CETIN a.s.
AS197197 is CETIN a.s. (mnetstudenka.cz). It announces 16,384 IPv4 addresses in 1 prefixes, and 1 IPv6 prefixes.
Czechia· RIPE· allocated 2010-07-28· isp
Where its space is
The IPv4 it announces that IP Geolocation places, by country. A /24 counts for the AS announcing most of it.
- Czechia16,384 · 100.00%
Registry record
Its ASN Whois record, as the registry publishes it.
- handle
- M-NET
- name
- CETIN a.s.
- org
- ORG-EPss1-RIPE
- org name
- CETIN a.s.
- org address
- Ceskomoravska 2510/19, 190 00, Prague 9, CZECH REPUBLIC
- org country
- CZ
- country
- CZ
- source
- ripe
- status
- ASSIGNED
- created
- 2010-07-28
- updated
- 2025-10-21
- maintainer
- RIPE-NCC-END-MNT|CETIN-MNT
- abuse name
- CETIN hostmaster
- abuse email
- abuse@cetin.cz
- abuse phone
- +420 238 461 111
- 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 IP360.22%
- anyip, geonix, proxyseller0.20%
- None here
- None here
- None here
- None here
- Hosting IP7684.69%
- None here
- None here
- None here
- SSH IP360.22%
- SMTP IP170.10%
- 0.02%
IPv4 prefixes
Every IPv4 prefix BGP Route saw it announce. A prefix another AS also announces says so.
| PREFIX | COUNTRY | RPKI | PEERS | FIRST SEEN |
|---|---|---|---|---|
| 109.224.64.0/18 | Czechia | valid | 17 | 2026-10-02 |
IPv6 prefixes
Every IPv6 prefix BGP Route saw it announce.
| PREFIX | COUNTRY | RPKI | PEERS | FIRST SEEN |
|---|---|---|---|---|
| 2a00:7e80::/32 | Czechia | valid | 20 | 2026-10-02 |
Test the real build first.
An evaluation license puts a full current build in your hands — every row, every column, no sampling — so you can measure it against your own traffic before anyone talks about terms.