[apops] Weekly Routing Table Report

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  • Subject: [apops] Weekly Routing Table Report
  • From: Routing Table Analysis <cscora at thyme dot apnic dot net>
  • Date: Fri, 7 Feb 2003 20:05:19 +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 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 Feb, 2003
      
      Analysis Summary
      ----------------
      
      BGP routing table entries examined:                            120515
          Prefixes after maximum aggregation:                         76991
          Unique aggregates announced to Internet:                    58099
      Total ASes present in the Internet Routing Table:               14573
      Origin-only ASes present in the Internet Routing Table:         12648
      Origin ASes announcing only one prefix:                          5720
      Transit ASes present in the Internet Routing Table:              1925
      Transit-only ASes present in the Internet Routing Table:           66
      Average AS path length visible in the Internet Routing Table:     5.4
          Max AS path length visible:                                    17
      Illegal AS announcements present in the Routing Table:             12
      Non-routable prefixes present in the Routing Table:                 0
      Prefixes being announced from the IANA Reserved Address blocks:    22
      Number of addresses announced to Internet:                 1192008781
          Equivalent to 71 /8s, 12 /16s and 156 /24s
          Percentage of available address space announced:             32.2
          Percentage of allocated address space announced:             58.4
          Percentage of available address space allocated:             55.0
      Total number of prefixes smaller than registry allocations:     56029
      
      APNIC Region Analysis Summary
      -----------------------------
      
      Prefixes being announced by APNIC Region ASes:                  20318
          Total APNIC prefixes after maximum aggregation:             11996
      Prefixes being announced from the APNIC address blocks:         18835
          Unique aggregates announced from the APNIC address blocks:  11533
      APNIC Region origin ASes present in the Internet Routing Table:  1729
      APNIC Region origin ASes announcing only one prefix:              525
      APNIC Region transit ASes present in the Internet Routing Table:  295
      Average APNIC Region AS path length visible:                      5.3
          Max APNIC Region AS path length visible:                       14
      Number of APNIC addresses announced to Internet:            105059232
          Equivalent to 6 /8s, 67 /16s and 19 /24s
          Percentage of available APNIC address space announced:       69.1
      
      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 220/7
      
      ARIN Region Analysis Summary
      ----------------------------
      
      Prefixes being announced by ARIN Region ASes:                   74212
          Total ARIN prefixes after maximum aggregation:              47457
      Prefixes being announced from the ARIN address blocks:          52586
          Unique aggregates announced from the ARIN address blocks:   16200
      ARIN Region origin ASes present in the Internet Routing Table:   8120
      ARIN Region origin ASes announcing only one prefix:              2741
      ARIN Region transit ASes present in the Internet Routing Table:   766
      Average ARIN Region AS path length visible:                       5.2
          Max ARIN Region AS path length visible:                        17
      Number of ARIN addresses announced to Internet:             186593984
          Equivalent to 11 /8s, 31 /16s and 50 /24s
          Percentage of available ARIN address space announced:        69.5
      
      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 - 26591, 26624 - 27647
      ARIN Address Blocks    24/8, 63/8, 64/6, 68/7, 199/8, 204/6, 208/7
                             and 216/8
      
      RIPE Region Analysis Summary
      ----------------------------
      
      Prefixes being announced by RIPE Region ASes:                   20729
          Total RIPE prefixes after maximum aggregation:              15341
      Prefixes being announced from the RIPE address blocks:          17370
          Unique aggregates announced from the RIPE address blocks:   11605
      RIPE Region origin ASes present in the Internet Routing Table:   4331
      RIPE Region origin ASes announcing only one prefix:              2369
      RIPE Region transit ASes present in the Internet Routing Table:   784
      Average RIPE Region AS path length visible:                       5.7
          Max RIPE Region AS path length visible:                        17
      Number of RIPE addresses announced to Internet:             123149248
          Equivalent to 7 /8s, 87 /16s and 27 /24s
          Percentage of available RIPE address space announced:        73.4
      
