636224
          Equivalent to 9 /8s, 253 /16s and 237 /24s
          Percentage of available LACNIC address space announced:        99.9
      
      LACNIC AS Blocks       26592-26623, 27648-28671, 52224-53247,
                             61440-61951, 64099-64197, 262144-265628 + ERX transfers
      LACNIC Address Blocks  177/8, 179/8, 181/8, 186/8, 187/8, 189/8, 190/8,
                             191/8, 200/8, 201/8,
      
      AfriNIC Region Analysis Summary
      -------------------------------
      
      Prefixes being announced by AfriNIC Region ASes:                  12406
          Total AfriNIC prefixes after maximum aggregation:              2988
          AfriNIC Deaggregation factor:                                  4.15
      Prefixes being announced from the AfriNIC address blocks:         13447
          Unique aggregates announced from the AfriNIC address blocks:   5087
      AfriNIC Region origin ASes present in the Internet Routing Table:   737
          AfriNIC Prefixes per ASN:                                     18.25
      AfriNIC Region origin ASes announcing only one prefix:              205
      AfriNIC Region transit ASes present in the Internet Routing Table:  155
      Average AfriNIC Region AS path length visible:                      4.6
          Max AfriNIC Region AS path length visible:                       28
      Number of AfriNIC region 32-bit ASNs visible in the Routing Table:   91
      Number of AfriNIC addresses announced to Internet:             63479296
          Equivalent to 3 /8s, 200 /16s and 158 /24s
          Percentage of available AfriNIC address space announced:       63.1
      
      AfriNIC AS Blocks      36864-37887, 327680-328703 & ERX transfers
      AfriNIC Address Blocks  41/8, 102/8, 105/8, 154/8, 196/8, 197/8,
      
      APNIC Region per AS prefix count summary
      ----------------------------------------
      
        ASN   No of nets  /20 equiv  MaxAgg  Description
       4766     2909      11553         912   Korea Telecom
      17974     2819        904          77   PT Telekomunikasi Indonesia
       7545     2566        336         127   TPG Telecom Limited
       4755     1986        422         210   TATA Communications formerly 
       4538     1758       4190          71   China Education and Research 
       9829     1666       1325          36   National Internet Backbone
       9808     1547       8717          29   Guangdong Mobile Communicatio
       4808     1450       2228         432   CNCGROUP IP network China169 
       9583     1398        132         556   Sify Limited
       9498     1298        334          96   BHARTI Airtel Ltd.
      
      Complete listing at http://thyme.rand.apnic.net/current/data-ASnet-APNIC
      
      ARIN Region per AS prefix count summary
      ---------------------------------------
      
        ASN   No of nets  /20 equiv  MaxAgg  Description
      22773     2985       2955         141   Cox Communications Inc.
       6389     2891       3688          51   BellSouth.net Inc.
       3356     2565      10700         482   Level 3 Communications, Inc.
      18566     2041        379         183   MegaPath Corporation
      20115     1850       1830         438   Charter Communications
       6983     1625        866         244   EarthLink, Inc.
       4323     1620       1037         406   tw telecom holdings, inc.
      30036     1518        312         516   Mediacom Communications Corp
        701     1391      11268         678   MCI Communications Services, 
      22561     1328        412         241   CenturyTel Internet Holdings,
      
      Complete listing at http://thyme.rand.apnic.net/current/data-ASnet-ARIN
      
      RIPE Region per AS prefix count summary
      ---------------------------------------
      
        ASN   No of nets  /20 equiv  MaxAgg  Description
      39891     2472        128           6   SaudiNet, Saudi Telecom Compa
      34984     1966        300         355   TELLCOM ILETISIM HIZMETLERI A
      20940     1641        641        1214   Akamai International B.V.
       8402     1348        544          15   OJSC "Vimpelcom"
       6849     1199        356          25   JSC "Ukrtelecom"
      13188     1047         98          59   TOV "Bank-Inform"
      31148     1045         45          21   Freenet Ltd.
       8551      904        373          48   Bezeq International-Ltd
      12479      862        792          86   France Telecom Espana SA
       9198      850        349          25   JSC Kazakhtelecom
      
      Complete listing at http://thyme.rand.apnic.net/current/data-ASnet-RIPE
      
      LACNIC Region per AS prefix count summary
      -----------------------------------------
      
