[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, 28 Jun 2002 20:05:12 +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 28 Jun, 2002
      
      Analysis Summary
      ----------------
      
      BGP routing table entries examined:                            113461
          Prefixes after maximum aggregation:                         73552
          Unique aggregates announced to Internet:                    54191
      Total ASes present in the Internet Routing Table:               13300
      Origin-only ASes present in the Internet Routing Table:         11517
      Origin ASes announcing only one prefix:                          5099
      Transit ASes present in the Internet Routing Table:              1783
      Transit-only ASes present in the Internet Routing Table:           49
      Average AS path length visible in the Internet Routing Table:     5.4
          Max AS path length visible:                                    16
      Illegal AS announcements present in the Routing Table:              3
      Non-routable prefixes present in the Routing Table:                 0
      Prefixes being announced from the IANA Reserved Address blocks:    36
      Number of addresses announced to Internet:                 1195266012
          Equivalent to 71 /8s, 62 /16s and 79 /24s
          Percentage of available address space announced:             32.2
          Percentage of allocated address space announced:             60.1
          Percentage of available address space allocated:             53.7
      Total number of prefixes smaller than registry allocations:     45931
      
      APNIC Region Analysis Summary
      -----------------------------
      
      Prefixes being announced by APNIC Region ASes:                  18539
          Total APNIC prefixes after maximum aggregation:             11056
      Prefixes being announced from the APNIC address blocks:         17010
          Unique aggregates announced from the APNIC address blocks:  10442
      APNIC Region origin ASes present in the Internet Routing Table:  1544
      APNIC Region origin ASes announcing only one prefix:              501
      APNIC Region transit ASes present in the Internet Routing Table:  275
      Average APNIC Region AS path length visible:                      5.3
          Max APNIC Region AS path length visible:                       12
      Number of APNIC addresses announced to Internet:             87593312
          Equivalent to 5 /8s, 56 /16s and 145 /24s
          Percentage of available APNIC address space announced:       64.8
      
      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:                   75682
          Total ARIN prefixes after maximum aggregation:              47908
      Prefixes being announced from the ARIN address blocks:          53850
          Unique aggregates announced from the ARIN address blocks:   17635
      ARIN Region origin ASes present in the Internet Routing Table:   7832
      ARIN Region origin ASes announcing only one prefix:              2510
      ARIN Region transit ASes present in the Internet Routing Table:   771
      Average ARIN Region AS path length visible:                       5.2
          Max ARIN Region AS path length visible:                        16
      Number of ARIN addresses announced to Internet:             192501588
          Equivalent to 11 /8s, 121 /16s and 87 /24s
          Percentage of available ARIN address space announced:        71.7
      
      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:                   19238
          Total RIPE prefixes after maximum aggregation:              14588
      Prefixes being announced from the RIPE address blocks:          15939
          Unique aggregates announced from the RIPE address blocks:   10568
      RIPE Region origin ASes present in the Internet Routing Table:   3876
      RIPE Region origin ASes announcing only one prefix:              2088
      RIPE Region transit ASes present in the Internet Routing Table:   722
      Average RIPE Region AS path length visible:                       5.8
          Max RIPE Region AS path length visible:                        16
      Number of RIPE addresses announced to Internet:             111988256
          Equivalent to 6 /8s, 172 /16s and 206 /24s
          Percentage of available RIPE address space announced:        74.2
      
      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     1265       1223         905   Telstra Pty Ltd
       4538      424       1194          16   China Education and Research 
        703      400        357         318   UUNET Technologies, Inc. 
       2764      369        359         338   connect.com.au pty ltd
       2907      366       1864         340   SINET Japan
       7474      313        292         208   Optus Communications Pty Ltd
      17557      302         20         114   Pakistan Telecom
       4755      296        117          82   Videsh Sanchar Nigam Ltd. Aut
       4134      289       2114         105   Data Communications Bureau
       9443      252         45          66   Primus Telecommunications
       4713      226       1009         106   NTT Communications Corporatio
       4766      216       1504         154   Korea Internet Exchange for "
       4814      201         79          14   China Telecom (Group) - Beiji
       9583      177         32           5   Satyam Infoway Ltd.,
       7539      155        219         149   TANet2, sponsored by NSC, TAI
      17676      152       2354          23   XTAGE CORPORATION
       9768      145        386          74   Korea Telecom
       7657      139         22          88   The Internet Group Limited
       9800      125        191          18   CHINA UNICOM
       4621      112         11          61   UNINET-TH
      
      RIPE Region per AS prefix count summary
      ---------------------------------------
      
        ASN   No of nets  /20 equiv  MaxAgg  Description
        702     1023       2615         846   UUNET Technologies, Inc. 
       3301      402        925         351   TeliaNet Sweden
       3352      277        535          26   Ibernet, Internet Access Netw
       3215      266        598         165   France Telecom / &Equant
       3320      241       1947         193   Deutsche Telekom AG
        680      233       2149         230   DFN-IP service G-WiN
       5515      206        783         172   Sonera Finland Autonomous Sys
       5400      205         83          94   Concert European Core Network
       1257      204        430         201   SWIPnet Swedish IP Network
        719      192        306         130   LANLINK autonomous system
        786      177       1857         176   The JANET IP Service
       8708      141         23         138   Romania Data Systems S.A.
       3303      136        546         135   Swisscom Ltd
      12302      128         18          35   MobiFon S.A.
       2856      126        786         116   BTnet UK Regional network
       3269      111        690          68   TELECOM ITALIA
       3246      110        301         105   Song Networks / Clinet
       8297      105         52          58   Teleglobe Autonomous System i
       2874      103         85          39   Global One Services AB
       3233      102          6          56   RNC - Romanian Natioanal R&D 
      
