Data as of Nov 4, 2026
37.205.9.0/24
No anonymizer space · no proxy exits in 30 daysMasterDC s.r.o. · space held by vpsFree.cz, z.s.
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 |
|---|---|---|---|---|---|---|
| 37.205.8.0/21 | 2,048 | CZ-VPSFREE-20120327 | vpsFree.cz, z.s. (ORG-VO15-RIPE) · CZ | ALLOCATED PA | Jan 2, 2015 | abuse@ |
| └ 37.205.9.0/24 | 256 | VPSFREE-PRG1 | vpsFree.cz - Prague1 | ASSIGNED PA | Mar 28, 2012 | abuse@ via CZ-VPSFREE-20120327 |
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 37.205.8.0/22
- Prefix
- 37.205.8.0/22
- Announced by
- AS24971 MasterDC s.r.o.
- Type
- Hosting
- RPKI
- RPKI valid
- Netname
- CZ-VPSFREE-20120327
- Registrant
- vpsFree.cz, z.s.
- RIR
- RIPE NCC
Origin network
AS24971
CZ
- Name
- MasterDC s.r.o.
- Type
- Hosting
- Registered
- Jun 11, 2002
- Domain
- master.cz
- Website
- www.master.cz
- Industry
- Hosting and Cloud Provider
- Spamhaus ASN-DROP
- not listed
Routing timeline
Who has announced 37.205.8.0/22
37.205.8.0/22
Routing history
- Pattern
- Stable
- First seen
- Mar 2012
- Current origin since
- Mar 2012 · 15 yr
- Origin networks
- 1
RPKI
Route origin authorizations
| ROA prefix | ASN | Max len | Anchor | Verdict |
|---|---|---|---|---|
| 37.205.8.0/22 | AS24971 | /22 | RIPE | RPKI valid |
IRR
Route objects on 37.205.8.0/22
| Origin | Registry | Description | Maintainer | Modified |
|---|---|---|---|---|
| AS24971 | RIPE | RELBIT-VPSFREE | MASTER-MNT | Mar 29, 2012 |
Whois
Registration for this announcement
- Range
- 37.
205. 8. 0/ 21 - Netname
- CZ-VPSFREE-20120327
- Registrant
- vpsFree.cz, z.s.
- Registrant country
- CZ
- Organization
- vpsFree.cz, z.s. (ORG-VO15-RIPE)
- Org country
- CZ
- Type
- ALLOCATED PA
- Created
- Jan 2, 2015
- Updated
- Jun 12, 2017
- Maintainer
- RIPE-NCC-HM-MNT
- RIR
- RIPE NCC
- Country
- CZ
- Delegated
- Mar 27, 2012
- Status
- assigned
Report abuse
Abuse contact
- abuse@
vpsfree. cz - Name
- Abuse-C Role
- Handle
- AR14480-RIPE