[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]

Weekly Routing Table Report



This is an automated weekly mailing describing the state of the Internet
Routing Table as seen from APNIC's router in Japan.
Daily listings are sent to bgp-stats at lists.apnic.net

For a graphical representation, please see http://www.apnic.net/stats/bgp.

If you have any comments please contact Philip Smith <pfs at cisco.com>.

Routing Table Report   20:00 +10GMT Fri 01 Nov, 2002

Analysis Summary
----------------

BGP routing table entries examined:                            116941
    Prefixes after maximum aggregation:                         74969
    Unique aggregates announced to Internet:                    55913
Total ASes present in the Internet Routing Table:               14003
Origin-only ASes present in the Internet Routing Table:         12144
Origin ASes announcing only one prefix:                          5459
Transit ASes present in the Internet Routing Table:              1859
Transit-only ASes present in the Internet Routing Table:           61
Average AS path length visible in the Internet Routing Table:     5.3
    Max AS path length visible:                                    23
Illegal AS announcements present in the Routing Table:              7
Non-routable prefixes present in the Routing Table:                 0
Prefixes being announced from the IANA Reserved Address blocks:    35
Number of addresses announced to Internet:                 1182432648
    Equivalent to 70 /8s, 122 /16s and 125 /24s
    Percentage of available address space announced:             31.9
    Percentage of allocated address space announced:             58.5
    Percentage of available address space allocated:             54.6
Total number of prefixes smaller than registry allocations:     48987

APNIC Region Analysis Summary
-----------------------------

Prefixes being announced by APNIC Region ASes:                  19110
    Total APNIC prefixes after maximum aggregation:             11485
Prefixes being announced from the APNIC address blocks:         17593
    Unique aggregates announced from the APNIC address blocks:  11202
APNIC Region origin ASes present in the Internet Routing Table:  1628
APNIC Region origin ASes announcing only one prefix:              516
APNIC Region transit ASes present in the Internet Routing Table:  276
Average APNIC Region AS path length visible:                      5.3
    Max APNIC Region AS path length visible:                       12
Number of APNIC addresses announced to Internet:             99956160
    Equivalent to 5 /8s, 245 /16s and 53 /24s
    Percentage of available APNIC address space announced:       65.7

APNIC AS Blocks        4608 - 4864, 7467 - 7722, 9216 - 10239
                       17408 - 18431, 23552 - 24575
APNIC Address Blocks   61/8, 202/7, 210/7, 218/7 and 220/7

ARIN Region Analysis Summary
----------------------------

Prefixes being announced by ARIN Region ASes:                   73227
    Total ARIN prefixes after maximum aggregation:              46440
Prefixes being announced from the ARIN address blocks:          51538
    Unique aggregates announced from the ARIN address blocks:   15445
ARIN Region origin ASes present in the Internet Routing Table:   7868
ARIN Region origin ASes announcing only one prefix:              2616
ARIN Region transit ASes present in the Internet Routing Table:   741
Average ARIN Region AS path length visible:                       5.2
    Max ARIN Region AS path length visible:                        23
Number of ARIN addresses announced to Internet:             182350304
    Equivalent to 10 /8s, 222 /16s and 113 /24s
    Percentage of available ARIN address space announced:        67.9

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
ARIN Address Blocks    24/8, 63/8, 64/6, 68/7, 199/8, 204/6, 208/7
                       and 216/8

RIPE Region Analysis Summary
----------------------------

Prefixes being announced by RIPE Region ASes:                   19747
    Total RIPE prefixes after maximum aggregation:              14961
Prefixes being announced from the RIPE address blocks:          16441
    Unique aggregates announced from the RIPE address blocks:   11016
RIPE Region origin ASes present in the Internet Routing Table:   4130
RIPE Region origin ASes announcing only one prefix:              2245
RIPE Region transit ASes present in the Internet Routing Table:   760
Average RIPE Region AS path length visible:                       5.8
    Max RIPE Region AS path length visible:                        14
Number of RIPE addresses announced to Internet:             118798048
    Equivalent to 7 /8s, 20 /16s and 182 /24s
    Percentage of available RIPE address space announced:        78.7

