[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, 31 Jan 2004 04:08:49 +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 31 Jan, 2004
      
      Analysis Summary
      ----------------
      
      BGP routing table entries examined:                            132205
          Prefixes after maximum aggregation:                         81304
          Unique aggregates announced to Internet:                    63879
      Total ASes present in the Internet Routing Table:               16562
      Origin-only ASes present in the Internet Routing Table:         14378
      Origin ASes announcing only one prefix:                          6648
      Transit ASes present in the Internet Routing Table:              2184
      Transit-only ASes present in the Internet Routing Table:           68
      Average AS path length visible in the Internet Routing Table:     5.0
          Max AS path length visible:                                    19
      Illegal AS announcements present in the Routing Table:              7
      Non-routable prefixes present in the Routing Table:                 0
      Prefixes being announced from unallocated address space:           14
      Number of addresses announced to Internet:                 1282518628
          Equivalent to 76 /8s, 113 /16s and 174 /24s
          Percentage of available address space announced:             34.6
          Percentage of allocated address space announced:             59.4
          Percentage of available address space allocated:             58.2
      Total number of prefixes smaller than registry allocations:     58396
      
      APNIC Region Analysis Summary
      -----------------------------
      
      Prefixes being announced by APNIC Region ASes:                  24505
          Total APNIC prefixes after maximum aggregation:             13153
      Prefixes being announced from the APNIC address blocks:         22916
          Unique aggregates announced from the APNIC address blocks:  13079
      APNIC Region origin ASes present in the Internet Routing Table:  1990
      APNIC Region origin ASes announcing only one prefix:              597
      APNIC Region transit ASes present in the Internet Routing Table:  318
      Average APNIC Region AS path length visible:                      4.9
          Max APNIC Region AS path length visible:                       16
      Number of APNIC addresses announced to Internet:            135282560
          Equivalent to 8 /8s, 16 /16s and 63 /24s
          Percentage of available APNIC address space announced:       72.9
      
      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:                     77464
          Total ARIN prefixes after maximum aggregation:                47983
      Prefixes being announced from the ARIN address blocks:            59964
          Unique aggregates announced from the ARIN address blocks:     20865
      ARIN Region origin ASes present in the Internet Routing Table:     8901
      ARIN Region origin ASes announcing only one prefix:                3150
      ARIN Region transit ASes present in the Internet Routing Table:     852
      Average ARIN Region AS path length visible:                         4.7
          Max ARIN Region AS path length visible:                          17
      Number of ARIN addresses announced to Internet:               215792032
          Equivalent to 12 /8s, 220 /16s and 185 /24s
          Percentage of available ARIN address space announced:          71.5
      
      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, 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:                     23711
          Total RIPE prefixes after maximum aggregation:                17289
      Prefixes being announced from the RIPE address blocks:            20547
          Unique aggregates announced from the RIPE address blocks:     13668
      RIPE Region origin ASes present in the Internet Routing Table:     5145
      RIPE Region origin ASes announcing only one prefix:                2772
      RIPE Region transit ASes present in the Internet Routing Table:     897
      Average RIPE Region AS path length visible:                         5.7
          Max RIPE Region AS path length visible:                          19
      Number of RIPE addresses announced to Internet:               150332288
          Equivalent to 8 /8s, 245 /16s and 227 /24s
          Percentage of available RIPE address space announced:          68.9
      
      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:                    5367
          Total LACNIC prefixes after maximum aggregation:               2203
      Prefixes being announced from the LACNIC address blocks:           5001
          Unique aggregates announced from the LACNIC address blocks:    3152
      LACNIC Region origin ASes present in the Internet Routing Table:    368
      LACNIC Region origin ASes announcing only one prefix:               103
      LACNIC Region transit ASes present in the Internet Routing Table:    71
      Average LACNIC Region AS path length visible:                       5.3
          Max LACNIC Region AS path length visible:                        13
      Number of LACNIC addresses announced to Internet:              14023936
          Equivalent to 0 /8s, 213 /16s and 253 /24s
          Percentage of available LACNIC address space announced:        41.8
      
      LACNIC AS Blocks       26592 - 26623, 27648 - 28671
      LACNIC Address Blocks  200/7
      
      Emerging AfriNIC Region Analysis Summary
      ----------------------------------------
      
