ResearchRouting table, looking glass, RPKI & IRR

103.19.221.0/24 Hanoi Telecom Joint Stock Company - HCMC Branch

Announced by AS24088 Hanoi Telecom Joint Stock Company - HCMC Branch. RPKI valid Seen by 5 of our 5 looking glass sessions.

Summary

What the table says about 103.19.221.0/24

Prefix
103.19.221.0/24
Origin
AS24088 HTCHCMC-AS-VN
RPKI
RPKI valid
Size
256 addresses
Less specific
103.19.220.0/22 AS24088 HTCHCMC-AS-VN
More specifics
0
IRR route objects
3 exact, 6 covering
In RouteViews
2026-10-14 12:02 UTC
Paths

How 103.19.221.0/24 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 6939 24088
OriginAS24088 Hanoi Telecom Joint Stock Company - HCMC Branch
Origin codeIGP
Communities13760:3002 36601:150 36601:2001 36601:13760
Updated8h 25m ago
AS903 UNIFIED-COMMUNICATIONS-TECHNOLOGIES (UCT - Valdosta, GA)Collector-2-COCOA-FL903 13760 6939 24088
OriginAS24088 Hanoi Telecom Joint Stock Company - HCMC Branch
Origin codeIGP
Communities903:900 903:13760
Updated6d 19h ago
AS36295 FLORIDA-HIGH-SPEED-INTERNET (FLHSI - Cocoa, FL)Collector-2-COCOA-FL36295 6939 24088
OriginAS24088 Hanoi Telecom Joint Stock Company - HCMC Branch
Origin codeIGP
Communities36295:100
Updated6d 19h ago
AS36295 FLORIDA-HIGH-SPEED-INTERNET (FLHSI - Jacksonville, FL)Collector-2-COCOA-FL36295 6939 24088
OriginAS24088 Hanoi Telecom Joint Stock Company - HCMC Branch
Origin codeIGP
Communitiesnone
Updated6d 19h ago
AS36295 FLORIDA-HIGH-SPEED-INTERNET (FLHSI - Orlando, FL)Collector-2-COCOA-FL36295 174 9902 135273 24088
OriginAS24088 Hanoi Telecom Joint Stock Company - HCMC Branch
Origin codeIGP
Communities174:21201 174:22039 36295:100 36295:174
Updated10d 12h ago
RPKI

Route origin authorizations

Covered by a ROA authorizing AS24088 to originate 103.19.220.0/22 up to /24. Validate another origin.

ROA prefixMax lengthAuthorized originTrust anchor
103.19.220.0/22/24AS24088 HTCHCMC-AS-VNAPNIC
IRR

Route objects

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

RouteOriginSourceDescriptionMaintained by
103.19.221.0/24AS24088 HTCHCMC-AS-VNAPNICHTCITC-VNMAINT-VN-VNNIC
103.19.221.0/24AS24088 HTCHCMC-AS-VNNTTCOMProxy-registered route objectMAINT-AS9304
103.19.221.0/24AS24088 HTCHCMC-AS-VNRADBProxy-registered route objectMAINT-HGC-INTL
103.19.220.0/23 coveringAS24088 HTCHCMC-AS-VNAPNICHTCITC-VNMAINT-VN-VNNIC
103.19.220.0/23 coveringAS24088 HTCHCMC-AS-VNNTTCOMProxy-registered route objectMAINT-AS9304
103.19.220.0/23 coveringAS24088 HTCHCMC-AS-VNRADBProxy-registered route objectMAINT-HGC-INTL
103.19.220.0/22 coveringAS24088 HTCHCMC-AS-VNAPNICHTCITC-VNMAINT-VN-VNNIC
103.19.220.0/22 coveringAS24088 HTCHCMC-AS-VNNTTCOMProxy-registered route objectMAINT-AS9304
103.19.220.0/22 coveringAS24088 HTCHCMC-AS-VNRADBProxy-registered route objectMAINT-HGC-INTL
Less specific

Covering prefixes

Announced prefixes that contain this one, most specific first.

103.19.220.0/22 AS24088 HTCHCMC-AS-VN
Tools

Check 103.19.221.0/24 live

Looking glassIP to ASN APIRPKI APIIRR API