ResearchRouting table, looking glass, RPKI & IRR

204.0.176.0/20 RCN

Announced by AS6079 RCN. RPKI valid Seen by 5 of our 5 looking glass sessions.

Summary

What the table says about 204.0.176.0/20

Prefix
204.0.176.0/20
Origin
AS6079 RCN-AS
RPKI
RPKI valid
Size
4,096 addresses
Less specific
204.0.0.0/14 AS2914 NTT-DATA-2914
More specifics
0
IRR route objects
1 exact, 9 covering
In RouteViews
2026-10-13 00:02 UTC
Paths

How 204.0.176.0/20 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 1299 6079
OriginAS6079 RCN
Origin codeIGP
Communities174:21000 174:22013 36601:150 36601:174 36601:2001
Updated4d 23h ago
AS903 UNIFIED-COMMUNICATIONS-TECHNOLOGIES (UCT - Valdosta, GA)Collector-2-COCOA-FL903 13760 7029 6079
OriginAS6079 RCN
Origin codeincomplete
Communities903:900 903:13760
Updated5d 7h ago
AS36295 FLORIDA-HIGH-SPEED-INTERNET (FLHSI - Cocoa, FL)Collector-2-COCOA-FL36295 6939 6079
OriginAS6079 RCN
Origin codeIGP
Communities36295:100
Updated5d 7h ago
AS36295 FLORIDA-HIGH-SPEED-INTERNET (FLHSI - Jacksonville, FL)Collector-2-COCOA-FL36295 6939 6079
OriginAS6079 RCN
Origin codeIGP
Communitiesnone
Updated5d 7h ago
AS36295 FLORIDA-HIGH-SPEED-INTERNET (FLHSI - Orlando, FL)Collector-2-COCOA-FL36295 174 1299 6079
OriginAS6079 RCN
Origin codeIGP
Communities174:21000 174:22013 36295:100 36295:174
Updated9d 0h ago
RPKI

Route origin authorizations

Covered by a ROA authorizing AS6079 to originate 204.0.128.0/17 up to /24. Validate another origin.

ROA prefixMax lengthAuthorized originTrust anchor
204.0.128.0/17/24AS1299 TWELVE99ARIN
204.0.128.0/17/24AS3257 GTT-BACKBONEARIN
204.0.128.0/17/24AS6079 RCN-ASARIN
204.0.128.0/17/24AS7029 WINDSTREAMARIN
204.0.128.0/17/24AS7843 TWC-7843-BBARIN
204.0.128.0/17/24AS11404 AS-WAVE-1ARIN
204.0.128.0/17/24AS20115 CHARTER-20115ARIN
204.0.128.0/17/24AS398465 RACKDOG-LLCARIN
204.0.0.0/14/14AS2914 NTT-DATA-2914ARIN
IRR

Route objects

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

RouteOriginSourceDescriptionMaintained by
204.0.176.0/20AS7029 WINDSTREAMRADBNMAINT-AS398465
204.0.128.0/17 coveringAS1299 TWELVE99NTTCOMRackdogMAINT-NTTCOM-BB
204.0.128.0/17 coveringAS3257 GTT-BACKBONENTTCOMRackdogMAINT-NTTCOM-BB
204.0.128.0/17 coveringAS6079 RCN-ASNTTCOMRackdogMAINT-NTTCOM-BB
204.0.128.0/17 coveringAS7029 WINDSTREAMNTTCOMRackdogMAINT-NTTCOM-BB
204.0.128.0/17 coveringAS7843 TWC-7843-BBNTTCOMRackdogMAINT-NTTCOM-BB
204.0.128.0/17 coveringAS11404 AS-WAVE-1NTTCOMRackdogMAINT-NTTCOM-BB
204.0.128.0/17 coveringAS20115 CHARTER-20115NTTCOMRackdogMAINT-NTTCOM-BB
204.0.128.0/17 coveringAS398465 RACKDOG-LLCNTTCOMRackdogMAINT-NTTCOM-BB
204.0.0.0/14 coveringAS2914 NTT-DATA-2914NTTCOMNTT-1MAINT-NTTCOM-BB
Less specific

Covering prefixes

Announced prefixes that contain this one, most specific first.

204.0.0.0/14 AS2914 NTT-DATA-2914
Tools

Check 204.0.176.0/20 live

Looking glassIP to ASN APIRPKI APIIRR API