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
---------------------------------------
129.48.243.253/32 at Mae-East from DREN (AS668) ASPATH=668 132 IGP
129.48.243.253/32 at Mae-West from DREN (AS668) ASPATH=668 132 IGP
129.48.245.128/27 at Mae-East from DREN (AS668) ASPATH=668 132 IGP
129.48.245.128/27 at Mae-West from DREN (AS668) ASPATH=668 132 IGP
129.48.245.192/27 at Mae-East from DREN (AS668) ASPATH=668 132 IGP
129.48.245.192/27 at Mae-West from DREN (AS668) ASPATH=668 132 IGP
129.48.245.224/30 at Mae-East from DREN (AS668) ASPATH=668 132 IGP
129.48.245.224/30 at Mae-West from DREN (AS668) ASPATH=668 132 IGP
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
198.97.67.224/28 at Mae-East from DREN (AS668) ASPATH=668 132 IGP
198.97.67.224/28 at Mae-West from DREN (AS668) ASPATH=668 132 IGP
198.97.67.244/30 at Mae-East from DREN (AS668) ASPATH=668 132 IGP
198.97.67.244/30 at Mae-West from DREN (AS668) ASPATH=668 132 IGP
198.97.67.248/29 at Mae-East from DREN (AS668) ASPATH=668 132 IGP
198.97.67.248/29 at Mae-West from DREN (AS668) ASPATH=668 132 IGP
198.97.67.32/28 at Mae-East from DREN (AS668) ASPATH=668 132 IGP
198.97.67.32/28 at Mae-West from DREN (AS668) ASPATH=668 132 IGP
198.97.67.64/28 at Mae-East from DREN (AS668) ASPATH=668 132 IGP
198.97.67.64/28 at Mae-West from DREN (AS668) ASPATH=668 132 IGP
204.148.44.128/27 at Mae-East from ANS (AS1673) ASPATH=1673 1694 IGP
204.148.44.128/27 at Mae-West from ANS (AS1673) ASPATH=1673 1694 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
206.31.77.188/30 at Mae-East from AGIS (AS4200) ASPATH=4200 6467 7079 IGP
206.31.77.188/30 at Mae-East from ACSI (AS6467) ASPATH=6467 7079 IGP
206.31.77.188/30 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
206.80.170.204/30 at Mae-East from Grid (AS6113) ASPATH=6113 IGP
207.212.14.32/27 at Mae-East from AGIS (AS4200) ASPATH=4200 5672 10501 IGP
24.48.21.0/28 at Mae-East from ANS (AS1673) ASPATH=1673 1333 Incomplete
24.48.21.0/28 at Mae-West from ANS (AS1673) ASPATH=1673 1333 Incomplete
24.48.22.64/28 at Mae-East from ANS (AS1673) ASPATH=1673 1333 Incomplete
24.48.22.64/28 at Mae-West from ANS (AS1673) ASPATH=1673 1333 Incomplete
24.48.24.0/28 at Mae-East from ANS (AS1673) ASPATH=1673 1333 Incomplete
24.48.24.0/28 at Mae-West from ANS (AS1673) ASPATH=1673 1333 Incomplete
24.48.26.0/28 at Mae-East from ANS (AS1673) ASPATH=1673 1333 Incomplete
24.48.26.0/28 at Mae-West from ANS (AS1673) ASPATH=1673 1333 Incomplete
Reserved AS Numbers
-------------------
AS65515 at Mae-East from Digex (AS2548) ASPATH=2548 5415 65515 8207 IGP
AS65515 at Mae-West from Digex (AS2548) ASPATH=2548 5415 65515 8207 IGP
Largest Sources of BGP Instability
----------------------------------
(announcements + withdraws = total)
1. NetKonect (AS6716) at Mae-East 34 + 577083 = 577117 BGP prefix updates
2. USCyber (AS4136) at Mae-East 22 + 317454 = 317476 BGP prefix updates
3. Interpath (AS3407) at Mae-East 376 + 251376 = 251752 BGP prefix updates
4. GetNet (AS5784) at Mae-East 16 + 248032 = 248048 BGP prefix updates
5. internetMCI (AS3561) at Mae-East 213432 + 19381 = 232813 BGP prefix updates
6. SPRINT (AS1239) at Mae-East 180482 + 17931 = 198413 BGP prefix updates
7. idc (AS4694) at Mae-West 2 + 192365 = 192367 BGP prefix updates
8. internetMCI (AS3561) at PacBell 93571 + 18579 = 112150 BGP prefix updates
9. telia (AS1299) at Mae-East 1111 + 107297 = 108408 BGP prefix updates
10. internetMCI (AS3561) at AADS 64164 + 21627 = 85791 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 130.09 (6114 ann, 47 entries)
2. DREN(AS668) at Mae-East 24.36 (5384 ann, 221 entries)
3. HLC(AS4565) at Mae-East 14.03 (940 ann, 67 entries)
4. AGIS(AS4200) at Mae-East 14.00 (24982 ann, 1784 entries)
5. internetMCI(AS3561) at Mae-East 13.10 (213432 ann, 16293 entries)
6. Advantis(AS2685) at Mae-East 12.85 (5590 ann, 435 entries)
7. EUnet(AS286) at Mae-East 12.53 (14964 ann, 1194 entries)
8. Internex(AS2828) at Mae-East 11.89 (749 ann, 63 entries)
9. onecall(AS6402) at AADS 10.85 (445 ann, 41 entries)
10. DISC(AS7170) at Mae-East 10.14 (771 ann, 76 entries)
11. DISA(AS568) at Mae-West 9.98 (5791 ann, 580 entries)
12. Erols(AS6079) at Mae-East 9.77 (127 ann, 13 entries)
13. AT&T(AS6478) at Mae-East 9.56 (16216 ann, 1697 entries)
14. GoodNet(AS5696) at AADS 9.53 (4296 ann, 451 entries)
15. Priori(AS10303) at Mae-East 9.46 (123 ann, 13 entries)
16. dxnet(AS3914) at Mae-East 9.14 (64 ann, 7 entries)
17. SPRINT(AS1239) at Mae-East 9.05 (180482 ann, 19938 entries)
18. Cableol(AS5089) at Mae-East 9.00 (18 ann, 2 entries)
19. conxion(AS4544) at Mae-East 9.00 (27 ann, 3 entries)
20. EXODUS(AS3967) at Mae-East 8.84 (619 ann, 70 entries)
Count of Announced Prefixes with AS origin IRR Discrepancies
------------------------------------------------------------
(See http://www.merit.edu/ipma/problems/)
1. SPRINT (1239) at mae-east 3533
2. internetMCI (3561) at mae-east 610
3. AGIS (4200) at mae-east 429
4. BBNplanet (1) at mae-west 429
5. AT&T (6478) at pb 241
6. CWIX (5683) at mae-east 209
7. Grid (6113) at pb 150
8. Digex (2548) at mae-west 149
9. EUnet (286) at mae-east 148
10. NASA (297) at mae-west 140
This archive was generated by hypermail 2b29 : Sun Aug 04 2002 - 04:13:16 EDT