Data as of Nov 3, 2026
209.131.16.0/24
No anonymizer space · no proxy exits in 30 days123.Net, Inc.
Registrations in this block
The registry's network records over this block, widest first, each under its parent.
| Range | Addresses | Netname | Holder | Type | Created | Abuse contact |
|---|---|---|---|---|---|---|
| 209.131.0.0/19 | 8,192 | MICA-CBLK3 | 123.Net, Inc. (NETIN-6) · US | Direct Allocation | Aug 26, 1997 | [email protected] |
| └ 209.131.16.0/24 | 256 | CUPROCESSING | unknown | — | — | — |
Network & registry
Announced by
Covering announcement 209.131.0.0/19
- Prefix
- 209.131.0.0/19
- Announced by
- AS12129 123.Net, Inc.
- Type
- Unknown
- RPKI
- RPKI valid
- Netname
- MICA-CBLK3
- Registrant
- 123.Net, Inc.
- RIR
- ARIN
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 209.131.0.0/19
209.131.0.0/19
Routing history
- Pattern
- Stable
- First seen
- May 2005
- Current origin since
- Jul 2014 · 12 yr
- Origin networks
- 2
- Last change of origin
- Jul 2014
Recorded history
History
- Handoffs
- 1
RPKI
Route origin authorizations
| ROA prefix | ASN | Max len | Anchor | Verdict |
|---|---|---|---|---|
| 209.131.0.0/19 | AS12129 | /19 | ARIN | RPKI valid |
Whois
Registration for this announcement
- Range
- 209.131.0.0/19
- Netname
- MICA-CBLK3
- Registrant
- 123.Net, Inc.
- Organization
- 123.Net, Inc. (NETIN-6)
- Org address
- 24700 Northwestern Hwy. STE 700, Southfield, MI, 48075
- Org country
- US
- Type
- Direct Allocation
- Handle
- NET-209-131-0-0-1
- Parent
- NET-209-0-0-0-0
- Created
- Aug 26, 1997
- RIR
- ARIN
- Country
- US
- Delegated
- Aug 26, 1997
- Status
- assigned
Report abuse
Abuse contact
- [email protected]
- Name
- Ryan Duda
- Phone
- +1-248-228-8200
- Handle
- RD1464-ARIN