[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, 12 Sep 2015 04:12:31 +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 12 Sep, 2015
      
      Report Website:     http://thyme.rand.apnic.net
      Detailed Analysis:  http://thyme.rand.apnic.net/current/
      
      Analysis Summary
      ----------------
      
      BGP routing table entries examined:                              562922
          Prefixes after maximum aggregation (per Origin AS):          210448
          Deaggregation factor:                                          2.67
          Unique aggregates announced (without unneeded subnets):      273421
      Total ASes present in the Internet Routing Table:                 51406
          Prefixes per ASN:                                             10.95
      Origin-only ASes present in the Internet Routing Table:           36646
      Origin ASes announcing only one prefix:                           16108
      Transit ASes present in the Internet Routing Table:                6404
      Transit-only ASes present in the Internet Routing Table:            170
      Average AS path length visible in the Internet Routing Table:       4.5
          Max AS path length visible:                                      45
          Max AS path prepend of ASN ( 55644)                              41
      Prefixes from unregistered ASNs in the Routing Table:              1080
          Unregistered ASNs in the Routing Table:                         411
      Number of 32-bit ASNs allocated by the RIRs:                      10940
      Number of 32-bit ASNs visible in the Routing Table:                8356
      Prefixes from 32-bit ASNs in the Routing Table:                   31443
      Number of bogon 32-bit ASNs visible in the Routing Table:            19
      Special use prefixes present in the Routing Table:                    1
      Prefixes being announced from unallocated address space:            438
      Number of addresses announced to Internet:                   2808516288
          Equivalent to 167 /8s, 102 /16s and 142 /24s
          Percentage of available address space announced:               75.9
          Percentage of allocated address space announced:               75.9
          Percentage of available address space allocated:              100.0
          Percentage of address space in use by end-sites:               97.6
      Total number of prefixes smaller than registry allocations:      185904
      
      APNIC Region Analysis Summary
      -----------------------------
      
      Prefixes being announced by APNIC Region ASes:                   142701
          Total APNIC prefixes after maximum aggregation:               39688
          APNIC Deaggregation factor:                                    3.60
      Prefixes being announced from the APNIC address blocks:          150100
          Unique aggregates announced from the APNIC address blocks:    59677
      APNIC Region origin ASes present in the Internet Routing Table:    5093
          APNIC Prefixes per ASN:                                       29.47
      APNIC Region origin ASes announcing only one prefix:               1206
      APNIC Region transit ASes present in the Internet Routing Table:    892
      Average APNIC Region AS path length visible:                        4.4
          Max APNIC Region AS path length visible:                         38
      Number of APNIC region 32-bit ASNs visible in the Routing Table:   1618
      Number of APNIC addresses announced to Internet:              752237184
          Equivalent to 44 /8s, 214 /16s and 58 /24s
          Percentage of available APNIC address space announced:         87.9
      
      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:                    180262
          Total ARIN prefixes after maximum aggregation:                88353
          ARIN Deaggregation factor:                                     2.04
      Prefixes being announced from the ARIN address blocks:           183222
          Unique aggregates announced from the ARIN address blocks:     86012
      ARIN Region origin ASes present in the Internet Routing Table:    16575
          ARIN Prefixes per ASN:                                        11.05
      ARIN Region origin ASes announcing only one prefix:                6055
      ARIN Region transit ASes present in the Internet Routing Table:    1741
      Average ARIN Region AS path length visible:                         3.8
          Max ARIN Region AS path length visible:                          27
      Number of ARIN region 32-bit ASNs visible in the Routing Table:     661
      Number of ARIN addresses announced to Internet:              1117747648
          Equivalent to 66 /8s, 159 /16s and 121 /24s
          Percentage of available ARIN address space announced:          59.1
      
