ResearchRouting table, looking glass, RPKI & IRR

183.131.48.0/20 NINGBO, ZHEJIANG Province, P.R.China.

Announced by AS136188 NINGBO, ZHEJIANG Province, P.R.China. RPKI valid Seen by 5 of our 5 looking glass sessions.

Summary

What the table says about 183.131.48.0/20

Prefix

Origin

AS136188 CHINATELECOM-ZHEJIANG-NINGBO-IDC

RPKI

RPKI valid

Size

4,096 addresses

Less specific

More specifics

IRR route objects

1 exact, 1 covering

In RouteViews

2026-10-12 20:02 UTC

Paths

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 4134 136188

Origin	AS136188 NINGBO, ZHEJIANG Province, P.R.China.
Origin code	IGP
Communities	174:21001 174:22013 36601:150 36601:174 36601:2001
Updated	4d 19h ago

AS903 UNIFIED-COMMUNICATIONS-TECHNOLOGIES (UCT - Valdosta, GA)Collector-2-COCOA-FL903 13760 3356 4134 136188

Origin	AS136188 NINGBO, ZHEJIANG Province, P.R.China.
Origin code	IGP
Communities	903:900 903:13760
Updated	5d 4h ago

AS36295 FLORIDA-HIGH-SPEED-INTERNET (FLHSI - Cocoa, FL)Collector-2-COCOA-FL36295 6939 4134 136188

Origin	AS136188 NINGBO, ZHEJIANG Province, P.R.China.
Origin code	IGP
Communities	36295:100
Updated	5d 4h ago

AS36295 FLORIDA-HIGH-SPEED-INTERNET (FLHSI - Jacksonville, FL)Collector-2-COCOA-FL36295 6939 4134 136188

Origin	AS136188 NINGBO, ZHEJIANG Province, P.R.China.
Origin code	IGP
Communities	none
Updated	5d 4h ago

AS36295 FLORIDA-HIGH-SPEED-INTERNET (FLHSI - Orlando, FL)Collector-2-COCOA-FL36295 174 4134 136188

Origin	AS136188 NINGBO, ZHEJIANG Province, P.R.China.
Origin code	IGP
Communities	174:21001 174:22013 36295:100 36295:174
Updated	8d 21h ago

RPKI

Covered by a ROA authorizing AS136188 to originate 183.131.48.0/20 up to /20. Validate another origin.

ROA prefix	Max length	Authorized origin	Trust anchor
183.131.48.0/20	/20	AS136188 CHINATELECOM-ZHEJIANG-NINGBO-IDC	APNIC
183.128.0.0/11	/11	AS4134 CHINANET-BACKBONE	APNIC

IRR

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

Route	Origin	Source	Description	Maintained by
183.131.48.0/20	AS136188 CHINATELECOM-ZHEJIANG-NINGBO-IDC	RADB	Chinanet-NingBo-IDC	MAINT-AS58461
183.128.0.0/11 covering	AS4134 CHINANET-BACKBONE	RADB	China Telecom Network	MAINT-CT-GNOC

Less specific

Announced prefixes that contain this one, most specific first.

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