[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   22 Jun, 2001

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

BGP routing table entries examined:                            105195
Origin ASes present in the Internet Routing Table:              11133
Origin ASes announcing only one prefix:                          4062
Transit ASes present in the Internet Routing Table:              1482
Average AS path length visible in the Internet Routing Table:     5.3
    Max AS path length visible:                                    16
Illegal AS announcements present in the Routing Table:             27
Non-routable prefixes present in the Routing Table:                 0
Prefixes being announced from the IANA Reserved Address blocks:    15
Number of addresses announced to Internet:                 1220402161
    Equivalent to 72 /8s, 189 /16s and 219 /24s
    Percentage of available address space announced:             32.9
    Percentage of allocated address space announced:             64.0
    Percentage of available address space allocated:             51.5
Total number of prefixes smaller than registry allocations:     71844

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

Prefixes being announced by APNIC Region ASes:                  15442
Prefixes being announced from the APNIC address blocks:         14005
APNIC Region origin ASes present in the Internet Routing Table:  1289
APNIC Region origin ASes announcing only one prefix:              458
APNIC Region transit ASes present in the Internet Routing Table:  216
Average APNIC Region AS path length visible:                      5.1
    Max APNIC Region AS path length visible:                       16
Number of APNIC addresses announced to Internet:             71557800
    Equivalent to 4 /8s, 67 /16s and 226 /24s
    Percentage of available APNIC address space announced:       70.4

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

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

Prefixes being announced by ARIN Region ASes:                   72755
Prefixes being announced from the ARIN address blocks:          52069
ARIN Region origin ASes present in the Internet Routing Table:   6753
ARIN Region origin ASes announcing only one prefix:              1998
ARIN Region transit ASes present in the Internet Routing Table:   705
Average ARIN Region AS path length visible:                       5.2
    Max ARIN Region AS path length visible:                        16
Number of ARIN addresses announced to Internet:             200204129
    Equivalent to 11 /8s, 238 /16s and 223 /24s
    Percentage of available ARIN address space announced:        79.6

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 - 22527
ARIN Address Blocks    24/8, 63/8, 64/6, 199/8, 200/8, 204/6,
                       208/7 and 216/8

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

Prefixes being announced by RIPE Region ASes:                   16987
Prefixes being announced from the RIPE address blocks:          13080
RIPE Region origin ASes present in the Internet Routing Table:   3100
RIPE Region origin ASes announcing only one prefix:              1606
RIPE Region transit ASes present in the Internet Routing Table:   562
Average RIPE Region AS path length visible:                       5.9
    Max RIPE Region AS path length visible:                        15
Number of RIPE addresses announced to Internet:             100623525
    Equivalent to 5 /8s, 255 /16s and 100 /24s
    Percentage of available RIPE address space announced:        66.6

RIPE AS Blocks         1877 - 1901, 2042, 2047, 2107 - 2136, 2585 - 2614
                       2773 - 2822, 2830 - 2879, 3154 - 3353, 5377 - 5631
                       6656 - 6911, 8192 - 9215, 12288 - 13311, 15360 - 16383
                       20480 - 21503
RIPE Address Blocks    62/8, 80/7, 193/8, 194/7, 212/7 and 217/8

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

  ASN   No of nets  /20 equiv  Description
 1221     1745       1348       Telstra
 2764      452        329       connect.com.au pty ltd
  703      383        380       UUNET Technologies, Inc.
 2907      367       1783       SINET Japan
 4755      340        185       VSNL India
 7474      230        275       Optus Communications
 4134      220       1441       Data Communications Bureau
 7539      209        183       TANet2, sponsored by NSC, TAI
 4766      179       1258       KORnet Powered BY Korea Telec
 7545      148         23       TPG Internet Pty Ltd
 7657      134         24       The Internet Group Limited
 9443      132         38       INTERNETPRIMUS-AS-A
 4786      125         15       NetConnect Communications Pty
 4740      120         16       Ozemail
 4763      117         85       Telstra New Zealand
 9583      115         59       Satyam Infoway Ltd.,
17561      115        151       Internet service provision to
 7586      113         17       Paradox Digital Pty. Ltd
 4713      107        869       NTT-OCNET
 9797      104         32       Asia Online Australia