      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, 64198-64296, 393216-395164
      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:                    135342
          Total RIPE prefixes after maximum aggregation:                67629
          RIPE Deaggregation factor:                                     2.00
      Prefixes being announced from the RIPE address blocks:           142286
          Unique aggregates announced from the RIPE address blocks:     88430
      RIPE Region origin ASes present in the Internet Routing Table:    17983
          RIPE Prefixes per ASN:                                         7.91
      RIPE Region origin ASes announcing only one prefix:                8048
      RIPE Region transit ASes present in the Internet Routing Table:    2998
      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:    4014
      Number of RIPE addresses announced to Internet:               699646848
          Equivalent to 41 /8s, 179 /16s and 195 /24s
          Percentage of available RIPE address space announced:         101.7
      
      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, 196608-204287
      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:                   60880
          Total LACNIC prefixes after maximum aggregation:              11656
          LACNIC Deaggregation factor:                                   5.22
      Prefixes being announced from the LACNIC address blocks:          72726
          Unique aggregates announced from the LACNIC address blocks:   33618
      LACNIC Region origin ASes present in the Internet Routing Table:   2463
          LACNIC Prefixes per ASN:                                      29.53
      LACNIC Region origin ASes announcing only one prefix:               605
      LACNIC Region transit ASes present in the Internet Routing Table:   525
      Average LACNIC Region AS path length visible:                       5.0
          Max LACNIC Region AS path length visible:                        28
      Number of LACNIC region 32-bit ASNs visible in the Routing Table:  1917
      Number of LACNIC addresses announced to Internet:             168849920
          Equivalent to 10 /8s, 16 /16s and 114 /24s
          Percentage of available LACNIC address space announced:       100.6
      
      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:                  12177
          Total AfriNIC prefixes after maximum aggregation:              3079
          AfriNIC Deaggregation factor:                                  3.95
      Prefixes being announced from the AfriNIC address blocks:         14150
          Unique aggregates announced from the AfriNIC address blocks:   5307
      AfriNIC Region origin ASes present in the Internet Routing Table:   737
          AfriNIC Prefixes per ASN:                                     19.20
      AfriNIC Region origin ASes announcing only one prefix:              194
      AfriNIC Region transit ASes present in the Internet Routing Table:  165
      Average AfriNIC Region AS path length visible:                      4.6
          Max AfriNIC Region AS path length visible:                       24
      Number of AfriNIC region 32-bit ASNs visible in the Routing Table:  146
      Number of AfriNIC addresses announced to Internet:             69418240
          Equivalent to 4 /8s, 35 /16s and 61 /24s
          Percentage of available AfriNIC address space announced:       69.0
      
      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
       4538     5581       4192          76   China Education and Research 
       4766     3004      11134         981   Korea Telecom
       7545     2791        339         133   TPG Telecom Limited
      17974     2712        908          90   PT Telekomunikasi Indonesia
       4755     2042        427         229   TATA Communications formerly 
       9829     1880       1375         204   National Internet Backbone
       9808     1592       8639          18   Guangdong Mobile Communicatio
       4812     1574       2099         113   China Telecom (Group)
       4808     1527       2254         473   CNCGROUP IP network China169 
       9583     1495        118         559   Sify Limited
      
      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     3178       2966         144   Cox Communications Inc.
       6389     2696       3688          51   BellSouth.net Inc.
       3356     2541      10709         503   Level 3 Communications, Inc.
      18566     2145        389         257   MegaPath Corporation
      20115     1881       1864         395   Charter Communications
       6983     1740        866         244   EarthLink, Inc.
      30036     1593        321         399   Mediacom Communications Corp
       4323     1584       1005         404   tw telecom holdings, inc.
        701     1400      11401         676   MCI Communications Services, 
      22561     1374        415         258   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     2473        129           7   SaudiNet, Saudi Telecom Compa
      20940     2133        847        1536   Akamai International B.V.
      34984     2042        306         377   TELLCOM ILETISIM HIZMETLERI A
      13188     1071         97          76   TOV "Bank-Inform"
      31148     1049         46          23   Freenet Ltd.
       6849     1029        355          21   JSC "Ukrtelecom"
       8402     1015        544          15   OJSC "Vimpelcom"
      12479      994        965          78   France Telecom Espana SA
       8551      982        376          52   Bezeq International-Ltd
       6830      915       2694         468   Liberty Global Operations B.V
      
