[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: Sat, 6 Mar 2004 04:08:35 +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 06 Mar, 2004
      
      Analysis Summary
      ----------------
      
      BGP routing table entries examined:                            134315
          Prefixes after maximum aggregation:                         82099
          Unique aggregates announced to Internet:                    64969
      Total ASes present in the Internet Routing Table:               16774
      Origin-only ASes present in the Internet Routing Table:         14559
      Origin ASes announcing only one prefix:                          6734
      Transit ASes present in the Internet Routing Table:              2215
      Transit-only ASes present in the Internet Routing Table:           65
      Average AS path length visible in the Internet Routing Table:     4.8
          Max AS path length visible:                                    31
      Illegal AS announcements present in the Routing Table:             15
      Non-routable prefixes present in the Routing Table:                 0
      Prefixes being announced from unallocated address space:           16
      Number of addresses announced to Internet:                 1291164580
          Equivalent to 76 /8s, 245 /16s and 155 /24s
          Percentage of available address space announced:             34.8
          Percentage of allocated address space announced:             59.8
          Percentage of available address space allocated:             58.2
      Total number of prefixes smaller than registry allocations:     59599
      
      APNIC Region Analysis Summary
      -----------------------------
      
      Prefixes being announced by APNIC Region ASes:                    25112
          Total APNIC prefixes after maximum aggregation:               13359
      Prefixes being announced from the APNIC address blocks:           23498
          Unique aggregates announced from the APNIC address blocks:    13493
      APNIC Region origin ASes present in the Internet Routing Table:    2018
      APNIC Region origin ASes announcing only one prefix:                597
      APNIC Region transit ASes present in the Internet Routing Table:    322
      Average APNIC Region AS path length visible:                        4.9
          Max APNIC Region AS path length visible:                         17
      Number of APNIC addresses announced to Internet:              137409280
          Equivalent to 8 /8s, 48 /16s and 179 /24s
          Percentage of available APNIC address space announced:       74.0
      
      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:                     78097
          Total ARIN prefixes after maximum aggregation:                48283
      Prefixes being announced from the ARIN address blocks:            60453
          Unique aggregates announced from the ARIN address blocks:     20980
      ARIN Region origin ASes present in the Internet Routing Table:     8988
      ARIN Region origin ASes announcing only one prefix:                3191
      ARIN Region transit ASes present in the Internet Routing Table:     879
      Average ARIN Region AS path length visible:                         4.5
          Max ARIN Region AS path length visible:                          16
      Number of ARIN addresses announced to Internet:               219143968
          Equivalent to 13 /8s, 15 /16s and 223 /24s
          Percentage of available ARIN address space announced:          72.6
      
      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:                     24235
          Total RIPE prefixes after maximum aggregation:                17572
      Prefixes being announced from the RIPE address blocks:            21097
          Unique aggregates announced from the RIPE address blocks:     14025
      RIPE Region origin ASes present in the Internet Routing Table:     5247
      RIPE Region origin ASes announcing only one prefix:                2823
      RIPE Region transit ASes present in the Internet Routing Table:     898
      Average RIPE Region AS path length visible:                         5.4
          Max RIPE Region AS path length visible:                          31
      Number of RIPE addresses announced to Internet:               152754816
          Equivalent to 9 /8s, 26 /16s and 218 /24s
          Percentage of available RIPE address space announced:          70.0
      
      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, 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:                    5669
          Total LACNIC prefixes after maximum aggregation:               2206
      Prefixes being announced from the LACNIC address blocks:           5320
          Unique aggregates announced from the LACNIC address blocks:    3293
      LACNIC Region origin ASes present in the Internet Routing Table:    367
      LACNIC Region origin ASes announcing only one prefix:               100
      LACNIC Region transit ASes present in the Internet Routing Table:    74
      Average LACNIC Region AS path length visible:                       5.1
          Max LACNIC Region AS path length visible:                        15
      Number of LACNIC addresses announced to Internet:              14337792
          Equivalent to 0 /8s, 218 /16s and 199 /24s
          Percentage of available LACNIC address space announced:        42.7
      
