Data as of Nov 6, 2026
66.33.147.0/24
No anonymizer space · no proxy exits in 30 daysIDT Corporation
Announcements
Less specific
Covering announcements
| Prefix | Origin | Type | Holder | RPKI |
|---|---|---|---|---|
| 66.33.128.0/19 since Sep 18, 2026 | AS7270 | Business | IDT Corporation |
Registrations in this block
The registry's network records over the announcement: those covering it, widest first, then every record inside it, under its parent.
| Range | Addresses | Netname | Holder | Type | Created | Abuse contact |
|---|---|---|---|---|---|---|
| 66.33.128.0/18 | 16,384 | N2P-1 | IDT Corporation (IDTCO) · US | Direct Allocation | Oct 23, 2000 | gnoc@ |
| └ 66.33.144.0/22 | 1,024 | N2P-HAC1 | net2phone (C00165029) · US | Reassigned | Apr 4, 2001 | gnoc@ via N2P-1 |
A contact marked “via” is the registry's: the record names none of its own, so the registry hands down its parent's.
Network & registry
Registry
Holder
- Organization
- IDT Corporation
- Handle
- IDTCO
- Range
- 66.
33. 128. 0/ 18 - Registration type
- Direct Allocation
- Record created
- Oct 23, 2000
Origin network
AS7270
US
- Name
- IDT Corporation
- Type
- Business
- Registered
- Oct 30, 1996
- Domain
- idt.net
- Website
- www.idt.net
- Industry
- Retail Stores, Wholesale, and E-commerce Sites
- Spamhaus ASN-DROP
- not listed
Routing timeline
Covering aggregate above, the prefix's own history below
Summary
Routing history
- Pattern
- Stable
- First seen
- Feb 2021
- Current origin since
- May 2024 · 2.5 yr
- Origin networks
- 1
RPKI
Route origin authorizations
| ROA prefix | ASN | Max len | Anchor | Verdict |
|---|---|---|---|---|
| 66.33.147.0/24 | AS7270 | /24 | ARIN | RPKI valid |
| 66.33.128.0/19 | AS7270 | /19 | ARIN | Too specific |
| 66.33.128.0/18 | AS7270 | /18 | ARIN | Too specific |
IRR
Route objects on the exact prefix
| Origin | Registry | Description | Maintainer | Modified |
|---|---|---|---|---|
| AS7270 | RADB | MAINT-AS7270 | Mar 14, 2024 |
Whois
Registration for this announcement
- Range
- 66.
33. 144. 0/ 22 - Netname
- N2P-HAC1
- Registrant
- net2phone
- Organization
- net2phone (C00165029)
- Type
- Reassigned
- Handle
- NET-66-33-144-0-1
- Parent
- NET-66-33-128-0-1
- Created
- Apr 4, 2001
- RIR
- ARIN
- Country
- US
- Delegated
- Oct 23, 2000
- Status
- assigned
Report abuse
Abuse contact
- gnoc@
idt. net - Name
- GNOC
- Phone
- +1-973-438-4662
- Handle
- GNOC8-ARIN