ResearchRouting table, looking glass, RPKI & IRR

128.211.64.0/24 Purdue University

Announced by AS397501 Purdue University. RPKI valid Seen by 5 of our 5 looking glass sessions.

Summary

What the table says about 128.211.64.0/24

Prefix
128.211.64.0/24
Origin
AS397501 PURDUE-RESNET
RPKI
RPKI valid
Size
256 addresses
Less specific
128.211.0.0/16 AS17 PURDUE
More specifics
0
IRR route objects
2 exact, 1 covering
In RouteViews
2026-10-13 08:02 UTC
Paths

How 128.211.64.0/24 is reached

Every path our looking glass collectors hold for this exact prefix. Open one for its attributes, or see them all side by side in the looking glass.

AS36601 TNT (TNT - Tampa, FL)Collector-1-TAMPA-FL36601 13760 3356 11114 397501
OriginAS397501 Purdue University
Origin codeIGP
Communities3356:3 3356:22 3356:100 3356:123 3356:575 3356:901 3356:2234 36601:150 36601:2001 36601:13760
Updated5d 8h ago
AS903 UNIFIED-COMMUNICATIONS-TECHNOLOGIES (UCT - Valdosta, GA)Collector-2-COCOA-FL903 13760 3356 11114 397501
OriginAS397501 Purdue University
Origin codeIGP
Communities903:900 903:13760
Updated5d 16h ago
AS36295 FLORIDA-HIGH-SPEED-INTERNET (FLHSI - Cocoa, FL)Collector-2-COCOA-FL36295 6939 11114 397501
OriginAS397501 Purdue University
Origin codeIGP
Communities36295:100
Updated5d 16h ago
AS36295 FLORIDA-HIGH-SPEED-INTERNET (FLHSI - Jacksonville, FL)Collector-2-COCOA-FL36295 6939 11114 397501
OriginAS397501 Purdue University
Origin codeIGP
Communitiesnone
Updated5d 16h ago
AS36295 FLORIDA-HIGH-SPEED-INTERNET (FLHSI - Orlando, FL)Collector-2-COCOA-FL36295 174 1299 11114 397501
OriginAS397501 Purdue University
Origin codeIGP
Communities174:21000 174:22013 36295:100 36295:174
Updated9d 9h ago
RPKI

Route origin authorizations

Covered by a ROA authorizing AS397501 to originate 128.211.0.0/16 up to /24. Validate another origin.

ROA prefixMax lengthAuthorized originTrust anchor
128.211.0.0/16/24AS17 PURDUEARIN
128.211.0.0/16/24AS19782 INDIANAGIGAPOPARIN
128.211.0.0/16/24AS397501 PURDUE-RESNETARIN
128.211.0.0/16/24AS397511 PURDUE-RESEARCHARIN
IRR

Route objects

Registered in the IRR for this prefix and the ones covering it. Look it up live.

RouteOriginSourceDescriptionMaintained by
128.211.64.0/24AS17 PURDUERADBPurdue UniversityMAINT-IU
128.211.64.0/24AS397501 PURDUE-RESNETRADBPurdue University (ResNet)MAINT-IU
128.211.0.0/16 coveringAS17 PURDUERADBPurdue UniversityMAINT-IU
Less specific

Covering prefixes

Announced prefixes that contain this one, most specific first.

128.211.0.0/16 AS17 PURDUE
Tools

Check 128.211.64.0/24 live

Looking glassIP to ASN APIRPKI APIIRR API