ResearchRouting table, looking glass, RPKI & IRR

2a01:618:401::/48 Nominet UK

Announced by AS43519 Nominet UK. RPKI valid Seen by 5 of our 5 looking glass sessions. Also originated by AS137502

Summary

What the table says about 2a01:618:401::/48

Prefix

Origin

AS43519 NOMINETANYCAST

RPKI

RPKI valid

Size

65,536 /64s

Less specific

none

More specifics

IRR route objects

4 exact, 1 covering

In RouteViews

2026-10-12 20:06 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 36236 137502

AS903 UNIFIED-COMMUNICATIONS-TECHNOLOGIES (UCT - Valdosta, GA)Collector-2-COCOA-FL903 13760 7029 1299 43519

AS36295 FLORIDA-HIGH-SPEED-INTERNET (FLHSI - Cocoa, FL)Collector-2-COCOA-FL36295 6939 43519

AS36295 FLORIDA-HIGH-SPEED-INTERNET (FLHSI - Jacksonville, FL)Collector-2-COCOA-FL36295 6939 43519

AS36295 FLORIDA-HIGH-SPEED-INTERNET (FLHSI - Orlando, FL)Collector-2-COCOA-FL36295 174 36236 137502

RPKI

Covered by a ROA authorizing AS43519 to originate 2a01:618:401::/48 up to /48. Validate another origin.

ROA prefix	Max length	Authorized origin	Trust anchor
2a01:618:401::/48	/48	AS43519 NOMINETANYCAST	RIPE
2a01:618:401::/48	/48	AS137502 NOMINET-AS-AP	RIPE

IRR

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

Route	Origin	Source	Description	Maintained by
2a01:618:401::/48	AS43519 NOMINETANYCAST	RADB	Nominet Nameserver Prefix 2	MAINT-AS43519
2a01:618:401::/48	AS137502 NOMINET-AS-AP	RADB	Nominet Nameserver Prefix 2	MAINT-AS43519
2a01:618:401::/48	AS43519 NOMINETANYCAST	RIPE	N	NOMUK-RIPE-MNT
2a01:618:401::/48	AS137502 NOMINET-AS-AP	RIPE	N	NOMUK-RIPE-MNT
2a01:618::/32 covering	AS8683 NOMINET	RIPE	Nominet	NOMUK-RIPE-MNT

Tools