      Prefixes being announced by AfriNIC Region ASes:                   1153
          Total AfriNIC prefixes after maximum aggregation:               676
      Prefixes being announced from the AfriNIC address blocks:           735
          Unique aggregates announced from the AfriNIC address blocks:    569
      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:   10
      Average AfriNIC Region AS path length visible:                      5.0
          Max AfriNIC Region AS path length visible:                       15
      Number of AfriNIC addresses announced to Internet:              1766656
          Equivalent to 0 /8s, 26 /16s and 245 /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      937       1120         663   Telstra Pty Ltd
       4134      668       2489         117   Data Communications Bureau
       4766      416       2905         247   Korea Internet Exchange for "
       2907      361       1831         337   SINET Japan
       9443      345         69          80   Primus Telecommunications
       4755      342        129          61   Videsh Sanchar Nigam Ltd. Aut
        703      341        372         264   UUNET
      17557      319         23         157   Pakistan Telecom
       9583      307         44          11   Satyam Infoway Ltd.,
      17676      295       4348          38   XTAGE CORPORATION
       2764      282        288         236   connect.com.au pty ltd
       7474      275        305         215   Optus Communications Pty Ltd
       9942      225         69         128   COMindico Australia
       9929      218        154          30   China Netcom Corp.
       9800      214        347          55   CHINA UNICOM
       9498      182         30          34   BHARTI BT INTERNET LTD.
      17642      152         40         111   RequestDSL BGP AS# for Sydney
      17964      151        117          58   Beijing Dian-Xin-Tong Network
       7633      149         23          40   Software Technology Parks of 
       4739      148         60         135   Commerical Internet eXchange 
      
      ARIN Region per AS prefix count summary
      ---------------------------------------
      
        ASN   No of nets  /20 equiv  MaxAgg  Description
       7018     1399       7022         976   AT&T 
        701     1376       8662         969   UUNET Technologies, Inc. 
       1239      948       3109         662   Sprint 
       3356      777      10961         619   Level 3 Communications, LLC 
        209      715       3532         506   Qwest 
      18566      686        192           9   Covad Communications 
       4323      682        528         200   Time Warner Communications, I
       6197      676        399         235   BellSouth Network Solutions, 
      20115      612        334         334   Charter Communications 
       6198      590        389         225   BellSouth Network Solutions, 
       7843      513        570         116   Adelphia Corp. 
       7066      503        207         271   Virginia Polytechnic Institut
        852      502       1124         400   Telus Advanced Communications
       7132      452       7417         311   Southwestern Bell Internet Se
       2386      418        528         221   AT&T Data Communications Serv
        690      398         58         268   Merit Network 
       4355      395        323         101   EarthLink, Inc. 
      19029      392        169         252   New Edge Networks 
        376      382        359         114   Reseau Interordinateurs Scien
      27364      382         28          23   Armstrong Cable Services 
      
      RIPE Region per AS prefix count summary
      ---------------------------------------
      
        ASN   No of nets  /20 equiv  MaxAgg  Description
        702      687       2058         572   UUNET - Commercial IP service
       3301      336       1174         315   TeliaNet Sweden
       3320      284       1972         231   Deutsche Telekom AG
       8220      262        410         248   COLT Internet - International
        680      241       2027         237   DFN-IP service G-WiN
        719      233        288         105   LANLINK autonomous system
       1257      222        505         191   SWIPnet Swedish IP Network
      13083      216         51           8   Mannesmann Datenverarbeitung 
       3246      187        421         185   Song Networks
        786      175       1826         175   The JANET IP Service
       8708      170        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      153        791          70   France Telecom Transpac
       5400      142        223         131   BT Ignite European Backbone
       3303      136        556         136   Swisscom Ltd
      12302      125         18          32   MobiFon S.A.
       3269      123       1005          65   TELECOM ITALIA
       2856      118       1294         108   BTnet UK Regional network
       3352      103        892          30   Ibernet, Internet Access Netw
      
      LACNIC Region per AS prefix count summary
      -----------------------------------------
      
        ASN   No of nets  /20 equiv  MaxAgg  Description
       6140      358        121          66   ImpSat
       8151      244        352         123   UniNet S.A. de C.V. 
      11172      204         77          44   Servicios Alestra S.A de C.V 
      16814      154         10           5   NSS, S.A. 
       6503      140        220          94   AVANTEL, S.A. 
       7303      137         51          30   Telecom Argentina Stet-France
       6505      132         90          92   Global One Communicaoes Ltda 
       6147      124         78          20   Telefonica Del Peru 
       6535       77          5          19   Chilesat Servicios  Empresari
      15311       77         18          37   Telefonica Empresas 
       4270       71         18           9   Red de Interconexion Universi
      11992       68         25          29   Integrated Systems 
       7080       66          4           2   Electronica y Comunicaciones 
      11311       66          7          22   Sinectis S.A. 
      27699       62        168          15   TELECOMUNICACOES DE SAO PAULO
      10292       61          6          28   TELECOMMUNICATIONS OF JAMAICA
      14420       60          4          26   ANDINATEL S.A. 
       1916       59        247          39   Fundacao de Amparo a Pesquisa
       7738       59        218          13   Telecomunicacoes da Bahia S.A
       4926       57          4          48   Telintar 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       50          6           2   Egyptian Universities Network
      11845       36          9          11   Data Pro Business Online 
       3208       33          2           1   ARN Network
      16637       26          9          19   Johnnic e-Ventures 
       9129       25          3           4   UUNET Kenya
       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
      12258       15          3          10   Vodacom Internet Company 
      17148       14          1           8   First National Bank 
       2609       12         10           3   Tunisia BackBone AS
       8346       12          6          12   SONATEL-AS Autonomous System
      
