ResearchRouting table, looking glass, RPKI & IRR

148.77.121.0/24 Gold Coast Broadband

Announced by AS397394 Gold Coast Broadband. RPKI valid Seen by 5 of our 5 looking glass sessions.

Summary

What the table says about 148.77.121.0/24

Prefix
148.77.121.0/24
Origin
AS397394 GCBB
RPKI
RPKI valid
Size
256 addresses
Less specific
148.77.0.0/17 AS54004 LIGHTPATH
More specifics
0
IRR route objects
1 exact, 3 covering
In RouteViews
2026-10-13 17:13 UTC
Paths

How 148.77.121.0/24 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 6128×2 54004 397394
OriginAS397394 Gold Coast Broadband
Origin codeIGP
Communities174:21001 174:22013 36601:150 36601:174 36601:2001
Updated5d 17h ago
AS903 UNIFIED-COMMUNICATIONS-TECHNOLOGIES (UCT - Valdosta, GA)Collector-2-COCOA-FL903 13760 3356 6461 6128 54004 397394
OriginAS397394 Gold Coast Broadband
Origin codeIGP
Communities903:900 903:13760
Updated6d 1h ago
AS36295 FLORIDA-HIGH-SPEED-INTERNET (FLHSI - Cocoa, FL)Collector-2-COCOA-FL36295 6939 6128 54004 397394
OriginAS397394 Gold Coast Broadband
Origin codeIGP
Communities36295:100
Updated6d 1h ago
AS36295 FLORIDA-HIGH-SPEED-INTERNET (FLHSI - Jacksonville, FL)Collector-2-COCOA-FL36295 6939 6128 54004 397394
OriginAS397394 Gold Coast Broadband
Origin codeIGP
Communitiesnone
Updated6d 1h ago
AS36295 FLORIDA-HIGH-SPEED-INTERNET (FLHSI - Orlando, FL)Collector-2-COCOA-FL36295 174 6128×2 54004 397394
OriginAS397394 Gold Coast Broadband
Origin codeIGP
Communities174:21001 174:22013 36295:100 36295:174
Updated9d 13h ago
RPKI

Route origin authorizations

Covered by a ROA authorizing AS397394 to originate 148.77.121.0/24 up to /24. Validate another origin.

ROA prefixMax lengthAuthorized originTrust anchor
148.77.121.0/24/24AS397394 GCBBARIN
148.77.0.0/17/24AS6128 CABLE-NET-1ARIN
148.77.0.0/17/24AS54004 LIGHTPATHARIN
IRR

Route objects

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

RouteOriginSourceDescriptionMaintained by
148.77.121.0/24AS397394 GCBBARINCablevision Lightpath LLCMNT-CLL-174
148.77.0.0/17 coveringAS6128 CABLE-NET-1ARINOptimum OnlineMNT-CLL-174
148.77.0.0/17 coveringAS54004 LIGHTPATHARINCablevision Lightpath LLCMNT-CLL-174
148.77.0.0/16 coveringAS16812 SAGENET-ENTLEVEL3Spacenet_ISPSPACENET-MNT
Less specific

Covering prefixes

Announced prefixes that contain this one, most specific first.

148.77.0.0/17 AS54004 LIGHTPATH
Tools

Check 148.77.121.0/24 live

Looking glassIP to ASN APIRPKI APIIRR API