[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, 21 Feb 2004 04:07:46 +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 21 Feb, 2004
      
      Analysis Summary
      ----------------
      
      BGP routing table entries examined:                            133697
          Prefixes after maximum aggregation:                         81742
          Unique aggregates announced to Internet:                    64340
      Total ASes present in the Internet Routing Table:               16679
      Origin-only ASes present in the Internet Routing Table:         14469
      Origin ASes announcing only one prefix:                          6669
      Transit ASes present in the Internet Routing Table:              2210
      Transit-only ASes present in the Internet Routing Table:           67
      Average AS path length visible in the Internet Routing Table:     4.8
          Max AS path length visible:                                    20
      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:           14
      Number of addresses announced to Internet:                 1287938852
          Equivalent to 76 /8s, 196 /16s and 99 /24s
          Percentage of available address space announced:             34.7
          Percentage of allocated address space announced:             59.7
          Percentage of available address space allocated:             58.2
      Total number of prefixes smaller than registry allocations:     59389
      
      APNIC Region Analysis Summary
      -----------------------------
      
      Prefixes being announced by APNIC Region ASes:                    24886
          Total APNIC prefixes after maximum aggregation:               13180
      Prefixes being announced from the APNIC address blocks:           23282
          Unique aggregates announced from the APNIC address blocks:    13160
      APNIC Region origin ASes present in the Internet Routing Table:    2002
      APNIC Region origin ASes announcing only one prefix:                599
      APNIC Region transit ASes present in the Internet Routing Table:    325
      Average APNIC Region AS path length visible:                        4.8
          Max APNIC Region AS path length visible:                         19
      Number of APNIC addresses announced to Internet:              136485760
          Equivalent to 8 /8s, 34 /16s and 155 /24s
          Percentage of available APNIC address space announced:       73.5
      
      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:                     78045
          Total ARIN prefixes after maximum aggregation:                48214
      Prefixes being announced from the ARIN address blocks:            60392
          Unique aggregates announced from the ARIN address blocks:     20898
      ARIN Region origin ASes present in the Internet Routing Table:     8959
      ARIN Region origin ASes announcing only one prefix:                3162
      ARIN Region transit ASes present in the Internet Routing Table:     877
      Average ARIN Region AS path length visible:                         4.6
          Max ARIN Region AS path length visible:                          17
      Number of ARIN addresses announced to Internet:               218218080
          Equivalent to 13 /8s, 1 /16s and 190 /24s
          Percentage of available ARIN address space announced:          72.3
      
      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:                     24069
          Total RIPE prefixes after maximum aggregation:                17460
      Prefixes being announced from the RIPE address blocks:            20924
          Unique aggregates announced from the RIPE address blocks:     13876
      RIPE Region origin ASes present in the Internet Routing Table:     5190
      RIPE Region origin ASes announcing only one prefix:                2779
      RIPE Region transit ASes present in the Internet Routing Table:     889
      Average RIPE Region AS path length visible:                         5.5
          Max RIPE Region AS path length visible:                          20
      Number of RIPE addresses announced to Internet:               152018560
          Equivalent to 9 /8s, 15 /16s and 158 /24s
          Percentage of available RIPE address space announced:          69.7
      
      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:                    5530
          Total LACNIC prefixes after maximum aggregation:               2209
      Prefixes being announced from the LACNIC address blocks:           5181
          Unique aggregates announced from the LACNIC address blocks:    3250
      LACNIC Region origin ASes present in the Internet Routing Table:    369
      LACNIC Region origin ASes announcing only one prefix:               102
      LACNIC Region transit ASes present in the Internet Routing Table:    71
      Average LACNIC Region AS path length visible:                       5.1
          Max LACNIC Region AS path length visible:                        12
      Number of LACNIC addresses announced to Internet:              14103296
          Equivalent to 0 /8s, 215 /16s and 51 /24s
          Percentage of available LACNIC address space announced:        42.0
      
      LACNIC AS Blocks       26592 - 26623, 27648 - 28671
      LACNIC Address Blocks  200/7
      
      Emerging AfriNIC Region Analysis Summary
      ----------------------------------------
      
