ResearchRouting table, looking glass, RPKI & IRR

37.97.0.0/20 Altibox Danmark AS

Announced by AS214875 Altibox Danmark AS. RPKI valid Seen by 5 of our 5 looking glass sessions.

Summary

What the table says about 37.97.0.0/20

Prefix
37.97.0.0/20
Origin
AS214875 altiboxas
RPKI
RPKI valid
Size
4,096 addresses
Less specific
37.97.0.0/18 AS214875 altiboxas
More specifics
0
IRR route objects
0 exact, 2 covering
In RouteViews
2026-10-12 16:02 UTC
Paths

How 37.97.0.0/20 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 29695 214875
OriginAS214875 Altibox Danmark AS
Origin codeIGP
Communities3356:2 3356:22 3356:100 3356:123 3356:510 3356:901 3356:2091 29695:3 36601:150 36601:2001 36601:13760
Updated4d 14h ago
AS903 UNIFIED-COMMUNICATIONS-TECHNOLOGIES (UCT - Valdosta, GA)Collector-2-COCOA-FL903 13760 3356 29695 214875
OriginAS214875 Altibox Danmark AS
Origin codeIGP
Communities903:900 903:13760
Updated4d 22h ago
AS36295 FLORIDA-HIGH-SPEED-INTERNET (FLHSI - Cocoa, FL)Collector-2-COCOA-FL36295 6939 3356 29695 214875
OriginAS214875 Altibox Danmark AS
Origin codeIGP
Communities36295:100
Updated4d 22h ago
AS36295 FLORIDA-HIGH-SPEED-INTERNET (FLHSI - Jacksonville, FL)Collector-2-COCOA-FL36295 174 1299 29695 214875
OriginAS214875 Altibox Danmark AS
Origin codeIGP
Communities174:21000 174:22013
Updated4d 22h ago
AS36295 FLORIDA-HIGH-SPEED-INTERNET (FLHSI - Orlando, FL)Collector-2-COCOA-FL36295 174 1299 29695 214875
OriginAS214875 Altibox Danmark AS
Origin codeIGP
Communities174:21000 174:22013 36295:100 36295:174
Updated8d 16h ago
RPKI

Route origin authorizations

Covered by a ROA authorizing AS214875 to originate 37.97.0.0/20 up to /20. Validate another origin.

ROA prefixMax lengthAuthorized originTrust anchor
37.97.0.0/20/20AS214875 altiboxasRIPE
37.97.0.0/18/18AS29695 Altibox_ASRIPE
37.97.0.0/18/18AS214875 altiboxasRIPE
IRR

Route objects

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

RouteOriginSourceDescriptionMaintained by
37.97.0.0/18 coveringAS29695 Altibox_ASRIPEALTIBOX-DKMNT-ALTIBOXDK, LYSE-MNT
37.97.0.0/18 coveringAS214875 altiboxasRIPENMNT-ALTIBOXDK
Less specific

Covering prefixes

Announced prefixes that contain this one, most specific first.

37.97.0.0/18 AS214875 altiboxas
Tools

Check 37.97.0.0/20 live

Looking glassIP to ASN APIRPKI APIIRR API