[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, 24 Apr 2004 04:06:13 +1000 (EST)
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  • Reply-to: pfs@cisco.com
    • 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 24 Apr, 2004
      
      Analysis Summary
      ----------------
      
      BGP routing table entries examined:                            136951
          Prefixes after maximum aggregation:                         83183
          Unique aggregates announced to Internet:                    66397
      Total ASes present in the Internet Routing Table:               17090
      Origin-only ASes present in the Internet Routing Table:         14819
      Origin ASes announcing only one prefix:                          6844
      Transit ASes present in the Internet Routing Table:              2271
      Transit-only ASes present in the Internet Routing Table:           80
      Average AS path length visible in the Internet Routing Table:     4.7
          Max AS path length visible:                                    26
      Illegal AS announcements present in the Routing Table:              3
      Non-routable prefixes present in the Routing Table:                 0
      Prefixes being announced from unallocated address space:           17
      Number of addresses announced to Internet:                 1282660100
          Equivalent to 76 /8s, 115 /16s and 215 /24s
          Percentage of available address space announced:             34.6
          Percentage of allocated address space announced:             57.6
          Percentage of available address space allocated:             60.0
      Total number of prefixes smaller than registry allocations:     61497
      
      APNIC Region Analysis Summary
      -----------------------------
      
      Prefixes being announced by APNIC Region ASes:                    26072
          Total APNIC prefixes after maximum aggregation:               13676
      Prefixes being announced from the APNIC address blocks:           24379
          Unique aggregates announced from the APNIC address blocks:    13664
      APNIC Region origin ASes present in the Internet Routing Table:    2041
      APNIC Region origin ASes announcing only one prefix:                609
      APNIC Region transit ASes present in the Internet Routing Table:    329
      Average APNIC Region AS path length visible:                        4.9
          Max APNIC Region AS path length visible:                         16
      Number of APNIC addresses announced to Internet:              144640384
          Equivalent to 8 /8s, 159 /16s and 9 /24s
          Percentage of available APNIC address space announced:         77.9
      
      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:                     78837
          Total ARIN prefixes after maximum aggregation:                48684
      Prefixes being announced from the ARIN address blocks:            60793
          Unique aggregates announced from the ARIN address blocks:     21470
      ARIN Region origin ASes present in the Internet Routing Table:     9122
      ARIN Region origin ASes announcing only one prefix:                3237
      ARIN Region transit ASes present in the Internet Routing Table:     891
      Average ARIN Region AS path length visible:                         4.4
          Max ARIN Region AS path length visible:                          16
      Number of ARIN addresses announced to Internet:               222220576
          Equivalent to 13 /8s, 62 /16s and 209 /24s
          Percentage of available ARIN address space announced:          73.6
      
      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:                     25107
          Total RIPE prefixes after maximum aggregation:                17942
      Prefixes being announced from the RIPE address blocks:            21919
          Unique aggregates announced from the RIPE address blocks:     14431
      RIPE Region origin ASes present in the Internet Routing Table:     5382
      RIPE Region origin ASes announcing only one prefix:                2872
      RIPE Region transit ASes present in the Internet Routing Table:     929
      Average RIPE Region AS path length visible:                         5.3
          Max RIPE Region AS path length visible:                          26
      Number of RIPE addresses announced to Internet:               159835648
          Equivalent to 9 /8s, 134 /16s and 230 /24s
          Percentage of available RIPE address space announced:          56.0
      
      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, 80/5, 88/8, 188/8, 193/8, 194/7,
                             212/7 and 217/8
      
      LACNIC Region Analysis Summary
      ------------------------------
      
      Prefixes being announced by LACNIC Region ASes:                    5787
          Total LACNIC prefixes after maximum aggregation:               2207
      Prefixes being announced from the LACNIC address blocks:           5433
          Unique aggregates announced from the LACNIC address blocks:    3380
      LACNIC Region origin ASes present in the Internet Routing Table:    374
      LACNIC Region origin ASes announcing only one prefix:               104
      LACNIC Region transit ASes present in the Internet Routing Table:    73
      Average LACNIC Region AS path length visible:                       5.1
          Max LACNIC Region AS path length visible:                        15
      Number of LACNIC addresses announced to Internet:              14628096
          Equivalent to 0 /8s, 223 /16s and 53 /24s
          Percentage of available LACNIC address space announced:        43.6
      
