104.166.137.0/24 Zenlayer Inc
Announced by AS21859 Zenlayer Inc. RPKI valid Seen by 5 of our 5 looking glass sessions.
Summary
What the table says about 104.166.137.0/24
Prefix
Origin
AS21859 ZEN-ECN
RPKI
RPKI valid
Size
256 addresses
Less specific
More specifics
0
IRR route objects
1 exact, 4 covering
In RouteViews
2026-10-16 00:02 UTC
Paths
How 104.166.137.0/24 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 3257 8452 21859
| Origin | AS21859 Zenlayer Inc |
| Origin code | IGP |
| Communities | 174:21000 174:22013 36601:150 36601:174 36601:2001 |
| Updated | 16h 28m ago |
AS903 UNIFIED-COMMUNICATIONS-TECHNOLOGIES (UCT - Valdosta, GA)Collector-2-COCOA-FL903 13760 7029 3257 8452 21859
| Origin | AS21859 Zenlayer Inc |
| Origin code | IGP |
| Communities | 903:900 903:13760 |
| Updated | 3d 16h ago |
AS36295 FLORIDA-HIGH-SPEED-INTERNET (FLHSI - Cocoa, FL)Collector-2-COCOA-FL36295 6461 3257 8452 21859
| Origin | AS21859 Zenlayer Inc |
| Origin code | IGP |
| Communities | 6461:5997 36295:100 36295:6461 |
| Updated | 16h 28m ago |
RPKI
Route origin authorizations
Covered by a ROA authorizing AS21859 to originate 104.166.128.0/18 up to /24. Validate another origin.
| ROA prefix | Max length | Authorized origin | Trust anchor |
|---|---|---|---|
| 104.166.128.0/18 | /24 | AS21859 ZEN-ECN | RIPE |
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 |
|---|---|---|---|---|
| 104.166.137.0/24 | AS21859 ZEN-ECN | RIPE | N | US-ZENLAYER-1-MNT |
| 104.166.136.0/22 covering | AS21859 ZEN-ECN | RADB | ZL-IDC-CAL1-W40707 | MAINT-AS21859 |
| 104.166.136.0/22 covering | AS21859 ZEN-ECN | RIPE | N | US-ZENLAYER-1-MNT |
| 104.166.128.0/18 covering | AS21859 ZEN-ECN | NTTCOM | CMI IP Transit | MAINT-CMI-INT-HK |
| 104.166.128.0/18 covering | AS21859 ZEN-ECN | RADB | CMI (Customer Route) | MAINT-AS58453 |
Less specific
Covering prefixes
Announced prefixes that contain this one, most specific first.