      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     3369        539         159   Telmex Colombia S.A.
      28573     2266       2170         120   NET Serviços de Comunicação S
       8151     1840       3272         484   Uninet S.A. de C.V.
       7303     1563        934         237   Telecom Argentina S.A.
       6503     1401        429          56   Axtel, S.A.B. de C.V.
      26615     1085       2325          35   Tim Celular S.A.
       6147     1062        374          30   Telefonica del Peru S.A.A.
       7738      997       1882          41   Telemar Norte Leste S.A.
       3816      948        436         160   COLOMBIA TELECOMUNICACIONES S
      11830      915        364          24   Instituto Costarricense de El
      
      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      914       1470          14   TE-AS
      24863      787        281          37   Link Egypt (Link.NET)
      36903      512        258          99   Office National des Postes et
      36992      439       1229          32   ETISALAT MISR
      37492      315        191          72   Orange Tunisie
      24835      280        146          12   Vodafone Data
      29571      247         21          13   Cote d'Ivoire Telecom
       3741      244        854         200   Internet Solutions
      36947      184        807          13   Telecom Algeria
      15706      172         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
       4538     5581       4192          76   China Education and Research 
      10620     3369        539         159   Telmex Colombia S.A.
      22773     3178       2966         144   Cox Communications Inc.
       4766     3004      11134         981   Korea Telecom
       7545     2791        339         133   TPG Telecom Limited
      17974     2712        908          90   PT Telekomunikasi Indonesia
       6389     2696       3688          51   BellSouth.net Inc.
       3356     2541      10709         503   Level 3 Communications, Inc.
      39891     2473        129           7   SaudiNet, Saudi Telecom Compa
      28573     2266       2170         120   NET Serviços de Comunicação S
      
      Complete listing at http://thyme.rand.apnic.net/current/data-ASnet
      
      Global Per AS Maximum Aggr summary
      ----------------------------------
      
        ASN   No of nets  Net Savings Description
      10620      3369        3210      Telmex Colombia S.A.
      22773      3178        3034      Cox Communications Inc.
       7545      2791        2658      TPG Telecom Limited
       6389      2696        2645      BellSouth.net Inc.
      17974      2712        2622      PT Telekomunikasi Indonesia
      39891      2473        2466      SaudiNet, Saudi Telecom Compa
      28573      2266        2146      NET Serviços de Comunicação S
       3356      2541        2038      Level 3 Communications, Inc.
       4766      3004        2023      Korea Telecom
      18566      2145        1888      MegaPath Corporation
      
      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
      47092   UNALLOCATED  8.8.204.0/24         16410       The Reynolds and Rey
      53506   UNALLOCATED  8.17.102.0/23         2828       XO Communications
      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
      
      Complete listing at http://thyme.rand.apnic.net/current/data-badAS
      
      Prefixes from private and non-routed address space (Global)
      -----------------------------------------------------------
      
      Prefix             Origin AS  Description
      100.100.1.0/24        9730     Bharti Telesonic Ltd
      
      Complete listing at http://thyme.rand.apnic.net/current/data-dsua
      
      Advertised Unallocated Addresses
      --------------------------------
      
      Network            Origin AS  Description
      23.226.112.0/20      62788     >>UNKNOWN<<
      23.249.144.0/20      40430     colo4jax, LLC
      23.249.144.0/21      40430     colo4jax, LLC
      23.249.152.0/21      40430     colo4jax, LLC
      27.50.8.0/24         55548     Ravibhawan
      27.50.9.0/24         55548     Ravibhawan
      27.50.10.0/24        55548     Ravibhawan
      27.50.11.0/24        55548     Ravibhawan
      27.100.7.0/24        56096     >>UNKNOWN<<
      31.170.96.0/23       23456     32bit Transition AS
      
