[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, 27 Feb 2010 04:54:48 +1000 (EST)
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    • Routing Table as seen from APNIC's router in Japan.
      Daily listings are sent to bgp-stats at lists dot apnic dot net
      
      For historical data, please see http://thyme.apnic.net.
      
      If you have any comments please contact Philip Smith <pfsinoz at gmail dot com>.
      
      Routing Table Report   04:00 +10GMT Sat 27 Feb, 2010
      
      Report Website:     http://thyme.apnic.net
      Detailed Analysis:  http://thyme.apnic.net/current/
      
      Analysis Summary
      ----------------
      
      BGP routing table entries examined:                              312233
          Prefixes after maximum aggregation:                          144486
          Deaggregation factor:                                          2.16
          Unique aggregates announced to Internet:                     153304
      Total ASes present in the Internet Routing Table:                 33408
          Prefixes per ASN:                                              9.35
      Origin-only ASes present in the Internet Routing Table:           29005
      Origin ASes announcing only one prefix:                           14141
      Transit ASes present in the Internet Routing Table:                4403
      Transit-only ASes present in the Internet Routing Table:            100
      Average AS path length visible in the Internet Routing Table:       3.6
          Max AS path length visible:                                      22
          Max AS path prepend of ASN (32374)                               19
      Prefixes from unregistered ASNs in the Routing Table:               883
          Unregistered ASNs in the Routing Table:                         140
      Number of 32-bit ASNs allocated by the RIRs:                        447
      Prefixes from 32-bit ASNs in the Routing Table:                     433
      Special use prefixes present in the Routing Table:                    0
      Prefixes being announced from unallocated address space:            235
      Number of addresses announced to Internet:                   2208633792
          Equivalent to 131 /8s, 165 /16s and 19 /24s
          Percentage of available address space announced:               59.6
          Percentage of allocated address space announced:               66.2
          Percentage of available address space allocated:               90.0
          Percentage of address space in use by end-sites:               81.2
      Total number of prefixes smaller than registry allocations:      150079
      
      APNIC Region Analysis Summary
      -----------------------------
      
      Prefixes being announced by APNIC Region ASes:                    75132
          Total APNIC prefixes after maximum aggregation:               25995
          APNIC Deaggregation factor:                                    2.89
      Prefixes being announced from the APNIC address blocks:           71811
          Unique aggregates announced from the APNIC address blocks:    31790
      APNIC Region origin ASes present in the Internet Routing Table:    3970
          APNIC Prefixes per ASN:                                       18.09
      APNIC Region origin ASes announcing only one prefix:               1083
      APNIC Region transit ASes present in the Internet Routing Table:    624
      Average APNIC Region AS path length visible:                        3.6
          Max APNIC Region AS path length visible:                         17
      Number of APNIC addresses announced to Internet:              513310752
          Equivalent to 30 /8s, 152 /16s and 128 /24s
          Percentage of available APNIC address space announced:         80.5
      
      APNIC AS Blocks        4608-4864, 7467-7722, 9216-10239, 17408-18431
      (pre-ERX allocations)  23552-24575, 37888-38911, 45056-46079
                             55296-56319, 131072-132095
      APNIC Address Blocks     1/8,  27/8,  43/8,  58/8,  59/8,  60/8,  61/8,
                             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, 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,
      
      ARIN Region Analysis Summary
      ----------------------------
      
      Prefixes being announced by ARIN Region ASes:                    130267
          Total ARIN prefixes after maximum aggregation:                67799
          ARIN Deaggregation factor:                                     1.92
      Prefixes being announced from the ARIN address blocks:           104360
          Unique aggregates announced from the ARIN address blocks:     39769
      ARIN Region origin ASes present in the Internet Routing Table:    13524
          ARIN Prefixes per ASN:                                         7.72
      ARIN Region origin ASes announcing only one prefix:                5222
      ARIN Region transit ASes present in the Internet Routing Table:    1335
      Average ARIN Region AS path length visible:                         3.4
          Max ARIN Region AS path length visible:                          22
      Number of ARIN addresses announced to Internet:               739540256
          Equivalent to 44 /8s, 20 /16s and 125 /24s
          Percentage of available ARIN address space announced:          63.0
      
