Data as of Nov 15, 2026
207.241.128.0/22
No anonymizer space · no proxy exits in 30 daysCMSInter.net LLC
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 |
|---|---|---|---|---|---|---|
| 207.241.128.0/20 | 4,096 | CMSI-IPV4-2 | CMSInter.net LLC (CMSI) · US | Direct Allocation | Feb 11, 1999 | abuse@ |
| └ 207.241.128.0/21 | 2,048 | CMS-IPV4-2-CMS | CMSInter.net LLC (C04774175) · US | Reassigned | Nov 19, 2013 | abuse@ via CMSI-IPV4-2 |
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
- CMSInter.net LLC
- Handle
- CMSI
- Range
- 207.
241. 128. 0/ 20 - Registration type
- Direct Allocation
- Record created
- Feb 11, 1999
Origin network
AS26271
US
- Name
- CMSInter.net LLC
- Type
- Internet provider
- Registered
- Aug 9, 2002
- Domain
- cmsinter.net
- Website
- cmsinter.net
- Industry
- Internet Service Provider (ISP)
- Spamhaus ASN-DROP
- not listed
Routing timeline
Who has announced this prefix
Summary
Routing history
- Pattern
- Stable
- First seen
- Dec 2025
- Current origin since
- Dec 2025 · 11 mo
- Origin networks
- 1
RPKI
Route origin authorizations
| ROA prefix | ASN | Max len | Anchor | Verdict |
|---|---|---|---|---|
| 207.241.128.0/20 | AS26271 | /24 | ARIN | RPKI valid |
IRR
Route objects on the exact prefix
| Origin | Registry | Description | Maintainer | Modified |
|---|---|---|---|---|
| AS26271 | ARIN | Mount Pleasant, MI | MNT-CMSI | Dec 18, 2025 |
Whois
Registration for this announcement
- Range
- 207.
241. 128. 0/ 21 - Netname
- CMS-IPV4-2-CMS
- Registrant
- CMSInter.net LLC
- Organization
- CMSInter.net LLC (C04774175)
- Type
- Reassigned
- Handle
- NET-207-241-128-0-2
- Parent
- NET-207-241-128-0-1
- Created
- Nov 19, 2013
- RIR
- ARIN
- Country
- US
- Delegated
- Feb 11, 1999
- Status
- assigned
Report abuse
Abuse contact
- abuse@
cmsinter. net - Name
- Abuse
- Phone
- +1-800-962-7022
- Handle
- ABUSE2784-ARIN