[apops] Weekly Routing Table Report

  • To: apops at lists dot apnic dot net, rtma at arin dot net, routing-wg at ripe dot net, afnog at afnog dot org
  • Subject: [apops] Weekly Routing Table Report
  • From: Routing Table Analysis <cscora at thyme dot apnic dot net>
  • Date: Fri, 7 Jun 2002 20:05:09 +1000 (EST)
  • Reply-to: pfs@cisco.com
  • Sender: owner-apops@lists.apnic.net
    • This is an automated weekly mailing describing the state of the Internet
      Routing Table as seen from APNIC's router in Japan.
      Daily listings are sent to bgp-stats at lists dot apnic dot net
      
      For a graphical representation, please see http://www.apnic.net/stats/bgp.
      
      If you have any comments please contact Philip Smith <pfs at cisco dot com>.
      
      Routing Table Report   20:00 +10GMT Fri 07 Jun, 2002
      
      Analysis Summary
      ----------------
      
      BGP routing table entries examined:                            113547
          Prefixes after maximum aggregation:                         73217
          Unique aggregates announced to Internet:                    52497
      Total ASes present in the Internet Routing Table:               13200
      Origin-only ASes present in the Internet Routing Table:         11438
      Origin ASes announcing only one prefix:                          5038
      Transit ASes present in the Internet Routing Table:              1762
      Transit-only ASes present in the Internet Routing Table:           56
      Average AS path length visible in the Internet Routing Table:     5.4
          Max AS path length visible:                                    18
      Illegal AS announcements present in the Routing Table:              1
      Non-routable prefixes present in the Routing Table:                 1
      Prefixes being announced from the IANA Reserved Address blocks:    38
      Number of addresses announced to Internet:                 1196851020
          Equivalent to 71 /8s, 86 /16s and 127 /24s
          Percentage of available address space announced:             32.3
          Percentage of allocated address space announced:             60.2
          Percentage of available address space allocated:             53.7
      Total number of prefixes smaller than registry allocations:     46204
      
      APNIC Region Analysis Summary
      -----------------------------
      
      Prefixes being announced by APNIC Region ASes:                  18312
          Total APNIC prefixes after maximum aggregation:             10989
      Prefixes being announced from the APNIC address blocks:         16771
          Unique aggregates announced from the APNIC address blocks:   9812
      APNIC Region origin ASes present in the Internet Routing Table:  1528
      APNIC Region origin ASes announcing only one prefix:              503
      APNIC Region transit ASes present in the Internet Routing Table:  269
      Average APNIC Region AS path length visible:                      5.3
          Max APNIC Region AS path length visible:                       13
      Number of APNIC addresses announced to Internet:             90167136
          Equivalent to 5 /8s, 95 /16s and 215 /24s
          Percentage of available APNIC address space announced:       66.7
      
      APNIC AS Blocks        4608 - 4864, 7467 - 7722, 9216 - 10239
                             17408 - 18431, 23552 - 24575
      APNIC Address Blocks   61/8, 202/7, 210/7, 218/7 and 220/8
      
      ARIN Region Analysis Summary
      ----------------------------
      
      Prefixes being announced by ARIN Region ASes:                   76027
          Total ARIN prefixes after maximum aggregation:              47739
      Prefixes being announced from the ARIN address blocks:          54204
          Unique aggregates announced from the ARIN address blocks:   16626
      ARIN Region origin ASes present in the Internet Routing Table:   7785
      ARIN Region origin ASes announcing only one prefix:              2482
      ARIN Region transit ASes present in the Internet Routing Table:   768
      Average ARIN Region AS path length visible:                       5.2
          Max ARIN Region AS path length visible:                        18
      Number of ARIN addresses announced to Internet:             193158852
          Equivalent to 11 /8s, 131 /16s and 94 /24s
          Percentage of available ARIN address space announced:        72.0
      
      ARIN AS Blocks         1 - 1876, 1902 - 2042, 2044 - 2046, 2048 - 2106
                             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 - 26623
      ARIN Address Blocks    24/8, 63/8, 64/6, 68/8, 199/8, 200/8, 204/6,
                             208/7 and 216/8
      
