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
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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
---------------------------------------
165.212.20.16/29 at Mae-East from AGIS (AS4200) ASPATH=4200 6467 2941 INCOMPLETE
165.212.20.24/29 at Mae-East from AGIS (AS4200) ASPATH=4200 6467 2941 INCOMPLETE
165.212.20.8/29 at Mae-East from AGIS (AS4200) ASPATH=4200 6467 2941 INCOMPLETE
165.212.200.16/28 at Mae-East from AGIS (AS4200) ASPATH=4200 6467 2941 INCOMPLETE
165.212.200.80/28 at Mae-East from AGIS (AS4200) ASPATH=4200 6467 2941 INCOMPLETE
165.212.43.0/28 at Mae-East from AGIS (AS4200) ASPATH=4200 6467 2941 INCOMPLETE
165.212.43.16/28 at Mae-East from AGIS (AS4200) ASPATH=4200 6467 2941 INCOMPLETE
165.212.43.32/28 at Mae-East from AGIS (AS4200) ASPATH=4200 6467 2941 INCOMPLETE
165.212.43.48/28 at Mae-East from AGIS (AS4200) ASPATH=4200 6467 2941 INCOMPLETE
192.17.238.128/27 at AADS from UIUC (AS38) ASPATH=38 IGP
192.245.161.47/32 at Mae-East from AGIS (AS4200) ASPATH=4200 6467 2941 INCOMPLETE
193.234.249.64/27 at Mae-East from AGIS (AS4200) ASPATH=4200 1833 1833 1299 3301 INCOMPLETE
194.117.170.240/28 at Mae-East from AGIS (AS4200) ASPATH=4200 1833 1833 1299 3301 INCOMPLETE
194.68.51.224/28 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
195.196.37.0/27 at Mae-East from AGIS (AS4200) ASPATH=4200 1833 1833 1299 3301 INCOMPLETE
195.196.37.64/27 at Mae-East from AGIS (AS4200) ASPATH=4200 1833 1833 1299 3301 INCOMPLETE
195.89.17.81/32 at Mae-East from NetAxs (AS4969) ASPATH=4969 8001 6889 IGP
205.214.79.16/28 at Mae-East from AGIS (AS4200) ASPATH=4200 6467 2941 INCOMPLETE
205.214.79.48/28 at Mae-East from AGIS (AS4200) ASPATH=4200 6467 2941 INCOMPLETE
205.214.88.16/28 at Mae-East from AGIS (AS4200) ASPATH=4200 6467 2941 INCOMPLETE
205.214.94.32/27 at Mae-East from AGIS (AS4200) ASPATH=4200 6467 2941 INCOMPLETE
205.214.94.64/27 at Mae-East from AGIS (AS4200) ASPATH=4200 6467 2941 INCOMPLETE
206.84.149.20/32 at Mae-East from AGIS (AS4200) ASPATH=4200 IGP
206.84.149.30/32 at Mae-East from AGIS (AS4200) ASPATH=4200 IGP
207.50.220.16/28 at Mae-West from idc (AS4694) ASPATH=4694 10813 IGP
Reserved AS Numbers
-------------------
AS65000 at Mae-East from internetMCI (AS3561) ASPATH=3561 4230 65000 IGP
AS65000 at AADS from internetMCI (AS3561) ASPATH=3561 4230 65000 IGP
AS65000 at PacBell from internetMCI (AS3561) ASPATH=3561 4230 65000 IGP
Largest Sources of BGP Instability
----------------------------------
(announcements + withdraws = total)
1. internetMCI (AS3561) at AADS 80648 + 12843 = 93491 BGP prefix updates
2. SPRINT (AS1239) at Mae-East 73358 + 14927 = 88285 BGP prefix updates
3. internetMCI (AS3561) at Mae-East 39633 + 13706 = 53339 BGP prefix updates
4. internetMCI (AS3561) at PacBell 36910 + 12674 = 49584 BGP prefix updates
5. MainStreet (AS3720) at Mae-West 4 + 44107 = 44111 BGP prefix updates
6. BBNplanet (AS1) at Mae-East 17136 + 9267 = 26403 BGP prefix updates
7. BBNplanet (AS1) at Mae-West 12443 + 8376 = 20819 BGP prefix updates
8. AGIS (AS4200) at Mae-East 19409 + 1258 = 20667 BGP prefix updates
9. AT&T (AS7018) at Mae-East 11993 + 3031 = 15024 BGP prefix updates
10. ANS (AS1673) at Mae-East 9690 + 800 = 10490 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 10.91 (578 ann, 53 entries)
2. OurWorld(AS7594) at Mae-West 6.39 (1584 ann, 248 entries)
3. OLEANE(AS2917) at Mae-East 4.04 (202 ann, 50 entries)
4. u-net(AS5669) at Mae-West 4.00 (40 ann, 10 entries)
5. Nacamar(AS3257) at Mae-East 3.30 (251 ann, 76 entries)
6. VisiNet(AS6261) at Mae-West 2.88 (804 ann, 279 entries)
7. highway1(AS7922) at Mae-East 2.82 (31 ann, 11 entries)
8. highway1(AS7922) at Mae-West 2.82 (31 ann, 11 entries)
9. VisiNet(AS6261) at Mae-East 2.43 (682 ann, 281 entries)
10. OurWorld(AS7594) at Paix 1.85 (459 ann, 248 entries)
11. GEOnet(AS3356) at PacBell 1.53 (156 ann, 102 entries)
12. ThePlanet(AS5388) at Mae-East 1.45 (133 ann, 92 entries)
13. DISA(AS568) at Mae-West 1.31 (740 ann, 564 entries)
14. u-net(AS5669) at Paix 1.30 (13 ann, 10 entries)
15. EXODUS(AS3967) at PacBell 1.29 (147 ann, 114 entries)
16. AGIS(AS4200) at Mae-East 1.29 (2673 ann, 2079 entries)
17. Digex(AS2548) at Mae-West 1.25 (1381 ann, 1101 entries)
18. unlisys(AS8218) at Mae-East 1.25 (79 ann, 63 entries)
19. DREN(AS668) at Mae-East 1.23 (331 ann, 269 entries)
20. DREN(AS668) at Mae-West 1.22 (329 ann, 270 entries)
Count of Announced Prefixes with AS origin IRR Discrepancies
------------------------------------------------------------
(See http://www.merit.edu/ipma/problems/)
1. SPRINT (1239) at mae-east 4345
2. internetMCI (3561) at pb 826
3. BBNplanet (1) at mae-west 529
4. Digex (2548) at mae-west 360
5. IBMGlobal (2685) at mae-west 324
6. AGIS (4200) at mae-east 308
7. AT&T (7018) at aads 279
8. INAP.net (5646) at aads 198
9. CAIS (3491) at aads 192
10. DREN (668) at mae-east 164
This archive was generated by hypermail 2b29 : Sun Aug 04 2002 - 04:13:18 EDT