See http://www.merit.edu/ipma for a more detailed report on
routing problems and recommendations on ways service providers can
limit the spread of invalid routing information.
Send comments and questions to ipma@merit.edu
To unsubscribe from this list, send mail to routing-problems-request@merit.edu.
A hypermail archive is available at
http://www.merit.net/mail.archives/html/routing-problems/
Also see http://www.caida.org for more information about Internet statistics
collection research efforts.
Reserved Network and Host Announcements
---------------------------------------
192.168.120.0/24 at Mae-East from ISI.Net (AS6196) ASPATH=6196 INCOMPLETE
192.168.130.0/24 at Mae-East from ISI.Net (AS6196) ASPATH=6196 INCOMPLETE
192.221.64.188/30 at AADS from Merit (AS237) ASPATH=237 7016 1 INCOMPLETE
195.6.71.0/27 at Mae-East from ANS (AS1673) ASPATH=1673 1699 6712 IGP
195.6.71.0/27 at AADS from Merit (AS237) ASPATH=237 7016 1 1673 1699 6712 IGP
195.6.71.0/27 at PacBell from ANS (AS1673) ASPATH=1673 1699 6712 IGP
195.6.71.128/27 at Mae-East from ANS (AS1673) ASPATH=1673 1699 6712 IGP
195.6.71.128/27 at AADS from Merit (AS237) ASPATH=237 7016 1 1673 1699 6712 IGP
195.6.71.128/27 at PacBell from ANS (AS1673) ASPATH=1673 1699 6712 IGP
195.6.71.160/27 at Mae-East from ANS (AS1673) ASPATH=1673 1699 6712 IGP
195.6.71.160/27 at AADS from Merit (AS237) ASPATH=237 7016 1 1673 1699 6712 IGP
195.6.71.160/27 at PacBell from ANS (AS1673) ASPATH=1673 1699 6712 IGP
195.6.71.192/27 at Mae-East from ANS (AS1673) ASPATH=1673 1699 6712 IGP
195.6.71.192/27 at AADS from Merit (AS237) ASPATH=237 7016 1 1673 1699 6712 IGP
195.6.71.192/27 at PacBell from ANS (AS1673) ASPATH=1673 1699 6712 IGP
195.6.71.224/27 at Mae-East from ANS (AS1673) ASPATH=1673 1699 6712 IGP
195.6.71.224/27 at AADS from Merit (AS237) ASPATH=237 7016 1 1673 1699 6712 IGP
195.6.71.224/27 at PacBell from ANS (AS1673) ASPATH=1673 1699 6712 IGP
195.6.71.32/27 at Mae-East from ANS (AS1673) ASPATH=1673 1699 6712 IGP
195.6.71.32/27 at AADS from Merit (AS237) ASPATH=237 7016 1 1673 1699 6712 IGP
195.6.71.32/27 at PacBell from ANS (AS1673) ASPATH=1673 1699 6712 IGP
195.6.71.64/27 at Mae-East from ANS (AS1673) ASPATH=1673 1699 6712 IGP
195.6.71.64/27 at AADS from Merit (AS237) ASPATH=237 7016 1 1673 1699 6712 IGP
195.6.71.64/27 at PacBell from ANS (AS1673) ASPATH=1673 1699 6712 IGP
195.6.71.96/27 at Mae-East from ANS (AS1673) ASPATH=1673 1699 6712 IGP
195.6.71.96/27 at AADS from Merit (AS237) ASPATH=237 7016 1 1673 1699 6712 IGP
195.6.71.96/27 at PacBell from ANS (AS1673) ASPATH=1673 1699 6712 IGP
198.17.204.0/27 at AADS from Merit (AS237) ASPATH=237 7016 1 174 IGP
200.30.42.16/28 at Mae-East from AGIS (AS4200) ASPATH=4200 6371 7997 INCOMPLETE
200.30.42.16/28 at AADS from Merit (AS237) ASPATH=237 7016 1 4200 6371 7997 INCOMPLETE
200.30.42.32/27 at Mae-East from AGIS (AS4200) ASPATH=4200 6371 7997 INCOMPLETE
200.30.42.32/27 at AADS from Merit (AS237) ASPATH=237 7016 1 4200 6371 7997 INCOMPLETE
200.30.42.64/29 at Mae-East from AGIS (AS4200) ASPATH=4200 6371 7997 INCOMPLETE
200.30.42.64/29 at AADS from Merit (AS237) ASPATH=237 7016 1 4200 6371 7997 INCOMPLETE
200.30.42.72/29 at Mae-East from AGIS (AS4200) ASPATH=4200 6371 7997 INCOMPLETE
200.30.42.72/29 at AADS from Merit (AS237) ASPATH=237 7016 1 4200 6371 7997 INCOMPLETE
204.152.142.0/30 at AADS from Merit (AS237) ASPATH=237 7016 1 IGP
204.6.106.0/30 at AADS from Merit (AS237) ASPATH=237 7016 1 174 IGP
