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
To unsubscribe from this list, send mail to routing-problems-request@merit.edu.
A hypermail archive is available at
http://www.merit.net/mail.archives/html/routing-problems/
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 Mae-East from ANS (AS1673) ASPATH=1673 1699 6712 IGP
195.6.71.0/27 at Mae-West from ANS (AS1673) ASPATH=1673 1699 6712 IGP
195.6.71.0/27 at PacBell from ANS (AS1673) ASPATH=1673 1699 6712 IGP
195.6.71.128/27 at Mae-East from ANS (AS1673) ASPATH=1673 1699 6712 IGP
195.6.71.128/27 at Mae-West 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 Mae-East from ANS (AS1673) ASPATH=1673 1699 6712 IGP
195.6.71.160/27 at Mae-West 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 Mae-East from ANS (AS1673) ASPATH=1673 1699 6712 IGP
195.6.71.192/27 at Mae-West 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 Mae-East from ANS (AS1673) ASPATH=1673 1699 6712 IGP
195.6.71.224/27 at Mae-West 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 Mae-East from ANS (AS1673) ASPATH=1673 1699 6712 IGP
195.6.71.32/27 at Mae-West 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 Mae-East from ANS (AS1673) ASPATH=1673 1699 6712 IGP
195.6.71.64/27 at Mae-West 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 Mae-East from ANS (AS1673) ASPATH=1673 1699 6712 IGP
195.6.71.96/27 at Mae-West from ANS (AS1673) ASPATH=1673 1699 6712 IGP
195.6.71.96/27 at PacBell from ANS (AS1673) ASPATH=1673 1699 6712 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
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
207.26.64.80/28 at Mae-East from ANS (AS1673) ASPATH=1673 1324 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
-------------------
AS64810 at Mae-East from SPRINT (AS1239) ASPATH=1239 685 4134 64810 INCOMPLETE
AS65010 at Mae-East from ANS (AS1673) ASPATH=1673
AS64930 at Mae-East from SPRINT (AS1239) ASPATH=1239 685 4134 4134 4134 64930 IGP
Largest Sources of BGP Instability
----------------------------------
(announcements + withdraws = total)
1. internetMCI (AS3561) at AADS 119764 + 11688 = 131452 BGP prefix updates
2. internetMCI (AS3561) at Mae-East 69697 + 11961 = 81658 BGP prefix updates
3. SPRINT (AS1239) at Mae-East 54693 + 10864 = 65557 BGP prefix updates
4. internetMCI (AS3561) at PacBell 28521 + 10922 = 39443 BGP prefix updates
5. MainStreet (AS3720) at Mae-West 0 + 13183 = 13183 BGP prefix updates
6. AGIS (AS4200) at Mae-East 12198 + 732 = 12930 BGP prefix updates
7. BBNplanet (AS1) at Mae-East 9961 + 2187 = 12148 BGP prefix updates
8. Grid (AS6113) at Mae-East 7114 + 3473 = 10587 BGP prefix updates
9. INSnet (AS5378) at Mae-East 10329 + 0 = 10329 BGP prefix updates
10. Grid (AS6113) at PacBell 5221 + 3145 = 8366 BGP prefix updates
Instability Ranking of Service Providers
----------------------------------------
(The number of BGP announcements divided by the number
of routing table entries)
1. INSnet(AS5378) at Mae-East 175.07 (10329 ann, 59 entries)
2. Cableol(AS5089) at Mae-East 108.75 (435 ann, 4 entries)
3. AIMnet(AS3763) at Mae-West 28.67 (1462 ann, 51 entries)
4. highway1(AS7922) at Mae-West 15.00 (120 ann, 8 entries)
5. highway1(AS7922) at Mae-East 14.25 (114 ann, 8 entries)
6. Nacamar(AS3257) at Mae-West 13.54 (907 ann, 67 entries)
7. netrail(AS4006) at Mae-East 11.18 (190 ann, 17 entries)
8. u-net(AS5669) at Mae-West 10.75 (86 ann, 8 entries)
9. HLC(AS4565) at Mae-East 10.25 (584 ann, 57 entries)
10. HLC(AS4565) at Mae-West 9.30 (530 ann, 57 entries)
11. IPF(AS5409) at Mae-East 8.83 (318 ann, 36 entries)
12. HLC(AS4565) at AADS 8.82 (529 ann, 60 entries)
13. internetMCI(AS3561) at AADS 6.76 (119764 ann, 17708 entries)
14. AGIS(AS4200) at Mae-East 6.65 (12198 ann, 1834 entries)
15. VisiNet(AS6261) at Mae-East 5.74 (1176 ann, 205 entries)
16. Above(AS6461) at PacBell 5.27 (1365 ann, 259 entries)
17. Grid(AS6113) at Mae-East 4.77 (7114 ann, 1490 entries)
18. WNA(AS2914) at Mae-East 4.76 (5755 ann, 1208 entries)
19. Above(AS6461) at Mae-East 4.32 (1122 ann, 260 entries)
20. DREN(AS668) at Mae-East 4.22 (925 ann, 219 entries)
Count of Announced Prefixes with AS origin IRR Discrepancies
------------------------------------------------------------
(See http://www.merit.edu/ipma/problems/)
1. SPRINT (1239) at mae-east 3813
2. internetMCI (3561) at pb 878
3. AGIS (4200) at mae-east 378
4. BBNplanet (1) at mae-west 373
5. Grid (6113) at pb 284
6. IBMGlobal (2685) at mae-east 272
7. Digex (2548) at mae-west 204
8. AT&T (6478) at aads 153
9. CAIS (3491) at aads 153
10. INAP.net (5646) at aads 145
This archive was generated by hypermail 2b29 : Sun Aug 04 2002 - 04:13:18 EDT