ResearchRouting table, looking glass, RPKI & IRR

209.145.48.0/20 Contabo Inc.

Announced by AS40021 Contabo Inc. RPKI valid Seen by 5 of our 5 looking glass sessions.

Summary

What the table says about 209.145.48.0/20

Prefix
209.145.48.0/20
Origin
AS40021 CONTABO-40021
RPKI
RPKI valid
Size
4,096 addresses
Less specific
none
More specifics
0
IRR route objects
4 exact, 1 covering
In RouteViews
2026-10-13 20:02 UTC
Paths

How 209.145.48.0/20 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 174 40021
OriginAS40021 Contabo Inc.
Origin codeincomplete
Communities174:21001 174:22013 36601:150 36601:174 36601:2001
Updated5d 18h ago
AS903 UNIFIED-COMMUNICATIONS-TECHNOLOGIES (UCT - Valdosta, GA)Collector-2-COCOA-FL903 13760 3356 40021×2
OriginAS40021 Contabo Inc.
Origin codeIGP
Communities903:900 903:13760
Updated6d 2h ago
AS36295 FLORIDA-HIGH-SPEED-INTERNET (FLHSI - Cocoa, FL)Collector-2-COCOA-FL36295 6461 174 40021
OriginAS40021 Contabo Inc.
Origin codeincomplete
Communities6461:5997 36295:100 36295:6461
Updated8h 24m ago
AS36295 FLORIDA-HIGH-SPEED-INTERNET (FLHSI - Jacksonville, FL)Collector-2-COCOA-FL36295 174 40021
OriginAS40021 Contabo Inc.
Origin codeincomplete
Communities174:21001 174:22013
Updated6d 2h ago
AS36295 FLORIDA-HIGH-SPEED-INTERNET (FLHSI - Orlando, FL)Collector-2-COCOA-FL36295 174 40021
OriginAS40021 Contabo Inc.
Origin codeincomplete
Communities174:21001 174:22013 36295:100 36295:174
Updated9d 19h ago
RPKI

Route origin authorizations

Covered by a ROA authorizing AS40021 to originate 209.145.48.0/20 up to /20. Validate another origin.

ROA prefixMax lengthAuthorized originTrust anchor
209.145.48.0/20/20AS40021 CONTABO-40021ARIN
IRR

Route objects

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

RouteOriginSourceDescriptionMaintained by
209.145.48.0/20AS40021 CONTABO-40021ALTDBProxy registration to prevent harm from ARIN-NONAUTH shutdownMAINT-AS7034
209.145.48.0/20AS40021 CONTABO-40021ARIN710 N Tucker Blvd. STE 400A St. Louis MO 63101 United StatesMNT-CONTA-48
209.145.48.0/20AS51167 CONTABOARIN710 N Tucker Blvd. STE 400A St. Louis MO 63101 United StatesMNT-CONTA-48
209.145.48.0/20AS40021 CONTABO-40021RADBContabo US CentralMAINT-AS51167
209.145.32.0/19 coveringAS6428 CDMRADBCHTR-HOSTIRIAN-CentralMAINT-CHTR-WD
Tools

Check 209.145.48.0/20 live

Looking glassIP to ASN APIRPKI APIIRR API