65.172.0.0/15 Cogent Communications, LLC
Announced by AS174 Cogent Communications, LLC. RPKI not found Seen by 5 of our 5 looking glass sessions.
Summary
What the table says about 65.172.0.0/15
Prefix
Origin
AS174 COGENT-174
RPKI
RPKI not found
Size
131,072 addresses
Less specific
none
More specifics
37
IRR route objects
2 exact, 0 covering
In RouteViews
2026-10-14 08:02 UTC
Paths
How 65.172.0.0/15 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
| Origin | AS174 Cogent Communications, LLC |
| Origin code | IGP |
| Communities | 174:21001 174:22013 36601:150 36601:174 36601:2001 |
| Updated | 6d 8h ago |
AS903 UNIFIED-COMMUNICATIONS-TECHNOLOGIES (UCT - Valdosta, GA)Collector-2-COCOA-FL903 13760 3356 174
| Origin | AS174 Cogent Communications, LLC |
| Origin code | IGP |
| Communities | 903:900 903:13760 |
| Updated | 6d 17h ago |
AS36295 FLORIDA-HIGH-SPEED-INTERNET (FLHSI - Cocoa, FL)Collector-2-COCOA-FL36295 6461 174
| Origin | AS174 Cogent Communications, LLC |
| Origin code | IGP |
| Communities | 6461:5997 36295:100 36295:6461 |
| Updated | 23h 6m 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 |
|---|---|---|---|---|
| 65.172.0.0/15 | AS174 COGENT-174 | ARIN | SprintLink | MNT-COGC |
| 65.172.0.0/15 | AS1239 COGENT-1239 | ARIN | SprintLink Global Network | MNT-COGC |
More specific
Prefixes inside 65.172.0.0/15
37 announced prefixes fall inside this one.
Show the 37 prefixes
65.172.24.0/22 AS14813 BB-COLUMBUS65.172.24.0/23 AS14813 BB-COLUMBUS65.172.24.0/24 AS14813 BB-COLUMBUS65.172.25.0/24 AS14813 BB-COLUMBUS65.172.26.0/23 AS14813 BB-COLUMBUS65.172.26.0/24 AS14813 BB-COLUMBUS65.172.27.0/24 AS14813 BB-COLUMBUS65.172.54.0/24 AS1647 INTEROP-AS65.172.71.0/24 AS174 COGENT-17465.172.72.0/23 AS18632 VOLCANO-VISION65.172.132.0/24 AS174 COGENT-17465.172.240.0/24 AS15065 SLIC-COM-INTERNET65.172.241.0/24 AS15065 SLIC-COM-INTERNET65.172.242.0/24 AS15065 SLIC-COM-INTERNET65.172.243.0/24 AS15065 SLIC-COM-INTERNET65.172.244.0/22 AS18435 THEJUNCTION65.172.244.0/24 AS18435 THEJUNCTION65.172.245.0/24 AS18435 THEJUNCTION65.172.246.0/24 AS18435 THEJUNCTION65.172.247.0/24 AS18435 THEJUNCTION65.173.64.0/22 AS11398 CENTURYLINK-LEGACY-EMBARQ-LVGS65.173.76.0/24 AS209 CENTURYLINK-US-LEGACY-QWEST65.173.78.0/24 AS209 CENTURYLINK-US-LEGACY-QWEST65.173.79.0/24 AS209 CENTURYLINK-US-LEGACY-QWEST65.173.82.0/23 AS209 CENTURYLINK-US-LEGACY-QWEST65.173.82.0/24 AS19901 BRIGHTSPEED65.173.84.0/23 AS209 CENTURYLINK-US-LEGACY-QWEST65.173.86.0/23 AS11398 CENTURYLINK-LEGACY-EMBARQ-LVGS65.173.86.0/24 AS209 CENTURYLINK-US-LEGACY-QWEST65.173.88.0/23 AS11398 CENTURYLINK-LEGACY-EMBARQ-LVGS65.173.90.0/24 AS209 CENTURYLINK-US-LEGACY-QWEST65.173.91.0/24 AS19901 BRIGHTSPEED65.173.92.0/22 AS19901 BRIGHTSPEED65.173.93.0/24 AS19901 BRIGHTSPEED65.173.94.0/24 AS19901 BRIGHTSPEED65.173.160.0/19 AS4637 ASN-TELSTRA-GLOBAL65.173.245.0/24 AS21582 NAU-AS