Data as of Nov 5, 2026
207.141.100.0/24
No anonymizer space · no proxy exits in 30 daysNNSA Office Of Secure Transportation · space held by AT&T Enterprises, LLC
Announcements
Less specific
Covering announcements
| Prefix | Origin | Type | Proxy exits | Holder | RPKI |
|---|---|---|---|---|---|
| 207.140.0.0/15 since May 2005 | AS7018 | Residential | 70 2 always on | AT&T Enterprises, LLC |
Network & registry
Origin network
AS394819
US
- Name
- NNSA Office Of Secure Transportation
- Type
- Education
- Registered
- Jan 13, 2016
- Domain
- doe.gov
- Industry
- Utilities (Excluding Internet Service)
- Spamhaus ASN-DROP
- not listed
Routing timeline
Covering aggregate above, the prefix's own history below
Summary
Routing history
- Pattern
- Stable
- First seen
- Feb 2016
- Current origin since
- Feb 2016 · 11 yr
- Origin networks
- 1
Whois
Registration for this announcement
- Range
- 207.
140. 0. 0/ 15 - Netname
- ATT-WORLDNET-MIS
- Registrant
- AT&T Enterprises, LLC
- Organization
- AT&T Enterprises, LLC (AEL-360)
- Org address
- 208 S. Akard St., Dallas, TX, 75202
- Org country
- US
- Type
- Direct Allocation
- Handle
- NET-207-140-0-0-1
- Parent
- NET-207-0-0-0-0
- Created
- May 22, 1996
- RIR
- ARIN
- Country
- US
- Delegated
- May 22, 1996
- Status
- assigned
Report abuse
Abuse contact
- abuse@
att. net - Name
- abuse
- Phone
- +1-919-319-8167
- Handle
- ABUSE7-ARIN