Web4U s.r.o.
AS39790 is Web4U s.r.o. (web4u.cz). It announces 5,120 IPv4 addresses in 5 prefixes, and 3 IPv6 prefixes.
Czechia· RIPE· allocated 2006-04-25· hosting
Where its space is
The IPv4 it announces that IP Geolocation places, by country. A /24 counts for the AS announcing most of it.
- Czechia5,120 · 100.00%
Registry record
Its ASN Whois record, as the registry publishes it.
- handle
- WEB4U
- name
- Web4U s.r.o.
- org
- ORG-WS296-RIPE
- org name
- Web4U s.r.o.
- org address
- Mahlerovy sady 1, 13000, Praha 3, CZECH REPUBLIC
- org country
- CZ
- country
- CZ
- source
- ripe
- status
- ASSIGNED
- created
- 2006-04-25
- updated
- 2026-07-22
- remarks
- ===[ UPSTREAM CONNECTIVITY ]======================================= / ---[ Comsource ]--- / ---[ CRA ]--- / ===[ NIX.CZ IPV4 PEERINGS ]========================================
- maintainer
- RIPE-NCC-END-MNT|MNT-WEB4U
- abuse name
- Web4U abuse
- abuse email
- abuse@web4u.cz
- abuse kind
- role
What the databases see
Addresses each address-keyed database holds in the IPv4 it announces, as a share of that space, with its largest providers. Counts overlap.
- VPN IP200.39%
- None here
- floppydata0.02%
- None here
- None here
- None here
- Hosting IP3,58470.00%
- None here
- None here
- None here
- SSH IP3356.54%
- SMTP IP2284.45%
- 1.27%
IPv4 prefixes
Every IPv4 prefix BGP Route saw it announce. A prefix another AS also announces says so.
IPv6 prefixes
Every IPv6 prefix BGP Route saw it announce.
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