[apops] Weekly Routing Table Report

  • To: apops at apops 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: Sat, 14 Feb 2004 04:07:10 +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
      
      If you have any comments please contact Philip Smith <pfs at cisco dot com>.
      
      Routing Table Report   04:00 +10GMT Sat 14 Feb, 2004
      
      Analysis Summary
      ----------------
      
      BGP routing table entries examined:                            133324
          Prefixes after maximum aggregation:                         81625
          Unique aggregates announced to Internet:                    64110
      Total ASes present in the Internet Routing Table:               16626
      Origin-only ASes present in the Internet Routing Table:         14424
      Origin ASes announcing only one prefix:                          6650
      Transit ASes present in the Internet Routing Table:              2202
      Transit-only ASes present in the Internet Routing Table:           65
      Average AS path length visible in the Internet Routing Table:     4.9
          Max AS path length visible:                                    20
      Illegal AS announcements present in the Routing Table:              4
      Non-routable prefixes present in the Routing Table:                 0
      Prefixes being announced from unallocated address space:           15
      Number of addresses announced to Internet:                 1286255524
          Equivalent to 76 /8s, 170 /16s and 179 /24s
          Percentage of available address space announced:             34.7
          Percentage of allocated address space announced:             59.6
          Percentage of available address space allocated:             58.2
      Total number of prefixes smaller than registry allocations:     59118
      
      APNIC Region Analysis Summary
      -----------------------------
      
      Prefixes being announced by APNIC Region ASes:                  24710
          Total APNIC prefixes after maximum aggregation:             13167
      Prefixes being announced from the APNIC address blocks:         23118
          Unique aggregates announced from the APNIC address blocks:  13146
      APNIC Region origin ASes present in the Internet Routing Table:  1993
      APNIC Region origin ASes announcing only one prefix:              592
      APNIC Region transit ASes present in the Internet Routing Table:  324
      Average APNIC Region AS path length visible:                      4.9
          Max APNIC Region AS path length visible:                       19
      Number of APNIC addresses announced to Internet:            136133504
          Equivalent to 8 /8s, 29 /16s and 59 /24s
          Percentage of available APNIC address space announced:       73.3
      
      APNIC AS Blocks        4608 - 4864, 7467 - 7722, 9216 - 10239
                             17408 - 18431, 23552 - 24575
      APNIC Address Blocks   60/7, 202/7, 210/7, 218/7, 220/7 and 222/8
      
      ARIN Region Analysis Summary
      ----------------------------
      
      Prefixes being announced by ARIN Region ASes:                     77966
          Total ARIN prefixes after maximum aggregation:                48177
      Prefixes being announced from the ARIN address blocks:            60346
          Unique aggregates announced from the ARIN address blocks:     20779
      ARIN Region origin ASes present in the Internet Routing Table:     8945
      ARIN Region origin ASes announcing only one prefix:                3168
      ARIN Region transit ASes present in the Internet Routing Table:     865
      Average ARIN Region AS path length visible:                         4.7
          Max ARIN Region AS path length visible:                          17
      Number of ARIN addresses announced to Internet:               217041248
          Equivalent to 12 /8s, 239 /16s and 201 /24s
          Percentage of available ARIN address space announced:          71.9
      
      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, 29695 - 30719
                             31744 - 32767
      ARIN Address Blocks    24/8, 63/8, 64/6, 68/7, 70/8, 198/7, 204/6, 208/7
                             and 216/8
      
      RIPE Region Analysis Summary
      ----------------------------
      
      Prefixes being announced by RIPE Region ASes:                     23994
          Total RIPE prefixes after maximum aggregation:                17401
      Prefixes being announced from the RIPE address blocks:            20832
          Unique aggregates announced from the RIPE address blocks:     13794
      RIPE Region origin ASes present in the Internet Routing Table:     5163
      RIPE Region origin ASes announcing only one prefix:                2762
      RIPE Region transit ASes present in the Internet Routing Table:     895
      Average RIPE Region AS path length visible:                         5.5
          Max RIPE Region AS path length visible:                          20
      Number of RIPE addresses announced to Internet:               151500288
          Equivalent to 9 /8s, 7 /16s and 182 /24s
          Percentage of available RIPE address space announced:          69.5
      
      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
                             30720 - 31743
      RIPE Address Blocks    62/8, 80/6, 84/8, 188/8, 193/8, 194/7,
                             212/7 and 217/8
      
