ResearchRouting table, looking glass, RPKI & IRR

175.159.216.0/22 Hong Kong Metropolitan University

Announced by AS17764 Hong Kong Metropolitan University. RPKI not found Seen by 5 of our 5 looking glass sessions.

Summary

What the table says about 175.159.216.0/22

Prefix
175.159.216.0/22
Origin
AS17764 HKMU-AS-AP
RPKI
RPKI not found
Size
1,024 addresses
Less specific
175.159.216.0/21 AS17764 HKMU-AS-AP
More specifics
0
IRR route objects
3 exact, 6 covering
In RouteViews
2026-10-12 16:02 UTC
Paths

How 175.159.216.0/22 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 9269×2 10103 17764
OriginAS17764 Hong Kong Metropolitan University
Origin codeIGP
Communities174:21201 174:22039 36601:150 36601:174 36601:2001
Updated4d 13h ago
AS903 UNIFIED-COMMUNICATIONS-TECHNOLOGIES (UCT - Valdosta, GA)Collector-2-COCOA-FL903 13760 3356 6453 9269 10103 17764
OriginAS17764 Hong Kong Metropolitan University
Origin codeIGP
Communities903:900 903:13760
Updated4d 21h ago
AS36295 FLORIDA-HIGH-SPEED-INTERNET (FLHSI - Cocoa, FL)Collector-2-COCOA-FL36295 6939 9269 10103 17764
OriginAS17764 Hong Kong Metropolitan University
Origin codeIGP
Communities36295:100
Updated4d 21h ago
AS36295 FLORIDA-HIGH-SPEED-INTERNET (FLHSI - Jacksonville, FL)Collector-2-COCOA-FL36295 6939 9269 10103 17764
OriginAS17764 Hong Kong Metropolitan University
Origin codeIGP
Communitiesnone
Updated4d 21h ago
AS36295 FLORIDA-HIGH-SPEED-INTERNET (FLHSI - Orlando, FL)Collector-2-COCOA-FL36295 174 9269×2 10103 17764
OriginAS17764 Hong Kong Metropolitan University
Origin codeIGP
Communities174:21201 174:22039 36295:100 36295:174
Updated8d 15h 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
175.159.216.0/22AS17764 HKMU-AS-APNTTCOMProxy-registered route objectMAINT-AS9304
175.159.216.0/22AS4515 PCCW-AS-APRADBProxy-registered route objectMAINT-AS3491
175.159.216.0/22AS17764 HKMU-AS-APRADBPCCW (Customer Route)MAINT-AS4515
175.159.216.0/21 coveringAS9269 HKBN-AS-APNTTCOMHKBN as object (AS9269)MAINT-HKBN
175.159.216.0/21 coveringAS3662 HARNETRADBHKBN(customer route)MAINT-AS9269
175.159.216.0/21 coveringAS9269 HKBN-AS-APRADBHKBN(customer route)MAINT-AS9269
175.159.216.0/21 coveringAS10103 HKBN-AS-APRADBHKBN(customer route)MAINT-AS9269
175.159.216.0/21 coveringAS17764 HKMU-AS-APRADBProxy-registered route objectMAINT-AS9304
175.159.192.0/19 coveringAS4616 HKPOLYU-HKRADBHKBNMAINT-AS4766
Less specific

Covering prefixes

Announced prefixes that contain this one, most specific first.

175.159.216.0/21 AS17764 HKMU-AS-AP
Tools

Check 175.159.216.0/22 live

Looking glassIP to ASN APIRPKI APIIRR API