ResearchRouting table, looking glass, RPKI & IRR

122.147.16.0/24 Hsin Yeong An Cable TV Co., Ltd.

Announced by AS131602 Hsin Yeong An Cable TV Co., Ltd. RPKI valid Seen by 5 of our 5 looking glass sessions.

Summary

What the table says about 122.147.16.0/24

Prefix
122.147.16.0/24
Origin
AS131602 HYA
RPKI
RPKI valid
Size
256 addresses
Less specific
122.147.16.0/21 AS131602 HYA
More specifics
0
IRR route objects
4 exact, 24 covering
In RouteViews
2026-10-14 08:02 UTC
Paths

How 122.147.16.0/24 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 174 3491 4780 131602
OriginAS131602 Hsin Yeong An Cable TV Co., Ltd.
Origin codeIGP
Communities174:21000 174:22013 36601:150 36601:174 36601:2001
Updated6d 8h ago
AS903 UNIFIED-COMMUNICATIONS-TECHNOLOGIES (UCT - Valdosta, GA)Collector-2-COCOA-FL903 13760 7029 1299 6453 4780 131602
OriginAS131602 Hsin Yeong An Cable TV Co., Ltd.
Origin codeIGP
Communities903:900 903:13760
Updated6d 16h ago
AS36295 FLORIDA-HIGH-SPEED-INTERNET (FLHSI - Cocoa, FL)Collector-2-COCOA-FL36295 6939 4780 131602
OriginAS131602 Hsin Yeong An Cable TV Co., Ltd.
Origin codeIGP
Communities36295:100
Updated6d 16h ago
AS36295 FLORIDA-HIGH-SPEED-INTERNET (FLHSI - Jacksonville, FL)Collector-2-COCOA-FL36295 6939 4780 131602
OriginAS131602 Hsin Yeong An Cable TV Co., Ltd.
Origin codeIGP
Communitiesnone
Updated6d 16h ago
AS36295 FLORIDA-HIGH-SPEED-INTERNET (FLHSI - Orlando, FL)Collector-2-COCOA-FL36295 174 3491 4780 131602
OriginAS131602 Hsin Yeong An Cable TV Co., Ltd.
Origin codeIGP
Communities174:21000 174:22013 36295:100 36295:174
Updated10d 10h ago
RPKI

Route origin authorizations

Covered by a ROA authorizing AS131602 to originate 122.147.16.0/21 up to /24. Validate another origin.

ROA prefixMax lengthAuthorized originTrust anchor
122.147.16.0/21/24AS4780 SEEDNETAPNIC
122.147.16.0/21/24AS131602 HYAAPNIC
122.147.16.0/21/24AS131627 Peicity-AS-TWAPNIC
122.147.0.0/16/24AS9919 NCIC-TWAPNIC
122.146.0.0/15/24AS4780 SEEDNETAPNIC
122.146.0.0/15/24AS9919 NCIC-TWAPNIC
IRR

