csov.eu - dns.ninja
csov.eu
| DNSSEC | ⚠️ Not signed | ||||||
| A | 146.102.17.31🇨🇿 CESNET146.102.0.0/16 VSE-TCZ | ||||||
| PTR | webhosting.vse.cz | ||||||
| NS | ns1.websupport.cz ⭐ | ||||||
| A | 2a10:bbc0::11🇨🇿 ACTIVE24-AS2a10:bbc0::/32 | ||||||
| PTR | ns1.websupport.eu | ||||||
| A | 45.10.97.11🇨🇿 ACTIVE24-AS45.10.97.0/24 | ||||||
| PTR | ns1.websupport.eu | ||||||
| NS | ns2.websupport.cz | ||||||
| A | 2a02:250:3::12🇸🇪 ACTIVE24-AS2a02:250:3::/48 | ||||||
| PTR | ns2.websupport.eu | ||||||
| A | 185.71.159.12🇸🇪 ACTIVE24-AS185.71.159.0/24 | ||||||
| PTR | ns2.websupport.eu | ||||||
| NS | ns3.websupport.eu | ||||||
| A | 2a10:bbc0::13🇨🇿 ACTIVE24-AS2a10:bbc0::/32 | ||||||
| PTR | ns3.websupport.eu | ||||||
| A | 45.10.97.13🇨🇿 ACTIVE24-AS45.10.97.0/24 | ||||||
| PTR | ns3.websupport.eu | ||||||
| MX | vse.vse.cz ⭐ | ||||||
| A | 2001:718:1e02::2🇨🇿 CESNET2001:718::/32 6-TCZ | ||||||
| PTR | vse.vse.cz | ||||||
| A | 146.102.16.2🇨🇿 CESNET146.102.0.0/16 VSE-TCZ | ||||||
| PTR | vse.vse.cz | ||||||
| MX | mx2.vse.cz(75) | ||||||
| A | 78.31.26.42🇨🇿 ICZAS-CZ78.31.24.0/21 ICZ PI Network | ||||||
| PTR | mx2.vse.cz | ||||||
| SOA | ns1.websupport.czadmin@websupport.cz serial=1768894799 | ||||||
eu
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | si.dns.eu ⭐ | ||||||
| NS | be.dns.eu | ||||||
| NS | w.dns.eu | ||||||
| NS | x.dns.eu | ||||||
| NS | y.dns.eu | ||||||
| SOA | si.dns.eutech@eurid.eu serial=1126779744 | ||||||
Same first word
Similar names
DNS History
9 records (6 active, 3 former)
○NSns1.thinline.cz2015-07-07 → 2020-01-17 · 4 obs
● 2020-01-17 22:54:18
○ 2026-03-03 15:26:38
○ 2026-08-05 14:12:10
●NSns1.websupport.cz2026-03-03 → 2026-08-05 · 3 obs
● 2026-03-03 15:26:38
● 2026-08-05 14:12:10
○NSns2.thinline.cz2015-07-07 → 2020-01-17 · 4 obs
● 2020-01-17 22:54:18
○ 2026-03-03 15:26:38
○ 2026-08-05 14:12:10
●NSns2.websupport.cz2026-03-03 → 2026-08-05 · 3 obs
● 2026-03-03 15:26:38
● 2026-08-05 14:12:10
○NSns3.cesky-hosting.eu2015-07-07 → 2020-01-17 · 4 obs
● 2020-01-17 22:54:18
○ 2026-03-03 15:26:38
○ 2026-08-05 14:12:10
●NSns3.websupport.eu2026-03-03 → 2026-08-05 · 3 obs
● 2026-03-03 15:26:38
● 2026-08-05 14:12:10
●A146.102.17.312015-07-07 → 2026-08-05 · 2 obs
● 2026-08-05 14:12:10
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| eu | w.dns.eu, x.dns.eu, y.dns.eu, be.dns.eu... | - |
| csov.eu | ns1.websupport.cz, ns2.websupport.cz, ns3.websupport.eu | - |
✅ Authoritative Response
Server:45.10.97.11
NS records: ns1.websupport.cz, ns2.websupport.cz, ns3.websupport.eu
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for csov.eu (unsigned zone)
⏱️ Timing
Total: 567ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 146.102.17.31 |
| NS | 3 | ns1.websupport.cz, ns2.websupport.cz... |
| MX | 2 | vse.vse.cz (pri: 50), mx2.vse.cz (pri: 75) |
| SOA | 1 | ns1.websupport.cz admin.websupport.cz |
Analysis
IP Addresses
csov.eu resolves to just one IP address, 146.102.17.31.
Two other host names, along with webhosting.vse.cz, prazske-verejne-vysoke-skoly.cz and econlib.cz, also share IP numbers with csov.eu.
Name Servers
csov.eu is delegated to three name servers: ns1.websupport.cz, ns2.websupport.cz and ns3.websupport.eu.
csov.eu partially shares its NS delegation with several other domains, including intco.cz, dialogy.cz, hotelpro.cz and two others.
These name servers regularly co-occur with the name servers ns1.websupport.sk, ns2.websupport.sk and ns3.websupport.sk.
ns1.websupport.cz, ns2.websupport.cz and ns3.websupport.eu each resolve to two IP addresses: ns1.websupport.cz resolves to 45.10.97.11 and 2a10:bbc0::11; ns2.websupport.cz resolves to 185.71.159.12 and 2a02:250:3::12; ns3.websupport.eu resolves to 45.10.97.13 and 2a10:bbc0::13.
Mail Servers
csov.eu is served by two mail servers, mx2.vse.cz and vse.vse.cz.
Among the domains sharing a mail server setup with csov.eu are vse-praha.info, econlib.cz, orchidea.vse.cz and two others.
Host names that have two IP addresses:
vse.vse.cz points to 146.102.16.2 and 2001:718:1e02::2.
Host names that point to one IP address:
mx2.vse.cz points to 78.31.26.42.