      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, 28672 - 29695
      RIPE Address Blocks    62/8, 80/7, 82/8, 188/8, 193/8, 194/7,
                             212/7 and 217/8
      
      LACNIC Region Analysis Summary
      ------------------------------
      
      Prefixes being announced by LACNIC Region ASes:                  5246
          Total LACNIC prefixes after maximum aggregation:             2197
      Prefixes being announced from the LACNIC address blocks:         4596
          Unique aggregates announced from the LACNIC address blocks:  2990
      LACNIC Region origin ASes present in the Internet Routing Table:  329
      LACNIC Region origin ASes announcing only one prefix:              85
      LACNIC Region transit ASes present in the Internet Routing Table:  68
      Average LACNIC Region AS path length visible:                     5.8
          Max LACNIC Region AS path length visible:                      10
      Number of LACNIC addresses announced to Internet:            11979776
          Equivalent to 0 /8s, 182 /16s and 204 /24s
          Percentage of available LACNIC address space announced:      71.4
      
      LACNIC AS Blocks       26592 - 26623, 27648 - 28671
      LACNIC Address Blocks  200/8
      
      APNIC Region per AS prefix count summary
      ----------------------------------------
      
        ASN   No of nets  /20 equiv  MaxAgg  Description
       1221     1126       1183         822   Telstra Pty Ltd
        703      409        368         320   UUNET
       2907      388       1975         367   SINET Japan
      17557      336         24         133   Pakistan Telecom
       2764      331        340         300   connect.com.au pty ltd
       7474      302        276         210   Optus Communications Pty Ltd
       4134      301       2525         100   Data Communications Bureau
       4814      261         79          15   China Telecom (Group)
       4755      249        134          76   Videsh Sanchar Nigam Ltd. Aut
       3786      241        775         207   DACOM Corporation
      17676      223       3461          25   XTAGE CORPORATION
       9583      213         33          13   Satyam Infoway Ltd.,
       4766      199       2071         148   Korea Internet Exchange for "
       9443      185         57          76   Primus Telecommunications
       9800      167        205          41   CHINA UNICOM
       4765      148          9          13   World Net & Services Co., Ltd
       9238      131          8          18   TATA ISP
       9768      130        384          64   Korea Telecom
       4716      129        737         123   TTnet
       4739      124         57         113   Commerical Internet eXchange 
      
      ARIN Region per AS prefix count summary
      ---------------------------------------
      
        ASN   No of nets  /20 equiv  MaxAgg  Description
        701     1607       8936        1183   UUNET Technologies, Inc. 
       7018     1433       7108         972   AT&T 
       3908     1219       1602         492   Supernet, Inc. 
       1239      965       3142         676   Sprint 
        852      684       1107         445   Telus Advanced Communications
          1      669       8092         434   GENUITY 
       7843      569        393         229   Adelphia Corp. 
       7046      563        818         252   UUNET Technologies, Inc. 
        209      531       2105         338   Qwest 
       4323      529        472         168   Time Warner Communications, I
        690      498         73         308   Merit Network 
       7066      492        204         253   Virginia Polytechnic Institut
       6197      472        555         110   BellSouth Network Solutions, 
      18566      458        114           7   Covad Communications 
        705      438        150         189   UUNET Technologies, Inc. 
       2386      437        469         236   AT&T Data Communications Serv
       3561      435       2227         371   Cable & Wireless USA 
       6198      430        191         197   BellSouth Network Solutions, 
       4355      397        309         114   EarthLink, Inc. 
       3549      392        708         289   Global Crossing 
      
      RIPE Region per AS prefix count summary
      ---------------------------------------
      
