codeutils.cz - dns.ninja
codeutils.cz
cz
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | a.ns.nic.cz ⭐ | ||||||
| NS | b.ns.nic.cz | ||||||
| NS | c.ns.nic.cz | ||||||
| NS | d.ns.nic.cz | ||||||
| SOA | a.ns.nic.czhostmaster@nic.cz serial=1789667245 | ||||||
Same first word
Similar names
Previous names
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DNS History
10 records (10 active, 0 former)
●NSns1.websupport.sk2026-09-07 → 2026-09-17 · 2 obs
● 2026-09-17 18:17:20
●NSns2.websupport.sk2026-09-07 → 2026-09-17 · 2 obs
● 2026-09-17 18:17:20
●NSns3.websupport.sk2026-09-07 → 2026-09-17 · 2 obs
● 2026-09-17 18:17:20
●MXalt1.aspmx.l.google.com2026-09-07 → 2026-09-17 · 2 obs
● 2026-09-17 18:17:20
●MXalt2.aspmx.l.google.com2026-09-07 → 2026-09-17 · 2 obs
● 2026-09-17 18:17:20
●MXalt3.aspmx.l.google.com2026-09-07 → 2026-09-17 · 2 obs
● 2026-09-17 18:17:20
●MXalt4.aspmx.l.google.com2026-09-07 → 2026-09-17 · 2 obs
● 2026-09-17 18:17:20
●MXaspmx.l.google.com2026-09-07 → 2026-09-17 · 2 obs
● 2026-09-17 18:17:20
●A216.150.1.12026-09-07 → 2026-09-17 · 2 obs
● 2026-09-17 18:17:20
●A2a00:4b40:aaaa:2005::62026-09-07 → 2026-09-17 · 2 obs
● 2026-09-17 18:17:20
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| cz | a.ns.nic.cz, c.ns.nic.cz, b.ns.nic.cz, d.ns.nic.cz | - |
| codeutils.cz | ns2.websupport.sk, ns3.websupport.sk, ns1.websupport.sk | - |
✅ Authoritative Response
Server:45.10.97.11
NS records: ns2.websupport.sk, ns3.websupport.sk, ns1.websupport.sk
🔒 DNSSEC Status
🔐 Secure (DNSSEC validated)
Chain of trust verified from root to domain
⏱️ Timing
Total: 1082ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 216.150.1.1 |
| AAAA | 1 | 2a00:4b40:aaaa:2005::6 |
| NS | 3 | ns1.websupport.sk, ns2.websupport.sk... |
| MX | 5 | aspmx.l.google.com (pri: 1), alt1.aspmx.l.google.com (pri: 5)... |
| TXT | 2 | v=spf1 include:_spf.google.com ~all, google-site-verification=5OcWviMckLMNcLw |
| SOA | 1 | ns1.websupport.sk admin.websupport.cz |
Analysis
IP Addresses
codeutils.cz directs to two IP numbers, 216.150.1.1 and 2a00:4b40:aaaa:2005::6
Additional host names — paroledechercheurs.net, vardenlab.com, marryus.com.br and two others — share IP numbers with codeutils.cz.
Name Servers
codeutils.cz is delegated to three name servers: ns1.websupport.sk, ns2.websupport.sk and ns3.websupport.sk.
codeutils.cz has at least partial name server overlap with other domains, such as bristot.sk, organiqo.cz, jumbotransport.sk and two others.
ns1.websupport.sk, ns2.websupport.sk and ns3.websupport.sk each resolve to two IP addresses: ns1.websupport.sk resolves to 45.10.97.11 and 2a10:bbc0::11; ns2.websupport.sk resolves to 185.71.159.12 and 2a02:250:3::12; ns3.websupport.sk resolves to 45.10.97.13 and 2a10:bbc0::13.
Mail Servers
Mail for codeutils.cz is handled by five mail servers, namely aspmx.l.google.com, alt1.aspmx.l.google.com, alt2.aspmx.l.google.com and two others.
codeutils.cz shares mail servers — at least in part — with other domains, including ims-ga.com, outeliertalent.com, acupunctureevanston.com and two others.
These mail servers are frequently paired with the mail servers alt3.aspmx.l.google.com, alt4.aspmx.l.google.com, aspmx2.googlemail.com and aspmx3.googlemail.com.
Host names with two IP numbers:
aspmx.l.google.com points to 192.178.155.27 and 2607:f8b0:4004:c1d::1b.
alt1.aspmx.l.google.com points to 192.178.234.27 and 2800:3f0:4003:c14::1b.
alt2.aspmx.l.google.com points to 172.253.116.26 and 2a00:1450:400b:c02::1a.
alt3.aspmx.l.google.com points to 192.178.223.27 and 2a00:1450:4009:c0f::1b.
alt4.aspmx.l.google.com points to 172.253.157.26 and 2a00:1450:400c:c23::1b.