      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, 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,  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,  54/8,
                              55/8,  56/8,  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, 107/8,
                             108/8, 173/8, 174/8, 184/8, 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:                     71976
          Total RIPE prefixes after maximum aggregation:                41904
          RIPE Deaggregation factor:                                     1.72
      Prefixes being announced from the RIPE address blocks:            64873
          Unique aggregates announced from the RIPE address blocks:     42898
      RIPE Region origin ASes present in the Internet Routing Table:    14149
          RIPE Prefixes per ASN:                                         4.58
      RIPE Region origin ASes announcing only one prefix:                7336
      RIPE Region transit ASes present in the Internet Routing Table:    2120
      Average RIPE Region AS path length visible:                         3.9
          Max RIPE Region AS path length visible:                          21
      Number of RIPE addresses announced to Internet:               415745152
          Equivalent to 24 /8s, 199 /16s and 196 /24s
          Percentage of available RIPE address space announced:          77.4
      
      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, 196608-197631
      RIPE Address Blocks      2/8,  25/8,  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, 178/8, 193/8, 194/8,
                             195/8, 212/8, 213/8, 217/8,
      
      LACNIC Region Analysis Summary
      ------------------------------
      
      Prefixes being announced by LACNIC Region ASes:                   27561
          Total LACNIC prefixes after maximum aggregation:               6619
          LACNIC Deaggregation factor:                                   4.16
      Prefixes being announced from the LACNIC address blocks:          25902
          Unique aggregates announced from the LACNIC address blocks:   14106
      LACNIC Region origin ASes present in the Internet Routing Table:   1245
          LACNIC Prefixes per ASN:                                      20.80
      LACNIC Region origin ASes announcing only one prefix:               406
      LACNIC Region transit ASes present in the Internet Routing Table:   212
      Average LACNIC Region AS path length visible:                       4.0
          Max LACNIC Region AS path length visible:                        22
      Number of LACNIC addresses announced to Internet:              71013376
          Equivalent to 4 /8s, 59 /16s and 148 /24s
          Percentage of available LACNIC address space announced:        70.5
      
      LACNIC AS Blocks       26592-26623, 27648-28671, 52224-53247,
                             262144-263167 plus ERX transfers
      LACNIC Address Blocks  186/8, 187/8, 189/8, 190/8, 200/8, 201/8,
      
      AfriNIC Region Analysis Summary
      -------------------------------
      
      Prefixes being announced by AfriNIC Region ASes:                   6643
          Total AfriNIC prefixes after maximum aggregation:              1772
          AfriNIC Deaggregation factor:                                  3.75
      Prefixes being announced from the AfriNIC address blocks:          4981
          Unique aggregates announced from the AfriNIC address blocks:   1426
      AfriNIC Region origin ASes present in the Internet Routing Table:   343
          AfriNIC Prefixes per ASN:                                     14.52
      AfriNIC Region origin ASes announcing only one prefix:               94
      AfriNIC Region transit ASes present in the Internet Routing Table:   73
      Average AfriNIC Region AS path length visible:                      3.8
          Max AfriNIC Region AS path length visible:                       16
      Number of AfriNIC addresses announced to Internet:             14811904
          Equivalent to 0 /8s, 226 /16s and 3 /24s
          Percentage of available AfriNIC address space announced:       44.1
      
      AfriNIC AS Blocks      36864-37887, 327680-328703 & ERX transfers
      AfriNIC Address Blocks  41/8, 197/8,
      
      APNIC Region per AS prefix count summary
      ----------------------------------------
      
        ASN   No of nets  /20 equiv  MaxAgg  Description
       4766     1859       8533         477   Korea Telecom (KIX)
      17488     1288        132         136   Hathway IP Over Cable Interne
       4755     1287        288         139   TATA Communications formerly 
      18101     1083        221          39   Reliance Infocom Ltd Internet
       4134     1019      19606         398   CHINANET-BACKBONE
       9583      997         75         498   Sify Limited
       7545      953        199         100   TPG Internet Pty Ltd
      17974      926        278          45   PT TELEKOMUNIKASI INDONESIA
       4808      852       1582         212   CNCGROUP IP network: China169
      24560      850        300         167   Bharti Airtel Ltd., Telemedia
      
      Complete listing at http://thyme.apnic.net/current/data-ASnet-APNIC
      
      ARIN Region per AS prefix count summary
      ---------------------------------------
      
        ASN   No of nets  /20 equiv  MaxAgg  Description
       6389     4066       3859         314   bellsouth.net, inc. 
       4323     3790       1084         394   Time Warner Telecom
       1785     1831        698         129   PaeTec Communications, Inc.
       7018     1561       5774        1007   AT&T WorldNet Services
      20115     1553       1491         662   Charter Communications 
       2386     1316        617         928   AT&T Data Communications Serv
       3356     1204      10943         418   Level 3 Communications, LLC 
      11492     1141        222          14   Cable One 
      22773     1125       2602          69   Cox Communications, Inc.
       6478     1119        242         218   AT&T Worldnet Services 
      
