Re: Top-50 Report

[Tony Bates <tbates () cisco com>]

 Paul A Vixie <paul () vix com> writes:
  * > Remember, this just looks at the classful routes and tries to cidrize
  * > them at the origin AS level. It assumes no holes either so it's quite
  * > possible to get a lot more back. Yes there are 31K classful routes. That'
  * s
  * > either a lot of legacy or not a lot of aggregation.
  * >                   --Tony
  * 
  * Given that the routing table stood at 28000 when CIDRD was killed off, I'd
  * say that there have either been some recent classful allocations, or a lot
  * of ancient networks suddenly getting advertised.

Or a lot less care and letting classful size announcments leak out and
not aggregating to the allocation folks were given. To highlight I pick
the last 50 classful entries I see in the 193, 198 and 206 range just
to give a random sample and to illustrate.

193
---
193.242.111.0 in AS3344
193.242.192.0 in AS1717
193.246.40.0 in AS3215
193.246.41.0 in AS3215
193.246.42.0 in AS3215
193.246.43.0 in AS3215
193.246.44.0 in AS3215
193.246.45.0 in AS3215
193.246.46.0 in AS3215
193.246.47.0 in AS3215
193.246.95.0 in AS1836
193.247.240.0 in AS3303
193.248.174.0 in AS3215
193.248.213.0 in AS3215
193.248.214.0 in AS3215
193.248.248.0 in AS3215
193.252.16.0 in AS3215
193.252.17.0 in AS3215
193.252.18.0 in AS3215
193.252.19.0 in AS3215
193.252.20.0 in AS3215
193.252.64.0 in AS3215
193.252.65.0 in AS3215
193.252.66.0 in AS3215
193.252.67.0 in AS3215
193.252.68.0 in AS3215
193.252.69.0 in AS3215
193.252.70.0 in AS3215
193.252.71.0 in AS3215
193.252.72.0 in AS3215
193.252.73.0 in AS3215
193.252.74.0 in AS3215
193.252.75.0 in AS3215
193.252.76.0 in AS3215
193.252.77.0 in AS3215
193.252.78.0 in AS3215
193.252.79.0 in AS3215
193.252.82.0 in AS3215
193.252.156.0 in AS3215
193.252.157.0 in AS3215
193.252.244.0 in AS3215
193.252.245.0 in AS3215
193.252.246.0 in AS3215
193.252.247.0 in AS3215
193.252.248.0 in AS3215
193.252.251.0 in AS3215
193.252.252.0 in AS3215
193.252.253.0 in AS3215
193.252.254.0 in AS3215
193.255.146.0 in AS2592

198
---
198.250.94.0 in AS568
198.250.95.0 in AS568
198.250.180.0 in AS3381
198.251.30.0 in AS3561
198.252.136.0 in AS174
198.252.146.0 in AS3149
198.252.148.0 in AS3149
198.252.149.0 in AS1239
198.252.157.0 in AS3447
198.252.158.0 in AS3447
198.252.159.0 in AS701
198.252.165.0 in AS6174
198.252.166.0 in AS6174
198.252.167.0 in AS6174
198.252.168.0 in AS6174
198.252.169.0 in AS6174
198.252.172.0 in AS6536
198.252.175.0 in AS3561
198.252.177.0 in AS701
198.252.182.0 in AS1791
198.252.184.0 in AS1784
198.252.187.0 in AS3971
198.252.193.0 in AS174
198.252.200.0 in AS1794
198.252.201.0 in AS1790
198.252.206.0 in AS560
198.252.210.0 in AS1982
198.252.211.0 in AS1798
198.252.223.0 in AS4208
198.252.226.0 in AS4208
198.252.227.0 in AS560
198.252.228.0 in AS560
198.252.231.0 in AS1798
198.252.237.0 in AS6078
198.253.253.0 in AS568
198.254.0.0 in AS174
198.254.1.0 in AS174
198.254.2.0 in AS174
198.254.3.0 in AS174
198.254.4.0 in AS174
198.254.5.0 in AS174
198.254.6.0 in AS174
198.254.7.0 in AS174
198.254.8.0 in AS174
198.254.9.0 in AS174
198.254.10.0 in AS174
198.254.13.0 in AS174
198.254.14.0 in AS174
198.254.15.0 in AS174
198.254.34.0 in AS701

206
---
206.243.216.0 in AS560
206.243.218.0 in AS560
206.243.222.0 in AS560
206.243.224.0 in AS560
206.243.225.0 in AS560
206.243.226.0 in AS560
206.243.227.0 in AS560
206.243.228.0 in AS560
206.243.229.0 in AS560
206.243.230.0 in AS560
206.243.231.0 in AS560
206.243.232.0 in AS560
206.243.233.0 in AS560
206.243.234.0 in AS560
206.243.235.0 in AS560
206.243.236.0 in AS560
206.243.237.0 in AS560
206.243.238.0 in AS560
206.243.239.0 in AS560
206.243.240.0 in AS560
206.243.242.0 in AS560
206.243.244.0 in AS560
206.243.246.0 in AS560
206.245.42.0 in AS2386
206.246.83.0 in AS3491
206.246.128.0 in AS3669
206.249.78.0 in AS6437
206.249.80.0 in AS6437
206.249.87.0 in AS4200
206.249.112.0 in AS4200
206.249.113.0 in AS4200
206.249.114.0 in AS4200
206.249.115.0 in AS4200
206.249.182.0 in AS4200
206.249.183.0 in AS4200
206.250.25.0 in AS4200
206.250.26.0 in AS4200
206.250.40.0 in AS4200
206.250.41.0 in AS4200
206.250.192.0 in AS4200
206.250.193.0 in AS4200
206.250.200.0 in AS4200
206.250.201.0 in AS4200
206.250.203.0 in AS2041
206.250.205.0 in AS4200
206.250.249.0 in AS4200
206.250.250.0 in AS4200
206.251.192.0 in AS6233
206.251.193.0 in AS6233
206.251.194.0 in AS6233
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