ResearchRouting table, looking glass, RPKI & IRR

204.128.4.0/23 Mylan Pharmaceuticals Inc.

Announced by AS20235 Mylan Pharmaceuticals Inc. RPKI not found Seen by 5 of our 5 looking glass sessions.

What the table says about 204.128.4.0/23

Origin
AS20235 MYLANP-AS
RPKI
RPKI not found
Size
512 addresses
Less specific
none
More specifics
0
IRR route objects
0 exact, 1 covering
In RouteViews
2026-10-13 20:02 UTC

How 204.128.4.0/23 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 7018 20235
OriginAS20235 Mylan Pharmaceuticals Inc.
Origin codeIGP
Communities174:21000 174:22013 36601:150 36601:174 36601:2001
Updated5d 20h ago
AS903 UNIFIED-COMMUNICATIONS-TECHNOLOGIES (UCT - Valdosta, GA)Collector-2-COCOA-FL903 13760 3356 20235×5
OriginAS20235 Mylan Pharmaceuticals Inc.
Origin codeIGP
Communities903:900 903:13760
Updated6d 4h ago
AS36295 FLORIDA-HIGH-SPEED-INTERNET (FLHSI - Cocoa, FL)Collector-2-COCOA-FL36295 6939 7018 20235
OriginAS20235 Mylan Pharmaceuticals Inc.
Origin codeIGP
Communities36295:100
Updated6d 4h ago
AS36295 FLORIDA-HIGH-SPEED-INTERNET (FLHSI - Jacksonville, FL)Collector-2-COCOA-FL36295 6939 7018 20235
OriginAS20235 Mylan Pharmaceuticals Inc.
Origin codeIGP
Communitiesnone
Updated6d 4h ago
AS36295 FLORIDA-HIGH-SPEED-INTERNET (FLHSI - Orlando, FL)Collector-2-COCOA-FL36295 174 7018 20235
OriginAS20235 Mylan Pharmaceuticals Inc.
Origin codeIGP
Communities174:21000 174:22013 36295:100 36295:174
Updated9d 21h ago

Route origin authorizations

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

Route objects

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

RouteOriginSourceDescriptionMaintained by
204.128.0.0/21 coveringAS20235 MYLANP-ASALTDBMylan LabratoriesMAINT-AS6536

Check 204.128.4.0/23 live