      Prefixes being announced by AfriNIC Region ASes:                   1165
          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:    92
      AfriNIC Region origin ASes announcing only one prefix:               27
      AfriNIC Region transit ASes present in the Internet Routing Table:   12
      Average AfriNIC Region AS path length visible:                      5.0
          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      893       1084         641   Telstra Pty Ltd
       4134      669       2491         118   Data Communications Bureau
       4766      425       2914         245   Korea Internet Exchange for "
       4755      365        130          58   Videsh Sanchar Nigam Ltd. Aut
       2907      360       1846         337   SINET Japan
       9583      351         42          24   Satyam Infoway Ltd.,
       9443      349         70          83   Primus Telecommunications
        703      339        374         262   UUNET
      17557      334         24         159   Pakistan Telecom
       2764      298        274         243   connect.com.au pty ltd
      17676      296       4364          37   XTAGE CORPORATION
       7474      270        304         210   Optus Communications Pty Ltd
       9942      230         70         132   COMindico Australia
       9929      227        155          30   China Netcom Corp.
       9800      215        347          55   CHINA UNICOM
       9498      192         30          34   BHARTI BT INTERNET LTD.
       9304      169        159          23   Hutchison Telecom (HK)
       4837      157       1539         101   chinanet IDC center beijing n
       4739      150         60         137   Commerical Internet eXchange 
      17964      150        119          59   Beijing Dian-Xin-Tong Network
      
      ARIN Region per AS prefix count summary
      ---------------------------------------
      
        ASN   No of nets  /20 equiv  MaxAgg  Description
       7018     1403       7241         983   AT&T 
        701     1346       8612         961   UUNET Technologies, Inc. 
       1239      939       3095         656   Sprint 
       3356      807      10950         657   Level 3 Communications, LLC 
       6197      733        443         270   BellSouth Network Solutions, 
        209      713       3531         503   Qwest 
       4323      692        543         201   Time Warner Communications, I
      18566      689        192           9   Covad Communications 
      20115      610        342         345   Charter Communications 
       6198      546        354         196   BellSouth Network Solutions, 
       7843      508        580         130   Adelphia Corp. 
        852      505       1124         401   Telus Advanced Communications
       7066      499        207         271   Virginia Polytechnic Institut
       7132      461       7705         316   Southwestern Bell Internet Se
       2386      431        579         229   AT&T Data Communications Serv
        690      397         58         267   Merit Network 
       4355      397        323         103   EarthLink, Inc. 
      19029      388        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      681       2069         567   UUNET - Commercial IP service
       3301      336       1178         315   TeliaNet Sweden
       3320      286       1965         234   Deutsche Telekom AG
       8220      268        411         255   COLT Internet - International
        719      255        290         120   LANLINK autonomous system
        680      242       2027         238   DFN-IP service G-WiN
       1257      236        506         190   SWIPnet Swedish IP Network
      13083      216         51           8   Mannesmann Datenverarbeitung 
       3246      188        431         186   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      165        185         108   France Telecom Transpac's Tra
       3215      164        804          75   France Telecom Transpac
       5400      149        223         132   BT Ignite European Backbone
       3303      137        620         137   Swisscom Ltd
       6746      127         19         112   Dynamic Network Technologies,
       3269      125       1037          65   TELECOM ITALIA
      12302      122         18          29   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      357        121          64   ImpSat
       8151      262        384         126   UniNet S.A. de C.V. 
      11172      206         77          43   Servicios Alestra S.A de C.V 
      16814      156         11           6   NSS, S.A. 
       6503      140        204          94   AVANTEL, S.A. 
       7303      139         51          31   Telecom Argentina Stet-France
       6505      131         90          91   Global One Communicaoes Ltda 
       6147      119         78          20   Telefonica Del Peru 
      11556       88         73          25   Cable-Wireless Panama 
      11992       79         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       66          4          20   ANDINATEL S.A. 
      27699       62        168          15   TELECOMUNICACOES DE SAO PAULO
       5639       61          7          12   Telecommunications Services o
      10292       61          6          28   TELECOMMUNICATIONS OF JAMAICA
       7738       58        218          13   Telecomunicacoes da Bahia S.A
      
      AfriNIC Region per AS prefix count summary
      ------------------------------------------
      
