ResearchRouting table, looking glass, RPKI & IRR

67.134.204.0/22 Harvard University

Announced by AS1742 Harvard University. RPKI valid Seen by 5 of our 5 looking glass sessions.

Summary

What the table says about 67.134.204.0/22

Prefix
67.134.204.0/22
Origin
AS1742 HARVARD-UNIV
RPKI
RPKI valid
Size
1,024 addresses
Less specific
67.128.0.0/13 AS209 CENTURYLINK-US-LEGACY-QWEST
More specifics
0
IRR route objects
2 exact, 1 covering
In RouteViews
2026-10-14 12:02 UTC
Paths

How 67.134.204.0/22 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 174 1742
OriginAS1742 Harvard University
Origin codeIGP
Communities174:21001 174:22013 36601:150 36601:174 36601:2001
Updated6d 9h ago
AS903 UNIFIED-COMMUNICATIONS-TECHNOLOGIES (UCT - Valdosta, GA)Collector-2-COCOA-FL903 13760 3356 1742
OriginAS1742 Harvard University
Origin codeIGP
Communities903:900 903:13760
Updated6d 17h ago
AS36295 FLORIDA-HIGH-SPEED-INTERNET (FLHSI - Cocoa, FL)Collector-2-COCOA-FL36295 6939 3356 1742
OriginAS1742 Harvard University
Origin codeIGP
Communities36295:100
Updated6d 17h ago
AS36295 FLORIDA-HIGH-SPEED-INTERNET (FLHSI - Jacksonville, FL)Collector-2-COCOA-FL36295 174 1742
OriginAS1742 Harvard University
Origin codeIGP
Communities174:21001 174:22013
Updated6d 17h ago
AS36295 FLORIDA-HIGH-SPEED-INTERNET (FLHSI - Orlando, FL)Collector-2-COCOA-FL36295 174 1742
OriginAS1742 Harvard University
Origin codeIGP
Communities174:21001 174:22013 36295:100 36295:174
Updated10d 11h ago
RPKI

Route origin authorizations

Covered by a ROA authorizing AS1742 to originate 67.134.204.0/22 up to /24. Validate another origin.

ROA prefixMax lengthAuthorized originTrust anchor
67.134.204.0/22/24AS1742 HARVARD-UNIVARIN
IRR

Route objects

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

RouteOriginSourceDescriptionMaintained by
67.134.204.0/22AS1742 HARVARD-UNIVARINHUIT Network Services Patrick McEvilly - Director 784 Memorial Drive Cambridge MA 02139 United StatesMNT-HARVAR
67.134.204.0/22AS1742 HARVARD-UNIVRADBPresident and Fellows of Harvard CollegeMAINT-AS1742
67.128.0.0/13 coveringAS209 CENTURYLINK-US-LEGACY-QWESTLEVEL3Centurylink Communications 100 Centurylink Dr Monroe, LA 71201MAINT-CENTURYLINK
Less specific

Covering prefixes

Announced prefixes that contain this one, most specific first.

67.128.0.0/13 AS209 CENTURYLINK-US-LEGACY-QWEST
Tools

Check 67.134.204.0/22 live

Looking glassIP to ASN APIRPKI APIIRR API