Data as of Nov 6, 2026
185.135.4.0/24
No anonymizer space · no proxy exits in 30 daysTFnet s.r.o.
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 |
|---|---|---|---|---|---|---|
| 185.135.4.0/22 | 1,024 | CZ-TFNETSRO-20160119 | TFnet s.r.o. (ORG-TS79-RIPE) · CZ | ALLOCATED PA | Jan 19, 2016 | abuse@ |
| └ 185.135.4.0/24 | 256 | TFNET | TFnet s.r.o. | ASSIGNED PA | Jun 23, 2016 | abuse@ via CZ-TFNETSRO-20160119 |
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
Announced by
Covering announcement 185.135.4.0/22
- Prefix
- 185.135.4.0/22
- Announced by
- AS202895 TFnet s.r.o.
- Type
- Residential
- RPKI
- No RPKI
- Netname
- CZ-TFNETSRO-20160119
- Registrant
- TFnet s.r.o.
- RIR
- RIPE NCC
Origin network
AS202895
CZ
- Name
- TFnet s.r.o.
- Type
- Internet provider
- Registered
- May 9, 2016
- Domain
- tfnet.cz
- Website
- www.tfnet.cz
- Industry
- Internet Service Provider (ISP)
- Spamhaus ASN-DROP
- not listed
Routing timeline
Who has announced 185.135.4.0/22
185.135.4.0/22
Routing history
- Pattern
- Stable
- First seen
- Aug 2016
- Current origin since
- Aug 2016 · 10 yr
- Origin networks
- 1
IRR
Route objects on 185.135.4.0/22
| Origin | Registry | Description | Maintainer | Modified |
|---|---|---|---|---|
| AS202895 | RIPE | TFnet s.r.o. | TFNET-MNT | Jun 22, 2016 |
Whois
Registration for this announcement
- Range
- 185.
135. 4. 0/ 22 - Netname
- CZ-TFNETSRO-20160119
- Registrant
- TFnet s.r.o.
- Registrant country
- CZ
- Organization
- TFnet s.r.o. (ORG-TS79-RIPE)
- Org country
- CZ
- Type
- ALLOCATED PA
- Created
- Jan 19, 2016
- Updated
- Jul 10, 2017
- Maintainer
- RIPE-NCC-HM-MNT
- RIR
- RIPE NCC
- Country
- CZ
- Delegated
- Jan 19, 2016
- Status
- assigned
Report abuse
Abuse contact
- abuse@
tfnet. cz - Name
- Abuse-C Role
- Handle
- AR13705-RIPE