204.6.106.12/30 at AADS from Merit (AS237) ASPATH=237 7016 1 174 IGP
204.6.106.16/30 at AADS from Merit (AS237) ASPATH=237 7016 1 174 IGP
204.6.106.4/30 at AADS from Merit (AS237) ASPATH=237 7016 1 174 IGP
204.6.106.8/30 at AADS from Merit (AS237) ASPATH=237 7016 1 174 INCOMPLETE
204.6.112.100/30 at AADS from Merit (AS237) ASPATH=237 7016 1 174 IGP
204.6.116.0/30 at AADS from Merit (AS237) ASPATH=237 7016 1 174 IGP
204.6.117.0/30 at AADS from Merit (AS237) ASPATH=237 7016 1 174 IGP
204.6.117.24/30 at AADS from Merit (AS237) ASPATH=237 7016 1 174 IGP
204.6.117.32/30 at AADS from Merit (AS237) ASPATH=237 7016 1 174 IGP
204.6.117.36/30 at AADS from Merit (AS237) ASPATH=237 7016 1 174 8013 INCOMPLETE
204.6.117.4/30 at AADS from Merit (AS237) ASPATH=237 7016 1 174 IGP
204.6.117.72/30 at AADS from Merit (AS237) ASPATH=237 7016 1 174 IGP
204.6.117.80/30 at AADS from Merit (AS237) ASPATH=237 7016 1 174 8013 INCOMPLETE
204.6.118.0/30 at AADS from Merit (AS237) ASPATH=237 7016 1 174 IGP
204.6.118.2/32 at AADS from Merit (AS237) ASPATH=237 7016 1 174 IGP
204.6.119.0/30 at AADS from Merit (AS237) ASPATH=237 7016 1 174 IGP
204.6.119.12/30 at AADS from Merit (AS237) ASPATH=237 7016 1 174 IGP
204.6.119.16/30 at AADS from Merit (AS237) ASPATH=237 7016 1 174 IGP
204.6.119.24/30 at AADS from Merit (AS237) ASPATH=237 7016 1 174 IGP
204.6.119.28/30 at AADS from Merit (AS237) ASPATH=237 7016 1 174 IGP
204.6.119.32/30 at AADS from Merit (AS237) ASPATH=237 7016 1 174 IGP
204.6.119.36/30 at AADS from Merit (AS237) ASPATH=237 7016 1 174 IGP
204.6.119.4/30 at AADS from Merit (AS237) ASPATH=237 7016 1 174 IGP
204.6.119.44/30 at AADS from Merit (AS237) ASPATH=237 7016 1 174 IGP
204.6.119.48/30 at AADS from Merit (AS237) ASPATH=237 7016 1 174 IGP
204.6.119.52/30 at AADS from Merit (AS237) ASPATH=237 7016 1 174 IGP
204.6.119.56/30 at AADS from Merit (AS237) ASPATH=237 7016 1 174 IGP
204.6.119.60/30 at AADS from Merit (AS237) ASPATH=237 7016 1 174 IGP
204.6.119.64/30 at AADS from Merit (AS237) ASPATH=237 7016 1 174 IGP
204.6.119.68/30 at AADS from Merit (AS237) ASPATH=237 7016 1 174 IGP
204.6.119.72/30 at AADS from Merit (AS237) ASPATH=237 7016 1 174 IGP
204.6.119.76/30 at AADS from Merit (AS237) ASPATH=237 7016 1 174 IGP
204.6.119.8/30 at AADS from Merit (AS237) ASPATH=237 7016 1 174 IGP
204.6.119.80/30 at AADS from Merit (AS237) ASPATH=237 7016 1 174 IGP
204.6.119.84/30 at AADS from Merit (AS237) ASPATH=237 7016 1 174 IGP
204.6.119.92/30 at AADS from Merit (AS237) ASPATH=237 7016 1 174 IGP
204.6.119.96/30 at AADS from Merit (AS237) ASPATH=237 7016 1 174 IGP
204.6.124.0/30 at AADS from Merit (AS237) ASPATH=237 7016 1 174 8355 IGP
204.6.124.4/30 at AADS from Merit (AS237) ASPATH=237 7016 1 174 8355 IGP
206.221.252.197/32 at AADS from Merit (AS237) ASPATH=237 7016 1 174 8013 IGP
206.84.149.20/32 at Mae-East from AGIS (AS4200) ASPATH=4200 IGP
206.84.149.20/32 at AADS from Merit (AS237) ASPATH=237 7016 1 4200 IGP
207.26.64.80/28 at Mae-East from ANS (AS1673) ASPATH=1673 1324 IGP
207.26.64.80/28 at AADS from Merit (AS237) ASPATH=237 7016 1 1673 1675 IGP
207.26.64.80/28 at PacBell from ANS (AS1673) ASPATH=1673 1675 IGP
207.37.154.120/29 at AADS from Merit (AS237) ASPATH=237 7016 1 174 IGP
209.29.42.32/27 at AADS from Merit (AS237) ASPATH=237 7016 1 174 8013 IGP
209.88.14.0/28 at Mae-East from AGIS (AS4200) ASPATH=4200 6371 7997 INCOMPLETE
209.88.14.0/28 at AADS from Merit (AS237) ASPATH=237 7016 1 4200 6371 7997 INCOMPLETE
