66.33.128.0/19 IDT Corporation
Announced by AS7270 IDT Corporation. RPKI valid Seen by 0 of our 5 looking glass sessions.
Summary
What the table says about 66.33.128.0/19
Prefix
Origin
AS7270 NET2PHONE
RPKI
RPKI valid
Size
8,192 addresses
Less specific
none
More specifics
9
IRR route objects
2 exact, 1 covering
In RouteViews
2026-10-15 20:02 UTC
RPKI
Route origin authorizations
Covered by a ROA authorizing AS7270 to originate 66.33.128.0/19 up to /19. Validate another origin.
| ROA prefix | Max length | Authorized origin | Trust anchor |
|---|---|---|---|
| 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 |
|---|---|---|---|---|
| 66.33.128.0/19 | AS7270 NET2PHONE | ARIN | IDT Corporation | MNT-IDTCO |
| 66.33.128.0/19 | AS7270 NET2PHONE | RADB | Net2Phone Corporation (NETBLK-N2P-1) | MAINT-AS7270 |
| 66.33.128.0/18 covering | AS7270 NET2PHONE | ARIN | IDT Corporation | MNT-IDTCO |
More specific
Prefixes inside 66.33.128.0/19
9 announced prefixes fall inside this one.