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
---------------------------------------
191.255.0.0/30 at Mae-East from netrail (AS4006) ASPATH=4006 IGP
191.255.0.0/30 at Mae-East from netrail (AS4006) ASPATH=4006 IGP
195.6.71.0/27 at PacBell from ANS (AS1673) ASPATH=1673 1699 6712 IGP
195.6.71.128/27 at PacBell from ANS (AS1673) ASPATH=1673 1699 6712 IGP
195.6.71.160/27 at PacBell from ANS (AS1673) ASPATH=1673 1699 6712 IGP
195.6.71.192/27 at PacBell from ANS (AS1673) ASPATH=1673 1699 6712 IGP
195.6.71.224/27 at PacBell from ANS (AS1673) ASPATH=1673 1699 6712 IGP
195.6.71.32/27 at PacBell from ANS (AS1673) ASPATH=1673 1699 6712 IGP
195.6.71.64/27 at PacBell from ANS (AS1673) ASPATH=1673 1699 6712 IGP
195.6.71.96/27 at PacBell from ANS (AS1673) ASPATH=1673 1699 6712 IGP
198.80.116.192/27 at Mae-East from ANS (AS1673) ASPATH=1673 1670 IGP
198.80.116.192/27 at Mae-West from ANS (AS1673) ASPATH=1673 1670 IGP
198.80.116.192/27 at PacBell from ANS (AS1673) ASPATH=1673 1670 IGP
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
205.215.45.19/32 at Mae-East from netrail (AS4006) ASPATH=4006 IGP
206.84.149.20/32 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
-------------------
AS65010 at Mae-East from ANS (AS1673) ASPATH=1673
AS65010 at PacBell from ANS (AS1673) ASPATH=1673
Largest Sources of BGP Instability
----------------------------------
(announcements + withdraws = total)
1. internetMCI (AS3561) at AADS 105008 + 16691 = 121699 BGP prefix updates
2. NASA (AS297) at Mae-East 1580 + 98258 = 99838 BGP prefix updates
3. SPRINT (AS1239) at Mae-East 62997 + 17303 = 80300 BGP prefix updates
4. internetMCI (AS3561) at PacBell 36618 + 17878 = 54496 BGP prefix updates
5. internetMCI (AS3561) at Mae-East 31349 + 15928 = 47277 BGP prefix updates
6. MainStreet (AS3720) at Mae-West 5 + 21449 = 21454 BGP prefix updates
7. AGIS (AS4200) at Mae-East 13943 + 2491 = 16434 BGP prefix updates
8. BBNplanet (AS1) at Mae-East 5973 + 2259 = 8232 BGP prefix updates
9. AT&T (AS6478) at AADS 5570 + 1051 = 6621 BGP prefix updates
10. AT&T (AS6478) at PacBell 4986 + 1135 = 6121 BGP prefix updates
Instability Ranking of Service Providers
----------------------------------------
(The number of BGP announcements divided by the number
of routing table entries)
1. Nacamar(AS3257) at Mae-West 50.46 (656 ann, 13 entries)
2. Nacamar(AS3257) at Mae-East 35.15 (457 ann, 13 entries)
3. IPF(AS5409) at Mae-East 22.88 (755 ann, 33 entries)
4. Cableol(AS5089) at Mae-East 20.00 (80 ann, 4 entries)
5. AIMnet(AS3763) at Mae-West 17.25 (880 ann, 51 entries)
6. highway1(AS7922) at Mae-West 14.75 (118 ann, 8 entries)
7. highway1(AS7922) at Mae-East 13.12 (105 ann, 8 entries)
8. IOS(AS5000) at AADS 8.05 (169 ann, 21 entries)
9. OLEANE(AS2917) at Mae-East 7.62 (320 ann, 42 entries)
10. AGIS(AS4200) at Mae-East 7.56 (13943 ann, 1844 entries)
11. IOS(AS5000) at Mae-East 7.48 (172 ann, 23 entries)
12. IOS(AS5000) at Mae-West 7.43 (171 ann, 23 entries)
13. OurWorld(AS7594) at Mae-West 6.73 (1749 ann, 260 entries)
14. WireHub(AS5496) at Mae-East 6.35 (127 ann, 20 entries)
15. IBMGlobal(AS2685) at AADS 6.23 (660 ann, 106 entries)
16. internetMCI(AS3561) at AADS 5.92 (105008 ann, 17723 entries)
17. NASA(AS297) at Mae-East 5.66 (1580 ann, 279 entries)
18. IXI(AS5418) at Mae-East 5.60 (84 ann, 15 entries)
19. Above(AS6461) at Mae-East 5.33 (1237 ann, 232 entries)
20. Internex(AS2828) at AADS 4.54 (309 ann, 68 entries)
This archive was generated by hypermail 2b29 : Sun Aug 04 2002 - 04:13:18 EDT