        ASN   No of nets  /20 equiv  MaxAgg  Description
      10620     2994        489         290   Telmex Colombia S.A.
      28573     2324       2142         112   NET Serviços de Comunicação S
       7303     1790       1190         230   Telecom Argentina S.A.
       6147     1574        374          30   Telefonica del Peru S.A.A.
       8151     1550       3117         453   Uninet S.A. de C.V.
       6503     1201        421          58   Axtel, S.A.B. de C.V.
       7738     1001       1882          42   Telemar Norte Leste S.A.
       3816      924        400         150   COLOMBIA TELECOMUNICACIONES S
      26615      922       2325          35   Tim Celular S.A.
      18881      863       1036          22   Global Village Telecom
      
      Complete listing at http://thyme.rand.apnic.net/current/data-ASnet-LACNIC
      
      AfriNIC Region per AS prefix count summary
      ------------------------------------------
      
        ASN   No of nets  /20 equiv  MaxAgg  Description
       8452     1415        958          13   TE-AS
      24863      963        284          26   Link Egypt (Link.NET)
      36903      479        241          90   Office National des Postes et
      36992      402       1101          31   ETISALAT MISR
      37492      319        155          71   Orange Tunisie
      24835      299        144           9   Vodafone Data
       3741      250        921         209   Internet Solutions
      29571      234         21          12   Cote d'Ivoire Telecom
      36947      191        712          14   Telecom Algeria
      15706      174         32           6   Sudatel (Sudan Telecom Co. Lt
      
      Complete listing at http://thyme.rand.apnic.net/current/data-ASnet-AFRINIC
      
      Global Per AS prefix count summary
      ----------------------------------
      
        ASN   No of nets  /20 equiv  MaxAgg  Description
      10620     2994        489         290   Telmex Colombia S.A.
      22773     2985       2955         141   Cox Communications Inc.
       4766     2909      11553         912   Korea Telecom
       6389     2891       3688          51   BellSouth.net Inc.
      17974     2819        904          77   PT Telekomunikasi Indonesia
       7545     2566        336         127   TPG Telecom Limited
       3356     2565      10700         482   Level 3 Communications, Inc.
      39891     2472        128           6   SaudiNet, Saudi Telecom Compa
      28573     2324       2142         112   NET Serviços de Comunicação S
      18566     2041        379         183   MegaPath Corporation
      
      Complete listing at http://thyme.rand.apnic.net/current/data-ASnet
      
      Global Per AS Maximum Aggr summary
      ----------------------------------
      
        ASN   No of nets  Net Savings Description
      22773      2985        2844      Cox Communications Inc.
       6389      2891        2840      BellSouth.net Inc.
      17974      2819        2742      PT Telekomunikasi Indonesia
      39891      2472        2466      SaudiNet, Saudi Telecom Compa
       7545      2566        2439      TPG Telecom Limited
      28573      2324        2212      NET Serviços de Comunicação S
       3356      2565        2083      Level 3 Communications, Inc.
       4766      2909        1997      Korea Telecom
      18566      2041        1858      MegaPath Corporation
       4755      1986        1776      TATA Communications formerly 
      
      Complete listing at http://thyme.rand.apnic.net/current/data-CIDRnet
      
      List of Unregistered Origin ASNs (Global)
      -----------------------------------------
      
      Bad AS  Designation  Network              Transit AS  Description
      30662   UNALLOCATED  8.2.129.0/24          3356       Level 3 Communicatio
      53506   UNALLOCATED  8.17.102.0/23         3356       Level 3 Communicatio
      46467   UNALLOCATED  8.19.192.0/24        46887       Lightower Fiber Netw
      18985   UNALLOCATED  8.21.68.0/22          3356       Level 3 Communicatio
      46473   UNALLOCATED  8.27.122.0/24        12180       Internap Network Ser
      46473   UNALLOCATED  8.27.124.0/24        12180       Internap Network Ser
      27205   UNALLOCATED  8.38.16.0/21          6461       Abovenet Communicati
      15347   UNALLOCATED  8.224.147.0/24       12064       Cox Communications I
      33628   UNALLOCATED  12.0.239.0/24         1239       Sprint
      32805   UNALLOCATED  12.1.225.0/24         7018       AT&T Services, Inc.
      