        ASN   No of nets  /20 equiv  MaxAgg  Description
        702      799       2284         663   UUNET - Commercial IP service
       3215      312        818         172   France Telecom Transpac
       3301      312       1141         300   TeliaNet Sweden
       3320      261       1995         224   Deutsche Telekom AG
        680      240       2166         237   DFN-IP service G-WiN
       1257      212        384         197   SWIPnet Swedish IP Network
       5515      208        783         172   Sonera Solution Autonomous Sy
        719      204        306         130   LANLINK autonomous system
        786      179       1874         179   The JANET IP Service
       5400      158         69          95   BT Ignite European Backbone
       8708      156         42         147   Romania Data Systems S.A.
      20858      147         17           3   This AS will be used to conne
       3303      144        517         143   Swisscom Ltd
      12302      124         18          31   MobiFon S.A.
       8220      123        174         114   COLT Internet - International
       2856      119       1299         109   BTnet UK Regional network
       3246      118        378         115   Song Networks
       3269      111        751          61   TELECOM ITALIA
       3233      104         10           8   RNC - Romanian Natioanal R&D 
       5511      101        177          80   France Telecom
      
      LACNIC Region per AS prefix count summary
      -----------------------------------------
      
        ASN   No of nets  /20 equiv  MaxAgg  Description
       6140      284         98         103   ImpSat
       7303      232         36          54   Telecom Argentina Stet-France
       8151      209        332         115   UniNet S.A. de C.V. 
      11172      157         82          33   Servicios Alestra S.A de C.V 
       6503      156        191         109   AVANTEL, S.A. 
      16814      140          9          14   NSS, S.A. 
      13999      127         36           8   Mega Cable S.A. de C.V. 
      11340      111          3          39   Red Universitaria Nacional 
      10620      106          7          32   TVCABLE BOGOTA 
       6147       79         62          21   Telefonica Del Peru 
       1916       74        306          44   Fundacao de Amparo a Pesquisa
       6535       71          4          22   Chilesat Servicios  Empresari
      15311       71         27          36   Telefonica Empresas 
       4270       69         18          10   Red de Interconexion Universi
       8065       69          6          15   Empresas Publicas de Medellin
      11992       69          7          30   Integrated Systems 
       7080       64          4           1   Electronica y Comunicaciones 
       7984       60         11          39   Global One Colombia 
      11830       60          4          21   Instituto Costarricense de El
      15034       60          5          31   TIBA SA 
      
      Global Per AS Maximum Aggr summary
      ----------------------------------
      
        ASN   No of nets  Net Savings Description
       3908      1219         727      Supernet, Inc. 
       7018      1433         461      AT&T 
      18566       458         451      Covad Communications 
       6197       472         362      BellSouth Network Solutions, 
       4323       529         361      Time Warner Communications, I
       7843       569         340      Adelphia Corp. 
       7046       563         311      UUNET Technologies, Inc. 
      11492       307         306      Cable One 
       1221      1126         304      Telstra Pty Ltd
       1239       965         289      Sprint 
       6347       368         289      SAVVIS Communications Corpora
       4151       345         287      USDA 
       4355       397         283      EarthLink, Inc. 
      22927       295         281      TELEFONICA DE ARGENTINA 
        705       438         249      UUNET Technologies, Inc. 
       4814       261         246      China Telecom (Group)
        376       352         241      Reseau Interordinateurs Scien
        852       684         239      Telus Advanced Communications
       7066       492         239      Virginia Polytechnic Institut
          1       669         235      GENUITY 
      