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
RIPE Address Blocks    62/8, 80/7, 193/8, 194/7, 212/7 and 217/8

LACNIC Region Analysis Summary
------------------------------

Prefixes being announced by LACNIC Region ASes:                  4851
    Total LACNIC prefixes after maximum aggregation:             2083
Prefixes being announced from the LACNIC address blocks:         4215
    Unique aggregates announced from the LACNIC address blocks:  2658
LACNIC Region origin ASes present in the Internet Routing Table:  319
LACNIC Region origin ASes announcing only one prefix:              82
LACNIC Region transit ASes present in the Internet Routing Table:  69
Average LACNIC Region AS path length visible:                     5.9
    Max LACNIC Region AS path length visible:                      17
Number of LACNIC addresses announced to Internet:            11637760
    Equivalent to 0 /8s, 177 /16s and 148 /24s
    Percentage of available LACNIC address space announced:      69.4

LACNIC AS Blocks       26592 - 26623
LACNIC Address Blocks  200/8

APNIC Region per AS prefix count summary
----------------------------------------

  ASN   No of nets  /20 equiv  MaxAgg  Description
 1221     1189       1169         866   Telstra Pty Ltd
  703      396        367         314   UUNET
 2907      350       1751         330   SINET Japan
 2764      335        356         307   connect.com.au pty ltd
17557      320         23         120   Pakistan Telecom
 4134      296       2287          98   Data Communications Bureau
 7474      295        275         201   Optus Communications Pty Ltd
 4755      279        138          74   Videsh Sanchar Nigam Ltd. Aut
 4766      250       1808         158   Korea Internet Exchange for "
 4814      233         79          15   China Telecom (Group)
17676      226       3538          32   XTAGE CORPORATION
 9443      185         57          73   Primus Telecommunications
 9583      164         32           6   Satyam Infoway Ltd.,
 4515      139        102          77   Star Internet Services Ltd.
 9768      135        385          74   Korea Telecom
 4716      130        738         124   TTnet
 7657      129         24          90   The Internet Group Limited
 9800      122        188          24   CHINA UNICOM
 4739      117         56         108   Commerical Internet eXchange 
 4713      112       1044         101   NTT Communications Corporatio

ARIN Region per AS prefix count summary
---------------------------------------

  ASN   No of nets  /20 equiv  MaxAgg  Description
  701     1778       9156        1263   UUNET Technologies, Inc. 
 7018     1342       7185         938   AT&T 
 3908     1089       1669         513   Supernet, Inc. 
 1239      890       3170         662   Sprint 
 7843      783        374         311   Adelphia Corp. 
  852      688       1163         466   Telus Advanced Communications
    1      665       8106         439   GENUITY 
  209      636       2049         335   Qwest 
 7046      587        876         292   UUNET Technologies, Inc. 
  690      517         75         324   Merit Network 
 4323      516        439         164   Time Warner Communications, I
 2828      498        610         120   XO Communications 
  705      443        134         203   UUNET Technologies, Inc. 
 6197      439        233         200   BellSouth Network Solutions, 
 3549      413        728         297   Global Crossing 
 2548      403       1115         244   Business Internet, Inc. 
 6198      400        182         197   BellSouth Network Solutions, 
 4355      388        306         109   EarthLink, Inc. 
19029      388        127          30   New Edge Networks 
 2914      366       2022         359   Verio, Inc. 

RIPE Region per AS prefix count summary
---------------------------------------

  ASN   No of nets  /20 equiv  MaxAgg  Description
  702      838       2367         692   UUNET - Commercial IP service
 3301      377       1163         334   TeliaNet Sweden
 3215      308        789         172   France Telecom Transpac
 3320      245       1964         222   Deutsche Telekom AG
  680      238       2151         234   DFN-IP service G-WiN
 5515      210        783         175   Sonera Solution Autonomous Sy
 1257      209        415         204   SWIPnet Swedish IP Network
 5400      196         84         110   BT Ignite European Backbone
  719      191        306         130   LANLINK autonomous system
  786      176       1873         176   The JANET IP Service
 2856      170       1302         132   BTnet UK Regional network
 8708      159         41         146   Romania Data Systems S.A.
 3303      143        517         142   Swisscom Ltd
12302      123         18          30   MobiFon S.A.
 3246      120        373         116   Song Networks
 8220      114        169         106   COLT Internet - International
 3269      107        721          63   TELECOM ITALIA
 3233      106         10           8   RNC - Romanian Natioanal R&D 
 2874       99         85          39   Global One Services AB
 5511       98        192          82   France Telecom