      LACNIC AS Blocks       26592 - 26623, 27648 - 28671
      LACNIC Address Blocks  200/7
      
      Emerging AfriNIC Region Analysis Summary
      ----------------------------------------
      
      Prefixes being announced by AfriNIC Region ASes:                   1188
          Total AfriNIC prefixes after maximum aggregation:               679
      Prefixes being announced from the AfriNIC address blocks:           743
          Unique aggregates announced from the AfriNIC address blocks:    557
      AfriNIC Region origin ASes present in the Internet Routing Table:    90
      AfriNIC Region origin ASes announcing only one prefix:               23
      AfriNIC Region transit ASes present in the Internet Routing Table:   11
      Average AfriNIC Region AS path length visible:                      4.9
          Max AfriNIC Region AS path length visible:                       16
      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      883       1086         639   Telstra Pty Ltd
       4134      664       2490         117   Data Communications Bureau
       4766      444       2914         243   Korea Internet Exchange for "
       9583      389         38          97   Satyam Infoway Ltd.,
       4755      366        132          59   Videsh Sanchar Nigam Ltd. Aut
       2907      360       1846         337   SINET Japan
       9443      347         70          81   Primus Telecommunications
        703      336        374         259   UUNET
      17557      330         24         163   Pakistan Telecom
      17676      297       4380          38   XTAGE CORPORATION
       2764      295        274         240   connect.com.au pty ltd
       7474      270        304         210   Optus Communications Pty Ltd
       9942      231         70         132   COMindico Australia
       9929      228        155          30   China Netcom Corp.
       9800      214        347          55   CHINA UNICOM
       9498      191         30          36   BHARTI BT INTERNET LTD.
       4837      169       1571         102   chinanet IDC center beijing n
       9304      166        159          24   Hutchison Telecom (HK)
       4739      151         60         138   Commerical Internet eXchange 
       7633      151         23          42   Software Technology Parks of 
      
      ARIN Region per AS prefix count summary
      ---------------------------------------
      
        ASN   No of nets  /20 equiv  MaxAgg  Description
       7018     1410       7203         986   AT&T 
        701     1344       8592         962   UUNET Technologies, Inc. 
       1239      932       3065         648   Sprint 
       3356      846      10955         678   Level 3 Communications, LLC 
        209      719       3532         507   Qwest 
       4323      694        559         204   Time Warner Communications, I
      18566      691        192           8   Covad Communications 
       6197      676        442         272   BellSouth Network Solutions, 
      20115      611        345         333   Charter Communications 
       6198      546        354         196   BellSouth Network Solutions, 
        852      512       1122         399   Telus Advanced Communications
       7066      499        207         271   Virginia Polytechnic Institut
       7843      491        582         120   Adelphia Corp. 
       7132      466       7818         321   Southwestern Bell Internet Se
       2386      432        579         231   AT&T Data Communications Serv
        690      397         58         267   Merit Network 
       4355      397        323         103   EarthLink, Inc. 
      27364      388         28          23   Armstrong Cable Services 
        376      381        359         114   Reseau Interordinateurs Scien
      19029      378        168         248   New Edge Networks 
      
      RIPE Region per AS prefix count summary
      ---------------------------------------
      
        ASN   No of nets  /20 equiv  MaxAgg  Description
        702      677       2040         566   UUNET - Commercial IP service
       3301      337       1178         316   TeliaNet Sweden
       3320      287       1965         235   Deutsche Telekom AG
       8220      261        410         249   COLT Internet - International
        680      242       2027         238   DFN-IP service G-WiN
       1257      234        510         191   SWIPnet Swedish IP Network
        719      233        288         105   LANLINK autonomous system
      13083      216         51           8   Mannesmann Datenverarbeitung 
       3246      190        447         188   Song Networks
        786      175       1826         175   The JANET IP Service
       8708      172        111         162   Romania Data Systems S.A.
       5515      168        762         135   Sonera Solution Autonomous Sy
      25186      165        185         108   France Telecom Transpac's Tra
       3215      164        800          78   France Telecom Transpac
       5400      151        223         134   BT Ignite European Backbone
       3303      137        620         137   Swisscom Ltd
       6746      128         19         112   Dynamic Network Technologies,
       3269      125       1037          65   TELECOM ITALIA
      12302      121         17          28   MobiFon S.A.
       2856      117       1294         107   BTnet UK Regional network
      