      ARIN Region per AS prefix count summary
      ---------------------------------------
      
        ASN   No of nets  /20 equiv  MaxAgg  Description
        701     1862       9258        1387   UUNET Technologies, Inc. 
       7018     1296       7469         933   AT&T 
       3908      916       1642         496   Supernet, Inc. 
       1239      820       3360         645   Sprint 
          1      699       8131         450   GENUITY 
        852      678       1173         448   Telus Advanced Communications
       4323      632        438         259   Time Warner Communications, I
        209      613       2003         350   Qwest 
       7843      608        354         242   Adelphia Corp. 
       7046      590        876         377   UUNET Technologies, Inc. 
       7132      579        659         133   Southwestern Bell Internet Se
        690      511         75         317   Merit Network 
       7029      478        167          58   Alltel Information Services, 
       7066      468        202         250   Virginia Polytechnic Institut
       3549      439        836         314   Global Crossing 
       2149      422        195         320   Performance Systems, Inc. 
       2914      389       2100         382   Verio, Inc. 
      15290      381        297         196   AT&T Canada IES 
       6197      347        248         169   BellSouth Network Solutions, 
       6347      342        370          80   SAVVIS Communications Corpora
      
      Global Per AS Maximum Aggr summary
      ----------------------------------
      
        ASN   No of nets  Net Savings Description
       7132       579         446      Southwestern Bell Internet Se
       3908       916         420      Supernet, Inc. 
       7029       478         420      Alltel Information Services, 
       4538       424         408      China Education and Research 
       4323       632         373      Time Warner Communications, I
       7843       608         366      Adelphia Corp. 
       7018      1296         363      AT&T 
       1221      1265         360      Telstra Pty Ltd
      11371       292         286      Rhythms NetConnections 
       4151       289         273      USDA 
        209       613         263      Qwest 
       6347       342         262      SAVVIS Communications Corpora
       4355       306         253      EarthLink, Inc. 
       3352       277         251      Ibernet, Internet Access Netw
          1       699         249      GENUITY 
        852       678         230      Telus Advanced Communications
       4454       248         225      OIR Telecommunications, State
      18566       228         224      Covad Communications 
       7066       468         218      Virginia Polytechnic Institut
       6198       322         217      BellSouth Network Solutions, 
      
      List of Unregistered ASNs (Global)
      ----------------------------------
      
      Bad AS  Designation  Network              Transit AS  Description
      65111   PRIVATE       64.200.152.0/23       7911       Williams Communicati
      65111   PRIVATE       64.200.154.0/23       7911       Williams Communicati
       5757   UNALLOCATED   207.19.224.0/24        701       UUNET Technologies, 
      
      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 
      158.0.0.0/13           568     DISO-UNRRA 
      164.233.0.0/16        6020     DISA NETWORK SERVICES 
      192.5.154.0/24       16588     Spider Web Hosting Solutions 
      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.
      192.83.16.0/20        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        /8:20       /9:6       /10:7       /11:12      /12:36      
      /13:87      /14:232     /15:417     /16:7241    /17:1449    /18:2640    
      /19:7692    /20:7306    /21:5130    /22:7870    /23:9605    /24:63043   
      /25:188     /26:168     /27:78      /28:83      /29:44      /30:83      
      /31:0       /32:24      
      
      Advertised prefixes smaller than registry allocations
      -----------------------------------------------------
      
        ASN   No of nets  Total ann.   Description
        702      631          1023      UUNET Technologies, Inc. 
        701      514          1862      UUNET Technologies, Inc. 
       3908      504           916      Supernet, Inc. 
        690      452           511      Merit Network 
       7843      418           608      Adelphia Corp. 
       7029      376           478      Alltel Information Services, 
       7066      373           468      Virginia Polytechnic Institut
       7018      353          1296      AT&T 
        209      270           613      Qwest 
       6197      249           347      BellSouth Network Solutions, 
      11371      245           292      Rhythms NetConnections 
       3301      238           402      TeliaNet Sweden
       6198      235           322      BellSouth Network Solutions, 
       7046      232           590      UUNET Technologies, Inc. 
      18566      224           228      Covad Communications 
       6517      213           235      Yipes Communications, Inc. 
       1239      203           820      Sprint 
       1580      203           233      HQ, 5th Signal Command 
       3352      201           277      Ibernet, Internet Access Netw
       3215      200           266      France Telecom / &Equant
      
      Number of /24s announced per /8 block (Global)
      ----------------------------------------------
      
         4:3         9:1        12:502      13:10       15:2        17:6      
        20:2        24:799      25:1        32:41       38:9        40:6      
        44:1        57:13       61:269      62:217      63:1905     64:1244   
        65:1405     66:998      67:89       68:47       80:259      81:30     
       128:60      129:133     130:22      131:47      132:11      133:3      
       134:121     135:8       136:244     137:92      138:145     139:69     
       140:175     141:121     142:83      143:40      144:153     145:14     
       146:180     147:138     148:223     149:89      150:40      151:67     
       152:261     153:33      154:14      155:106     156:77      157:127    
       158:69      159:128     160:18      161:69      162:214     163:100    
       164:261     165:134     166:223     167:172     168:131     169:60     
       170:358     171:3       192:5482    193:2360    194:2072    195:938    
       196:397     198:3649    199:3193    200:2555    202:3235    203:4654   
       204:3249    205:2160    206:2690    207:2602    208:2674    209:2647   
       210:585     211:226     212:897     213:646     214:9       215:19     
       216:2826    217:458     218:44      219:81     
      
      End of report
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