      Global Per AS Maximum Aggr summary
      ----------------------------------
      
        ASN   No of nets  Net Savings Description
      18566       686         677      Covad Communications 
       4134       668         551      Data Communications Bureau
       4323       682         482      Time Warner Communications, I
       6197       676         441      BellSouth Network Solutions, 
        701      1376         407      UUNET Technologies, Inc. 
       7843       513         397      Adelphia Corp. 
       6198       590         365      BellSouth Network Solutions, 
      27364       382         359      Armstrong Cable Services 
      22909       337         319      Comcast Cable Corporation 
       5668       322         306      Century Telephone 
      22773       337         303      Cox Communications, Inc. Atla
       9583       307         296      Satyam Infoway Ltd.,
       4355       395         294      EarthLink, Inc. 
       6140       358         292      ImpSat
       1239       948         286      Sprint 
       4755       342         281      Videsh Sanchar Nigam Ltd. Aut
      20115       612         278      Charter Communications 
       1221       937         274      Telstra Pty Ltd
        376       382         268      Reseau Interordinateurs Scien
       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
      64198   RESERVED      192.107.195.0/24     22767       NASA Earth Science D
       1877   UNALLOCATED   192.108.199.0/24      1876       Southern Methodist U
      64198   RESERVED      198.10.49.0/24       22767       NASA Earth Science D
      64512   PRIVATE       204.70.1.0/24         3561       Cable & Wireless USA
      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 
      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        /8:19       /9:4       /10:6       /11:15      /12:58      
      /13:105     /14:281     /15:502     /16:7551    /17:1874    /18:3458    
      /19:8902    /20:9235    /21:6698    /22:9509    /23:11062   /24:72274   
      /25:164     /26:258     /27:150     /28:27      /29:5       /30:38      
      /31:0       /32:10      
      
      Advertised prefixes smaller than registry allocations
      -----------------------------------------------------
      
        ASN   No of nets  Total ann.   Description
      18566      669           686      Covad Communications 
       6197      525           676      BellSouth Network Solutions, 
       7018      507          1399      AT&T 
       6198      435           590      BellSouth Network Solutions, 
        702      417           687      UUNET - Commercial IP service
       3356      397           777      Level 3 Communications, LLC 
       7066      397           503      Virginia Polytechnic Institut
        701      396          1376      UUNET Technologies, Inc. 
      20115      388           612      Charter Communications 
      27364      375           382      Armstrong Cable Services 
        690      361           398      Merit Network 
       1239      331           948      Sprint 
       5668      285           322      Century Telephone 
      19029      257           392      New Edge Networks 
      25844      244           244      Skadden, Arps, Slate, Meagher
       4766      242           416      Korea Internet Exchange for "
       3320      232           284      Deutsche Telekom AG
       6517      220           244      Yipes Communications, Inc. 
       6386      219           245      bellsouth.net, inc. 
       4355      215           395      EarthLink, Inc. 
      
      Number of /24s announced per /8 block (Global)
      ----------------------------------------------
      
         4:3        12:767      13:1        15:6        16:1        17:3      
        20:7        24:839      32:82       38:44       40:26       44:2      
        55:1        56:1        57:13       61:356      62:456      63:1827   
        64:1821     65:1844     66:2277     67:270      68:590      69:371    
        80:460      81:222      82:74      128:143     129:264     130:73     
       131:78      132:16      134:178     135:16      136:128     137:116    
       138:147     139:40      140:157     141:135     142:108     143:49     
       144:81      145:39      146:293     147:74      148:300     149:85     
       150:122     151:61      152:214     153:60      154:1       155:131    
       156:66      157:55      158:136     159:141     160:46      161:52     
       162:368     163:72      164:331     165:171     166:106     167:220    
       168:177     169:96      170:303     171:8       192:5523    193:2534   
       194:2002    195:1314    196:517     198:3641    199:2884    200:2972   
       201:7       202:4417    203:5446    204:3022    205:2009    206:2276   
       207:2590    208:2431    209:2897    210:1027    211:424     212:878    
       213:1002    214:23      215:25      216:3382    217:817     218:118    
       219:90      220:166     221:18      222:1      
      
      End of report