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
---------------------------------------
193.234.249.64/27 at Mae-East from AGIS (AS4200) ASPATH=4200 1833 1833 1299 3301 INCOMPLETE
195.12.164.128/28 at Mae-East from AGIS (AS4200) ASPATH=4200 1833 1299 8516 INCOMPLETE
195.12.164.144/28 at Mae-East from AGIS (AS4200) ASPATH=4200 1833 1299 8516 INCOMPLETE
195.12.164.160/27 at Mae-East from AGIS (AS4200) ASPATH=4200 1833 1299 8516 INCOMPLETE
195.12.164.192/27 at Mae-East from AGIS (AS4200) ASPATH=4200 1833 1299 8516 INCOMPLETE
195.12.164.248/29 at Mae-East from AGIS (AS4200) ASPATH=4200 1833 1299 8516 INCOMPLETE
195.89.17.81/32 at Mae-East from NetAxs (AS4969) ASPATH=4969 8001 6889 IGP
198.80.116.192/27 at Mae-East from ANS (AS1673) ASPATH=1673 1670 IGP
198.80.9.0/28 at Mae-East from ANS (AS1673) ASPATH=1673 1327 1684 IGP
200.30.42.16/28 at Mae-East from AGIS (AS4200) ASPATH=4200 6371 7997 INCOMPLETE
200.30.42.32/27 at Mae-East from AGIS (AS4200) ASPATH=4200 6371 7997 INCOMPLETE
200.30.42.64/29 at Mae-East from AGIS (AS4200) ASPATH=4200 6371 7997 INCOMPLETE
200.30.42.72/29 at Mae-East from AGIS (AS4200) ASPATH=4200 6371 7997 INCOMPLETE
200.30.42.80/30 at Mae-East from AGIS (AS4200) ASPATH=4200 6371 7997 INCOMPLETE
204.254.68.149/32 at Mae-East from EXODUS (AS3967) ASPATH=3967 4313 INCOMPLETE
204.254.68.149/32 at Mae-West from EXODUS (AS3967) ASPATH=3967 4313 INCOMPLETE
204.254.68.149/32 at Mae-West from EXODUS (AS3967) ASPATH=3967 4313 INCOMPLETE
204.254.68.149/32 at AADS from EXODUS (AS3967) ASPATH=3967 4313 INCOMPLETE
204.254.68.149/32 at Paix from EXODUS (AS3967) ASPATH=3967 4313 INCOMPLETE
206.185.236.4/30 at Mae-East from AGIS (AS4200) ASPATH=4200 IGP
206.84.149.20/32 at Mae-East from AGIS (AS4200) ASPATH=4200 IGP
207.26.64.80/28 at Mae-East from ANS (AS1673) ASPATH=1673 1324 IGP
207.26.64.80/28 at Mae-West from ANS (AS1673) ASPATH=1673 1675 IGP
207.26.64.80/28 at PacBell from ANS (AS1673) ASPATH=1673 1675 IGP
209.88.14.0/28 at Mae-East from AGIS (AS4200) ASPATH=4200 6371 7997 INCOMPLETE
209.88.14.128/27 at Mae-East from AGIS (AS4200) ASPATH=4200 6371 7997 INCOMPLETE
209.88.14.192/28 at Mae-East from AGIS (AS4200) ASPATH=4200 6371 7997 INCOMPLETE
209.88.14.240/28 at Mae-East from AGIS (AS4200) ASPATH=4200 6371 7997 INCOMPLETE
209.88.14.32/28 at Mae-East from AGIS (AS4200) ASPATH=4200 6371 7997 INCOMPLETE
209.88.14.64/28 at Mae-East from AGIS (AS4200) ASPATH=4200 6371 7997 INCOMPLETE
209.88.14.96/28 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
Reserved AS Numbers
-------------------
AS64600 at Mae-East from NASA (AS297) ASPATH=297 64600 IGP
AS65034 at Mae-East from CAIS (AS3491) ASPATH=3491 6261 7594 7593 65034 IGP
AS65000 at Mae-East from internetMCI (AS3561) ASPATH=3561 4230 65000 IGP
AS64600 at Mae-West from NASA (AS297) ASPATH=297 64600 IGP
AS65034 at Mae-West from VisiNet (AS6261) ASPATH=6261 7594 7593 65034 IGP
AS65034 at AADS from CAIS (AS3491) ASPATH=3491 6261 7594 7593 65034 IGP