      List of Unregistered ASNs (Global)
      ----------------------------------
      
      Bad AS  Designation  Network              Transit AS  Description
       1877   UNALLOCATED   192.108.199.0/24      1880       Stupi, house man's p
      64521   PRIVATE       198.189.23.0/24       2151       California State Uni
      64521   PRIVATE       198.189.24.0/24       2151       California State Uni
      64524   PRIVATE       198.189.134.0/24      2151       California State Uni
      64524   PRIVATE       198.189.135.0/24      2151       California State Uni
      64524   PRIVATE       198.189.136.0/24      2151       California State Uni
      64524   PRIVATE       198.189.137.0/24      2151       California State Uni
      64524   PRIVATE       198.189.138.0/24      2151       California State Uni
      64521   PRIVATE       198.189.158.0/24      2151       California State Uni
      64521   PRIVATE       198.189.235.0/24      2151       California State Uni
      64521   PRIVATE       198.189.236.0/24      2151       California State Uni
       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 
      135.0.0.0/13         10455     Lucent Technologies 
      137.0.0.0/13           568     DISO-UNRRA 
      158.0.0.0/13           568     DISO-UNRRA 
      192.31.242.0/24        771     NASA Ames Research Center 
      192.44.0.0/19          702     UUNET - Commercial IP service
      192.83.16.0/20        5515     Sonera Solution Autonomous Sy
      192.83.32.0/19        5515     Sonera Solution Autonomous Sy
      192.83.96.0/22        5515     Sonera Solution Autonomous Sy
      192.83.100.0/24       5515     Sonera Solution Autonomous Sy
      192.119.135.0/24       270     NASA 
      192.135.50.0/24       7018     AT&T 
      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
      192.153.136.0/21       568     DISO-UNRRA 
      192.156.164.0/24     19548     Adelphia Business Solutions 
      192.172.0.0/19         568     DISO-UNRRA 
      192.243.36.0/23       2044     AUSNet, Inc. 
      
      Number of prefixes announced per prefix length (Global)
      -------------------------------------------------------
      
       /1:0        /2:0        /3:0        /4:0        /5:0        /6:0       
       /7:0        /8:17       /9:3       /10:8       /11:12      /12:44      
      /13:92      /14:241     /15:439     /16:7322    /17:1568    /18:2867    
      /19:8061    /20:7954    /21:5715    /22:8654    /23:10406   /24:66379   
      /25:172     /26:177     /27:94      /28:82      /29:58      /30:100     
      /31:2       /32:48      
      
      Advertised prefixes smaller than registry allocations
      -----------------------------------------------------
      
        ASN   No of nets  Total ann.   Description
       3908      796          1219      Supernet, Inc. 
       7018      515          1433      AT&T 
        702      494           799      UUNET - Commercial IP service
      18566      453           458      Covad Communications 
        690      447           498      Merit Network 
        701      427          1607      UUNET Technologies, Inc. 
       7066      391           492      Virginia Polytechnic Institut
       1239      357           965      Sprint 
       6197      351           472      BellSouth Network Solutions, 
       7843      345           569      Adelphia Corp. 
       6198      341           430      BellSouth Network Solutions, 
      11492      306           307      Cable One 
      22927      294           295      TELEFONICA DE ARGENTINA 
       6140      272           284      ImpSat
       7046      265           563      UUNET Technologies, Inc. 
       2386      239           437      AT&T Data Communications Serv
       3215      238           312      France Telecom Transpac
      20115      236           357      Charter Communications 
       7303      231           232      Telecom Argentina Stet-France
       4355      224           397      EarthLink, Inc. 
      
      Number of /24s announced per /8 block (Global)
      ----------------------------------------------
      
        12:638      13:1        15:6        17:2        20:9        24:799    
        25:1        32:82       34:1        38:40       40:19       44:1      
        55:1        57:15       61:473      62:495      63:1898     64:1395   
        65:1850     66:1388     67:211      68:255      69:42       80:314    
        81:86      128:141     129:185     130:38      131:73      132:11     
       133:2       134:143     135:4       136:194     137:114     138:103    
       139:70      140:130     141:104     142:92      143:45      144:63     
       145:17      146:259     147:85      148:261     149:75      150:41     
       151:96      152:254     153:44      154:3       155:104     156:39     
       157:44      158:123     159:137     160:32      161:50      162:135    
       163:80      164:268     165:141     166:86      167:305     168:392    
       169:57      170:294     171:8       192:5353    193:2418    194:2004   
       195:932     196:453     198:3605    199:3054    200:2846    202:3627   
       203:5062    204:3023    205:2097    206:2389    207:2412    208:2705   
       209:2795    210:711     211:321     212:941     213:712     214:22     
       215:21      216:3212    217:561     218:76      219:18      220:45     
      
      
      End of report