LACNIC Region per AS prefix count summary
-----------------------------------------

  ASN   No of nets  /20 equiv  MaxAgg  Description
 6140      254        114          58   ImpSat USA, Inc. 
 8151      212        346         111   UniNet S.A. de C.V. 
 7303      183         28          52   Telecom Argentina Stet-France
11172      168         88          34   Servicios Alestra S.A de C.V 
 6503      150        159         107   AVANTEL, S.A. 
13999      127         36           8   Mega Cable S.A. de C.V. 
16814      106          7          12   NSS, S.A. 
10620       99          6          30   TVCABLE BOGOTA 
11992       80          8          32   Integrated Systems 
11340       78          2          29   Red Universitaria Nacional 
15311       75         26          32   Telefonica Empresas 
 1916       73        409          40   Fundacao de Amparo a Pesquisa
 4270       68         18          10   Red de Interconexion Universi
 7984       64         27          41   Global One Colombia 
 4926       63          4          51   Telintar S.A. 
 2277       62         16           3   ECUANET - CORPORACION ECUATOR
 8065       61          6          16   Empresas Publicas de Medellin
15034       60          5          34   TIBA SA 
11664       55          5          11   Keytech SA 
 6535       54          4          15   Chilesat Servicios  Empresari

Global Per AS Maximum Aggr summary
----------------------------------

  ASN   No of nets  Net Savings Description
 3908      1089         576      Supernet, Inc. 
 7843       783         472      Adelphia Corp. 
 7018      1342         404      AT&T 
 2828       498         378      XO Communications 
19029       388         358      New Edge Networks 
 4323       516         352      Time Warner Communications, I
18566       337         333      Covad Communications 
 1221      1189         323      Telstra Pty Ltd
 4151       330         314      USDA 
 1580       319         306      ANOSCEUR 
  209       636         301      Qwest 
 7046       587         295      UUNET Technologies, Inc. 
 4355       388         279      EarthLink, Inc. 
 6347       355         279      SAVVIS Communications Corpora
  376       344         242      Reseau Interordinateurs Scien
  705       443         240      UUNET Technologies, Inc. 
 6197       439         239      BellSouth Network Solutions, 
 1239       890         228      Sprint 
    1       665         226      GENUITY 
  852       688         222      Telus Advanced Communications

List of Unregistered ASNs (Global)
----------------------------------

Bad AS  Designation  Network              Transit AS  Description
65025   PRIVATE       81.26.65.0/24        11042       Orion Network System
65010   PRIVATE       168.167.21.0/24      11042       Orion Network System
65501   PRIVATE       200.73.24.0/24       18747       IFX Communication Ve
65501   PRIVATE       200.73.26.0/24       18747       IFX Communication Ve
65501   PRIVATE       200.73.27.0/24       18747       IFX Communication Ve
65501   PRIVATE       200.73.28.0/24       18747       IFX Communication Ve
 5757   UNALLOCATED   207.19.224.0/24        701       UUNET Technologies, 

