209.191.80.0/21 Yahoo Holdings Inc.
Announced by AS10310 Yahoo Holdings Inc. RPKI not found Seen by 5 of our 5 looking glass sessions.
Summary
What the table says about 209.191.80.0/21
Prefix
Origin
AS10310 YAHOO-1
RPKI
RPKI not found
Size
2,048 addresses
Less specific
none
More specifics
0
IRR route objects
1 exact, 3 covering
In RouteViews
2026-10-15 08:02 UTC
Paths
How 209.191.80.0/21 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 7195 10310×4
| Origin | AS10310 Yahoo Holdings Inc. |
| Origin code | IGP |
| Communities | 174:21301 174:22046 36601:150 36601:174 36601:2001 7195:57:0 7195:21507:21507 7195:5000000:0 |
| Updated | 1d 5h ago |
AS903 UNIFIED-COMMUNICATIONS-TECHNOLOGIES (UCT - Valdosta, GA)Collector-2-COCOA-FL903 13760 7195 10310×4
| Origin | AS10310 Yahoo Holdings Inc. |
| 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 10310
| Origin | AS10310 Yahoo Holdings Inc. |
| 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 |
|---|---|---|---|---|
| 209.191.80.0/21 | AS10310 YAHOO-1 | RADB | Yahoo CSA | MAINT-YAHOO |
| 209.191.80.0/20 covering | AS10310 YAHOO-1 | RADB | Verizon Media | MAINT-YAHOO |
| 209.191.64.0/19 covering | AS14780 YAHOO | RADB | Yahoo MUD | MAINT-YAHOO |
| 209.191.64.0/18 covering | AS14780 YAHOO | RADB | Yahoo MUD space | MAINT-YAHOO |