ResearchRouting table, looking glass, RPKI & IRR

151.156.252.0/22 Vattenfall AB

Announced by AS205664 Vattenfall AB. RPKI valid Seen by 5 of our 5 looking glass sessions.

Summary

What the table says about 151.156.252.0/22

Prefix
151.156.252.0/22
Origin
AS205664 VATTENFALL-AB
RPKI
RPKI valid
Size
1,024 addresses
Less specific
none
More specifics
2
IRR route objects
1 exact, 2 covering
In RouteViews
2026-10-13 04:03 UTC
Paths

How 151.156.252.0/22 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 13760 3356 12552 205664×2
OriginAS205664 Vattenfall AB
Origin codeIGP
Communities3356:2 3356:22 3356:100 3356:123 3356:507 3356:901 3356:2111 36601:150 36601:2001 36601:13760
Updated5d 2h ago
AS903 UNIFIED-COMMUNICATIONS-TECHNOLOGIES (UCT - Valdosta, GA)Collector-2-COCOA-FL903 13760 3356 12552 205664×2
OriginAS205664 Vattenfall AB
Origin codeIGP
Communities903:900 903:13760
Updated5d 10h ago
AS36295 FLORIDA-HIGH-SPEED-INTERNET (FLHSI - Cocoa, FL)Collector-2-COCOA-FL36295 6939 12552 205664×2
OriginAS205664 Vattenfall AB
Origin codeIGP
Communities36295:100
Updated5d 10h ago
AS36295 FLORIDA-HIGH-SPEED-INTERNET (FLHSI - Jacksonville, FL)Collector-2-COCOA-FL36295 6939 12552 205664×2
OriginAS205664 Vattenfall AB
Origin codeIGP
Communitiesnone
Updated5d 10h ago
AS36295 FLORIDA-HIGH-SPEED-INTERNET (FLHSI - Orlando, FL)Collector-2-COCOA-FL36295 174 1299 12552 205664×2
OriginAS205664 Vattenfall AB
Origin codeIGP
Communities174:21000 174:22013 36295:100 36295:174
Updated9d 3h ago
RPKI

Route origin authorizations

Covered by a ROA authorizing AS205664 to originate 151.156.252.0/22 up to /24. Validate another origin.

ROA prefixMax lengthAuthorized originTrust anchor
151.156.252.0/22/24AS205664 VATTENFALL-ABRIPE
IRR

Route objects

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

RouteOriginSourceDescriptionMaintained by
151.156.252.0/22AS205664 VATTENFALL-ABRIPEVATTENFALLIP-ONLY-MNT, VATTENFALL-MNT, TELIANET-LIR
151.156.0.0/16 coveringAS205664 VATTENFALL-ABRADBTo allow routing to other ISPsMAINT-AS7132
151.156.0.0/16 coveringAS205664 VATTENFALL-ABRIPENTELIANET-LIR, VATTENFALL-MNT
More specific

Prefixes inside 151.156.252.0/22

2 announced prefixes fall inside this one.

Show the 2 prefixes
151.156.253.0/24 AS205664 VATTENFALL-AB151.156.254.0/24 AS205664 VATTENFALL-AB
Tools

Check 151.156.252.0/22 live

Looking glassIP to ASN APIRPKI APIIRR API