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
---------------------------------------
192.116.222.0/27 at Mae-East from AGIS (AS4200) ASPATH=4200 5486 Incomplete
192.116.222.32/27 at Mae-East from AGIS (AS4200) ASPATH=4200 5486 Incomplete
198.81.184.160/29 at Mae-East from ANS (AS1673) ASPATH=1673 1667 IGP
198.81.184.168/29 at Mae-East from ANS (AS1673) ASPATH=1673 1667 IGP
206.155.136.96/27 at Mae-East from AGIS (AS4200) ASPATH=4200 6467 7079 IGP
206.155.136.96/27 at Mae-East from ACSI (AS6467) ASPATH=6467 7079 IGP
206.155.136.96/27 at Mae-West from ACSI (AS6467) ASPATH=6467 7079 IGP
206.155.153.32/27 at Mae-East from AGIS (AS4200) ASPATH=4200 6467 7079 IGP
206.155.153.32/27 at Mae-East from ACSI (AS6467) ASPATH=6467 7079 IGP
206.155.153.32/27 at Mae-West from ACSI (AS6467) ASPATH=6467 7079 IGP
206.155.153.64/27 at Mae-East from AGIS (AS4200) ASPATH=4200 6467 7079 IGP
206.155.153.64/27 at Mae-East from ACSI (AS6467) ASPATH=6467 7079 IGP
206.155.153.64/27 at Mae-West from ACSI (AS6467) ASPATH=6467 7079 IGP
206.31.77.12/30 at Mae-East from AGIS (AS4200) ASPATH=4200 6467 7079 IGP
206.31.77.12/30 at Mae-East from ACSI (AS6467) ASPATH=6467 7079 IGP
206.31.77.12/30 at Mae-West from ACSI (AS6467) ASPATH=6467 7079 IGP
206.31.77.16/30 at Mae-East from AGIS (AS4200) ASPATH=4200 6467 7079 IGP
206.31.77.16/30 at Mae-East from ACSI (AS6467) ASPATH=6467 7079 IGP
206.31.77.16/30 at Mae-West from ACSI (AS6467) ASPATH=6467 7079 IGP
206.31.77.24/30 at Mae-East from AGIS (AS4200) ASPATH=4200 6467 7079 IGP
206.31.77.24/30 at Mae-East from ACSI (AS6467) ASPATH=6467 7079 IGP
206.31.77.24/30 at Mae-West from ACSI (AS6467) ASPATH=6467 7079 IGP
206.31.77.28/30 at Mae-East from AGIS (AS4200) ASPATH=4200 6467 7079 IGP
206.31.77.28/30 at Mae-East from ACSI (AS6467) ASPATH=6467 7079 IGP
206.31.77.28/30 at Mae-West from ACSI (AS6467) ASPATH=6467 7079 IGP
206.31.77.4/30 at Mae-East from AGIS (AS4200) ASPATH=4200 6467 7079 IGP
206.31.77.4/30 at Mae-East from ACSI (AS6467) ASPATH=6467 7079 IGP
206.31.77.4/30 at Mae-West from ACSI (AS6467) ASPATH=6467 7079 IGP
206.31.77.44/30 at Mae-East from AGIS (AS4200) ASPATH=4200 6467 7079 IGP
206.31.77.44/30 at Mae-East from ACSI (AS6467) ASPATH=6467 7079 IGP
206.31.77.44/30 at Mae-West from ACSI (AS6467) ASPATH=6467 7079 IGP
206.31.77.52/30 at Mae-East from AGIS (AS4200) ASPATH=4200 6467 7079 IGP
206.31.77.52/30 at Mae-East from ACSI (AS6467) ASPATH=6467 7079 IGP
206.31.77.52/30 at Mae-West from ACSI (AS6467) ASPATH=6467 7079 IGP
206.31.77.56/30 at Mae-East from AGIS (AS4200) ASPATH=4200 6467 7079 IGP
206.31.77.56/30 at Mae-East from ACSI (AS6467) ASPATH=6467 7079 IGP
206.31.77.56/30 at Mae-West from ACSI (AS6467) ASPATH=6467 7079 IGP
206.31.77.68/30 at Mae-East from AGIS (AS4200) ASPATH=4200 6467 7079 IGP
206.31.77.68/30 at Mae-East from ACSI (AS6467) ASPATH=6467 7079 IGP
206.31.77.68/30 at Mae-West from ACSI (AS6467) ASPATH=6467 7079 IGP
206.80.170.204/30 at Mae-East from Grid (AS6113) ASPATH=6113 IGP
206.80.170.204/30 at Mae-West from Grid (AS6113) ASPATH=6113 IGP
