ResearchRouting table, looking glass, RPKI & IRR

61.240.224.0/21 CHINA UNICOM China169 Backbone

Announced by AS4837 CHINA UNICOM China169 Backbone. RPKI valid Seen by 5 of our 5 looking glass sessions.

What the table says about 61.240.224.0/21

Origin
AS4837 CHINA169-Backbone
RPKI
RPKI valid
Size
2,048 addresses
Less specific
none
More specifics
0
IRR route objects
1 exact, 0 covering
In RouteViews
2026-10-15 16:02 UTC

How 61.240.224.0/21 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 4837×2
OriginAS4837 CHINA UNICOM China169 Backbone
Origin codeIGP
Communities174:21001 174:22013 36601:150 36601:174 36601:2001
Updated7d 14h ago
AS903 UNIFIED-COMMUNICATIONS-TECHNOLOGIES (UCT - Valdosta, GA)Collector-2-COCOA-FL903 13760 7029 1299 4837
OriginAS4837 CHINA UNICOM China169 Backbone
Origin codeIGP
Communities903:900 903:13760
Updated7d 23h ago
AS36295 FLORIDA-HIGH-SPEED-INTERNET (FLHSI - Cocoa, FL)Collector-2-COCOA-FL36295 6461 4837
OriginAS4837 CHINA UNICOM China169 Backbone
Origin codeIGP
Communities6461:5997 36295:100 36295:6461
Updated3h 49m ago
AS36295 FLORIDA-HIGH-SPEED-INTERNET (FLHSI - Jacksonville, FL)Collector-2-COCOA-FL36295 6939 4837
OriginAS4837 CHINA UNICOM China169 Backbone
Origin codeIGP
Communitiesnone
Updated7d 23h ago
AS36295 FLORIDA-HIGH-SPEED-INTERNET (FLHSI - Orlando, FL)Collector-2-COCOA-FL36295 174 4837×2
OriginAS4837 CHINA UNICOM China169 Backbone
Origin codeIGP
Communities174:21001 174:22013 36295:100 36295:174
Updated11d 16h ago

Route origin authorizations

Covered by a ROA authorizing AS4837 to originate 61.240.224.0/21 up to /21. Validate another origin.

ROA prefixMax lengthAuthorized originTrust anchor
61.240.224.0/21/21AS4837 CHINA169-BackboneAPNIC
61.240.224.0/20/20AS4837 CHINA169-BackboneAPNIC

Route objects

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

RouteOriginSourceDescriptionMaintained by
61.240.224.0/21AS4837 CHINA169-BackboneAPNICChina Unicom CHINA169 NetworkMAINT-CNCGROUP-RR

Check 61.240.224.0/21 live