      LACNIC Region Analysis Summary
      ------------------------------
      
      Prefixes being announced by LACNIC Region ASes:                    5489
          Total LACNIC prefixes after maximum aggregation:               2202
      Prefixes being announced from the LACNIC address blocks:           5147
          Unique aggregates announced from the LACNIC address blocks:    3268
      LACNIC Region origin ASes present in the Internet Routing Table:    368
      LACNIC Region origin ASes announcing only one prefix:               102
      LACNIC Region transit ASes present in the Internet Routing Table:    69
      Average LACNIC Region AS path length visible:                       5.2
          Max LACNIC Region AS path length visible:                        14
      Number of LACNIC addresses announced to Internet:              14193408
          Equivalent to 0 /8s, 216 /16s and 147 /24s
          Percentage of available LACNIC address space announced:        42.3
      
      LACNIC AS Blocks       26592 - 26623, 27648 - 28671
      LACNIC Address Blocks  200/7
      
      Emerging AfriNIC Region Analysis Summary
      ----------------------------------------
      
      Prefixes being announced by AfriNIC Region ASes:                   1163
          Total AfriNIC prefixes after maximum aggregation:               678
      Prefixes being announced from the AfriNIC address blocks:           740
          Unique aggregates announced from the AfriNIC address blocks:    567
      AfriNIC Region origin ASes present in the Internet Routing Table:    92
      AfriNIC Region origin ASes announcing only one prefix:               26
      AfriNIC Region transit ASes present in the Internet Routing Table:   11
      Average AfriNIC Region AS path length visible:                      5.1
          Max AfriNIC Region AS path length visible:                       15
      Number of AfriNIC addresses announced to Internet:              1766144
          Equivalent to 0 /8s, 26 /16s and 243 /24s
          Percentage of available AfriNIC address space announced:       10.5
      
      AfriNIC AS Blocks      <none>
      AfriNIC Address Blocks 196/8
      
      APNIC Region per AS prefix count summary
      ----------------------------------------
      
        ASN   No of nets  /20 equiv  MaxAgg  Description
       1221      942       1120         665   Telstra Pty Ltd
       4134      669       2491         118   Data Communications Bureau
       4766      414       2910         239   Korea Internet Exchange for "
       2907      358       1814         335   SINET Japan
       4755      355        130          59   Videsh Sanchar Nigam Ltd. Aut
       9443      345         69          80   Primus Telecommunications
       9583      341         42          24   Satyam Infoway Ltd.,
        703      339        374         262   UUNET
      17557      324         23         158   Pakistan Telecom
      17676      296       4364          37   XTAGE CORPORATION
       2764      288        273         240   connect.com.au pty ltd
       7474      273        305         213   Optus Communications Pty Ltd
       9942      227         69         130   COMindico Australia
       9929      222        154          31   China Netcom Corp.
       9800      214        347          55   CHINA UNICOM
       9498      191         30          34   BHARTI BT INTERNET LTD.
      17964      151        120          61   Beijing Dian-Xin-Tong Network
       4837      150       1521          99   chinanet IDC center beijing n
       4739      148         60         135   Commerical Internet eXchange 
      17642      147         39         108   RequestDSL BGP AS# for Sydney
      
      ARIN Region per AS prefix count summary
      ---------------------------------------
      
        ASN   No of nets  /20 equiv  MaxAgg  Description
       7018     1399       7009         985   AT&T 
        701     1365       8614         963   UUNET Technologies, Inc. 
       1239      946       3096         660   Sprint 
       3356      817      10920         651   Level 3 Communications, LLC 
       6197      732        442         269   BellSouth Network Solutions, 
        209      719       3534         509   Qwest 
      18566      688        192           9   Covad Communications 
       4323      686        544         202   Time Warner Communications, I
      20115      603        338         338   Charter Communications 
       6198      546        354         196   BellSouth Network Solutions, 
       7843      506        576         128   Adelphia Corp. 
        852      503       1123         399   Telus Advanced Communications
       7066      498        207         271   Virginia Polytechnic Institut
       7132      455       7577         314   Southwestern Bell Internet Se
       2386      421        578         222   AT&T Data Communications Serv
        690      398         58         268   Merit Network 
       4355      397        323         103   EarthLink, Inc. 
      19029      387        168         248   New Edge Networks 
      27364      382         28          23   Armstrong Cable Services 
        376      381        359         114   Reseau Interordinateurs Scien
      
      RIPE Region per AS prefix count summary
      ---------------------------------------
      