209.88.14.128/27 at Mae-East from AGIS (AS4200) ASPATH=4200 6371 7997 INCOMPLETE
209.88.14.128/27 at AADS from Merit (AS237) ASPATH=237 7016 1 4200 6371 7997 INCOMPLETE
209.88.14.240/28 at Mae-East from AGIS (AS4200) ASPATH=4200 6371 7997 INCOMPLETE
209.88.15.0/27 at Mae-East from AGIS (AS4200) ASPATH=4200 6371 7997 INCOMPLETE
209.88.15.0/27 at AADS from Merit (AS237) ASPATH=237 7016 1 4200 6371 7997 INCOMPLETE
Reserved AS Numbers
-------------------
AS64810 at Mae-East from SPRINT (AS1239) ASPATH=1239 685 4134 64810 INCOMPLETE
AS65010 at Mae-East from ANS (AS1673) ASPATH=1673
AS64930 at Mae-East from SPRINT (AS1239) ASPATH=1239 685 4134 4134 4134 64930 IGP
AS65010 at PacBell from ANS (AS1673) ASPATH=1673
Largest Sources of BGP Instability
----------------------------------
(announcements + withdraws = total)
1. internetMCI (AS3561) at AADS 133849 + 12777 = 146626 BGP prefix updates
2. SPRINT (AS1239) at Mae-East 106738 + 16091 = 122829 BGP prefix updates
3. internetMCI (AS3561) at Mae-East 82741 + 12971 = 95712 BGP prefix updates
4. NASA (AS297) at Mae-East 1377 + 49195 = 50572 BGP prefix updates
5. Nacamar (AS3257) at Mae-West 732 + 46401 = 47133 BGP prefix updates
6. internetMCI (AS3561) at PacBell 32712 + 12268 = 44980 BGP prefix updates
7. Nacamar (AS3257) at Mae-East 930 + 35413 = 36343 BGP prefix updates
8. Merit (AS237) at AADS 14134 + 14097 = 28231 BGP prefix updates
9. AGIS (AS4200) at Mae-East 26758 + 958 = 27716 BGP prefix updates
10. MainStreet (AS3720) at Mae-West 24 + 26310 = 26334 BGP prefix updates
Instability Ranking of Service Providers
----------------------------------------
(The number of BGP announcements divided by the number
of routing table entries)
1. Merit(AS237) at AADS 126.20 (14134 ann, 112 entries)
2. Cableol(AS5089) at Mae-East 29.00 (116 ann, 4 entries)
3. DREN(AS668) at Mae-West 24.29 (4736 ann, 195 entries)
4. DREN(AS668) at Mae-East 22.96 (5190 ann, 226 entries)
5. IPF(AS5409) at Mae-East 21.69 (759 ann, 35 entries)
6. u-net(AS5669) at Mae-West 17.00 (136 ann, 8 entries)
7. AIMnet(AS3763) at Mae-West 16.80 (857 ann, 51 entries)
8. AGIS(AS4200) at Mae-East 14.45 (26758 ann, 1852 entries)
9. highway1(AS7922) at Mae-East 13.88 (111 ann, 8 entries)
10. OurWorld(AS7594) at Mae-West 12.09 (3071 ann, 254 entries)
11. highway1(AS7922) at Mae-West 11.88 (95 ann, 8 entries)
12. Above(AS6461) at Mae-East 11.83 (3087 ann, 261 entries)
13. Nacamar(AS3257) at Mae-West 10.61 (732 ann, 69 entries)
14. AT&T(AS6478) at Mae-West 10.39 (15924 ann, 1533 entries)
15. DISC(AS7170) at Mae-East 10.35 (1190 ann, 115 entries)
16. AT&T(AS6478) at AADS 9.71 (14892 ann, 1533 entries)
17. VisiNet(AS6261) at Mae-East 9.44 (1878 ann, 199 entries)
18. WNA(AS2914) at Mae-East 8.14 (10171 ann, 1250 entries)
19. HLC(AS4565) at Mae-East 8.04 (458 ann, 57 entries)
20. Above(AS6461) at PacBell 7.75 (2023 ann, 261 entries)
Count of Announced Prefixes with AS origin IRR Discrepancies
------------------------------------------------------------
(See http://www.merit.edu/ipma/problems/)
1. SPRINT (1239) at mae-east 3736
2. internetMCI (3561) at pb 877
3. BBNplanet (1) at mae-east 390
4. AGIS (4200) at mae-east 365
5. Grid (6113) at mae-east 283
6. IBMGlobal (2685) at mae-west 245
7. Digex (2548) at mae-west 199
8. CAIS (3491) at aads 159
9. INAP.net (5646) at aads 146
10. NASA (297) at mae-west 137
This archive was generated by hypermail 2b29 : Sun Aug 04 2002 - 04:13:18 EDT