      Complete listing at http://thyme.apnic.net/current/data-ASnet-ARIN
      
      RIPE Region per AS prefix count summary
      ---------------------------------------
      
        ASN   No of nets  /20 equiv  MaxAgg  Description
      35805      581         40           5   United Telecom of Georgia
       3292      451       1900         392   TDC Tele Danmark
      30890      450        101         205   Evolva Telecom
        702      424       1869         336   UUNET - Commercial IP service
       8551      396        353          37   Bezeq International
       8866      372        110          21   Bulgarian Telecommunication C
       3320      363       7072         317   Deutsche Telekom AG
       3301      352       1413         313   TeliaNet Sweden
       3215      347       3206         103   France Telecom Transpac
      12479      326        576           5   Uni2 Autonomous System
      
      Complete listing at http://thyme.apnic.net/current/data-ASnet-RIPE
      
      LACNIC Region per AS prefix count summary
      -----------------------------------------
      
        ASN   No of nets  /20 equiv  MaxAgg  Description
       8151     1584       2893         235   UniNet S.A. de C.V. 
      10620     1010        227         156   TVCABLE BOGOTA 
      28573      908        698          84   NET Servicos de Comunicao S.A
       7303      677        359          99   Telecom Argentina Stet-France
      22047      528        310          15   VTR PUNTO NET S.A. 
       6503      499        167         193   AVANTEL, S.A. 
       7738      476        922          30   Telecomunicacoes da Bahia S.A
      11830      474        308          56   Instituto Costarricense de El
      11172      446         99          70   Servicios Alestra S.A de C.V 
       3816      442        194          69   Empresa Nacional de Telecomun
      
      Complete listing at http://thyme.apnic.net/current/data-ASnet-LACNIC
      
      AfriNIC Region per AS prefix count summary
      ------------------------------------------
      
        ASN   No of nets  /20 equiv  MaxAgg  Description
       8452      994        445           9   TEDATA
      24863      714        144          40   LINKdotNET AS number
      36992      585        131         172   Etisalat MISR
       3741      273        855         234   The Internet Solution 
      33776      258         13          11   Starcomms Nigeria Limited
       2018      210        215         121   Tertiary Education Network 
       6713      177        167          12   Itissalat Al-MAGHRIB
      29571      169         19           9   Ci Telecom Autonomous system 
      24835      133         78          11   RAYA Telecom - Egypt
      29975      133        506          14   Vodacom
      
      Complete listing at http://thyme.apnic.net/current/data-ASnet-AFRINIC
      
      Global Per AS prefix count summary
      ----------------------------------
      
        ASN   No of nets  /20 equiv  MaxAgg  Description
       6389     4066       3859         314   bellsouth.net, inc. 
       4323     3790       1084         394   Time Warner Telecom
       4766     1859       8533         477   Korea Telecom (KIX)
       1785     1831        698         129   PaeTec Communications, Inc.
       8151     1584       2893         235   UniNet S.A. de C.V. 
       7018     1561       5774        1007   AT&T WorldNet Services
      20115     1553       1491         662   Charter Communications 
       2386     1316        617         928   AT&T Data Communications Serv
      17488     1288        132         136   Hathway IP Over Cable Interne
       4755     1287        288         139   TATA Communications formerly 
      
      Complete listing at http://thyme.apnic.net/current/data-ASnet
      
      Global Per AS Maximum Aggr summary
      ----------------------------------
      
        ASN   No of nets  Net Savings Description
       4323      3790        3396      Time Warner Telecom
       1785      1831        1702      PaeTec Communications, Inc.
       4766      1859        1382      Korea Telecom (KIX)
       8151      1584        1349      UniNet S.A. de C.V. 
      17488      1288        1152      Hathway IP Over Cable Interne
       4755      1287        1148      TATA Communications formerly 
      11492      1141        1127      Cable One 
      22773      1125        1056      Cox Communications, Inc.
      18566      1059        1049      Covad Communications 
      18101      1083        1044      Reliance Infocom Ltd Internet
      
      Complete listing at http://thyme.apnic.net/current/data-CIDRnet
      
      List of Unregistered Origin ASNs (Global)
      -----------------------------------------
      