      LACNIC Region per AS prefix count summary
      -----------------------------------------
      
        ASN   No of nets  /20 equiv  MaxAgg  Description
       6140      373        122          64   ImpSat
       8151      260        384         127   UniNet S.A. de C.V. 
      11172      207         75          43   Servicios Alestra S.A de C.V 
      16814      156         11           6   NSS, S.A. 
       6503      141        220          97   AVANTEL, S.A. 
       7303      136         51          31   Telecom Argentina Stet-France
       6505      132         90          92   Global One Communicaoes Ltda 
       6147      124         78          20   Telefonica Del Peru 
      11992      101         25          29   Integrated Systems 
      11556       88         73          25   Cable-Wireless Panama 
       8167       80        220          12   TELESC - Telecomunicacoes de 
       6535       78          5          20   Chilesat Servicios  Empresari
      15311       78         18          38   Telefonica Empresas 
       4270       71         18           9   Red de Interconexion Universi
      11311       70          7          17   Sinectis S.A. 
       5639       64          7          13   Telecommunications Services o
       7080       64          4           1   Electronica y Comunicaciones 
      14420       63          4          25   ANDINATEL S.A. 
      27699       62        168          15   TELECOMUNICACOES DE SAO PAULO
      10292       61          6          28   TELECOMMUNICATIONS OF JAMAICA
      
      AfriNIC Region per AS prefix count summary
      ------------------------------------------
      
        ASN   No of nets  /20 equiv  MaxAgg  Description
       3741      251        632         218   The Internet Solution 
       5536      104          8           7   Internet Egypt Network
       2018       94        297          92   Tertiary Education Network 
       2905       90        272          80   The Internetworking Company o
       2561       58          6           3   Egyptian Universities Network
      11845       38          9          11   Data Pro Business Online 
       3208       33          2           1   ARN Network
       9129       32          3           4   UUNET Kenya
      16637       25          9          18   Johnnic e-Ventures 
       5713       24         93          22   Telkom SA Ltd 
      12455       24          4           2   Jambonet Autonomous system
      24835       23         18           6   RAYA Telecom - Egypt
       6713       22         38           9   Itissalat Al-MAGHRIB
       8524       19          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 
       8346       14          6          13   SONATEL-AS Autonomous System
      17148       14          1           8   First National Bank 
      
      Global Per AS Maximum Aggr summary
      ----------------------------------
      
        ASN   No of nets  Net Savings Description
      18566       691         683      Covad Communications 
       4134       664         547      Data Communications Bureau
       4323       694         490      Time Warner Communications, I
       6197       676         404      BellSouth Network Solutions, 
        701      1344         382      UUNET Technologies, Inc. 
       7843       491         371      Adelphia Corp. 
      27364       388         365      Armstrong Cable Services 
       6198       546         350      BellSouth Network Solutions, 
       5668       349         334      Century Telephone 
      22909       354         328      Comcast Cable Corporation 
      22773       348         313      Cox Communications, Inc. Atla
       6140       373         309      ImpSat
       4755       366         307      Videsh Sanchar Nigam Ltd. Aut
       4355       397         294      EarthLink, Inc. 
       9583       389         292      Satyam Infoway Ltd.,
       6347       367         286      SAVVIS Communications Corpora
       1239       932         284      Sprint 
      20115       611         278      Charter Communications 
        376       381         267      Reseau Interordinateurs Scien
       9443       347         266      Primus Telecommunications
      