        ASN   No of nets  /20 equiv  MaxAgg  Description
        702      685       2073         571   UUNET - Commercial IP service
       3301      336       1174         315   TeliaNet Sweden
       3320      284       1971         231   Deutsche Telekom AG
       8220      268        411         254   COLT Internet - International
        680      241       2027         237   DFN-IP service G-WiN
        719      234        288         105   LANLINK autonomous system
       1257      228        506         192   SWIPnet Swedish IP Network
      13083      216         51           8   Mannesmann Datenverarbeitung 
       3246      189        431         187   Song Networks
        786      175       1826         175   The JANET IP Service
       8708      171        111         162   Romania Data Systems S.A.
       5515      169        762         135   Sonera Solution Autonomous Sy
      25186      168        201         109   France Telecom Transpac's Tra
       3215      159        787          73   France Telecom Transpac
       5400      146        221         130   BT Ignite European Backbone
       3303      138        620         138   Swisscom Ltd
       6746      127         19         112   Dynamic Network Technologies,
      12302      126         18          33   MobiFon S.A.
       3269      124       1036          64   TELECOM ITALIA
       2856      117       1294         107   BTnet UK Regional network
      
      LACNIC Region per AS prefix count summary
      -----------------------------------------
      
        ASN   No of nets  /20 equiv  MaxAgg  Description
       6140      356        121          64   ImpSat
       8151      255        384         124   UniNet S.A. de C.V. 
      11172      207         77          44   Servicios Alestra S.A de C.V 
      16814      156         11           6   NSS, S.A. 
       6503      137        204          92   AVANTEL, S.A. 
       7303      137         51          32   Telecom Argentina Stet-France
       6505      131         90          91   Global One Communicaoes Ltda 
       6147      123         78          20   Telefonica Del Peru 
      11556       87         57          24   Cable-Wireless Panama 
      11992       78         25          29   Integrated Systems 
      15311       78         18          38   Telefonica Empresas 
       6535       77          5          19   Chilesat Servicios  Empresari
       4270       71         18           9   Red de Interconexion Universi
      11311       67          7          20   Sinectis S.A. 
       7080       66          4           2   Electronica y Comunicaciones 
      14420       63          4          28   ANDINATEL S.A. 
      27699       62        168          15   TELECOMUNICACOES DE SAO PAULO
      10292       61          6          28   TELECOMMUNICATIONS OF JAMAICA
       1916       60        247          40   Fundacao de Amparo a Pesquisa
       7738       59        218          13   Telecomunicacoes da Bahia S.A
      
      AfriNIC Region per AS prefix count summary
      ------------------------------------------
      
        ASN   No of nets  /20 equiv  MaxAgg  Description
       3741      249        632         218   The Internet Solution 
       5536      104          8           3   Internet Egypt Network
       2018       94        297          92   Tertiary Education Network 
       2905       90        272          80   The Internetworking Company o
       2561       57          6           3   Egyptian Universities Network
      11845       36          9          11   Data Pro Business Online 
       3208       33          2           1   ARN Network
       9129       26          3           4   UUNET Kenya
      16637       25          9          18   Johnnic e-Ventures 
       5713       24         93          22   Telkom SA Ltd 
      24835       23         18           6   RAYA Telecom - Egypt
       6713       22         38           9   Itissalat Al-MAGHRIB
      12455       22          4           2   Jambonet Autonomous system
       8524       18          2           4   AUCEGYPT Autonomous System
      10798       18          1          12   Standard Bank of South Africa
      15706       16          2           3   Sudatel Internet Exchange Aut
      15808       16          1           7   Communication Solutions Ltd i
      12258       15          3          10   Vodacom Internet Company 
      17148       14          1           8   First National Bank 
       8346       13          6          12   SONATEL-AS Autonomous System
      
      Global Per AS Maximum Aggr summary
      ----------------------------------
      
        ASN   No of nets  Net Savings Description
      18566       688         679      Covad Communications 
       4134       669         551      Data Communications Bureau
       4323       686         484      Time Warner Communications, I
       6197       732         463      BellSouth Network Solutions, 
        701      1365         402      UUNET Technologies, Inc. 
       7843       506         378      Adelphia Corp. 
      27364       382         359      Armstrong Cable Services 
       6198       546         350      BellSouth Network Solutions, 
       5668       347         330      Century Telephone 
      22909       340         320      Comcast Cable Corporation 
       9583       341         317      Satyam Infoway Ltd.,
      22773       343         310      Cox Communications, Inc. Atla
       4755       355         296      Videsh Sanchar Nigam Ltd. Aut
       4355       397         294      EarthLink, Inc. 
       6140       356         292      ImpSat
       1239       946         286      Sprint 
       1221       942         277      Telstra Pty Ltd
        376       381         267      Reseau Interordinateurs Scien
      20115       603         265      Charter Communications 
       9443       345         265      Primus Telecommunications
      
