Data as of Nov 4, 2026
198.17.99.0/24
No anonymizer space · no proxy exits in 30 daysAT&T Technical Services Company, Inc.
Network & registry
Origin network
AS3555
US
- Name
- AT&T Technical Services Company, Inc.
- Type
- Business
- Registered
- Apr 15, 1994
- Domain
- att.com
- Industry
- Internet Service Provider (ISP)
- Spamhaus ASN-DROP
- not listed
Routing timeline
Who has announced this prefix
Summary
Routing history
- Pattern
- Stable
- First seen
- May 2005
- Current origin since
- May 2005 · 21 yr
- Origin networks
- 1
Whois
Registration for this announcement
- Range
- 198.17.99.0/24
- Netname
- ATS-1
- Registrant
- AT&T Technical Services Company, Inc.
- Organization
- AT&T Technical Services Company, Inc. (ATS-636-Z)
- Org address
- 3033 Chain Bridge Road, Oakton, VA, 22124
- Org country
- US
- Type
- Direct Allocation
- Handle
- NET-198-17-99-0-1
- Parent
- NET-198-0-0-0-0
- Created
- Dec 21, 1992
- RIR
- ARIN
- Country
- US
- Delegated
- Dec 21, 1992
- Status
- assigned
Report abuse
Abuse contact
- [email protected]
- Name
- No, Contact Known
- Phone
- +1-800-555-1234
- Handle
- CKN23-ARIN