Data as of Nov 7, 2026
205.204.51.96/29
No anonymizer space · no proxy exits in 30 daysCTS Communications Corp
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 |
|---|---|---|---|---|---|---|
| 205.204.48.0/20 | 4,096 | CTSTELECOM-BLK-4 | CTS Communications Corp (CTSC) · US | Direct Allocation | Jan 3, 2011 | abuse@ |
| └ 205.204.51.96/29 | 8 | CTSC-S3907 | unknown | — | — | — |
Network & registry
Announced by
Covering announcement 205.204.48.0/20
- Prefix
- 205.204.48.0/20
- Announced by
- AS19653 CTS Communications Corp
- Type
- Residential
- Proxy exits
- 34
- Always-on exits
- 2
- RPKI
- No RPKI
- Netname
- CTSTELECOM-BLK-4
- Registrant
- CTS Communications Corp
- RIR
- ARIN
Origin network
AS19653
US
- Name
- CTS Communications Corp
- Type
- Internet provider
- Registered
- Jan 29, 2001
- Domain
- ctstelecom.com
- Website
- www.ctstelecom.com
- Industry
- Internet Service Provider (ISP)
- Spamhaus ASN-DROP
- not listed
Routing timeline
Who has announced 205.204.48.0/20
205.204.48.0/20
Routing history
- Pattern
- Stable
- First seen
- Feb 2011
- Current origin since
- Feb 2011 · 16 yr
- Origin networks
- 1
IRR
Route objects on 205.204.48.0/20
| Origin | Registry | Description | Maintainer | Modified |
|---|---|---|---|---|
| AS19653 | RADB | auto-generated route object for 205.204.48.0/20 | MAINT-AS19653 | Nov 13, 2023 |
Whois
Registration for this announcement
- Range
- 205.
204. 48. 0/ 20 - Netname
- CTSTELECOM-BLK-4
- Registrant
- CTS Communications Corp
- Organization
- CTS Communications Corp (CTSC)
- Org address
- 11880 College Blvd, Suite 100, Overland Park, KS, 66210
- Org country
- US
- Type
- Direct Allocation
- Handle
- NET-205-204-48-0-1
- Parent
- NET-205-0-0-0-0
- Created
- Jan 3, 2011
- RIR
- ARIN
- Country
- US
- Delegated
- Jan 3, 2011
- Status
- assigned
Report abuse
Abuse contact
- abuse@
metronetinc. com - Name
- Abuse Master
- Phone
- +1-877-407-3224
- Handle
- ABUSE2202-ARIN