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
---------------------------------------
194.64.0.16/30 at Mae-West from ANS (AS1673) ASPATH=1673 1667 6805 2871 Incomplete
194.64.0.8/30 at Mae-West from ANS (AS1673) ASPATH=1673 1667 6805 2871 Incomplete
195.180.1.130/32 at Mae-West from ANS (AS1673) ASPATH=1673 1667 6805 2871 Incomplete
195.180.2.48/28 at Mae-West from ANS (AS1673) ASPATH=1673 1667 6805 2871 Incomplete
198.60.153.49/32 at Mae-West from GoodNet (AS5696) ASPATH=5696 Incomplete
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
24.48.21.0/28 at Mae-West 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-West 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. idc (AS4694) at Mae-West 431 + 253954 = 254385 BGP prefix updates
2. USCyber (AS4136) at Mae-East 0 + 158612 = 158612 BGP prefix updates
3. GetNet (AS5784) at Mae-East 0 + 134535 = 134535 BGP prefix updates
4. NetKonect (AS6716) at Mae-East 8 + 120432 = 120440 BGP prefix updates
5. SPRINT (AS1239) at Mae-East 81813 + 21798 = 103611 BGP prefix updates
6. internetMCI (AS3561) at PacBell 87021 + 11304 = 98325 BGP prefix updates
7. DISA (AS568) at Mae-West 3733 + 93081 = 96814 BGP prefix updates
8. Interpath (AS3407) at Mae-East 8 + 89483 = 89491 BGP prefix updates
9. internetMCI (AS3561) at AADS 44474 + 12598 = 57072 BGP prefix updates
10. internetMCI (AS3561) at Mae-East 29774 + 12362 = 42136 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 123.23 (5915 ann, 48 entries)
2. INX(AS8218) at Mae-East 19.62 (157 ann, 8 entries)
3. GoodNet(AS5696) at AADS 12.20 (5416 ann, 444 entries)
4. netrail(AS4006) at Mae-East 10.24 (215 ann, 21 entries)
5. HLC(AS4565) at Mae-West 9.70 (640 ann, 66 entries)
6. AGIS(AS4200) at Mae-East 9.65 (15631 ann, 1619 entries)
7. Nacamar(AS3257) at Mae-West 8.93 (402 ann, 45 entries)
8. NASA(AS297) at Mae-East 6.63 (1895 ann, 286 entries)
9. DISA(AS568) at Mae-West 6.49 (3733 ann, 575 entries)
10. HLC(AS4565) at Mae-East 6.39 (422 ann, 66 entries)
11. conxion(AS4544) at Mae-West 6.33 (19 ann, 3 entries)
12. HLC(AS4565) at AADS 5.73 (384 ann, 67 entries)
13. internetMCI(AS3561) at PacBell 5.46 (87021 ann, 15939 entries)
14. Nacamar(AS3257) at Mae-East 5.42 (282 ann, 52 entries)
15. DREN(AS668) at Mae-West 5.33 (1204 ann, 226 entries)
16. Home(AS6172) at Mae-West 5.02 (301 ann, 60 entries)
17. AT&T(AS6478) at Mae-West 4.79 (8209 ann, 1712 entries)
18. ACSI(AS6467) at Mae-East 4.54 (409 ann, 90 entries)
19. EXODUS(AS3967) at AADS 4.20 (294 ann, 70 entries)
20. EXODUS(AS3967) at Mae-East 4.20 (294 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 3648
2. internetMCI (3561) at aads 682
3. BBNplanet (1) at mae-west 476
4. AGIS (4200) at mae-east 464
5. AT&T (6478) at pb 265
6. CWIX (5683) at mae-west 212
7. Grid (6113) at mae-east 165
8. NASA (297) at mae-west 164
9. Digex (2548) at mae-west 146
10. CAIS (3491) at aads 131
This archive was generated by hypermail 2b29 : Sun Aug 04 2002 - 04:13:16 EDT