      LACNIC AS Blocks       26592 - 26623, 27648 - 28671
      LACNIC Address Blocks  200/7
      
      Emerging AfriNIC Region Analysis Summary
      ----------------------------------------
      
      Prefixes being announced by AfriNIC Region ASes:                   1147
          Total AfriNIC prefixes after maximum aggregation:               674
      Prefixes being announced from the AfriNIC address blocks:           756
          Unique aggregates announced from the AfriNIC address blocks:    562
      AfriNIC Region origin ASes present in the Internet Routing Table:    90
      AfriNIC Region origin ASes announcing only one prefix:               22
      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:              1840384
          Equivalent to 0 /8s, 28 /16s and 21 /24s
          Percentage of available AfriNIC address space announced:       11.0
      
      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      858       1091         626   Telstra Pty Ltd
       4134      725       3171         120   Data Communications Bureau
       4766      474       2916         253   Korea Internet Exchange for "
       9583      438         39          95   Satyam Infoway Ltd.,
       4755      360        129          53   Videsh Sanchar Nigam Ltd. Aut
       2907      355       1846         331   SINET Japan
       9443      354         69          78   Primus Telecommunications
       9929      348        155          31   China Netcom Corp.
        703      335        373         258   UUNET
      17676      329       4892          54   XTAGE CORPORATION
      17557      323         23         162   Pakistan Telecom
       2764      294        273         240   connect.com.au pty ltd
       7474      273        300         214   Optus Communications Pty Ltd
       9942      222         70         125   COMindico Australia
       9800      218        348          58   CHINA UNICOM
       4780      212        193          26   Digital United Inc.
       9498      205         31          45   BHARTI BT INTERNET LTD.
       4837      182       1683         105   chinanet IDC center beijing n
       9304      169        159          24   Hutchison Telecom (HK)
       7633      159         23          43   Software Technology Parks of 
      
      ARIN Region per AS prefix count summary
      ---------------------------------------
      
        ASN   No of nets  /20 equiv  MaxAgg  Description
       7018     1426       6964         997   AT&T 
        701     1315       8522         942   UUNET Technologies, Inc. 
       1239      938       3033         636   Sprint 
       3356      895      10968         690   Level 3 Communications, LLC 
        209      756       3479         518   Qwest 
       4323      721        559         200   Time Warner Communications, I
      18566      699        192           8   Covad Communications 
       6197      695        507         256   BellSouth Network Solutions, 
       6198      563        366         207   BellSouth Network Solutions, 
      20115      541        342         283   Charter Communications 
        852      513       1127         404   Telus Advanced Communications
       7066      502        208         274   Virginia Polytechnic Institut
       7843      497        624         112   Adelphia Corp. 
       7132      450       7847         332   Southwestern Bell Internet Se
       2386      432        579         235   AT&T Data Communications Serv
      27364      405         29          23   Armstrong Cable Services 
       4355      393        323         103   EarthLink, Inc. 
        376      380        343         112   Reseau Interordinateurs Scien
      22909      380        835          40   Comcast Cable Corporation 
       6347      377        386          85   SAVVIS Communications Corpora
      
      RIPE Region per AS prefix count summary
      ---------------------------------------
      