Route objects

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

RouteOriginSourceDescriptionMaintained by
122.147.16.0/24AS4780 SEEDNETRADBNew Century InfoComm Tech Co., Ltd. Far Eastone Telecommunications Co., Ltd. No. 220, Gangchi Rd., Taipei 114 TaiwanMAINT-AS4780
122.147.16.0/24AS9919 NCIC-TWRADBFar Eastone Telecommunications Co., Ltd No. 220, Gangchi Rd., Taipei 114 TaiwanMAINT-AS9919
122.147.16.0/24AS131602 HYARADBFar Eastone Telecommunications Co., LtdMAINT-AS4780
122.147.16.0/24AS131627 Peicity-AS-TWRADBFar Eastone Telecommunications Co., LtdMAINT-AS4780
122.147.16.0/23 coveringAS4780 SEEDNETRADBNew Century InfoComm Tech Co., Ltd. Far Eastone Telecommunications Co., Ltd. No. 220, Gangchi Rd., Taipei 114 TaiwanMAINT-AS4780
122.147.16.0/23 coveringAS9919 NCIC-TWRADBFar Eastone Telecommunications Co., Ltd No. 220, Gangchi Rd., Taipei 114 TaiwanMAINT-AS9919
122.147.16.0/23 coveringAS131602 HYARADBFar Eastone Telecommunications Co., LtdMAINT-AS4780
122.147.16.0/23 coveringAS131627 Peicity-AS-TWRADBFar Eastone Telecommunications Co., LtdMAINT-AS4780
122.147.16.0/22 coveringAS4780 SEEDNETRADBNew Century InfoComm Tech Co., Ltd. Far Eastone Telecommunications Co., Ltd. No. 220, Gangchi Rd., Taipei 114 TaiwanMAINT-AS4780
122.147.16.0/22 coveringAS9919 NCIC-TWRADBFar Eastone Telecommunications Co., Ltd No. 220, Gangchi Rd., Taipei 114 TaiwanMAINT-AS9919
122.147.16.0/22 coveringAS131602 HYARADBFar Eastone Telecommunications Co., LtdMAINT-AS4780
122.147.16.0/22 coveringAS131627 Peicity-AS-TWRADBFar Eastone Telecommunications Co., LtdMAINT-AS4780
122.147.16.0/21 coveringAS4780 SEEDNETRADBNew Century InfoComm Tech Co., Ltd. Far Eastone Telecommunications Co., Ltd. No. 220, Gangchi Rd., Taipei 114 TaiwanMAINT-AS4780
122.147.16.0/21 coveringAS9919 NCIC-TWRADBFar Eastone Telecommunications Co., Ltd No. 220, Gangchi Rd., Taipei 114 TaiwanMAINT-AS9919
122.147.16.0/21 coveringAS131602 HYARADBFar Eastone Telecommunications Co., LtdMAINT-AS4780
122.147.16.0/21 coveringAS131627 Peicity-AS-TWRADBFar Eastone Telecommunications Co., LtdMAINT-AS4780
122.147.16.0/20 coveringAS4780 SEEDNETRADBNew Century InfoComm Tech Co., Ltd. Far Eastone Telecommunications Co., Ltd. No. 220, Gangchi Rd., Taipei 114 TaiwanMAINT-AS4780
122.147.16.0/20 coveringAS9919 NCIC-TWRADBFar Eastone Telecommunications Co., Ltd No. 220, Gangchi Rd., Taipei 114 TaiwanMAINT-AS9919
122.147.0.0/19 coveringAS4780 SEEDNETRADBNew Century InfoComm Tech Co., Ltd. Far Eastone Telecommunications Co., Ltd. No. 220, Gangchi Rd., Taipei 114 TaiwanMAINT-AS4780
122.147.0.0/19 coveringAS9919 NCIC-TWRADBFar Eastone Telecommunications Co., Ltd No. 220, Gangchi Rd., Taipei 114 TaiwanMAINT-AS9919
122.147.0.0/18 coveringAS4780 SEEDNETRADBNew Century InfoComm Tech Co., Ltd. Far Eastone Telecommunications Co., Ltd. No. 220, Gangchi Rd., Taipei 114 TaiwanMAINT-AS4780
122.147.0.0/18 coveringAS9919 NCIC-TWRADBFar Eastone Telecommunications Co., Ltd No. 220, Gangchi Rd., Taipei 114 TaiwanMAINT-AS9919
122.147.0.0/17 coveringAS4780 SEEDNETRADBNew Century InfoComm Tech Co., Ltd. Far Eastone Telecommunications Co., Ltd. No. 220, Gangchi Rd., Taipei 114 TaiwanMAINT-AS4780
122.147.0.0/17 coveringAS9919 NCIC-TWRADBFar Eastone Telecommunications Co., Ltd No. 220, Gangchi Rd., Taipei 114 TaiwanMAINT-AS9919
122.147.0.0/16 coveringAS4780 SEEDNETRADBNew Century InfoComm Tech Co., Ltd. Far Eastone Telecommunications Co., Ltd. No. 220, Gangchi Rd., Taipei 114 TaiwanMAINT-AS4780
122.147.0.0/16 coveringAS9919 NCIC-TWRADBNew Century InfoComm Tech Co., Ltd. Taipei, Taiwan,(ROC)MAINT-AS9919
122.146.0.0/15 coveringAS4780 SEEDNETRADBNew Century InfoComm Tech Co., Ltd. Far Eastone Telecommunications Co., Ltd. No. 220, Gangchi Rd., Taipei 114 TaiwanMAINT-AS4780
122.146.0.0/15 coveringAS9919 NCIC-TWRADBProxy-registered route objectMAINT-AS3491
Less specific

Covering prefixes

Announced prefixes that contain this one, most specific first.

122.147.16.0/21 AS131602 HYA122.147.0.0/19 AS9919 NCIC-TW122.147.0.0/18 AS9919 NCIC-TW122.147.0.0/17 AS9919 NCIC-TW122.147.0.0/16 AS9919 NCIC-TW122.146.0.0/15 AS9919 NCIC-TW
Tools

Check 122.147.16.0/24 live

Looking glassIP to ASN APIRPKI APIIRR API