      RIPE Region Analysis Summary
      ----------------------------
      
      Prefixes being announced by RIPE Region ASes:                   19208
          Total RIPE prefixes after maximum aggregation:              14489
      Prefixes being announced from the RIPE address blocks:          15904
          Unique aggregates announced from the RIPE address blocks:   10511
      RIPE Region origin ASes present in the Internet Routing Table:   3831
      RIPE Region origin ASes announcing only one prefix:              2053
      RIPE Region transit ASes present in the Internet Routing Table:   709
      Average RIPE Region AS path length visible:                       5.9
          Max RIPE Region AS path length visible:                        16
      Number of RIPE addresses announced to Internet:             110206496
          Equivalent to 6 /8s, 145 /16s and 158 /24s
          Percentage of available RIPE address space announced:        73.0
      
      RIPE AS Blocks         1877 - 1901, 2043, 2047, 2107 - 2136, 2585 - 2614
                             2773 - 2822, 2830 - 2879, 3154 - 3353, 5377 - 5631
                             6656 - 6911, 8192 - 9215, 12288 - 13311, 15360 - 16383
                             20480 - 21503, 24576 - 25599
      RIPE Address Blocks    62/8, 80/7, 193/8, 194/7, 212/7 and 217/8
      
      APNIC Region per AS prefix count summary
      ----------------------------------------
      
        ASN   No of nets  /20 equiv  MaxAgg  Description
       1221     1261       1206         904   Telstra Pty Ltd
       4538      490       1258          18   China Education and Research 
        703      403        349         323   UUNET Technologies, Inc. 
       2907      387       1876         360   SINET Japan
       2764      378        359         344   connect.com.au pty ltd
       7474      310        291         203   Optus Communications Pty Ltd
      17557      296         20         107   Pakistan Telecom
       4134      289       2132         102   Data Communications Bureau
       4755      270        114          77   Videsh Sanchar Nigam Ltd. Aut
       9443      269         45          65   Primus Telecommunications
       4766      225       1516         156   Korea Internet Exchange for "
       4814      184         71          14   China Telecom (Group) - Beiji
       4713      183       1009         106   NTT Communications Corporatio
       9583      171         32           5   Satyam Infoway Ltd.,
       7539      151        202         146   TANet2, sponsored by NSC, TAI
       9768      147        387          76   Korea Telecom
      17676      146       2258          23   XTAGE CORPORATION
       7657      136         22          86   The Internet Group Limited
       4780      116        186          39   Digital United Inc.
       9800      115        187          23   CHINA UNICOM
      
      RIPE Region per AS prefix count summary
      ---------------------------------------
      
        ASN   No of nets  /20 equiv  MaxAgg  Description
        702     1021       2621         845   UUNET Technologies, Inc. 
       3301      397        908         348   TeliaNet Sweden
       5515      286        783         176   Sonera Finland Autonomous Sys
       3352      278        537          27   Ibernet, Internet Access Netw
       3215      263        598         162   France Telecom / &Equant
        680      233       2149         230   DFN-IP service G-WiN
       3320      233       1948         186   Deutsche Telekom AG
       1257      206        430         203   SWIPnet Swedish IP Network
       5400      203         83          94   Concert European Core Network
        719      190        290         128   LANLINK autonomous system
        786      179       1873         178   The JANET IP Service
       8708      139         23         132   Romania Data Systems S.A.
      12302      128         10          40   MobiFon S.A.
       2856      125        789         115   BTnet UK Regional network
       3303      117        546         116   Swisscom Ltd
       8297      114         57          65   Teleglobe Autonomous System i
       3269      113        692          70   TELECOM ITALIA
       3246      107        300         101   Song Networks / Clinet
       3233      103          7          56   RNC - Romanian Natioanal R&D 
       2830       98        251          73   UUNET Dual-Homed customers
      
      ARIN Region per AS prefix count summary
      ---------------------------------------
      