        ASN   No of nets  /20 equiv  MaxAgg  Description
        702      662       2039         553   UUNET - Commercial IP service
       3320      296       2477         236   Deutsche Telekom AG
       3301      268        984         258   TeliaNet Sweden
       8220      268        412         255   COLT Internet - International
        680      244       2025         239   DFN-IP service G-WiN
       1257      233        510         195   SWIPnet Swedish IP Network
      13083      216         51           8   Mannesmann Datenverarbeitung 
       5515      201        779         143   Sonera Solution Autonomous Sy
        719      200        288         103   LANLINK autonomous system
       3246      198        451         195   Song Networks
      25186      176        188         117   France Telecom Transpac's Tra
        786      175       1826         175   The JANET IP Service
       8708      175        111         164   Romania Data Systems S.A.
       3215      167        815          71   France Telecom Transpac
       5400      159        241         140   BT Ignite European Backbone
       6746      137         28         114   Dynamic Network Technologies,
       3303      135        610         135   Swisscom Ltd
       3269      134       1101          65   TELECOM ITALIA
      12302      121         17          28   MobiFon S.A.
       1273      112        166          89   Cable & Wireless Deutschland 
      
      LACNIC Region per AS prefix count summary
      -----------------------------------------
      
        ASN   No of nets  /20 equiv  MaxAgg  Description
       6140      379        122          74   ImpSat
       8151      265        357         130   UniNet S.A. de C.V. 
      11172      208         75          43   Servicios Alestra S.A de C.V 
      16814      163         11           6   NSS, S.A. 
       6147      149         78          20   Telefonica Del Peru 
       7303      140         53          27   Telecom Argentina Stet-France
       6503      136        220          92   AVANTEL, S.A. 
       6505      132         90          91   Global One Communicaoes Ltda 
      11992       90          9          29   Integrated Systems 
      11556       88         73          25   Cable-Wireless Panama 
       6535       79          5          19   Chilesat Servicios  Empresari
      15311       75         18          38   Telefonica Empresas 
       4270       71         18           9   Red de Interconexion Universi
      11311       71          7          16   Sinectis S.A. 
      14535       70          6           5   Techtel S.A. 
      14259       69          4           5   GTD Internet S.A. 
      14420       65          4          24   ANDINATEL S.A. 
       5639       64          7          13   Telecommunications Services o
       7080       64          4           1   Electronica y Comunicaciones 
      10292       62          6          25   TELECOMMUNICATIONS OF JAMAICA
      
      AfriNIC Region per AS prefix count summary
      ------------------------------------------
      
        ASN   No of nets  /20 equiv  MaxAgg  Description
       3741      254        632         219   The Internet Solution 
       5536      106          8           3   Internet Egypt Network
       2018       94        297          92   Tertiary Education Network 
       2905       89        272          79   The Internetworking Company o
      11845       36          9          11   Data Pro Business Online 
       9129       32          3           4   UUNET Kenya
      24835       31         18           6   RAYA Telecom - Egypt
       5713       26        125          24   Telkom SA Ltd 
      12455       25          4           2   Jambonet Autonomous system
      14988       25         16           1   Botswana Telecommunications C
      16637       25          9          18   Johnnic e-Ventures 
       6713       24         38           9   Itissalat Al-MAGHRIB
       8524       22          2           4   AUCEGYPT Autonomous System
      10798       18          1          12   Standard Bank of South Africa
      15706       16          2           3   Sudatel Internet Exchange Aut
      12258       15          3          10   Vodacom Internet Company 
      15808       14          1           6   Communication Solutions Ltd i
       8346       13          6          12   SONATEL-AS Autonomous System
      17148       13          1           7   First National Bank 
       2609       12         26           4   Tunisia BackBone AS
      
      Global Per AS Maximum Aggr summary
      ----------------------------------
      
        ASN   No of nets  Net Savings Description
      18566       699         691      Covad Communications 
       4134       725         605      Data Communications Bureau
       4323       721         521      Time Warner Communications, I
       6197       695         439      BellSouth Network Solutions, 
       7843       497         385      Adelphia Corp. 
      27364       405         382      Armstrong Cable Services 
        701      1315         373      UUNET Technologies, Inc. 
       6198       563         356      BellSouth Network Solutions, 
       5668       370         354      Century Telephone 
       9583       438         343      Satyam Infoway Ltd.,
      22909       380         340      Comcast Cable Corporation 
      22773       361         325      Cox Communications, Inc. Atla
       9929       348         317      China Netcom Corp.
       4755       360         307      Videsh Sanchar Nigam Ltd. Aut
       6140       379         305      ImpSat
       1239       938         302      Sprint 
       6347       377         292      SAVVIS Communications Corpora
       4355       393         290      EarthLink, Inc. 
       9443       354         276      Primus Telecommunications
      17676       329         275      XTAGE CORPORATION
      
