204.228.64.0/18 CenturyLink Communications, LLC
Announced by AS209 CenturyLink Communications, LLC. RPKI not found Seen by 5 of our 5 looking glass sessions.
Summary
What the table says about 204.228.64.0/18
Prefix
Origin
AS209 CENTURYLINK-US-LEGACY-QWEST
RPKI
RPKI not found
Size
16,384 addresses
Less specific
none
More specifics
13
IRR route objects
1 exact, 0 covering
In RouteViews
2026-10-15 08:02 UTC
Paths
How 204.228.64.0/18 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 3356 209
| Origin | AS209 CenturyLink Communications, LLC |
| Origin code | IGP |
| Communities | 174:21000 174:22013 36601:150 36601:174 36601:2001 |
| Updated | 1d 5h ago |
AS903 UNIFIED-COMMUNICATIONS-TECHNOLOGIES (UCT - Valdosta, GA)Collector-2-COCOA-FL903 13760 3356 209
| Origin | AS209 CenturyLink Communications, LLC |
| Origin code | IGP |
| Communities | 903:900 903:13760 |
| Updated | 7d 16h ago |
AS36295 FLORIDA-HIGH-SPEED-INTERNET (FLHSI - Cocoa, FL)Collector-2-COCOA-FL36295 6939 3356 209
| Origin | AS209 CenturyLink Communications, LLC |
| Origin code | IGP |
| Communities | 36295:100 |
| Updated | 7d 16h ago |
RPKI
Route origin authorizations
No ROA covers this prefix, so RPKI has nothing to say about who may originate it. Validate another origin.
IRR
Route objects
Registered in the IRR for this prefix and the ones covering it. Look it up live.
| Route | Origin | Source | Description | Maintained by |
|---|---|---|---|---|
| 204.228.64.0/18 | AS209 CENTURYLINK-US-LEGACY-QWEST | LEVEL3 | Centurylink Communications 100 Centurylink Dr Monroe, LA 71201 | MAINT-CENTURYLINK |
More specific
Prefixes inside 204.228.64.0/18
13 announced prefixes fall inside this one.
Show the 13 prefixes
204.228.64.0/24 AS32920 ITHAKA-AS32920204.228.68.0/22 AS62671 UNIVERSITY-OF-COLORADO-SYSTEM204.228.68.0/24 AS62671 UNIVERSITY-OF-COLORADO-SYSTEM204.228.69.0/24 AS62671 UNIVERSITY-OF-COLORADO-SYSTEM204.228.80.0/24 AS104 COLORADO-AS204.228.81.0/24 AS33652 CMCS204.228.84.0/24 AS17207 COLOR-COLL204.228.85.0/24 AS17207 COLOR-COLL204.228.86.0/24 AS17207 COLOR-COLL204.228.87.0/24 AS17207 COLOR-COLL204.228.96.0/19 AS30136 AD12204.228.96.0/24 AS30136 AD12204.228.97.0/24 AS30136 AD12