      List of Unregistered ASNs (Global)
      ----------------------------------
      
      Bad AS  Designation  Network              Transit AS  Description
      65400   PRIVATE       192.55.193.0/24       1290       PSINet UK Ltd.
       1877   UNALLOCATED   192.108.199.0/24      1876       Southern Methodist U
      18412   UNALLOCATED   211.77.0.0/19         9674       Far EastTone Telecom
      65412   PRIVATE       211.161.0.0/21        4847       China Networks Inter
      65412   PRIVATE       211.161.8.0/21        4847       China Networks Inter
      65412   PRIVATE       211.161.32.0/23       4847       China Networks Inter
      65412   PRIVATE       211.161.34.0/23       4847       China Networks Inter
      65412   PRIVATE       211.161.36.0/23       4847       China Networks Inter
      65412   PRIVATE       211.161.38.0/23       4847       China Networks Inter
      65412   PRIVATE       211.161.40.0/23       4847       China Networks Inter
      65412   PRIVATE       211.161.42.0/23       4847       China Networks Inter
      65412   PRIVATE       211.161.44.0/23       4847       China Networks Inter
      65412   PRIVATE       211.161.46.0/23       4847       China Networks Inter
      65412   PRIVATE       211.161.80.0/21       4847       China Networks Inter
      65412   PRIVATE       211.161.88.0/21       4847       China Networks Inter
      
      Advertised Unallocated Addresses
      --------------------------------
      
      Network            Origin AS  Description
      132.0.0.0/10           568     DISO-UNRRA 
      137.0.0.0/13           568     DISO-UNRRA 
      158.0.0.0/13           568     DISO-UNRRA 
      164.234.0.0/18         721     DLA Systems Automation Center
      164.234.0.0/16         721     DLA Systems Automation Center
      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        /8:19       /9:4       /10:6       /11:15      /12:59      
      /13:106     /14:291     /15:508     /16:7593    /17:1910    /18:3492    
      /19:9007    /20:9430    /21:6859    /22:9678    /23:11212   /24:73417   
      /25:199     /26:285     /27:159     /28:28      /29:8       /30:15      
      /31:0       /32:15      
      
      Advertised prefixes smaller than registry allocations
      -----------------------------------------------------
      
        ASN   No of nets  Total ann.   Description
      18566      674           691      Covad Communications 
       6197      516           676      BellSouth Network Solutions, 
       7018      501          1410      AT&T 
       3356      461           846      Level 3 Communications, LLC 
        702      413           677      UUNET - Commercial IP service
       6198      394           546      BellSouth Network Solutions, 
       7066      394           499      Virginia Polytechnic Institut
      27364      381           388      Armstrong Cable Services 
        701      374          1344      UUNET Technologies, Inc. 
      20115      374           611      Charter Communications 
        690      360           397      Merit Network 
       1239      330           932      Sprint 
       5668      308           349      Century Telephone 
       4766      267           444      Korea Internet Exchange for "
      19029      246           378      New Edge Networks 
      25844      244           244      Skadden, Arps, Slate, Meagher
       3320      235           287      Deutsche Telekom AG
       9583      235           389      Satyam Infoway Ltd.,
       6517      228           250      Yipes Communications, Inc. 
      13609      220           260      Choice One Communications Inc
      
      Number of /24s announced per /8 block (Global)
      ----------------------------------------------
      
         4:3        12:794      13:1        15:4        16:1        17:3      
        20:6        24:837      32:84       38:51       40:26       44:3      
        55:1        56:1        57:13       61:382      62:488      63:1824   
        64:1879     65:1919     66:2373     67:281      68:562      69:431    
        80:468      81:223      82:91       83:8       128:137     129:253    
       130:71      131:79      132:16      134:174     135:16      136:185    
       137:108     138:152     139:42      140:148     141:135     142:105    
       143:48      144:80      145:37      146:283     147:74      148:365    
       149:85      150:101     151:62      152:214     153:60      154:1      
       155:127     156:62      157:50      158:148     159:139     160:50     
       161:53      162:374     163:75      164:323     165:160     166:99     
       167:211     168:199     169:107     170:302     171:8       192:5529   
       193:2603    194:2000    195:1340    196:521     198:3649    199:2963   
       200:3142    201:21      202:4464    203:5488    204:2988    205:1992   
       206:2280    207:2609    208:2375    209:2884    210:1150    211:461    
       212:902     213:1063    214:26      215:26      216:3348    217:847    
       218:154     219:101     220:189     221:21      222:6      
      
      End of report