Data as of Nov 11, 2026
136.242.71.0/24
No anonymizer space · no proxy exits in 30 daysCitizens Mutual Telephone Cooperative
Announcement
this exact prefix
RPKI valid
Announced by
Type
Residential
Risk
0 / 100 · Low
Recent change
New origin Jun 2026
from AS402135 Citizens Mutual Telephone Cooperative
Announcements
Less specific
Covering announcements
| Prefix | Origin | Type | Proxy exits | Holder | RPKI |
|---|---|---|---|---|---|
| 136.242.64.0/20 since Jun 2026 | AS402135 | Residential | 19 1 always on | Citizens Mutual Telephone Cooperative |
Network & registry
Origin network
AS402135
US
- Name
- Citizens Mutual Telephone Cooperative
- Type
- Internet provider
- Registered
- Jan 22, 2026
- Domain
- mycmtech.com
- Industry
- Internet Service Provider (ISP)
- Spamhaus ASN-DROP
- not listed
Routing timeline
Covering aggregate above, the prefix's own history below
Summary
Routing history
- Pattern
- Stable
- First seen
- Apr 2026
- Current origin since
- Jun 2026 · 5 mo
- Origin networks
- 1
RPKI
Route origin authorizations
| ROA prefix | ASN | Max len | Anchor | Verdict |
|---|---|---|---|---|
| 136.242.64.0/20 | AS402135 | /24 | ARIN | RPKI valid |
Whois
Registration for this announcement
- Range
- 136.
242. 64. 0/ 20 - Netname
- CMTC-8
- Registrant
- Citizens Mutual Telephone Cooperative
- Organization
- Citizens Mutual Telephone Cooperative (CMTC-8)
- Org address
- 114 W Jefferson St, Bloomfield, IA, 52537
- Org country
- US
- Type
- Direct Allocation
- Handle
- NET-136-242-64-0-1
- Parent
- NET-136-0-0-0-0
- Created
- Mar 10, 2025
- RIR
- ARIN
- Country
- US
- Delegated
- Mar 10, 2025
- Status
- assigned
Report abuse
Abuse contact
- nberry@
mycmtech. com - Name
- Berry, Nathan
- Phone
- +1-641-664-2074
- Handle
- BERRY365-ARIN