Advertised Unregistered Addresses
---------------------------------

Network            Origin AS  Description
39.0.0.0/8            4554     Exchange Point Blocks 
132.0.0.0/10           568     DISO-UNRRA 
134.137.0.0/16        7170     AT&T Government Markets 
135.0.0.0/13         10455     Lucent Technologies 
137.0.0.0/13           568     DISO-UNRRA 
138.94.0.0/16            1     GENUITY 
158.0.0.0/13           568     DISO-UNRRA 
164.233.0.0/16        6020     DISA NETWORK SERVICES 
164.236.0.0/16         568     DISO-UNRRA 
192.31.242.0/24        771     NASA Ames Research Center 
192.44.0.0/19          702     UUNET - Commercial IP service
192.72.0.0/18         4780     Digital United Inc.
192.72.0.0/16         4780     Digital United Inc.
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
192.91.198.0/24       2568     CTS Network Services 
192.119.135.0/24       270     NASA 
192.135.50.0/24       7018     AT&T 
192.136.79.0/24        719     LANLINK autonomous system
192.136.86.0/24        719     LANLINK autonomous system
192.136.87.0/24        719     LANLINK autonomous system
192.136.88.0/24        719     LANLINK autonomous system
192.136.136.0/24      7046     UUNET Technologies, Inc. 
192.136.136.0/22       568     DISO-UNRRA 
192.139.62.0/24       6539     GT Group Telecom Services Cor
192.140.0.0/16        5511     France Telecom
192.153.136.0/21       568     DISO-UNRRA 
192.156.0.0/19         568     DISO-UNRRA 
192.156.164.0/24     19548     Adelphia Business Solutions 
192.172.0.0/19         568     DISO-UNRRA 
192.208.29.0/24       3908     Supernet, Inc. 
192.208.30.0/23       3908     Supernet, Inc. 
192.243.36.0/23       2044     AUSNet, Inc. 

Number of prefixes announced per prefix length (Global)
-------------------------------------------------------

 /1:0        /2:0        /3:0        /4:0        /5:0        /6:0       
 /7:0        /8:17       /9:5       /10:8       /11:12      /12:46      
/13:90      /14:240     /15:428     /16:7314    /17:1510    /18:2749    
/19:7892    /20:7503    /21:5370    /22:8232    /23:9995    /24:64809   
/25:172     /26:190     /27:109     /28:80      /29:51      /30:91      
/31:0       /32:28      

Advertised prefixes smaller than registry allocations
-----------------------------------------------------

  ASN   No of nets  Total ann.   Description
 3908      641          1089      Supernet, Inc. 
 7843      593           783      Adelphia Corp. 
  702      509           838      UUNET - Commercial IP service
  701      495          1778      UUNET Technologies, Inc. 
  690      465           517      Merit Network 
 7018      426          1342      AT&T 
 2828      382           498      XO Communications 
19029      354           388      New Edge Networks 
 6197      332           439      BellSouth Network Solutions, 
18566      332           337      Covad Communications 
  209      316           636      Qwest 
 6198      316           400      BellSouth Network Solutions, 
 1580      305           319      ANOSCEUR 
 1239      274           890      Sprint 
 7046      273           587      UUNET Technologies, Inc. 
 3215      233           308      France Telecom Transpac
11492      225           230      Cable One 
 3301      223           377      TeliaNet Sweden
 4355      219           388      EarthLink, Inc. 
 7066      205           306      Virginia Polytechnic Institut

Number of /24s announced per /8 block (Global)
----------------------------------------------

   4:5        12:578      13:10       15:4        17:2        20:5      
  24:901      25:1        32:43       38:26       40:11       44:1      
  55:1        57:15       61:368      62:253      63:1915     64:1382   
  65:1638     66:1213     67:123      68:200      69:16       80:289    
  81:62      128:128     129:107     130:21      131:63      132:9      
 133:2       134:135     135:7       136:410     137:108     138:217    
 139:78      140:157     141:86      142:81      143:46      144:147    
 145:16      146:251     147:226     148:252     149:77      150:41     
 151:88      152:295     153:36      154:8       155:106     156:103    
 157:106     158:78      159:150     160:20      161:74      162:130    
 163:84      164:93      165:133     166:94      167:306     168:305    
 169:59      170:228     171:6       192:5427    193:2383    194:2005   
 195:836     196:438     198:3617    199:3085    200:2565    202:3534   
 203:4859    204:3244    205:2125    206:2359    207:2469    208:2564   
 209:2738    210:616     211:279     212:864     213:771     214:10     
 215:19      216:3216    217:506     218:48      219:3      

End of report

-----
This is the afnog mailing list, managed by Majordomo 1.94.5

To send a message to this list, e-mail afnog at afnog.org
To send a request to majordomo, e-mail majordomo at afnog.org and put
your request in the body of the message (i.e use "help" for help)

This list is maintained by owner-afnog at afnog.org