AS49101
CEZNET-MNT
Scanned 3 days ago
📋 Summary
IP address summary information| Name | CEZNET-MNT |
| Country | CZ |
| IPv4 addresses | 16K |
| IPv6 addresses | ~2^82 |
| ASN type | Transit |
| Registry | RIPE NCC |
| Allocated | Apr 14, 2009 |
| Updated | Nov 26, 2025 |
🗺️ Geolocation
Bohuňovice, CZCountries by IPv4 share
Geolocation based on WHOIS registration data.
📊 IP Ranges
IPv4: 2 | IPv6: 2| Netblock | IP Count |
|---|---|
| 82.144.128.0/19 | 8.2K |
| 46.36.32.0/19 | 8.2K |
| 2a02:d00::/32 | 0 |
| 2a02:25b0::/32 | 0 |
Prefix data from RIPE Stat / RIR allocation records.
📄 WHOIS
RIPE NCC| Handle | AS49101 |
| Name | KTCT-ASN |
| Organization | CEZNET-MNT |
| Status | active |
| Allocated | Apr 14, 2009 |
| Updated | Nov 26, 2025 |
Contacts
| Registrant | CEZNET-MNT |
| Abuse Contact | CEZNET hostmaster <dohled@ceznet.cz> |
| Admin Contact | CEZNET hostmaster <dohled@ceznet.cz> |
| Tech Contact | CEZNET hostmaster <dohled@ceznet.cz> |
| Phone | +420 211 046 699 |
| Address | CEZNET s.r.o. Vilemovska 1602 Tachov 347 01 The Czech Republic |
Source: RIPE NCC
🔗 Peers
0 peers for this ASNNo peers found.
⬆️ Upstreams
1 upstream| ASN | Name |
|---|---|
| AS39791 | TPS-AS Telco Pro Services, a. s. |
Upstream data from RIPE Stat routing history.
⬇️ Downstreams
3 downstreams🔒 RPKI / ROA
Source: rpki.zorn.ltd| Prefix | Origin ASN | Max Length | Validity |
|---|---|---|---|
| 82.144.128.0/19 | AS49101 | /19 | ✓ Valid |
| 46.36.32.0/19 | AS49101 | /24 | ✓ Valid |
RPKI validation powered by rpki.zorn.ltd (Routinator).