ResearchRouting table, looking glass, RPKI & IRR

170.81.40.0/23 Ferenz Networks

Announced by AS266400 Ferenz Networks. RPKI valid Seen by 5 of our 5 looking glass sessions.

Summary

What the table says about 170.81.40.0/23

Prefix
170.81.40.0/23
Origin
AS266400 AS266400
RPKI
RPKI valid
Size
512 addresses
Less specific
170.81.40.0/22 AS266400 AS266400
More specifics
2
IRR route objects
2 exact, 2 covering
In RouteViews
2026-10-14 04:02 UTC
Paths

How 170.81.40.0/23 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 3356 266400
OriginAS266400 Ferenz Networks
Origin codeIGP
Communities174:21000 174:22013 36601:150 36601:174 36601:2001 266400:0:49 266400:0:9100 266400:110:16735 266400:112:16735 266400:850:37468 266400:853:37468
Updated15m 33s ago
AS903 UNIFIED-COMMUNICATIONS-TECHNOLOGIES (UCT - Valdosta, GA)Collector-2-COCOA-FL903 13760 3356 266400
OriginAS266400 Ferenz Networks
Origin codeIGP
Communities903:900 903:13760
Updated6d 10h ago
AS36295 FLORIDA-HIGH-SPEED-INTERNET (FLHSI - Cocoa, FL)Collector-2-COCOA-FL36295 6939 266400
OriginAS266400 Ferenz Networks
Origin codeIGP
Communities36295:100
Updated9h 38m ago
AS36295 FLORIDA-HIGH-SPEED-INTERNET (FLHSI - Jacksonville, FL)Collector-2-COCOA-FL36295 6939 266400
OriginAS266400 Ferenz Networks
Origin codeIGP
Communitiesnone
Updated9h 38m ago
AS36295 FLORIDA-HIGH-SPEED-INTERNET (FLHSI - Orlando, FL)Collector-2-COCOA-FL36295 174 3356 266400
OriginAS266400 Ferenz Networks
Origin codeIGP
Communities174:21000 174:22013 36295:100 36295:174 266400:0:49 266400:0:9100 266400:110:16735 266400:112:16735 266400:850:37468 266400:853:37468
Updated10d 4h ago
RPKI

Route origin authorizations

Covered by a ROA authorizing AS266400 to originate 170.81.40.0/22 up to /24. Validate another origin.

ROA prefixMax lengthAuthorized originTrust anchor
170.81.40.0/22/24AS266400 AS266400LACNIC
IRR

Route objects

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

RouteOriginSourceDescriptionMaintained by
170.81.40.0/23AS266400 AS266400ALTDBFerenz Networks - DCMAINT-AS266400
170.81.40.0/23AS266400 AS266400RADBFerenz Networks - DCMAINT-FERENZ
170.81.40.0/22 coveringAS266400 AS266400ALTDBFerenz Networks - DCMAINT-AS266400
170.81.40.0/22 coveringAS266400 AS266400RADBITX-MHNETMAINT-AS18678
Less specific

Covering prefixes

Announced prefixes that contain this one, most specific first.

170.81.40.0/22 AS266400 AS266400
More specific

Prefixes inside 170.81.40.0/23

2 announced prefixes fall inside this one.

Show the 2 prefixes
170.81.40.0/24 AS266400 AS266400170.81.41.0/24 AS266400 AS266400
Tools

Check 170.81.40.0/23 live

Looking glassIP to ASN APIRPKI APIIRR API