AS65000 at AADS from internetMCI (AS3561) ASPATH=3561 4230 65000 IGP
AS65000 at PacBell from internetMCI (AS3561) ASPATH=3561 4230 65000 IGP
AS65034 at Paix from OurWorld (AS7594) ASPATH=7594 7593 65034 IGP
Largest Sources of BGP Instability
----------------------------------
(announcements + withdraws = total)
1. internetMCI (AS3561) at AADS 151776 + 15431 = 167207 BGP prefix updates
2. internetMCI (AS3561) at Mae-East 65053 + 16260 = 81313 BGP prefix updates
3. BBNplanet (AS1) at Mae-East 49283 + 20325 = 69608 BGP prefix updates
4. SPRINT (AS1239) at Mae-East 55845 + 13757 = 69602 BGP prefix updates
5. internetMCI (AS3561) at PacBell 45424 + 16230 = 61654 BGP prefix updates
6. AT&T (AS6478) at Mae-East 45574 + 6175 = 51749 BGP prefix updates
7. MainStreet (AS3720) at Mae-West 0 + 20809 = 20809 BGP prefix updates
8. VisiNet (AS6261) at Mae-West 13815 + 5326 = 19141 BGP prefix updates
9. AT&T (AS6478) at Mae-West 12648 + 2455 = 15103 BGP prefix updates
10. ANS (AS1673) at Mae-East 12707 + 454 = 13161 BGP prefix updates
Instability Ranking of Service Providers
----------------------------------------
(The number of BGP announcements divided by the number
of routing table entries)
1. AIMnet(AS3763) at Mae-West 36.63 (1868 ann, 51 entries)
2. VisiNet(AS6261) at Mae-West 32.94 (6852 ann, 208 entries)
3. IPF(AS5409) at Mae-West 19.00 (475 ann, 25 entries)
4. VisiNet(AS6261) at Mae-East 12.84 (2684 ann, 209 entries)
5. AT&T(AS6478) at Mae-West 8.75 (33652 ann, 3846 entries)
6. AT&T(AS6478) at AADS 8.70 (33302 ann, 3826 entries)
7. IBMGlobal(AS2685) at AADS 8.21 (690 ann, 84 entries)
8. u-net(AS5669) at Mae-West 7.11 (64 ann, 9 entries)
9. u-net(AS5669) at Mae-East 6.50 (65 ann, 10 entries)
10. highway1(AS7922) at Mae-West 6.22 (56 ann, 9 entries)
11. OurWorld(AS7594) at Mae-West 5.92 (1396 ann, 236 entries)
12. highway1(AS7922) at Mae-East 5.89 (53 ann, 9 entries)
13. Nacamar(AS3257) at Mae-West 5.12 (369 ann, 72 entries)
14. AT&T(AS6478) at Mae-East 4.52 (17380 ann, 3842 entries)
15. ANS(AS1673) at Mae-East 4.24 (7469 ann, 1762 entries)
16. Nacamar(AS3257) at Mae-East 4.12 (309 ann, 75 entries)
17. GEOnet(AS3356) at PacBell 4.01 (397 ann, 99 entries)
18. CAIS(AS3491) at AADS 3.91 (4228 ann, 1082 entries)
19. OLEANE(AS2917) at Mae-East 3.62 (163 ann, 45 entries)
20. CAIS(AS3491) at Mae-West 2.84 (3019 ann, 1064 entries)
Count of Announced Prefixes with AS origin IRR Discrepancies
------------------------------------------------------------
(See http://www.merit.edu/ipma/problems/)
1. SPRINT (1239) at mae-east 3779
2. internetMCI (3561) at pb 810
3. BBNplanet (1) at mae-east 515
4. Digex (2548) at mae-west 383
5. AGIS (4200) at mae-east 369
6. Grid (6113) at pb 356
7. IBMGlobal (2685) at mae-west 279
8. AT&T (6478) at aads 242
9. INAP.net (5646) at aads 218
10. CAIS (3491) at aads 164
This archive was generated by hypermail 2b29 : Sun Aug 04 2002 - 04:13:18 EDT