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

  ASN   No of nets  /20 equiv  Description
  702      655       1765       UUNET Technologies, Inc.
15870      432          8       Global Center Frankfurt
 3301      412        917       TeliaNet Sweden
 1257      282        504       Swipnet AB
 1270      260        871       UUNET Germany
  680      229       2053       Deutschef Forschurgsnetz
15878      216          8       Global Center Paris
 3215      204        494       RAIN
  786      185       1904       JANET IP Service
  719      183        291       LANLINK
 5515      174        654       Sonera Finland
 3320      166       1410       Deutsche Telekom AG
 8708      139         14       Romania Data System
 5400      138         68       Concert Internet Plus Europea
 3303      130        576       Swisscom
  517      127        272       Xlink
 2856      120        776       BTnet UK Regional network
 1267      100       1954       IUnet S.p.A
 1290       96        406       PSINet UK Ltd.
 3269       91        663       TELECOM ITALIA

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

  ASN   No of nets  /20 equiv  Description
  701     2445       8051       UUNET Technologies, Inc.
 7018      939       6980       AT&T
    1      932       8826       BBN Planet
 7046      777       1094       UUNET Technologies, Inc.
 3491      675        392       CAIS Internet
 1239      658       3218       Sprint ICM-Inria
 2914      554       2348       Verio, Inc.
  690      544         76       Merit Network
 3561      543       2458       Cable & Wireless USA
 4293      495        101       Cable & Wireless USA
  209      468       1854       Qwest
18994      460         11       Global Crossing 
 2548      416        997       Digital Express Group, Inc.
 2149      408        409       Performance Systems, Inc.
 3908      403        565       Supernet, Inc.
 3549      398       1041       Global Crossing
 5106      358        136       Ameritech Advanced Data Servi
 4323      344        314       Time Warner Communications, I
11371      335        100       Rhythms NetConnections
15290      333        429       AT&T Canada IES 

Global Per AS prefix count summary
----------------------------------

  ASN   No of nets  /20 equiv  Description
  701     2445       8051       UUNET Technologies, Inc.
 1221     1745       1348       Telstra
 7018      939       6980       AT&T
    1      932       8826       BBN Planet
 7046      777       1094       UUNET Technologies, Inc.
 3491      675        392       CAIS Internet
 1239      658       3218       Sprint ICM-Inria
  702      655       1765       UUNET Technologies, Inc.
 2914      554       2348       Verio, Inc.
  690      544         76       Merit Network
 3561      543       2458       Cable & Wireless USA
 4293      495        101       Cable & Wireless USA
  209      468       1854       Qwest
18994      460         11       Global Crossing 
 2764      452        329       connect.com.au pty ltd
15870      432          8       Global Center Frankfurt
 2548      416        997       Digital Express Group, Inc.
 3301      412        917       TeliaNet Sweden
 2149      408        409       Performance Systems, Inc.
 3908      403        565       Supernet, Inc.

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

Bad AS  Designation  Network              Transit AS  Description
65530   PRIVATE       63.188.0.0/20         4999       Sprint
65530   PRIVATE       63.188.0.0/18         4999       Sprint
65530   PRIVATE       63.188.48.0/20        4999       Sprint
65530   PRIVATE       63.188.64.0/20        4999       Sprint
65530   PRIVATE       63.188.64.0/18        4999       Sprint
65530   PRIVATE       63.188.112.0/20       4999       Sprint
65530   PRIVATE       63.188.128.0/20       4999       Sprint
65530   PRIVATE       63.188.128.0/18       4999       Sprint
65530   PRIVATE       63.188.176.0/20       4999       Sprint
  578   UNALLOCATED   64.230.242.0/27        577       Bell Canada
 2027   UNALLOCATED   150.185.128.0/18      8143       Publicom Corp.
 5962   UNALLOCATED   192.41.249.0/24        721       DLA Systems Automati
 1877   UNALLOCATED   192.108.196.0/24      1800       SPRINT
 1877   UNALLOCATED   192.108.209.0/24      1880       Stupi, house man's 
 1877   UNALLOCATED   192.108.210.0/24      1880       Stupi, house man's 
 1877   UNALLOCATED   192.108.214.0/24      1800       SPRINT
 5757   UNALLOCATED   192.239.13.0/24        701       UUNET Technologies, 
 9700   UNALLOCATED   202.30.50.0/23        3786       DACOM Corporation
 9700   UNALLOCATED   203.255.208.0/24      3786       DACOM Corporation
 9700   UNALLOCATED   203.255.209.0/24      3786       DACOM Corporation
 9700   UNALLOCATED   203.255.210.0/24      3786       DACOM Corporation
 9700   UNALLOCATED   203.255.211.0/24      3786       DACOM Corporation
 5954   UNALLOCATED   204.130.191.0/24       721       DLA Systems Automati
64666   PRIVATE       206.35.144.0/22       7923       Unwired Planet
 5979   UNALLOCATED   206.197.206.0/24       721       DLA Systems Automati
 5757   UNALLOCATED   207.19.224.0/24        701       UUNET Technologies, 
64666   PRIVATE       208.232.188.0/22      7923       Unwired Planet

