Data as of Nov 7, 2026
91.226.216.0/22
No anonymizer space · no proxy exits in 30 daysMasterDC s.r.o. · space held by W HOSTING, s.r.o.
Network & registry
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 this prefix
Summary
Routing history
- Pattern
- Stable
- First seen
- May 2011
- Current origin since
- May 2011 · 16 yr
- Origin networks
- 1
RPKI
Route origin authorizations
| ROA prefix | ASN | Max len | Anchor | Verdict |
|---|---|---|---|---|
| 91.226.216.0/22 | AS24971 | /22 | RIPE | RPKI valid |
IRR
Route objects on the exact prefix
| Origin | Registry | Description | Maintainer | Modified |
|---|---|---|---|---|
| AS24971 | RIPE | W-HOSTING | MASTER-MNT | Feb 18, 2020 |
IRR inside
Route objects inside
| Prefix | Origin | Registry | Description | Maintainer | Modified |
|---|---|---|---|---|---|
| 91.226.216.0/23 | AS24971 | RIPE | W-HOSTING | MASTER-MNT | Feb 19, 2020 |
| 91.226.218.0/24 | AS24971 | RIPE | W-HOSTING | MASTER-MNT | Feb 19, 2020 |
| 91.226.219.0/24 | AS57069 | RIPE | W-HOSTING-Net4 | SUCHDOLNET-MNT | Feb 18, 2020 |
Whois
Registration for this announcement
- Range
- 91.
226. 216. 0/ 22 - Netname
- W-HOSTING-1
- Registrant
- W HOSTING, s.r.o.
- Registrant country
- CZ
- Organization
- W HOSTING, s.r.o. (ORG-WHS1-RIPE)
- Org country
- CZ
- Type
- ASSIGNED PI
- Created
- Apr 28, 2011
- Updated
- Feb 18, 2020
- Maintainer
- RIPE-NCC-END-MNT
- RIR
- RIPE NCC
- Country
- CZ
- Delegated
- Apr 28, 2011
- Status
- assigned
Report abuse
Abuse contact
- info@
dobraspolecnost. cz - Name
- W HOSTING s.r.o.
- Handle
- WHS14-RIPE