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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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
194.117.132.180/30 at Mae-East from CableInet (AS5462) ASPATH=5462 6676 IGP
194.117.132.180/30 at Mae-West from CableInet (AS5462) ASPATH=5462 6676 IGP
194.117.132.184/30 at Mae-East from CableInet (AS5462) ASPATH=5462 6676 IGP
194.117.132.184/30 at Mae-West from CableInet (AS5462) ASPATH=5462 6676 IGP
194.117.132.188/30 at Mae-East from CableInet (AS5462) ASPATH=5462 6676 IGP
194.117.132.188/30 at Mae-West from CableInet (AS5462) ASPATH=5462 6676 IGP
194.117.132.224/27 at Mae-East from CableInet (AS5462) ASPATH=5462 6676 IGP
194.117.132.224/27 at Mae-West from CableInet (AS5462) ASPATH=5462 6676 IGP
194.207.0.128/28 at Mae-West from VBC (AS6320) ASPATH=6320 IGP
206.31.77.12/30 at Mae-East from AGIS (AS4200) ASPATH=4200 6467 7079 IGP
206.31.77.16/30 at Mae-East from AGIS (AS4200) ASPATH=4200 6467 7079 IGP
206.31.77.24/30 at Mae-East from AGIS (AS4200) ASPATH=4200 6467 7079 IGP
206.31.77.28/30 at Mae-East from AGIS (AS4200) ASPATH=4200 6467 7079 IGP
206.31.77.4/30 at Mae-East from AGIS (AS4200) ASPATH=4200 6467 7079 IGP
206.31.77.44/30 at Mae-East from AGIS (AS4200) ASPATH=4200 6467 7079 IGP
206.31.77.52/30 at Mae-East from AGIS (AS4200) ASPATH=4200 6467 7079 IGP
206.31.77.56/30 at Mae-East from AGIS (AS4200) ASPATH=4200 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
Largest Sources of BGP Instability
----------------------------------
(announcements + withdraws = total)
1. idc (AS4694) at Mae-West 25 + 228640 = 228665 BGP prefix updates
2. NetKonect (AS6716) at Mae-East 17 + 224677 = 224694 BGP prefix updates
3. GetNet (AS5784) at Mae-East 0 + 174196 = 174196 BGP prefix updates
4. USCyber (AS4136) at Mae-East 0 + 160057 = 160057 BGP prefix updates
5. SPRINT (AS1239) at Mae-East 111057 + 26906 = 137963 BGP prefix updates
6. Interpath (AS3407) at Mae-East 86 + 108998 = 109084 BGP prefix updates
7. internetMCI (AS3561) at Mae-East 66913 + 29527 = 96440 BGP prefix updates
8. internetMCI (AS3561) at AADS 58607 + 31234 = 89841 BGP prefix updates
9. telia (AS1299) at Mae-East 28 + 44313 = 44341 BGP prefix updates
10. AGIS (AS4200) at Mae-East 12863 + 7737 = 20600 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 177.87 (6937 ann, 39 entries)
2. Voicenet(AS3932) at Mae-East 14.00 (784 ann, 56 entries)
3. Cableol(AS5089) at Mae-East 11.67 (35 ann, 3 entries)
4. OLEANE(AS2917) at Mae-East 8.56 (334 ann, 39 entries)
5. CableInet(AS5462) at Mae-West 7.86 (338 ann, 43 entries)
6. Netcom(AS2551) at Mae-East 7.58 (2517 ann, 332 entries)
7. AGIS(AS4200) at Mae-East 7.30 (12863 ann, 1762 entries)
8. HLC(AS4565) at Mae-East 6.27 (414 ann, 66 entries)
9. ANS(AS1673) at Mae-East 5.67 (9051 ann, 1595 entries)
10. SPRINT(AS1239) at Mae-East 5.50 (111057 ann, 20183 entries)
11. HLC(AS4565) at Mae-West 5.45 (360 ann, 66 entries)
12. HLC(AS4565) at AADS 5.32 (351 ann, 66 entries)
13. INX(AS8218) at Mae-East 5.16 (98 ann, 19 entries)
14. Digex(AS2548) at Mae-West 5.11 (4407 ann, 863 entries)
15. CWIX(AS5683) at Mae-East 4.83 (6378 ann, 1320 entries)
16. CWIX(AS5683) at Mae-East 4.78 (6311 ann, 1320 entries)
17. DREN(AS668) at Mae-East 4.47 (1042 ann, 233 entries)
18. CWIX(AS5683) at Mae-West 4.44 (5865 ann, 1320 entries)
19. Digex(AS2548) at Mae-East 4.42 (3806 ann, 862 entries)
20. CWIX(AS5683) at Mae-West 4.34 (5727 ann, 1320 entries)
Count of Announced Prefixes with AS origin IRR Discrepancies
------------------------------------------------------------
(See http://www.merit.edu/ipma/problems/)
1. SPRINT (1239) at mae-east 3679
2. internetMCI (3561) at aads 560
3. AGIS (4200) at mae-east 413
4. BBNplanet (1) at mae-west 335
5. CWIX (5683) at mae-west 211
6. IBMGlobal (2685) at aads 169
7. Grid (6113) at pb 168
8. Digex (2548) at mae-east 152
9. NASA (297) at mae-west 150
10. AT&T (6478) at pb 140
This archive was generated by hypermail 2b29 : Sun Aug 04 2002 - 04:13:17 EDT