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

Network            Origin AS  Description
128.65.0.0/16         3463     ACES Research Inc
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     BBN Planet
144.7.0.0/16           701     UUNET Technologies, Inc.
153.34.0.0/15          701     UUNET Technologies, Inc.
153.36.0.0/14          701     UUNET Technologies, Inc.
154.150.0.0/16        6494     IDCI
158.0.0.0/13           568     DISO-UNRRA
164.233.0.0/16        6020     *
172.32.1.0/25         1221     Telstra
172.122.0.0/16         701     UUNET Technologies, Inc.
201.115.100.0/24      7018     AT&T

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

 /1:0        /2:0        /3:0        /4:0        /5:0        /6:0       
 /7:0        /8:19       /9:5       /10:6       /11:9       /12:32      
/13:78      /14:210     /15:353     /16:6900    /17:1181    /18:2186    
/19:6768    /20:5294    /21:4507    /22:6787    /23:8683    /24:59904   
/25:268     /26:354     /27:435     /28:454     /29:369     /30:309     
/31:1       /32:83      

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

  ASN   No of nets  Total ann.   Description
  701     1597          2445      UUNET Technologies, Inc.
 1221     1588          1745      Telstra
 3491      650           675      CAIS Internet
 7046      613           777      UUNET Technologies, Inc.
  690      541           544      Merit Network
 4293      478           495      Cable & Wireless USA
18994      458           460      Global Crossing 
 7018      450           939      AT&T
    1      438           932      BBN Planet
15870      430           432      Global Center Frankfurt
  702      413           655      UUNET Technologies, Inc.
 2764      408           452      connect.com.au pty ltd
  209      349           468      Qwest
 5106      347           358      Ameritech Advanced Data Servi
 1239      335           658      Sprint ICM-Inria
 3561      334           543      Cable & Wireless USA
11371      322           335      Rhythms NetConnections
18993      320           323      Global Crossing 
  703      313           383      UUNET Technologies, Inc.
 2548      305           416      Digital Express Group, Inc.

Advertised prefixes smaller than registry allocations (per /8 block)
--------------------------------------------------------------------

   4:1         6:12        9:6        12:568      13:13       15:9      
  17:13       20:2        24:858      26:1        32:33       35:4      
  38:572      40:2        44:11       47:38       52:2        53:4      
  55:1        56:5        57:15       61:87       62:196      63:2501   
  64:2832     65:1033     66:719      80:12      128:61      129:197    
 130:62      131:63      132:40      133:1       134:235     135:16     
 136:29      137:175     138:278     139:84      140:248     141:225    
 142:147     143:99      144:94      145:31      146:187     147:177    
 148:208     149:174     150:61      151:261     152:1117    153:37     
 154:25      155:141     156:75      157:153     158:102     159:104    
 160:71      161:131     162:161     163:216     164:179     165:286    
 166:258     167:150     168:199     169:55      170:432     171:20     
 172:1       192:31      193:2560    194:2716    195:1031    196:4      
 198:7       199:3931    200:2731    202:3700    203:5973    204:4341   
 205:2933    206:4159    207:3815    208:5175    209:4169    210:775    
 211:282     212:1161    213:590     216:4754    217:390     218:2      


End of report

-----
This is the afnog mailing list, managed by Majordomo 1.94.4

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