      Bad AS  Designation  Network              Transit AS  Description
      16927   UNALLOCATED   12.0.252.0/23         7018       AT&T WorldNet Servic
      15132   UNALLOCATED   12.9.150.0/24         7018       AT&T WorldNet Servic
      32567   UNALLOCATED   12.14.170.0/24        7018       AT&T WorldNet Servic
      13746   UNALLOCATED   12.24.56.0/24         7018       AT&T WorldNet Servic
      32567   UNALLOCATED   12.25.107.0/24        7018       AT&T WorldNet Servic
      26973   UNALLOCATED   12.39.152.0/24        7018       AT&T WorldNet Servic
      26973   UNALLOCATED   12.39.154.0/23        7018       AT&T WorldNet Servic
      26973   UNALLOCATED   12.39.155.0/24        7018       AT&T WorldNet Servic
      26973   UNALLOCATED   12.39.159.0/24        7018       AT&T WorldNet Servic
      25639   UNALLOCATED   12.41.169.0/24        7018       AT&T WorldNet Servic
      
      Complete listing at http://thyme.apnic.net/current/data-badAS
      
      Advertised Unallocated Addresses
      --------------------------------
      
      Network            Origin AS  Description
      2.0.0.0/16           12654     RIPE NCC RIS Project
      2.1.0.0/21           12654     RIPE NCC RIS Project
      2.1.24.0/24          12654     RIPE NCC RIS Project
      2.2.2.0/24           12654     RIPE NCC RIS Project
      41.77.236.0/22       23456     32-bit ASN transition
      41.190.64.0/22       28683     Office des Postes et telecomm
      41.190.66.0/24       37039     >>UNKNOWN<<
      41.202.96.0/19       29571     Ci Telecom Autonomous system 
      41.216.32.0/19       28683     Office des Postes et telecomm
      41.220.144.0/20      36918     ORASCOM TELECOM ALGERIE VSAT
      
      Complete listing at http://thyme.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        /8:21       /9:10      /10:25      /11:65      /12:187     
      /13:389     /14:659     /15:1233    /16:10946   /17:5164    /18:8734    
      /19:18052   /20:21928   /21:22096   /22:28392   /23:28183   /24:163196  
      /25:939     /26:1175    /27:580     /28:231     /29:13      /30:7       
      /31:0       /32:8       
      
      Advertised prefixes smaller than registry allocations
      -----------------------------------------------------
      
        ASN   No of nets  Total ann.   Description
       6389     2631          4066      bellsouth.net, inc. 
       4323     2353          3790      Time Warner Telecom
       4766     1472          1859      Korea Telecom (KIX)
       1785     1294          1831      PaeTec Communications, Inc.
      11492     1056          1141      Cable One 
      17488     1050          1288      Hathway IP Over Cable Interne
      18566     1040          1059      Covad Communications 
      18101      956          1083      Reliance Infocom Ltd Internet
       7018      939          1561      AT&T WorldNet Services
      10620      916          1010      TVCABLE BOGOTA 
      
      Complete listing at http://thyme.apnic.net/current/data-sXXas-nos
      
      Number of /24s announced per /8 block (Global)
      ----------------------------------------------
      
         2:2         4:14        8:239      12:1985     13:10       15:22     
        16:3        17:8        20:39       24:1349     27:1        32:48     
        38:642      40:99       41:2028     44:3        46:1        47:26     
        52:6        55:2        56:2        57:23       58:643      59:632    
        60:399      61:1096     62:1038     63:2014     64:3804     65:2348   
        66:4182     67:1781     68:1041     69:2843     70:694      71:236    
        72:1870     73:2        74:2128     75:241      76:333      77:819    
        78:587      79:396      80:999      81:778      82:449      83:434    
        84:642      85:1020     86:386      87:672      88:423      89:1526   
        90:76       91:2701     92:435      93:1144     94:1391     95:519    
        96:231      97:302      98:501      99:23      100:1       109:379    
       110:311     111:443     112:233     113:228     114:366     115:570    
       116:1028    117:624     118:386     119:916     120:138     121:842    
       122:1386    123:888     124:1069    125:1293    128:208     129:204    
       130:141     131:467     132:89      133:16      134:195     135:43     
       136:226     137:170     138:240     139:92      140:476     141:136    
       142:378     143:343     144:415     145:51      146:414     147:168    
       148:570     149:207     150:151     151:168     152:251     153:166    
       154:2       155:278     156:178     157:332     158:100     159:356    
       160:305     161:177     162:268     163:166     164:311     165:463    
       166:504     167:389     168:764     169:158     170:575     171:46     
       172:3       173:523     174:540     175:51      178:2       180:354    
       182:23      183:222     184:11      186:290     187:223     188:1359   
       189:687     190:3513    192:5712    193:4509    194:3357    195:2783   
       196:1169    198:3545    199:3378    200:5312    201:1462    202:8011   
       203:8275    204:4021    205:2170    206:2450    207:3006    208:3917   
       209:3449    210:2546    211:1196    212:1700    213:1655    214:268    
       215:57      216:4465    217:1513    218:487     219:427     220:1078   
       221:381     222:307    
      
      End of report