81.91.85.236
cybers-web-alt.server4u.cz
vpnfalseproxyfalsetorfalseabuserfalsebogonfalsedatacentertrueanycastfalsemobilefalsesatellitefalsecrawlerfalse
Summary
- IP address
- 81.91.85.236
- Hostname
- cybers-web-alt.server4u.cz
- Location
- Prague, Prague, Czechia
- IP range
- 81.91.80.0/21
- Organization
- Web4U s.r.o.
- AS type
- hosting
- Abuse email
- abuse@web4u.cz
- Registry
- ripe
- Privacy
- true
Geolocation
- Country
- 🇨🇿 Czechia
- Region
- Prague
- City
- Prague
- Coordinates
- 50.081, 14.4511
- Timezone
- Europe/Prague
- Last location change
- Unknown
- Local time
- 2026-11-01T16:34:33+01:00
- EU member
- yes
- Precision
- region — geolocation_database
Network
- ASN
- AS39790
- Organization
- Web4U s.r.o.
- Domain
- web4u.cz
- Country
- CZ
- Route
- 81.91.80.0/21
- Registry
- ripe
- Normalized ASN type
- hosting
- Last ASN change
- Unknown
Registered network
- Name
- WEB4U-NET-CUST-85
- Type
- reassignment
- Network
- 81.91.85.0/24
- Organization
- Web4U s.r.o.
- Domain
- web4u.cz
Abuse contact
- Name
- Web4U abuse
- abuse@web4u.cz
- Country
- CZ
Datacenter
- Provider
- Web4U s.r.o.
- Network
- 81.91.80.0/20
Registry ripe · allocated 2006-04-25 · updated 2026-10-26