Data as of Nov 10, 2026
5.180.201.0/29
No anonymizer space · no proxy exits in 30 daysMasterDC s.r.o. · space held by Bydzovsky 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 |
|---|---|---|---|---|---|---|
| 5.180.200.0/22 | 1,024 | CZ-BYDZOVSKY-20190401 | Bydzovsky s.r.o. (ORG-BS460-RIPE) · CZ | ALLOCATED PA | Apr 1, 2019 | abuse@ |
| └ 5.180.201.0/29 | 8 | AMiT | unknown | ASSIGNED PA | Apr 26, 2019 | abuse@ via CZ-BYDZOVSKY-20190401 |
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 5.180.200.0/22
- Prefix
- 5.180.200.0/22
- Announced by
- AS24971 MasterDC s.r.o.
- Type
- Hosting
- RPKI
- RPKI valid
- Netname
- CZ-BYDZOVSKY-20190401
- Registrant
- Bydzovsky s.r.o.
- 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 5.180.200.0/22
5.180.200.0/22
Routing history
- Pattern
- Stable
- First seen
- Apr 2019
- Current origin since
- Apr 2019 · 7.6 yr
- Origin networks
- 1
RPKI
Route origin authorizations
| ROA prefix | ASN | Max len | Anchor | Verdict |
|---|---|---|---|---|
| 5.180.200.0/22 | AS24971 | /22 | RIPE | RPKI valid |
IRR
Route objects on 5.180.200.0/22
| Origin | Registry | Description | Maintainer | Modified |
|---|---|---|---|---|
| AS24971 | RIPE | CZ-BYDZOVSKY-20190401 | MASTER-MNT | Apr 1, 2019 |
Whois
Registration for this announcement
- Range
- 5.
180. 200. 0/ 22 - Netname
- CZ-BYDZOVSKY-20190401
- Registrant
- Bydzovsky s.r.o.
- Registrant country
- CZ
- Organization
- Bydzovsky s.r.o. (ORG-BS460-RIPE)
- Org country
- CZ
- Type
- ALLOCATED PA
- Created
- Apr 1, 2019
- Updated
- Apr 1, 2019
- Maintainer
- RIPE-NCC-HM-MNT
- RIR
- RIPE NCC
- Country
- CZ
- Delegated
- Apr 1, 2019
- Status
- assigned
Report abuse
Abuse contact
- abuse@
rozhled. cz - Name
- Abuse-C Role
- Handle
- AR51773-RIPE