ResearchRouting table, looking glass, RPKI & IRR

166.104.64.0/20 Hanyang University

Announced by AS9321 Hanyang University. RPKI not found Seen by 5 of our 5 looking glass sessions.

Summary

What the table says about 166.104.64.0/20

Prefix
166.104.64.0/20
Origin
AS9321 HYUNET-AS-KR
RPKI
RPKI not found
Size
4,096 addresses
Less specific
166.104.0.0/16 AS9321 HYUNET-AS-KR
More specifics
0
IRR route objects
1 exact, 5 covering
In RouteViews
2026-10-12 12:02 UTC
Paths

How 166.104.64.0/20 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 174 701 9318 9321
OriginAS9321 Hanyang University
Origin codeIGP
Communities174:21000 174:22013 36601:150 36601:174 36601:2001
Updated4d 12h ago
AS903 UNIFIED-COMMUNICATIONS-TECHNOLOGIES (UCT - Valdosta, GA)Collector-2-COCOA-FL903 13760 7029 6939 9318 9321
OriginAS9321 Hanyang University
Origin codeIGP
Communities903:900 903:13760
Updated4d 21h ago
AS36295 FLORIDA-HIGH-SPEED-INTERNET (FLHSI - Cocoa, FL)Collector-2-COCOA-FL36295 6939 9318 9321
OriginAS9321 Hanyang University
Origin codeIGP
Communities36295:100
Updated4d 20h ago
AS36295 FLORIDA-HIGH-SPEED-INTERNET (FLHSI - Jacksonville, FL)Collector-2-COCOA-FL36295 6939 9318 9321
OriginAS9321 Hanyang University
Origin codeIGP
Communitiesnone
Updated4d 21h ago
AS36295 FLORIDA-HIGH-SPEED-INTERNET (FLHSI - Orlando, FL)Collector-2-COCOA-FL36295 174 701 9318 9321
OriginAS9321 Hanyang University
Origin codeIGP
Communities174:21000 174:22013 36295:100 36295:174
Updated8d 14h ago
RPKI

Route origin authorizations

No ROA covers this prefix, so RPKI has nothing to say about who may originate it. Validate another origin.

IRR

Route objects

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

RouteOriginSourceDescriptionMaintained by
166.104.64.0/20AS9321 HYUNET-AS-KRRADBHYUNET-ASMAINT-AS9318
166.104.64.0/19 coveringAS9321 HYUNET-AS-KRNTTCOMproxy for HANARO TELECOM routeMAINT-HANARO
166.104.64.0/19 coveringAS9321 HYUNET-AS-KRRADBAS 9321MAINT-AS9318
166.104.0.0/17 coveringAS9321 HYUNET-AS-KRRADBHanYang UniversityMAINT-AS4766
166.104.0.0/16 coveringAS9321 HYUNET-AS-KRNTTCOMproxy for HANARO TELECOM routeMAINT-HANARO
166.104.0.0/16 coveringAS9321 HYUNET-AS-KRRADBHanYang UniversityMAINT-AS4766
Less specific

Covering prefixes

Announced prefixes that contain this one, most specific first.

166.104.0.0/16 AS9321 HYUNET-AS-KR
Tools

Check 166.104.64.0/20 live

Looking glassIP to ASN APIRPKI APIIRR API