ResearchRouting table, looking glass, RPKI & IRR

119.253.32.0/19 IDC, China Telecommunications Corporation

Announced by AS23724 IDC, China Telecommunications Corporation. RPKI valid Seen by 5 of our 5 looking glass sessions.

What the table says about 119.253.32.0/19

Origin
AS23724 CHINANET-IDC-BJ-AP
RPKI
RPKI valid
Size
8,192 addresses
Less specific
none
More specifics
3
IRR route objects
1 exact, 3 covering
In RouteViews
2026-10-14 00:02 UTC

How 119.253.32.0/19 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 4134 23724
OriginAS23724 IDC, China Telecommunications Corporation
Origin codeIGP
Communities174:21001 174:22013 36601:150 36601:174 36601:2001
Updated5d 22h ago
AS903 UNIFIED-COMMUNICATIONS-TECHNOLOGIES (UCT - Valdosta, GA)Collector-2-COCOA-FL903 13760 3356 4134 23724
OriginAS23724 IDC, China Telecommunications Corporation
Origin codeIGP
Communities903:900 903:13760
Updated6d 7h ago
AS36295 FLORIDA-HIGH-SPEED-INTERNET (FLHSI - Cocoa, FL)Collector-2-COCOA-FL36295 6939 4134 23724
OriginAS23724 IDC, China Telecommunications Corporation
Origin codeIGP
Communities36295:100
Updated6d 7h ago
AS36295 FLORIDA-HIGH-SPEED-INTERNET (FLHSI - Jacksonville, FL)Collector-2-COCOA-FL36295 6939 4134 23724
OriginAS23724 IDC, China Telecommunications Corporation
Origin codeIGP
Communitiesnone
Updated6d 7h ago
AS36295 FLORIDA-HIGH-SPEED-INTERNET (FLHSI - Orlando, FL)Collector-2-COCOA-FL36295 174 4134 23724
OriginAS23724 IDC, China Telecommunications Corporation
Origin codeIGP
Communities174:21001 174:22013 36295:100 36295:174
Updated10d 0h ago

Route origin authorizations

Covered by a ROA authorizing AS23724 to originate 119.253.32.0/19 up to /19. Validate another origin.

ROA prefixMax lengthAuthorized originTrust anchor
119.253.32.0/19/19AS23724 CHINANET-IDC-BJ-APAPNIC

Route objects

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

RouteOriginSourceDescriptionMaintained by
119.253.32.0/19AS23724 CHINANET-IDC-BJ-APRADBChina Telecom Beijing Co. Ltd.MAINT-AS23724
119.253.0.0/17 coveringAS7497 CSTNET-AS-APAPNICRoute originated from CSTNETMAINT-CSTNET-CN
119.253.0.0/16 coveringAS23844 BJ-GUANGHUAN-APNTTCOMCMI IP TransitMAINT-CMI-INT-HK
119.253.0.0/16 coveringAS23844 BJ-GUANGHUAN-APRADBCMI (Customer Route)MAINT-AS58453

Prefixes inside 119.253.32.0/19

3 announced prefixes fall inside this one.

Show the 3 prefixes

Check 119.253.32.0/19 live