      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        /8:18       /9:13      /10:36      /11:95      /12:262     
      /13:500     /14:1005    /15:1739    /16:12905   /17:7389    /18:12574   
      /19:26353   /20:37377   /21:39532   /22:61825   /23:53967   /24:304998  
      /25:854     /26:928     /27:492     /28:15      /29:14      /30:9       
      /31:0       /32:22      
      
      Advertised prefixes smaller than registry allocations
      -----------------------------------------------------
      
        ASN   No of nets  Total ann.   Description
      39891     2432          2473      SaudiNet, Saudi Telecom Compa
      22773     2388          3178      Cox Communications Inc.
      18566     2060          2145      MegaPath Corporation
       6389     1608          2696      BellSouth.net Inc.
      30036     1412          1593      Mediacom Communications Corp
       6983     1386          1740      EarthLink, Inc.
      34984     1362          2042      TELLCOM ILETISIM HIZMETLERI A
      10620     1245          3369      Telmex Colombia S.A.
      11492     1134          1217      CABLE ONE, INC.
      22561     1047          1374      CenturyTel Internet Holdings,
      
      Complete listing at http://thyme.rand.apnic.net/current/data-sXXas-nos
      
      Number of /24s announced per /8 block (Global)
      ----------------------------------------------
      
         1:1578      2:687       4:97        5:1879      6:25        8:1400   
        12:1812     13:19       14:1427     15:17       16:2        17:50     
        18:22       20:50       23:1269     24:1749     27:2083     31:1605   
        32:37       33:2        34:4        35:3        36:157      37:2040   
        38:1056     39:15       40:71       41:2769     42:343      43:1509   
        44:31       45:1127     46:2351     47:55       49:959      50:801    
        52:22       54:86       55:6        56:28       57:43       58:1411   
        59:770      60:492      61:1792     62:1385     63:1893     64:4403   
        65:2242     66:3994     67:2073     68:1072     69:3238     70:1036   
        71:449      72:1968     74:2577     75:356      76:395      77:1377   
        78:1157     79:813      80:1356     81:1352     82:873      83:725    
        84:764      85:1384     86:457      87:1019     88:535      89:1948   
        90:150      91:5962     92:834      93:2297     94:2089     95:2160   
        96:419      97:348      98:963      99:55      100:77      101:855    
       103:8281    104:2046    105:80      106:347     107:1049    108:626    
       109:2144    110:1207    111:1463    112:825     113:1117    114:852    
       115:1334    116:1450    117:1090    118:1946    119:1475    120:464    
       121:1149    122:2171    123:1851    124:1539    125:1713    128:659    
       129:396     130:430     131:1261    132:535     133:166     134:422    
       135:96      136:346     137:317     138:1238    139:169     140:247    
       141:438     142:680     143:546     144:567     145:126     146:795    
       147:590     148:1268    149:433     150:599     151:795     152:530    
       153:254     154:501     155:876     156:422     157:424     158:345    
       159:1043    160:423     161:672     162:2106    163:461     164:693    
       165:714     166:308     167:867     168:1240    169:196     170:1397   
       171:248     172:269     173:1513    174:715     175:715     176:1463   
       177:3982    178:2197    179:989     180:1960    181:1548    182:1815   
       183:630     184:739     185:4246    186:2973    187:1885    188:2112   
       189:1719    190:7608    191:1155    192:8558    193:5662    194:4246   
       195:3651    196:1963    197:1079    198:5472    199:5517    200:6663   
       201:3249    202:9752    203:9179    204:4626    205:2877    206:3091   
       207:3027    208:3994    209:3918    210:3763    211:2052    212:2566   
       213:2221    214:863     215:74      216:5791    217:1793    218:798    
       219:544     220:1569    221:812     222:721     223:815    
      
      End of report