        ASN   No of nets  /20 equiv  MaxAgg  Description
       3741      250        632         219   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       58          6           3   Egyptian Universities Network
      11845       36          9          11   Data Pro Business Online 
       3208       32          2           1   ARN Network
       9129       29          3           4   UUNET Kenya
      16637       25          9          18   Johnnic e-Ventures 
       5713       24         93          22   Telkom SA Ltd 
      24835       24         18           6   RAYA Telecom - Egypt
      12455       22          4           2   Jambonet Autonomous system
       6713       21         38           8   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 
      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       689         680      Covad Communications 
       4134       669         551      Data Communications Bureau
       4323       692         491      Time Warner Communications, I
       6197       733         463      BellSouth Network Solutions, 
        701      1346         385      UUNET Technologies, Inc. 
       7843       508         378      Adelphia Corp. 
      27364       382         359      Armstrong Cable Services 
       6198       546         350      BellSouth Network Solutions, 
       5668       346         331      Century Telephone 
       9583       351         327      Satyam Infoway Ltd.,
      22909       342         322      Comcast Cable Corporation 
      22773       344         310      Cox Communications, Inc. Atla
       4755       365         307      Videsh Sanchar Nigam Ltd. Aut
       4355       397         294      EarthLink, Inc. 
       6140       357         293      ImpSat
       1239       939         283      Sprint 
        376       381         267      Reseau Interordinateurs Scien
       9443       349         266      Primus Telecommunications
      20115       610         265      Charter Communications 
      17676       296         259      XTAGE CORPORATION
      
      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
      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 
      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      /12:59      
      /13:106     /14:290     /15:504     /16:7571    /17:1898    /18:3481    
      /19:8973    /20:9350    /21:6797    /22:9660    /23:11169   /24:73099   
      /25:187     /26:285     /27:158     /28:28      /29:8       /30:16      
      /31:0       /32:14      
      
      Advertised prefixes smaller than registry allocations
      -----------------------------------------------------
      
        ASN   No of nets  Total ann.   Description
      18566      672           689      Covad Communications 
       6197      574           733      BellSouth Network Solutions, 
       7018      499          1403      AT&T 
       3356      433           807      Level 3 Communications, LLC 
        702      415           681      UUNET - Commercial IP service
       6198      394           546      BellSouth Network Solutions, 
       7066      393           499      Virginia Polytechnic Institut
      20115      380           610      Charter Communications 
        701      376          1346      UUNET Technologies, Inc. 
      27364      375           382      Armstrong Cable Services 
        690      360           397      Merit Network 
       1239      331           939      Sprint 
       5668      305           346      Century Telephone 
      19029      256           388      New Edge Networks 
       4766      251           425      Korea Internet Exchange for "
      25844      244           244      Skadden, Arps, Slate, Meagher
       3320      234           286      Deutsche Telekom AG
       6517      225           249      Yipes Communications, Inc. 
       6386      224           250      bellsouth.net, inc. 
      13609      220           260      Choice One Communications Inc
      
      Number of /24s announced per /8 block (Global)
      ----------------------------------------------
      
         4:3        12:781      13:1        15:6        16:1        17:3      
        20:8        24:842      32:84       38:48       40:26       44:2      
        55:1        56:1        57:13       61:375      62:463      63:1822   
        64:1862     65:1898     66:2389     67:274      68:612      69:407    
        80:471      81:226      82:82       83:7       128:140     129:261    
       130:84      131:78      132:16      134:172     135:16      136:186    
       137:108     138:150     139:42      140:160     141:135     142:106    
       143:48      144:81      145:37      146:285     147:75      148:332    
       149:84      150:123     151:62      152:215     153:59      154:1      
       155:134     156:66      157:50      158:148     159:141     160:49     
       161:52      162:382     163:74      164:326     165:162     166:106    
       167:210     168:181     169:98      170:295     171:8       192:5515   
       193:2596    194:2024    195:1323    196:523     198:3640    199:2953   
       200:3065    201:7       202:4452    203:5445    204:3016    205:1994   
       206:2248    207:2601    208:2388    209:2861    210:1095    211:463    
       212:909     213:1052    214:25      215:27      216:3362    217:834    
       218:139     219:98      220:175     221:18      222:5      
      
      End of report