      List of Unregistered ASNs (Global)
      ----------------------------------
      
      Bad AS  Designation  Network              Transit AS  Description
      18416   UNALLOCATED   61.56.96.0/20         9919       New Century InfoComm
       1877   UNALLOCATED   192.108.199.0/24      1876       Southern Methodist U
      18412   UNALLOCATED   211.77.0.0/19         9674       Far EastTone Telecom
      
      Advertised Unallocated Addresses
      --------------------------------
      
      Network            Origin AS  Description
      132.0.0.0/10           568     DISO-UNRRA 
      137.0.0.0/13           568     DISO-UNRRA 
      156.154.16.0/22       7786     Lockheed Martin IMS 
      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        /8:18       /9:3       /10:6       /11:15      /12:58      
      /13:112     /14:294     /15:509     /16:7735    /17:1994    /18:3552    
      /19:9317    /20:9715    /21:7045    /22:9932    /23:11395   /24:74555   
      /25:206     /26:253     /27:141     /28:29      /29:4       /30:51      
      /31:0       /32:12      
      
      Advertised prefixes smaller than registry allocations
      -----------------------------------------------------
      
        ASN   No of nets  Total ann.   Description
      18566      682           699      Covad Communications 
       7018      536          1426      AT&T 
       6197      531           695      BellSouth Network Solutions, 
       3356      495           895      Level 3 Communications, LLC 
       6198      402           563      BellSouth Network Solutions, 
        702      400           662      UUNET - Commercial IP service
      27364      398           405      Armstrong Cable Services 
       7066      396           502      Virginia Polytechnic Institut
        701      366          1315      UUNET Technologies, Inc. 
       1239      354           938      Sprint 
       5668      323           370      Century Telephone 
      20115      296           541      Charter Communications 
        690      295           332      Merit Network 
       4766      294           474      Korea Internet Exchange for "
       9583      279           438      Satyam Infoway Ltd.,
       9929      277           348      China Netcom Corp.
      14824      250           275      NewSouth Communications Corp.
      25844      244           244      Skadden, Arps, Slate, Meagher
       3320      243           296      Deutsche Telekom AG
      13609      233           274      Choice One Communications Inc
      
      Number of /24s announced per /8 block (Global)
      ----------------------------------------------
      
         4:3        12:821      13:1        15:4        16:1        17:3      
        20:8        24:782      32:82       38:63       40:54       44:3      
        55:1        56:4        57:13       61:402      62:465      63:1829   
        64:1882     65:1944     66:2512     67:291      68:540      69:500    
        70:32       80:502      81:267      82:152      83:31      128:144    
       129:253     130:101     131:89      132:19      134:184     135:17     
       136:153     137:106     138:151     139:37      140:150     141:133    
       142:108     143:50      144:78      145:41      146:299     147:77     
       148:368     149:92      150:93      151:64      152:189     153:62     
       154:1       155:124     156:131     157:54      158:145     159:159    
       160:51      161:53      162:377     163:79      164:331     165:163    
       166:98      167:209     168:218     169:103     170:289     171:8      
       192:5521    193:2656    194:2028    195:1351    196:538     198:3648   
       199:3021    200:3252    201:8       202:4547    203:5456    204:2986   
       205:1970    206:2266    207:2484    208:2290    209:2846    210:1366   
       211:521     212:960     213:1158    214:35      215:27      216:3353   
       217:893     218:169     219:100     220:209     221:30      222:23     
      
      
      End of report