ResearchRouting table, looking glass, RPKI & IRR

77.51.0.0/16 PJSC Rostelecom

Announced by AS25515 PJSC Rostelecom. RPKI valid Seen by 5 of our 5 looking glass sessions.

Summary

What the table says about 77.51.0.0/16

Prefix
77.51.0.0/16
Origin
AS25515 CTCNET-AS
RPKI
RPKI valid
Size
65,536 addresses
Less specific
none
More specifics
29
IRR route objects
1 exact, 0 covering
In RouteViews
2026-10-13 17:13 UTC
Paths

How 77.51.0.0/16 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 12389 25515
OriginAS25515 PJSC Rostelecom
Origin codeIGP
Communities174:21101 174:22005 36601:150 36601:174 36601:2001
Updated5d 15h ago
AS903 UNIFIED-COMMUNICATIONS-TECHNOLOGIES (UCT - Valdosta, GA)Collector-2-COCOA-FL903 13760 7029 6939 12389 25515
OriginAS25515 PJSC Rostelecom
Origin codeIGP
Communities903:900 903:13760
Updated6d 0h ago
AS36295 FLORIDA-HIGH-SPEED-INTERNET (FLHSI - Cocoa, FL)Collector-2-COCOA-FL36295 6939 12389 25515
OriginAS25515 PJSC Rostelecom
Origin codeIGP
Communities36295:100
Updated6d 0h ago
AS36295 FLORIDA-HIGH-SPEED-INTERNET (FLHSI - Jacksonville, FL)Collector-2-COCOA-FL36295 174 12389 25515
OriginAS25515 PJSC Rostelecom
Origin codeIGP
Communities174:21101 174:22005
Updated6d 0h ago
AS36295 FLORIDA-HIGH-SPEED-INTERNET (FLHSI - Orlando, FL)Collector-2-COCOA-FL36295 174 12389 25515
OriginAS25515 PJSC Rostelecom
Origin codeIGP
Communities174:21101 174:22005 36295:100 36295:174
Updated9d 17h ago
RPKI

Route origin authorizations

Covered by a ROA authorizing AS25515 to originate 77.51.0.0/16 up to /16. Validate another origin.

ROA prefixMax lengthAuthorized originTrust anchor
77.51.0.0/16/16AS25515 CTCNET-ASRIPE
IRR

Route objects

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

RouteOriginSourceDescriptionMaintained by
77.51.0.0/16AS25515 CTCNET-ASRIPEMACROREGIONAL_CENTER Rostelecom, Moscow Region BranchROSTELECOM-MNT
More specific

Prefixes inside 77.51.0.0/16

29 announced prefixes fall inside this one.

Show the 29 prefixes
77.51.0.0/21 AS12389 ROSTELECOM-AS77.51.8.0/21 AS12389 ROSTELECOM-AS77.51.16.0/21 AS12389 ROSTELECOM-AS77.51.24.0/21 AS12389 ROSTELECOM-AS77.51.32.0/21 AS12389 ROSTELECOM-AS77.51.40.0/21 AS12389 ROSTELECOM-AS77.51.48.0/21 AS12389 ROSTELECOM-AS77.51.56.0/21 AS12389 ROSTELECOM-AS77.51.64.0/21 AS12389 ROSTELECOM-AS77.51.72.0/21 AS12389 ROSTELECOM-AS77.51.80.0/21 AS12389 ROSTELECOM-AS77.51.88.0/21 AS12389 ROSTELECOM-AS77.51.96.0/21 AS12389 ROSTELECOM-AS77.51.104.0/21 AS12389 ROSTELECOM-AS77.51.112.0/21 AS12389 ROSTELECOM-AS77.51.120.0/21 AS12389 ROSTELECOM-AS77.51.128.0/21 AS12389 ROSTELECOM-AS77.51.136.0/21 AS12389 ROSTELECOM-AS77.51.144.0/21 AS12389 ROSTELECOM-AS77.51.152.0/21 AS12389 ROSTELECOM-AS77.51.160.0/21 AS12389 ROSTELECOM-AS77.51.168.0/21 AS12389 ROSTELECOM-AS77.51.176.0/21 AS25515 CTCNET-AS77.51.184.0/21 AS25515 CTCNET-AS77.51.192.0/21 AS25515 CTCNET-AS77.51.200.0/21 AS25515 CTCNET-AS77.51.208.0/21 AS25515 CTCNET-AS77.51.216.0/21 AS25515 CTCNET-AS77.51.224.0/21 AS25515 CTCNET-AS
Tools

Check 77.51.0.0/16 live

Looking glassIP to ASN APIRPKI APIIRR API