207.212.14.32/27 at Mae-East from AGIS (AS4200) ASPATH=4200 5672 10501 IGP
Reserved AS Numbers
-------------------
AS64810 at Mae-East from SPRINT (AS1239) ASPATH=1239 685 685 4134 64810 Incomplete
AS64810 at Mae-West from CERFnet (AS1740) ASPATH=1740 2914 685 4134 64810 Incomplete
AS64810 at AADS from internetMCI (AS3561) ASPATH=3561 3940 685 685 4134 64810 Incomplete
Largest Sources of BGP Instability
----------------------------------
(announcements + withdraws = total)
1. GetNet (AS5784) at Mae-East 0 + 1261217 = 1261217 BGP prefix updates
2. NetKonect (AS6716) at Mae-East 0 + 432395 = 432395 BGP prefix updates
3. idc (AS4694) at Mae-West 11 + 234989 = 235000 BGP prefix updates
4. USCyber (AS4136) at Mae-East 0 + 204144 = 204144 BGP prefix updates
5. Interpath (AS3407) at Mae-East 359 + 172808 = 173167 BGP prefix updates
6. internetMCI (AS3561) at Mae-East 125902 + 19010 = 144912 BGP prefix updates
7. SPRINT (AS1239) at Mae-East 114071 + 29757 = 143828 BGP prefix updates
8. telia (AS1299) at Mae-East 1540 + 94462 = 96002 BGP prefix updates
9. internetMCI (AS3561) at AADS 47399 + 21346 = 68745 BGP prefix updates
10. BBNplanet (AS1) at Mae-East 31449 + 9151 = 40600 BGP prefix updates
Instability Ranking of Service Providers
----------------------------------------
(The number of BGP announcements divided by the number
of routing table entries)
1. NetAxs(AS4969) at Mae-East 87.94 (3166 ann, 36 entries)
2. NetAxs(AS4969) at Mae-East 85.47 (3077 ann, 36 entries)
3. Netcom(AS2551) at Mae-West 21.04 (7005 ann, 333 entries)
4. CAIS(AS3491) at AADS 20.44 (13143 ann, 643 entries)
5. LinkAGE(AS4058) at Mae-West 20.00 (20 ann, 1 entries)
6. Voicenet(AS3932) at Mae-East 16.61 (897 ann, 54 entries)
7. Nacamar(AS3257) at Mae-East 16.31 (783 ann, 48 entries)
8. CAIS(AS3491) at Mae-West 14.78 (9210 ann, 623 entries)
9. Nacamar(AS3257) at Mae-West 11.33 (510 ann, 45 entries)
10. Intermedia(AS6235) at Mae-East 11.19 (2282 ann, 204 entries)
11. LinkAGE(AS4058) at Mae-East 10.76 (183 ann, 17 entries)
12. EXODUS(AS3967) at Mae-East 10.10 (717 ann, 71 entries)
13. AT&T(AS6478) at Mae-West 9.82 (16257 ann, 1656 entries)
14. Dialnet(AS5552) at Mae-East 8.85 (726 ann, 82 entries)
15. ThePlanet(AS5388) at Mae-East 8.83 (309 ann, 35 entries)
16. CAIS(AS3491) at Mae-East 8.80 (10981 ann, 1248 entries)
17. CAIS(AS3491) at Mae-East 8.78 (10954 ann, 1248 entries)
18. OLEANE(AS2917) at Mae-East 8.65 (346 ann, 40 entries)
19. Grid(AS6113) at Mae-East 8.60 (9378 ann, 1091 entries)
20. Cableol(AS5089) at Mae-East 8.33 (25 ann, 3 entries)
Count of Announced Prefixes with AS origin IRR Discrepancies
------------------------------------------------------------
(See http://www.merit.edu/ipma/problems/)
1. SPRINT (1239) at mae-east 3715
2. internetMCI (3561) at aads 588
3. BBNplanet (1) at mae-west 410
4. AGIS (4200) at mae-east 319
5. AT&T (6478) at mae-west 204
6. CWIX (5683) at mae-west 202
7. NASA (297) at mae-west 175
8. IBMGlobal (2685) at aads 172
9. Grid (6113) at pb 166
10. Digex (2548) at mae-west 157
This archive was generated by hypermail 2b29 : Sun Aug 04 2002 - 04:13:17 EDT