ResearchRouting table, looking glass, RPKI & IRR

193.255.56.0/23 Istanbul Arel Universitesi

Announced by AS210690 Istanbul Arel Universitesi. RPKI valid Seen by 5 of our 5 looking glass sessions.

Summary

What the table says about 193.255.56.0/23

Prefix
193.255.56.0/23
Origin
AS210690 Arel-University-AS
RPKI
RPKI valid
Size
512 addresses
Less specific
193.255.0.0/16 AS8517 ULAKNET
More specifics
0
IRR route objects
1 exact, 1 covering
In RouteViews
2026-10-15 08:02 UTC
Paths

How 193.255.56.0/23 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 6762 12735 8517 210690
OriginAS210690 Istanbul Arel Universitesi
Origin codeIGP
Communities174:21000 174:22013 36601:150 36601:174 36601:2001
Updated7d 7h ago
AS903 UNIFIED-COMMUNICATIONS-TECHNOLOGIES (UCT - Valdosta, GA)Collector-2-COCOA-FL903 13760 3356 9002 12735 8517 210690
OriginAS210690 Istanbul Arel Universitesi
Origin codeIGP
Communities903:900 903:13760
Updated7d 15h ago
AS36295 FLORIDA-HIGH-SPEED-INTERNET (FLHSI - Cocoa, FL)Collector-2-COCOA-FL36295 6939 21320 8517 210690
OriginAS210690 Istanbul Arel Universitesi
Origin codeIGP
Communities36295:100
Updated2d 22h ago
AS36295 FLORIDA-HIGH-SPEED-INTERNET (FLHSI - Jacksonville, FL)Collector-2-COCOA-FL36295 6939 21320 8517 210690
OriginAS210690 Istanbul Arel Universitesi
Origin codeIGP
Communitiesnone
Updated2d 22h ago
AS36295 FLORIDA-HIGH-SPEED-INTERNET (FLHSI - Orlando, FL)Collector-2-COCOA-FL36295 174 6762 12735 8517 210690
OriginAS210690 Istanbul Arel Universitesi
Origin codeIGP
Communities174:21000 174:22013 36295:100 36295:174
Updated8d 2h ago
RPKI

Route origin authorizations

Covered by a ROA authorizing AS210690 to originate 193.255.56.0/23 up to /24. Validate another origin.

ROA prefixMax lengthAuthorized originTrust anchor
193.255.56.0/23/24AS210690 Arel-University-ASRIPE
193.255.0.0/16/24AS8517 ULAKNETRIPE
IRR

Route objects

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

RouteOriginSourceDescriptionMaintained by
193.255.56.0/23AS210690 Arel-University-ASRIPENULAKNET-MNT
193.255.0.0/16 coveringAS8517 ULAKNETRIPEULAKNET Turkish Academic NetworkULAKNET-MNT
Less specific

Covering prefixes

Announced prefixes that contain this one, most specific first.

193.255.0.0/16 AS8517 ULAKNET
Tools

Check 193.255.56.0/23 live

Looking glassIP to ASN APIRPKI APIIRR API