        ASN   No of nets  /20 equiv  MaxAgg  Description
        701     2017       9086        1423   UUNET Technologies, Inc. 
       7018     1290       7548         937   AT&T 
       3908      900       1642         490   Supernet, Inc. 
       1239      818       3430         652   Sprint 
        852      803       1192         451   Telus Advanced Communications
          1      801       8148         449   GENUITY 
        705      797        180         274   UUNET Technologies, Inc. 
       7046      631        901         424   UUNET Technologies, Inc. 
       4323      628        436         258   Time Warner Communications, I
        209      602       1973         336   Qwest 
        690      584         80         372   Merit Network 
       7132      572        609         136   Southwestern Bell Internet Se
       7843      510        361          78   Adelphia Corp. 
       3549      498        857         323   Global Crossing 
       7066      476        202         249   Virginia Polytechnic Institut
       2914      394       2108         387   Verio, Inc. 
      15290      387        299         201   AT&T Canada IES 
       3741      344        731         236   The Internet Solution 
       6197      344        246         169   BellSouth Network Solutions, 
       6347      341        370          79   SAVVIS Communications Corpora
      
      Global Per AS Maximum Aggr summary
      ----------------------------------
      
        ASN   No of nets  Net Savings Description
        705       797         523      UUNET Technologies, Inc. 
       4538       490         472      China Education and Research 
       7132       572         436      Southwestern Bell Internet Se
       7843       510         432      Adelphia Corp. 
       3908       900         410      Supernet, Inc. 
       4323       628         370      Time Warner Communications, I
       1221      1261         357      Telstra Pty Ltd
       7018      1290         353      AT&T 
        852       803         352      Telus Advanced Communications
          1       801         352      GENUITY 
      11371       292         286      Rhythms NetConnections 
       4151       286         270      USDA 
        209       602         266      Qwest 
       6347       341         262      SAVVIS Communications Corpora
       3352       278         251      Ibernet, Internet Access Netw
       7029       263         248      Alltel Information Services, 
       4355       284         242      EarthLink, Inc. 
       7066       476         227      Virginia Polytechnic Institut
      18566       223         219      Covad Communications 
       4454       239         216      OIR Telecommunications, State
      
      List of Unregistered ASNs (Global)
      ----------------------------------
      
      Bad AS  Designation  Network              Transit AS  Description
       5757   UNALLOCATED   207.19.224.0/24        701       UUNET Technologies, 
      
      Prefixes from private and non-routed address space (Global)
      -----------------------------------------------------------
      
      Prefix             Origin AS  Description
      192.0.2.0/24          1103     SURFnet BV
      
      Advertised Unregistered Addresses
      ---------------------------------
      
      Network            Origin AS  Description
      39.0.0.0/8            4554     Exchange Point Blocks 
      132.0.0.0/10           568     DISO-UNRRA 
      134.137.0.0/16        7170     AT&T Government Markets 
      135.0.0.0/13         10455     Lucent Technologies 
      137.0.0.0/13           568     DISO-UNRRA 
      138.94.0.0/16            1     GENUITY 
      154.150.0.0/16        6494     IDCI 
      158.0.0.0/13           568     DISO-UNRRA 
      164.233.0.0/16        6020     DISA NETWORK SERVICES 
      192.26.98.0/24        1239     Sprint 
      192.44.0.0/19          702     UUNET Technologies, Inc. 
      192.72.0.0/18         4780     Digital United Inc.
      192.72.0.0/16         4780     Digital United Inc.
      192.83.14.0/24        5515     Sonera Finland Autonomous Sys
      192.83.16.0/20        5515     Sonera Finland Autonomous Sys
      192.83.25.0/24        5515     Sonera Finland Autonomous Sys
      192.83.32.0/19        5515     Sonera Finland Autonomous Sys
      192.83.96.0/22        5515     Sonera Finland Autonomous Sys
      192.83.100.0/24       5515     Sonera Finland Autonomous Sys
      192.91.198.0/24       2568     CTS Network Services 
      192.92.167.0/24        297     NASA Science Network 
      192.119.135.0/24       270     NASA 
      192.135.50.0/24       7018     AT&T 
      192.135.248.0/23       109     Cisco Systems, Inc. 
      192.136.79.0/24        719     LANLINK autonomous system
      192.136.86.0/24        719     LANLINK autonomous system
      192.136.87.0/24        719     LANLINK autonomous system
      192.136.88.0/24        719     LANLINK autonomous system
      192.139.62.0/24       6539     GT Group Telecom Services Cor
      192.140.0.0/16        5511     France Telecom
      192.152.213.0/24      1239     Sprint 
      192.153.136.0/21       568     DISO-UNRRA 
      192.156.0.0/19         568     DISO-UNRRA 
      192.172.0.0/19         568     DISO-UNRRA 
      192.195.253.0/24       237     Merit Network 
      192.208.29.0/24       3908     Supernet, Inc. 
      192.208.30.0/23       3908     Supernet, Inc. 
      192.243.36.0/23       7168     Northwest Link 
      
