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
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Also see http://www.caida.org for more information about Internet statistics
collection research efforts.
Reserved Network and Host Announcements
---------------------------------------
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
202.163.0.224/28 at Mae-East from AGIS (AS4200) ASPATH=4200 1833 1299 7589 IGP
202.163.0.52/30 at Mae-East from AGIS (AS4200) ASPATH=4200 1833 1299 7589 INCOMPLETE
202.163.4.0/28 at Mae-East from AGIS (AS4200) ASPATH=4200 1833 1299 7589 INCOMPLETE
202.163.4.16/28 at Mae-East from AGIS (AS4200) ASPATH=4200 1833 1299 7589 INCOMPLETE
206.84.149.20/32 at Mae-East from AGIS (AS4200) ASPATH=4200 IGP
206.84.252.36/30 at Mae-East from AGIS (AS4200) ASPATH=4200 IGP
206.84.252.8/30 at Mae-East from AGIS (AS4200) ASPATH=4200 IGP
206.84.253.242/32 at Mae-East from AGIS (AS4200) ASPATH=4200 IGP
206.84.253.40/30 at Mae-East from AGIS (AS4200) ASPATH=4200 IGP
206.84.253.48/30 at Mae-East from AGIS (AS4200) ASPATH=4200 IGP
206.84.253.52/30 at Mae-East from AGIS (AS4200) ASPATH=4200 IGP
206.84.253.56/30 at Mae-East from AGIS (AS4200) ASPATH=4200 IGP
206.84.253.60/30 at Mae-East from AGIS (AS4200) ASPATH=4200 IGP
206.84.253.8/30 at Mae-East from AGIS (AS4200) ASPATH=4200 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
209.88.14.240/28 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
Reserved AS Numbers
-------------------
AS64600 at Mae-East from NASA (AS297) ASPATH=297 64600 IGP
AS64810 at Mae-East from SPRINT (AS1239) ASPATH=1239 685 4134 64810 INCOMPLETE
AS65020 at Mae-East from WNA (AS2914) ASPATH=2914 685 4134 4134 4134 65020 INCOMPLETE
AS64930 at Mae-East from SPRINT (AS1239) ASPATH=1239 685 4134 4134 4134 64930 IGP
AS65020 at Mae-West from CERFnet (AS1740) ASPATH=1740 2914 685 4134 4134 4134 65020 INCOMPLETE
AS65020 at AADS from internetMCI (AS3561) ASPATH=3561 3940 685 685 4134 4134 4134 65020 INCOMPLETE
AS65020 at PacBell from internetMCI (AS3561) ASPATH=3561 3940 685 685 4134 4134 4134 65020 INCOMPLETE
Largest Sources of BGP Instability
----------------------------------
(announcements + withdraws = total)
1. internetMCI (AS3561) at Mae-East 45587 + 10688 = 56275 BGP prefix updates
2. SPRINT (AS1239) at Mae-East 34401 + 11048 = 45449 BGP prefix updates
3. BBNplanet (AS1) at Mae-East 15623 + 2310 = 17933 BGP prefix updates
4. AGIS (AS4200) at Mae-East 11896 + 3072 = 14968 BGP prefix updates
5. AT&T (AS6478) at Mae-East 10854 + 1238 = 12092 BGP prefix updates
6. CWIX (AS5683) at Mae-East 4739 + 3893 = 8632 BGP prefix updates
7. CAIS (AS3491) at Mae-East 4586 + 1674 = 6260 BGP prefix updates
8. INAP.net (AS5646) at Mae-East 2760 + 534 = 3294 BGP prefix updates
9. Grid (AS6113) at Mae-East 2570 + 677 = 3247 BGP prefix updates
10. WNA (AS2914) at Mae-East 2194 + 532 = 2726 BGP prefix updates
Instability Ranking of Service Providers
----------------------------------------
(The number of BGP announcements divided by the number
of routing table entries)
1. IPF(AS5409) at Mae-East 138.67 (416 ann, 3 entries)
2. Ziplink(AS6345) at Mae-East 45.00 (180 ann, 4 entries)
3. Cableol(AS5089) at Mae-East 21.50 (86 ann, 4 entries)
4. AT&T(AS6478) at PacBell 20.74 (51721 ann, 2494 entries)
5. AIMnet(AS3763) at Mae-West 18.69 (972 ann, 52 entries)
6. ICI(AS6561) at Mae-West 17.00 (255 ann, 15 entries)
7. highway1(AS7922) at Mae-West 15.00 (120 ann, 8 entries)
8. AT&T(AS6478) at Mae-East 14.11 (35475 ann, 2514 entries)
9. highway1(AS7922) at Mae-East 13.50 (108 ann, 8 entries)
10. AGIS(AS4200) at Mae-East 12.18 (22304 ann, 1831 entries)
11. Above(AS6461) at PacBell 11.26 (2613 ann, 232 entries)
12. AT&T(AS6478) at Mae-West 10.46 (26293 ann, 2514 entries)
13. ThePlanet(AS5388) at Mae-West 8.54 (675 ann, 79 entries)
14. OurWorld(AS7594) at Mae-West 8.07 (2105 ann, 261 entries)
15. internetMCI(AS3561) at AADS 8.06 (144034 ann, 17860 entries)
16. WNA(AS2914) at Mae-East 7.92 (9533 ann, 1203 entries)
17. Nacamar(AS3257) at Mae-East 7.25 (471 ann, 65 entries)
18. OneCall(AS6402) at Mae-East 6.56 (466 ann, 71 entries)
19. HLC(AS4565) at Mae-East 6.50 (390 ann, 60 entries)
20. ThePlanet(AS5388) at Mae-East 6.49 (526 ann, 81 entries)
This archive was generated by hypermail 2b29 : Sun Aug 04 2002 - 04:13:18 EDT