ResearchRouting table, looking glass, RPKI & IRR

216.138.0.0/20 Adams TelSystems, Inc.

Announced by AS12033 Adams TelSystems, Inc. RPKI valid Seen by 5 of our 5 looking glass sessions.

Summary

What the table says about 216.138.0.0/20

Prefix
216.138.0.0/20
Origin
AS12033 ASN-AT-12033
RPKI
RPKI valid
Size
4,096 addresses
Less specific
none
More specifics
0
IRR route objects
2 exact, 2 covering
In RouteViews
2026-10-13 20:02 UTC
Paths

How 216.138.0.0/20 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 174 12033
OriginAS12033 Adams TelSystems, Inc.
Origin codeIGP
Communities174:21001 174:22013 36601:150 36601:174 36601:2001
Updated5d 4h ago
AS903 UNIFIED-COMMUNICATIONS-TECHNOLOGIES (UCT - Valdosta, GA)Collector-2-COCOA-FL903 13760 6939 12033
OriginAS12033 Adams TelSystems, Inc.
Origin codeIGP
Communities903:900 903:13760
Updated6d 3h ago
AS36295 FLORIDA-HIGH-SPEED-INTERNET (FLHSI - Cocoa, FL)Collector-2-COCOA-FL36295 6939 12033
OriginAS12033 Adams TelSystems, Inc.
Origin codeIGP
Communities36295:100
Updated6d 3h ago
AS36295 FLORIDA-HIGH-SPEED-INTERNET (FLHSI - Jacksonville, FL)Collector-2-COCOA-FL36295 6939 12033
OriginAS12033 Adams TelSystems, Inc.
Origin codeIGP
Communitiesnone
Updated5d 8h ago
AS36295 FLORIDA-HIGH-SPEED-INTERNET (FLHSI - Orlando, FL)Collector-2-COCOA-FL36295 174 12033
OriginAS12033 Adams TelSystems, Inc.
Origin codeIGP
Communities174:21001 174:22013 36295:100 36295:174
Updated5d 4h ago
RPKI

Route origin authorizations

Covered by a ROA authorizing AS12033 to originate 216.138.0.0/20 up to /24. Validate another origin.

ROA prefixMax lengthAuthorized originTrust anchor
216.138.0.0/20/24AS1299 TWELVE99ARIN
216.138.0.0/20/24AS12033 ASN-AT-12033ARIN
IRR

Route objects

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

RouteOriginSourceDescriptionMaintained by
216.138.0.0/20AS12033 ASN-AT-12033ARINAdams Telephone PO BOX 247 Golden, IL 62301 USMNT-AT-1938
216.138.0.0/20AS22561 CENTURYLINK-LEGACY-LIGHTCORELEVEL3adding routeLIGHTCORE-MNT
216.138.0.0/19 coveringAS12033 ASN-AT-12033ARINAdams Telephone PO BOX 247 Golden, IL 62301 USMNT-AT-1938
216.138.0.0/18 coveringAS12033 ASN-AT-12033ARINAdams Telephone PO BOX 247 Golden, IL 62301 USMNT-AT-1938
Tools

Check 216.138.0.0/20 live

Looking glassIP to ASN APIRPKI APIIRR API