ResearchRouting table, looking glass, RPKI & IRR

66.17.128.0/17 GTT Communications Inc.

Announced by AS3257 GTT Communications Inc. RPKI not found Seen by 5 of our 5 looking glass sessions.

Summary

What the table says about 66.17.128.0/17

Prefix
66.17.128.0/17
Origin
AS3257 GTT-BACKBONE
RPKI
RPKI not found
Size
32,768 addresses
Less specific
none
More specifics
27
IRR route objects
0 exact, 0 covering
In RouteViews
2026-10-15 16:02 UTC
Paths

How 66.17.128.0/17 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 3257
OriginAS3257 GTT Communications Inc.
Origin codeIGP
Communities174:21000 174:22013 36601:150 36601:174 36601:2001
Updated7d 17h ago
AS903 UNIFIED-COMMUNICATIONS-TECHNOLOGIES (UCT - Valdosta, GA)Collector-2-COCOA-FL903 13760 3356 3257
OriginAS3257 GTT Communications Inc.
Origin codeIGP
Communities903:900 903:13760
Updated8d 1h ago
AS36295 FLORIDA-HIGH-SPEED-INTERNET (FLHSI - Cocoa, FL)Collector-2-COCOA-FL36295 6461 3257
OriginAS3257 GTT Communications Inc.
Origin codeIGP
Communities6461:5997 36295:100 36295:6461
Updated1d 3h ago
AS36295 FLORIDA-HIGH-SPEED-INTERNET (FLHSI - Jacksonville, FL)Collector-2-COCOA-FL36295 174 3257
OriginAS3257 GTT Communications Inc.
Origin codeIGP
Communities174:21000 174:22013
Updated8d 1h ago
AS36295 FLORIDA-HIGH-SPEED-INTERNET (FLHSI - Orlando, FL)Collector-2-COCOA-FL36295 174 3257
OriginAS3257 GTT Communications Inc.
Origin codeIGP
Communities174:21000 174:22013 36295:100 36295:174
Updated11d 18h ago
RPKI

Route origin authorizations

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

More specific

Prefixes inside 66.17.128.0/17

27 announced prefixes fall inside this one.

Show the 27 prefixes
66.17.128.0/24 AS32256 CYBERLINKASP66.17.129.0/24 AS20001 TWC-20001-PACWEST66.17.130.0/23 AS199527 BITE-LT-AS66.17.132.0/22 AS199527 BITE-LT-AS66.17.136.0/22 AS199527 BITE-LT-AS66.17.140.0/24 AS199527 BITE-LT-AS66.17.141.0/24 AS23029 ESTREET66.17.142.0/24 AS17352 APPLICATIONX66.17.143.0/24 AS401322 LUCK-NETO-0166.17.156.0/24 AS199527 BITE-LT-AS66.17.158.0/23 AS199527 BITE-LT-AS66.17.172.0/23 AS20001 TWC-20001-PACWEST66.17.174.0/23 AS20001 TWC-20001-PACWEST66.17.184.0/24 AS20001 TWC-20001-PACWEST66.17.185.0/24 AS15238 GF-AS1523866.17.192.0/23 AS199527 BITE-LT-AS66.17.200.0/22 AS199527 BITE-LT-AS66.17.204.0/22 AS199527 BITE-LT-AS66.17.213.0/24 AS199527 BITE-LT-AS66.17.214.0/23 AS199527 BITE-LT-AS66.17.220.0/24 AS199527 BITE-LT-AS66.17.221.0/24 AS15238 GF-AS1523866.17.222.0/23 AS199527 BITE-LT-AS66.17.228.0/22 AS199527 BITE-LT-AS66.17.236.0/22 AS199527 BITE-LT-AS66.17.254.0/24 AS199527 BITE-LT-AS66.17.255.0/24 AS32256 CYBERLINKASP
Tools

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