      Complete listing at http://thyme.rand.apnic.net/current/data-badAS
      
      Prefixes from private and non-routed address space (Global)
      -----------------------------------------------------------
      
      Prefix             Origin AS  Description
      100.64.104.0/22        209     Qwest Communications Company,
      
      Complete listing at http://thyme.rand.apnic.net/current/data-dsua
      
      Advertised Unallocated Addresses
      --------------------------------
      
      Network            Origin AS  Description
      5.100.241.0/24       23456     32bit Transition AS
      23.226.112.0/20      62788     Bitfinite LLC
      23.252.224.0/20      62502     >>UNKNOWN<<
      23.252.224.0/21      62502     >>UNKNOWN<<
      23.252.232.0/21      62502     >>UNKNOWN<<
      27.100.7.0/24        56096     >>UNKNOWN<<
      31.217.248.0/21      44902     COVAGE NETWORKS SASU
      37.16.88.0/23        57652     >>UNKNOWN<<
      41.73.1.0/24         37004     >>UNKNOWN<<
      41.73.10.0/24        37004     >>UNKNOWN<<
      
      Complete listing at http://thyme.rand.apnic.net/current/data-add-IANA
      
      Number of prefixes announced per prefix length (Global)
      -------------------------------------------------------
      
       /1:0        /2:0        /3:0        /4:0        /5:0        /6:0       
       /7:0        /8:16       /9:12      /10:34      /11:92      /12:264     
      /13:504     /14:994     /15:1723    /16:12962   /17:7136    /18:12168   
      /19:25053   /20:35715   /21:38496   /22:57710   /23:50459   /24:287681  
      /25:1078    /26:1112    /27:669     /28:17      /29:14      /30:9       
      /31:0       /32:13      
      
      Advertised prefixes smaller than registry allocations
      -----------------------------------------------------
      
        ASN   No of nets  Total ann.   Description
      39891     2432          2472      SaudiNet, Saudi Telecom Compa
      22773     2201          2985      Cox Communications Inc.
      18566     1996          2041      MegaPath Corporation
       6389     1671          2891      BellSouth.net Inc.
      30036     1364          1518      Mediacom Communications Corp
       6983     1314          1625      EarthLink, Inc.
      34984     1277          1966      TELLCOM ILETISIM HIZMETLERI A
      11492     1125          1188      CABLE ONE, INC.
       6147     1118          1574      Telefonica del Peru S.A.A.
      10620     1055          2994      Telmex Colombia S.A.
      
      Complete listing at http://thyme.rand.apnic.net/current/data-sXXas-nos
      
      Number of /24s announced per /8 block (Global)
      ----------------------------------------------
      
         1:1489      2:671       3:1         4:98        5:1736      6:21     
         8:1421     12:1843     13:4        14:1304     15:16       16:2      
        17:42       18:21       20:49       23:1176     24:1673     27:1855   
        31:1475     32:39       33:2        34:5        35:3        36:119    
        37:1850     38:1012     39:10       40:234      41:2898     42:259    
        43:1112     44:25       45:218      46:2147     47:34       49:839    
        50:783      52:12       54:66       55:5        56:8        57:35     
        58:1210     59:681      60:462      61:1764     62:1312     63:1913   
        64:4443     65:2267     66:4092     67:2017     68:1046     69:3280   
        70:961      71:435      72:1959     74:2603     75:318      76:400    
        77:1482     78:1263     79:783      80:1316     81:1327     82:819    
        83:672      84:682      85:1343     86:388      87:1090     88:514    
        89:1758     90:149      91:5910     92:810      93:2180     94:1976   
        95:2101     96:431      97:339      98:1056     99:45      100:73     
       101:801     103:6863    104:1326    105:61      106:217     107:882    
       108:609     109:2010    110:1077    111:1481    112:747     113:1032   
       114:837     115:1262    116:1334    117:1022    118:1696    119:1437   
       120:441     121:1031    122:2182    123:1725    124:1491    125:1560   
       128:621     129:371     130:380     131:1117    132:477     133:167    
       134:411     135:88      136:311     137:303     138:502     139:174    
       140:227     141:419     142:631     143:464     144:529     145:110    
       146:687     147:561     148:1107    149:459     150:562     151:600    
       152:517     153:239     154:388     155:729     156:402     157:331    
       158:264     159:990     160:370     161:633     162:1914    163:409    
       164:665     165:674     166:324     167:704     168:1005    169:161    
       170:1458    171:225     172:41      173:1584    174:687     175:624    
       176:1465    177:3748    178:2076    179:867     180:1926    181:1603   
       182:1723    183:607     184:761     185:3009    186:2660    187:1835   
       188:2034    189:1565    190:7659    191:901     192:8119    193:5567   
       194:4066    195:3634    196:1625    197:978     198:5480    199:5518   
       200:6542    201:3000    202:9563    203:9078    204:4658    205:2733   
       206:2992    207:2993    208:3950    209:3913    210:3484    211:1846   
       212:2477    213:2274    214:844     215:69      216:5537    217:1803   
       218:667     219:468     220:1432    221:790     222:464     223:656    
      
      
      End of report