      List of Unregistered ASNs (Global)
      ----------------------------------
      
      Bad AS  Designation  Network              Transit AS  Description
      65412   PRIVATE       64.70.42.0/24         3561       Cable & Wireless USA
       1877   UNALLOCATED   192.108.199.0/24      1876       Southern Methodist U
      23861   UNALLOCATED   210.93.46.0/24        3786       DACOM Corporation
      23861   UNALLOCATED   210.93.47.0/24        3786       DACOM Corporation
      
      Advertised Unallocated Addresses
      --------------------------------
      
      Network            Origin AS  Description
      132.0.0.0/10           568     DISO-UNRRA 
      137.0.0.0/13           568     DISO-UNRRA 
      156.246.0.0/16        9317     Inha University
      158.0.0.0/13           568     DISO-UNRRA 
      192.43.230.0/24       4738     South Australian Academic Res
      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
      192.84.205.0/24        719     LANLINK autonomous system
      192.119.135.0/24       270     NASA 
      192.135.50.0/24       7018     AT&T 
      192.136.79.0/24        719     LANLINK autonomous system
      192.172.0.0/19         568     DISO-UNRRA 
      
      Number of prefixes announced per prefix length (Global)
      -------------------------------------------------------
      
       /1:0        /2:0        /3:0        /4:0        /5:0        /6:0       
       /7:0        /8:20       /9:4       /10:6       /11:15      /12:58      
      /13:105     /14:286     /15:503     /16:7567    /17:1888    /18:3482    
      /19:8953    /20:9306    /21:6786    /22:9574    /23:11134   /24:72960   
      /25:187     /26:277     /27:154     /28:27      /29:5       /30:16      
      /31:0       /32:11      
      
      Advertised prefixes smaller than registry allocations
      -----------------------------------------------------
      
        ASN   No of nets  Total ann.   Description
      18566      671           688      Covad Communications 
       6197      573           732      BellSouth Network Solutions, 
       7018      499          1399      AT&T 
       3356      438           817      Level 3 Communications, LLC 
        702      417           685      UUNET - Commercial IP service
       6198      394           546      BellSouth Network Solutions, 
        701      392          1365      UUNET Technologies, Inc. 
       7066      392           498      Virginia Polytechnic Institut
      20115      375           603      Charter Communications 
      27364      375           382      Armstrong Cable Services 
        690      361           398      Merit Network 
       1239      332           946      Sprint 
       5668      305           347      Century Telephone 
      19029      255           387      New Edge Networks 
       4766      247           414      Korea Internet Exchange for "
      25844      244           244      Skadden, Arps, Slate, Meagher
       3320      232           284      Deutsche Telekom AG
       6517      224           248      Yipes Communications, Inc. 
       6386      221           247      bellsouth.net, inc. 
      13609      220           260      Choice One Communications Inc
      
      Number of /24s announced per /8 block (Global)
      ----------------------------------------------
      
         4:3        12:776      13:1        15:6        16:1        17:3      
        20:8        24:844      32:84       38:45       40:26       44:2      
        55:1        56:1        57:14       61:374      62:466      63:1821   
        64:1841     65:1888     66:2371     67:274      68:608      69:412    
        80:482      81:225      82:76       83:2       128:141     129:264    
       130:78      131:78      132:16      134:172     135:16      136:186    
       137:111     138:149     139:39      140:160     141:135     142:103    
       143:48      144:80      145:39      146:282     147:75      148:329    
       149:84      150:122     151:62      152:215     153:60      154:1      
       155:137     156:66      157:56      158:149     159:143     160:47     
       161:52      162:372     163:72      164:323     165:159     166:106    
       167:210     168:179     169:97      170:295     171:8       192:5524   
       193:2590    194:2010    195:1319    196:522     198:3639    199:2948   
       200:3040    201:7       202:4428    203:5475    204:3020    205:1999   
       206:2267    207:2599    208:2407    209:2864    210:1057    211:451    
       212:905     213:1029    214:25      215:27      216:3397    217:839    
       218:119     219:96      220:167     221:18      222:1      
      
      End of report