Data as of Nov 8, 2026
204.106.17.0/24
No anonymizer space · no proxy exits in 30 days123.Net, Inc. · space held by Altarum Institute
Network & registry
Origin network
AS12129
US
- Name
- 123.Net, Inc.
- Type
- Internet provider
- Registered
- Mar 30, 1999
- Domain
- 123.net
- Website
- www.123.net
- Industry
- Internet Service Provider (ISP)
- Spamhaus ASN-DROP
- not listed
Routing timeline
Who has announced this prefix
Summary
Routing history
- Pattern
- Rotating
- First seen
- Mar 2006
- Current origin since
- Jul 2025 · 1.3 yr
- Origin networks
- 2
- Last change of origin
- Jul 2025
Recorded history
History
- Handoffs
- 1
Whois
Registration for this announcement
- Range
- 204.
106. 17. 0 - 204. 106. 31. 255 - Netname
- ALTARUM-NET1
- Registrant
- Altarum Institute
- Organization
- Altarum Institute (ALTARU-1)
- Org address
- 26200 Town Center Drive, Novi, MI, 48375
- Org country
- US
- Type
- Direct Allocation
- Handle
- NET-204-106-17-0-1
- Parent
- NET-204-0-0-0-0
- Created
- Jul 21, 1994
- RIR
- ARIN
- Country
- US
- Delegated
- Jul 21, 1994
- Status
- assigned
Report abuse
Abuse contact
- jerry.
powers@ altarum. org - Name
- Powers, Jeremiah Patrick
- Phone
- +1-734-302-4709
- Handle
- JPP8-ARIN