ResearchRouting table, looking glass, RPKI & IRR

147.53.0.0/18 Saint Mary's College

Announced by AS1265 Saint Mary's College. RPKI not found Seen by 5 of our 5 looking glass sessions.

What the table says about 147.53.0.0/18

Origin
AS1265 SAINT-MARYS-AS
RPKI
RPKI not found
Size
16,384 addresses
Less specific
none
More specifics
2
IRR route objects
1 exact, 0 covering
In RouteViews
2026-10-12 12:02 UTC

How 147.53.0.0/18 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 1265
OriginAS1265 Saint Mary's College
Origin codeIGP
Communities174:21001 174:22013 36601:150 36601:174 36601:2001
Updated4d 10h ago
AS903 UNIFIED-COMMUNICATIONS-TECHNOLOGIES (UCT - Valdosta, GA)Collector-2-COCOA-FL903 13760 3356 174 1265
OriginAS1265 Saint Mary's College
Origin codeIGP
Communities903:900 903:13760
Updated4d 18h ago
AS36295 FLORIDA-HIGH-SPEED-INTERNET (FLHSI - Cocoa, FL)Collector-2-COCOA-FL36295 6939 7018 26554 1265
OriginAS1265 Saint Mary's College
Origin codeIGP
Communities36295:100
Updated4d 18h ago
AS36295 FLORIDA-HIGH-SPEED-INTERNET (FLHSI - Jacksonville, FL)Collector-2-COCOA-FL36295 174 1265
OriginAS1265 Saint Mary's College
Origin codeIGP
Communities174:21001 174:22013
Updated4d 18h ago
AS36295 FLORIDA-HIGH-SPEED-INTERNET (FLHSI - Orlando, FL)Collector-2-COCOA-FL36295 174 1265
OriginAS1265 Saint Mary's College
Origin codeIGP
Communities174:21001 174:22013 36295:100 36295:174
Updated8d 12h ago

Route origin authorizations

No ROA covers this prefix, so RPKI has nothing to say about who may originate it. Validate another origin.

Route objects

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

RouteOriginSourceDescriptionMaintained by
147.53.0.0/18AS1265 SAINT-MARYS-ASRADBSaint Mary's CollegeMAINT-AS26554

Prefixes inside 147.53.0.0/18

2 announced prefixes fall inside this one.

Show the 2 prefixes

Check 147.53.0.0/18 live