ResearchRouting table, looking glass, RPKI & IRR

37.153.171.0/24 Cloudflare, Inc.

Announced by AS13335 Cloudflare, Inc. RPKI valid Seen by 5 of our 5 looking glass sessions.

What the table says about 37.153.171.0/24

Origin
AS13335 CLOUDFLARENET
RPKI
RPKI valid
Size
256 addresses
Less specific
none
More specifics
0
IRR route objects
1 exact, 1 covering
In RouteViews
2026-10-14 16:02 UTC

How 37.153.171.0/24 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 13335
OriginAS13335 Cloudflare, Inc.
Origin codeIGP
Communities174:21001 174:22013 36601:150 36601:174 36601:2001
Updated12h 55m ago
AS903 UNIFIED-COMMUNICATIONS-TECHNOLOGIES (UCT - Valdosta, GA)Collector-2-COCOA-FL903 13760 13335
OriginAS13335 Cloudflare, Inc.
Origin codeIGP
Communities903:900 903:13760
Updated6d 23h ago
AS36295 FLORIDA-HIGH-SPEED-INTERNET (FLHSI - Cocoa, FL)Collector-2-COCOA-FL36295 6461 13335
OriginAS13335 Cloudflare, Inc.
Origin codeIGP
Communities6461:5998 36295:100 36295:6461
Updated1h 17m ago
AS36295 FLORIDA-HIGH-SPEED-INTERNET (FLHSI - Jacksonville, FL)Collector-2-COCOA-FL36295 174 13335
OriginAS13335 Cloudflare, Inc.
Origin codeIGP
Communities174:21001 174:22013
Updated5h 4m ago
AS36295 FLORIDA-HIGH-SPEED-INTERNET (FLHSI - Orlando, FL)Collector-2-COCOA-FL36295 174 13335
OriginAS13335 Cloudflare, Inc.
Origin codeIGP
Communities174:21001 174:22013 36295:100 36295:174
Updated10d 16h ago

Route origin authorizations

Covered by a ROA authorizing AS13335 to originate 37.153.171.0/24 up to /24. Validate another origin.

ROA prefixMax lengthAuthorized originTrust anchor
37.153.171.0/24/24AS13335 CLOUDFLARENETRIPE
37.153.168.0/22/22AS43350 NFORCERIPE

Route objects

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

RouteOriginSourceDescriptionMaintained by
37.153.171.0/24AS13335 CLOUDFLARENETRIPECustomer 5396 - route 37.153.171.0/24MNT-NFORCE
37.153.168.0/22 coveringAS43350 NFORCERIPENFOrce Entertainment BV - route 37.153.168.0/22MNT-NFORCE

Check 37.153.171.0/24 live