ResearchRouting table, looking glass, RPKI & IRR

186.219.92.0/22 UNIVERSIDADE FEDERAL DE SAO CARLOS

Announced by AS52888 UNIVERSIDADE FEDERAL DE SAO CARLOS. RPKI valid Seen by 5 of our 5 looking glass sessions.

Summary

What the table says about 186.219.92.0/22

Prefix
186.219.92.0/22
Origin
AS52888 AS52888
RPKI
RPKI valid
Size
1,024 addresses
Less specific
186.219.80.0/20 AS52888 AS52888
More specifics
0
IRR route objects
0 exact, 2 covering
In RouteViews
2026-10-14 12:02 UTC
Paths

How 186.219.92.0/22 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 1916 52888
OriginAS52888 UNIVERSIDADE FEDERAL DE SAO CARLOS
Origin codeIGP
Communities174:21001 174:22013 36601:150 36601:174 36601:2001
Updated2d 14h ago
AS903 UNIFIED-COMMUNICATIONS-TECHNOLOGIES (UCT - Valdosta, GA)Collector-2-COCOA-FL903 13760 1916×4 52888
OriginAS52888 UNIVERSIDADE FEDERAL DE SAO CARLOS
Origin codeIGP
Communities903:900 903:13760
Updated2d 14h ago
AS36295 FLORIDA-HIGH-SPEED-INTERNET (FLHSI - Cocoa, FL)Collector-2-COCOA-FL36295 6939 1916 52888
OriginAS52888 UNIVERSIDADE FEDERAL DE SAO CARLOS
Origin codeIGP
Communities36295:100
Updated2d 14h ago
AS36295 FLORIDA-HIGH-SPEED-INTERNET (FLHSI - Jacksonville, FL)Collector-2-COCOA-FL36295 6939 1916 52888
OriginAS52888 UNIVERSIDADE FEDERAL DE SAO CARLOS
Origin codeIGP
Communitiesnone
Updated2d 14h ago
AS36295 FLORIDA-HIGH-SPEED-INTERNET (FLHSI - Orlando, FL)Collector-2-COCOA-FL36295 174 1916 52888
OriginAS52888 UNIVERSIDADE FEDERAL DE SAO CARLOS
Origin codeIGP
Communities174:21001 174:22013 36295:100 36295:174
Updated2d 14h ago
RPKI

Route origin authorizations

Covered by a ROA authorizing AS52888 to originate 186.219.92.0/22 up to /22. Validate another origin.

ROA prefixMax lengthAuthorized originTrust anchor
186.219.92.0/22/22AS52888 AS52888LACNIC
186.219.88.0/21/21AS52888 AS52888LACNIC
186.219.80.0/20/20AS52888 AS52888LACNIC
IRR

Route objects

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

RouteOriginSourceDescriptionMaintained by
186.219.80.0/20 coveringAS52888 AS52888RADBUNIVERSIDADE FEDERAL DE SAO CARLOSMAINT-AS20080
186.219.80.0/20 coveringAS52888 AS52888TCUNIVERSIDADE FEDERAL DE SAO CARLOSMAINT-AS52888
Less specific

Covering prefixes

Announced prefixes that contain this one, most specific first.

186.219.80.0/20 AS52888 AS52888
Tools

Check 186.219.92.0/22 live

Looking glassIP to ASN APIRPKI APIIRR API