ARIN Region Weekly Routing Report

Routing Analysis cscora at dev.apnic.net
Thu Nov 16 13:03:17 EST 2000


This is an automated weekly mailing sent to the ARIN RTMA WG e-mail list
describing the state of the Internet Routing Table in North and South America
and Southern Africa. 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>.

Americas and Southern Africa Report   17 Nov, 2000

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

BGP routing table entries examined:                             95742
Origin ASes present in the Internet Routing Table:               9122
Origin ASes announcing only one prefix:                          3174
Transit ASes present in the Internet Routing Table:              1231
Average AS path length visible in the Internet Routing Table:     5.3
    Max AS path length visible:                                    18
Illegal AS announcements present in the Routing Table:             29
Non-routable prefixes present in the Routing Table:                 0
Prefixes being announced from the IANA Reserved Address blocks:     4
Number of addresses announced to Internet:                 1228235646
    Equivalent to 73 /8s, 53 /16s and 99 /24s
    Percentage of available address space announced:             33.1
    Percentage of allocated address space announced:             65.0
    Percentage of available address space allocated:             51.0

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

Prefixes being announced by ARIN Region ASes:                   66221
Prefixes being announced from the ARIN address blocks:          44891
ARIN Region origin ASes present in the Internet Routing Table:   5589
ARIN Region origin ASes announcing only one prefix:              1596
ARIN Region transit ASes present in the Internet Routing Table:   602
Average ARIN Region AS path length visible:                       5.2
    Max ARIN Region AS path length visible:                        15
Number of ARIN addresses announced to Internet:             185212079
    Equivalent to 11 /8s, 10 /16s and 28 /24s
    Percentage of available ARIN address space announced:        84.9

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 - 19455
ARIN Address Blocks    63/8, 64/7, 66/8, 199/8, 200/8, 204/6, 208/7 and 216/8

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

  ASN   No of nets  /19 equiv  Description
  701     2262       3431       UUNET Technologies, Inc.
    1     1004       4553       BBN Planet
  705      881         46       UUNET Technologies, Inc.
 7018      861       3037       AT&T
 1239      716       1646       Sprint ICM-Inria
 7046      702        526       UUNET Technologies, Inc.
 2914      677       1323       Verio, Inc.
  174      606       2963       PSINet Inc.
 3561      549       1365       Cable & Wireless USA
  209      543        563       Qwest
 6082      530         66       Management Analysis, Incorpor
 8013      510         64       PSINet Ltd. Canada
 3549      489        421       Frontier GlobalCenter
  816      473        135       UUNET Canada4
  271      459        300       BCnet Backbone
 3602      437         80       Sprint Canada
 3908      437        289       Supernet, Inc.
 2548      436        538       Digital Express Group, Inc.
 4293      433         55       Cable & Wireless USA

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

  ASN   No of nets  /19 equiv  Description
  701     2262       3431       UUNET Technologies, Inc.
 4788     1325         46       TMnet, Telekom Malaysia
    1     1004       4553       BBN Planet
 1221      882        983       Telstra
  705      881         46       UUNET Technologies, Inc.
 7018      861       3037       AT&T
 1239      716       1646       Sprint ICM-Inria
 7046      702        526       UUNET Technologies, Inc.
 2914      677       1323       Verio, Inc.
  174      606       2963       PSINet Inc.
 3561      549       1365       Cable & Wireless USA
  209      543        563       Qwest
 6082      530         66       Management Analysis, Incorpor
 8013      510         64       PSINet Ltd. Canada
 3549      489        421       Frontier GlobalCenter
  816      473        135       UUNET Canada4
  271      459        300       BCnet Backbone
 2764      457        129       connect.com.au pty ltd
 3602      437         80       Sprint Canada

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

Bad AS  Designation  Network              Transit AS  Description
64750   PRIVATE       63.67.32.0/24        15218       Communications 
64610   PRIVATE       63.150.35.0/24         209       Qwest
64602   PRIVATE       63.236.57.0/24         209       Qwest
65102   PRIVATE       63.239.14.0/24         209       Qwest
65102   PRIVATE       128.64.17.0/24         209       Qwest
 2027   UNALLOCATED   150.185.0.0/16       10530       Interpacket Group, I
 2027   UNALLOCATED   150.185.128.0/18      8143       Publicom Corp.
 2027   UNALLOCATED   150.186.0.0/16       10530       Interpacket Group, I
 2027   UNALLOCATED   150.187.0.0/16       10530       Interpacket Group, I
 2027   UNALLOCATED   150.188.0.0/16       10530       Interpacket Group, I
 2027   UNALLOCATED   150.189.0.0/16       10530       Interpacket Group, I
64621   PRIVATE       152.121.2.0/24         701       UUNET Technologies, 
64621   PRIVATE       152.121.3.0/24         701       UUNET Technologies, 
64621   PRIVATE       152.121.4.0/24         701       UUNET Technologies, 
64621   PRIVATE       152.121.33.0/24        701       UUNET Technologies, 
64621   PRIVATE       152.121.49.0/24        701       UUNET Technologies, 
64621   PRIVATE       152.121.100.0/24       701       UUNET Technologies, 
64621   PRIVATE       152.121.200.0/24       701       UUNET Technologies, 
64621   PRIVATE       152.121.255.0/24       701       UUNET Technologies, 
 1877   UNALLOCATED   192.108.196.0/24      1880       Stupi, house man's 
 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      1880       Stupi, house man's 
 5757   UNALLOCATED   192.239.13.0/24        701       UUNET Technologies, 
65003   PRIVATE       203.126.185.0/24      3758       SingNet
65003   PRIVATE       203.127.232.0/24      3758       SingNet
 5757   UNALLOCATED   207.19.224.0/24        701       UUNET Technologies, 
64605   PRIVATE       208.47.206.0/24        209       Qwest
57158   RESERVED      210.56.192.0/20       4628       Pacific Internet Pte

Advertised IANA Reserved Addresses
----------------------------------

Network            Origin AS  Description
68.189.125.0/24        702     UUNET Technologies, Inc.
91.16.23.0/24        11770     Net56
100.0.0.0/8           4702     KDD Communications 
201.97.98.0/24       18941     Mercurio SAP 

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

 /1:0        /2:0        /3:0        /4:0        /5:0        /6:0       
 /7:0        /8:24       /9:4       /10:5       /11:9       /12:32      
/13:58      /14:179     /15:289     /16:6730    /17:973     /18:1930    
/19:6061    /20:4043    /21:3956    /22:6058    /23:8038    /24:55204   
/25:319     /26:541     /27:245     /28:135     /29:106     /30:617     
/31:0       /32:186     

End of report



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