66.33.157.0/24 IDT Corporation
Announced by AS7270 IDT Corporation. RPKI valid Seen by 5 of our 5 looking glass sessions.
Summary
What the table says about 66.33.157.0/24
Prefix
Origin
AS7270 NET2PHONE
RPKI
RPKI valid
Size
256 addresses
Less specific
More specifics
0
IRR route objects
2 exact, 3 covering
In RouteViews
2026-10-15 20:02 UTC
Paths
How 66.33.157.0/24 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 7270×7
| Origin | AS7270 IDT Corporation |
| Origin code | IGP |
| Communities | 174:21001 174:22013 36601:150 36601:174 36601:2001 |
| Updated | 7d 18h ago |
AS903 UNIFIED-COMMUNICATIONS-TECHNOLOGIES (UCT - Valdosta, GA)Collector-2-COCOA-FL903 13760 3356 7270×7
| Origin | AS7270 IDT Corporation |
| Origin code | IGP |
| Communities | 903:900 903:13760 |
| Updated | 8d 3h ago |
AS36295 FLORIDA-HIGH-SPEED-INTERNET (FLHSI - Cocoa, FL)Collector-2-COCOA-FL36295 6461 1299 7270×7
| Origin | AS7270 IDT Corporation |
| Origin code | IGP |
| Communities | 6461:5997 36295:100 36295:6461 |
| Updated | 7h 37m ago |
RPKI
Route origin authorizations
Covered by a ROA authorizing AS7270 to originate 66.33.157.0/24 up to /24. Validate another origin.
| ROA prefix | Max length | Authorized origin | Trust anchor |
|---|---|---|---|
| 66.33.157.0/24 | /24 | AS7270 NET2PHONE | ARIN |
| 66.33.128.0/19 | /19 | AS7270 NET2PHONE | ARIN |
| 66.33.128.0/18 | /18 | AS7270 NET2PHONE | ARIN |
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 |
|---|---|---|---|---|
| 66.33.157.0/24 | AS7270 NET2PHONE | ARIN | IDT Corporation | MNT-IDTCO |
| 66.33.157.0/24 | AS7270 NET2PHONE | RADB | N | MAINT-AS7270 |
| 66.33.128.0/19 covering | AS7270 NET2PHONE | ARIN | IDT Corporation | MNT-IDTCO |
| 66.33.128.0/19 covering | AS7270 NET2PHONE | RADB | Net2Phone Corporation (NETBLK-N2P-1) | MAINT-AS7270 |
| 66.33.128.0/18 covering | AS7270 NET2PHONE | ARIN | IDT Corporation | MNT-IDTCO |
Less specific
Covering prefixes
Announced prefixes that contain this one, most specific first.