c-z.dk - robtex.com
c-z.dk
dk
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | b.nic.dk ⭐ | ||||||
| NS | c.nic.dk | ||||||
| NS | h.nic.dk | ||||||
| NS | l.nic.dk | ||||||
| NS | s.nic.dk | ||||||
| NS | t.nic.dk | ||||||
| TXT | DK zone updateEpoch 1784059741localtime Tue Jul 14 22:09:01 2026gmtime Tue Ju... | ||||||
| SOA | b.nic.dktech@punktum.dk serial=1784059741 | ||||||
Same first word
c-z.net |
c-z.co.jp |
c-z.com.cn |
c-z.de |
c-z.in |
c-z.cz |
c-z.pl |
c-z.it |
c-z.jp |
c-z.eu |
c-z.com |
c-z.kz |
c-z.org |
c-z.ru |
c-z.us |
c-z.me |
c-z.dk |
c-z.nl |
Similar names
z-c.eu |
z-c.ru |
z-c.de |
z-c.fr |
z-c.cn |
z-c.org |
z-c.co.uk |
z-c.nl |
z-c.se |
z-c.com.cn |
z-c.pl |
z-c.it |
z-c.biz |
z-c.ir |
z-c.ch |
z-c.co.il |
z-c.net |
z-c.com |
DNS History
13 records (7 active, 6 former)
○NSns1.gratisdns.dk2015-06-13 → 2017-01-07 · 4 obs
● 2017-01-07 22:30:40
○ 2026-03-27 10:57:12
○ 2026-07-14 20:48:40
●NSns1.simply.com2026-03-27 → 2026-07-14 · 3 obs
● 2026-03-27 10:57:12
● 2026-07-14 20:48:40
○NSns2.gratisdns.dk2015-06-13 → 2017-01-07 · 4 obs
● 2017-01-07 22:30:40
○ 2026-03-27 10:57:12
○ 2026-07-14 20:48:40
●NSns2.simply.com2026-03-27 → 2026-07-14 · 3 obs
● 2026-03-27 10:57:12
● 2026-07-14 20:48:40
○NSns3.gratisdns.dk2015-06-13 → 2017-01-07 · 4 obs
● 2017-01-07 22:30:40
○ 2026-03-27 10:57:12
○ 2026-07-14 20:48:40
●NSns3.simply.com2026-03-27 → 2026-07-14 · 3 obs
● 2026-03-27 10:57:12
● 2026-07-14 20:48:40
○NSns4.gratisdns.dk2015-06-13 → 2017-01-07 · 4 obs
● 2017-01-07 22:30:40
○ 2026-03-27 10:57:12
○ 2026-07-14 20:48:40
●NSns4.simply.com2026-03-27 → 2026-07-14 · 3 obs
● 2026-03-27 10:57:12
● 2026-07-14 20:48:40
○MXcz-dk0c.mail.protection.outlook.com2015-06-13 → 2017-01-07 · 3 obs
● 2017-01-07 22:30:40
○ 2026-07-14 20:48:40
●MXmail.protonmail.ch2026-06-04 → 2026-07-14 · 3 obs
● 2026-06-04 18:41:24
● 2026-07-14 20:48:40
●MXmailsec.protonmail.ch2026-06-04 → 2026-07-14 · 3 obs
● 2026-06-04 18:41:24
● 2026-07-14 20:48:40
○A217.116.232.2112015-06-13 → 2017-01-07 · 4 obs
● 2017-01-07 22:30:40
○ 2026-03-27 10:57:12
○ 2026-07-14 20:48:40
●A94.231.108.2212026-03-27 → 2026-07-14 · 3 obs
● 2026-03-27 10:57:12
● 2026-07-14 20:48:40
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| dk | b.nic.dk, c.nic.dk, h.nic.dk, l.nic.dk... | 12 records |
| c-z.dk | ns1.simply.com, ns2.simply.com, ns3.simply.com, ns4.simply.com | - |
✅ Authoritative Response
Server:91.197.248.79
NS records: ns1.simply.com, ns2.simply.com, ns3.simply.com, ns4.simply.com
🔒 DNSSEC Status
🔐 Secure (DNSSEC validated)
Chain of trust verified from root to domain
⏱️ Timing
Total: 1541ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 94.231.108.221 |
| NS | 4 | ns1.simply.com, ns2.simply.com... |
| MX | 2 | mail.protonmail.ch (pri: 10), mailsec.protonmail.ch (pri: 20) |
| TXT | 2 | protonmail-verification=69b5ba93d3a8fd21, v=spf1 include:_spf.protonmail.ch includ |
| SOA | 1 | ns1.simply.com hostmaster.simply.com |
📌 Glue Records Collected
Total: 12
In-bailiwick: 12 (b.nic.dk, b.nic.dk, c.nic.dk...)
Analysis
IP Addresses
c-z.dk resolves to just one IP address, 94.231.108.221.
Two other host names, along with jhn.dk, aktiv3.dk and www.jego.dk, also share IP numbers with c-z.dk.
Name Servers
The NS records for c-z.dk point to four name servers: ns1.simply.com, ns2.simply.com, ns3.simply.com and ns4.simply.com.
The name servers of c-z.dk overlap at least partially with those of other domains — among them ludiprix.fr, olsen-odense.dk, balance.as and two more.
The name servers ns1.unoeuro.com, ns2.unoeuro.com and ns3.unoeuro.com are commonly seen alongside these name servers.
Host names that have two IP addresses:
ns1.simply.com resolves to 91.197.248.78 and 2a02:2339:1:15c::4562:4562.
ns2.simply.com resolves to 185.25.141.15 and 2a02:2339:4006:101::4562:4562.
Host names that point to one IP address:
ns3.simply.com resolves to 91.197.248.79.
ns4.simply.com resolves to 91.197.248.80.
Mail Servers
c-z.dk is served by two mail servers, mail.protonmail.ch and mailsec.protonmail.ch.
Among the domains sharing a mail server setup with c-z.dk are securitybymatt.com, blakeoutler.com, habitat-ag.ch and two others.
There is at least a partial MX overlap between c-z.dk and other domains, including humby.net, gunnm.org, 2minty.com and two others.
Both mail.protonmail.ch and mailsec.protonmail.ch point to three IP numbers: mail.protonmail.ch points to 176.119.200.128, 185.70.42.128 and 185.205.70.128, while mailsec.protonmail.ch points to 176.119.200.129, 185.70.42.129 and 185.205.70.129.