      Number of prefixes announced per prefix length (Global)
      -------------------------------------------------------
      
       /1:0        /2:0        /3:0        /4:0        /5:0        /6:0       
       /7:0        /8:21       /9:6       /10:7       /11:12      /12:34      
      /13:86      /14:233     /15:415     /16:7236    /17:1447    /18:2604    
      /19:7604    /20:7216    /21:5094    /22:7825    /23:9512    /24:63462   
      /25:213     /26:189     /27:79      /28:88      /29:47      /30:83      
      /31:1       /32:33      
      
      Advertised prefixes smaller than registry allocations
      -----------------------------------------------------
      
        ASN   No of nets  Total ann.   Description
        702      624          1021      UUNET Technologies, Inc. 
        705      593           797      UUNET Technologies, Inc. 
        701      566          2017      UUNET Technologies, Inc. 
       3908      489           900      Supernet, Inc. 
        690      462           584      Merit Network 
       7066      381           476      Virginia Polytechnic Institut
       7018      338          1290      AT&T 
       7843      309           510      Adelphia Corp. 
       7046      271           631      UUNET Technologies, Inc. 
        209      270           602      Qwest 
          1      259           801      GENUITY 
       7029      248           263      Alltel Information Services, 
       6197      247           344      BellSouth Network Solutions, 
      11371      245           292      Rhythms NetConnections 
       3301      238           397      TeliaNet Sweden
       6198      233           320      BellSouth Network Solutions, 
      18566      219           223      Covad Communications 
       6517      218           240      Yipes Communications, Inc. 
       1239      209           818      Sprint 
       1580      203           233      HQ, 5th Signal Command 
      
      Number of /24s announced per /8 block (Global)
      ----------------------------------------------
      
         4:3         9:1        12:510      13:10       15:2        17:6      
        20:2        24:777      25:1        32:41       38:8        40:6      
        44:1        57:13       61:251      62:191      63:1942     64:1246   
        65:1618     66:939      67:85       68:163      80:237      81:28     
       128:61      129:136     130:23      131:51      132:11      133:3      
       134:118     135:8       136:245     137:91      138:150     139:58     
       140:174     141:120     142:82      143:37      144:151     145:13     
       146:174     147:138     148:201     149:91      150:40      151:97     
       152:270     153:34      154:14      155:99      156:76      157:125    
       158:69      159:127     160:18      161:69      162:154     163:99     
       164:275     165:130     166:229     167:172     168:123     169:57     
       170:360     171:2       192:5492    193:2372    194:2107    195:949    
       196:434     198:3705    199:3222    200:2526    202:3144    203:4570   
       204:3251    205:2176    206:2570    207:2725    208:2667    209:2749   
       210:587     211:224     212:918     213:638     214:9       215:19     
       216:3013    217:458     218:40      219:41     
      
      End of report
      *             APOPS: Asia Pacific Operations Forum              *
      * To unsubscribe: send "unsubscribe" to apops-request at apnic dot net *