ResearchRouting table, looking glass, RPKI & IRR

223.19.0.0/16 HGC Global Communications Limited

Announced by AS9304 HGC Global Communications Limited. RPKI valid Seen by 5 of our 5 looking glass sessions.

Summary

What the table says about 223.19.0.0/16

Prefix
223.19.0.0/16
Origin
AS9304 HUTCHISON-AS-AP
RPKI
RPKI valid
Size
65,536 addresses
Less specific
223.16.0.0/14 AS9304 HUTCHISON-AS-AP
More specifics
5
IRR route objects
3 exact, 3 covering
In RouteViews
2026-10-13 12:02 UTC
Paths

How 223.19.0.0/16 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 6453 9304
OriginAS9304 HGC Global Communications Limited
Origin codeIGP
Communities174:21000 174:22013 36601:150 36601:174 36601:2001
Updated5d 12h ago
AS903 UNIFIED-COMMUNICATIONS-TECHNOLOGIES (UCT - Valdosta, GA)Collector-2-COCOA-FL903 13760 3356 6453 9304
OriginAS9304 HGC Global Communications Limited
Origin codeIGP
Communities903:900 903:13760
Updated5d 21h ago
AS36295 FLORIDA-HIGH-SPEED-INTERNET (FLHSI - Cocoa, FL)Collector-2-COCOA-FL36295 6939 9304
OriginAS9304 HGC Global Communications Limited
Origin codeIGP
Communities36295:100
Updated5d 21h ago
AS36295 FLORIDA-HIGH-SPEED-INTERNET (FLHSI - Jacksonville, FL)Collector-2-COCOA-FL36295 6939 9304
OriginAS9304 HGC Global Communications Limited
Origin codeIGP
Communitiesnone
Updated5d 21h ago
AS36295 FLORIDA-HIGH-SPEED-INTERNET (FLHSI - Orlando, FL)Collector-2-COCOA-FL36295 174 6453 9304
OriginAS9304 HGC Global Communications Limited
Origin codeIGP
Communities174:21000 174:22013 36295:100 36295:174
Updated9d 14h ago
RPKI

Route origin authorizations

Covered by a ROA authorizing AS9304 to originate 223.19.0.0/16 up to /16. Validate another origin.

ROA prefixMax lengthAuthorized originTrust anchor
223.19.0.0/16/16AS9304 HUTCHISON-AS-APAPNIC
223.16.0.0/14/14AS9304 HUTCHISON-AS-APAPNIC
IRR

Route objects

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

RouteOriginSourceDescriptionMaintained by
223.19.0.0/16AS9304 HUTCHISON-AS-APAPNICHGC Global Communications Limited 9/F Hutchison Telecom Tower 99 Cheung Fai RoadMAINT-HK-DENCHA
223.19.0.0/16AS9304 HUTCHISON-AS-APNTTCOMProxy-registered route objectMAINT-AS9304
223.19.0.0/16AS9304 HUTCHISON-AS-APRADBProxy-registered route objectMAINT-AS9304
223.16.0.0/14 coveringAS9304 HUTCHISON-AS-APAPNICHGC Global Communications Limited 9/F Hutchison Telecom Tower 99 Cheung Fai RoadMAINT-HK-DENCHA
223.16.0.0/14 coveringAS9304 HUTCHISON-AS-APNTTCOMProxy-registered route objectMAINT-AS9304
223.16.0.0/14 coveringAS9304 HUTCHISON-AS-APRADBProxy-registered route objectMAINT-AS9304
Less specific

Covering prefixes

Announced prefixes that contain this one, most specific first.

223.16.0.0/14 AS9304 HUTCHISON-AS-AP
More specific

Prefixes inside 223.19.0.0/16

5 announced prefixes fall inside this one.

Show the 5 prefixes
223.19.0.0/18 AS9304 HUTCHISON-AS-AP223.19.64.0/18 AS9304 HUTCHISON-AS-AP223.19.128.0/18 AS9304 HUTCHISON-AS-AP223.19.149.0/24 AS9304 HUTCHISON-AS-AP223.19.192.0/18 AS9304 HUTCHISON-AS-AP
Tools

Check 223.19.0.0/16 live

Looking glassIP to ASN APIRPKI APIIRR API