comsys.dk - dns.ninja
comsys.dk
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| A | 93.191.156.92🇩🇰 team-blue-denmark93.191.152.0/21 ZITCOM A/S | ||||||
| PTR | linux214.unoeuro.com | ||||||
| NS | ns1.simply.com ⭐ | ||||||
| A | 2a02:2339:1:15c::4562:4562🇩🇰 team-blue-denmark2a02:2339::/36 | ||||||
| PTR | ns1.simply.com | ||||||
| A | 91.197.248.78🇩🇰 team-blue-denmark91.197.248.0/22 | ||||||
| PTR | ns1.simply.com | ||||||
| NS | ns2.simply.com | ||||||
| A | 2a02:2339:4006:101::4562:4562🇩🇰 team-blue-denmark2a02:2339:4000::/34 | ||||||
| PTR | ns2.simply.com | ||||||
| A | 185.25.141.15🇩🇰 team-blue-denmark185.25.141.0/24 Zitcom A/S | ||||||
| PTR | ns2.simply.com | ||||||
| NS | ns3.simply.com | ||||||
| A | 91.197.248.79🇩🇰 team-blue-denmark91.197.248.0/22 | ||||||
| PTR | ns3.simply.com | ||||||
| NS | ns4.simply.com | ||||||
| A | 91.197.248.80🇩🇰 team-blue-denmark91.197.248.0/22 | ||||||
| PTR | ns4.simply.com | ||||||
| MX | mx.simply.com ⭐ | ||||||
| A | 94.231.106.20🇩🇰 team-blue-denmark94.231.96.0/20 ZITCOM A/S | ||||||
| PTR | mx.simply.com | ||||||
| TXT | v=spf1 include:spf.simply.com ~all | ||||||
| SOA | ns1.simply.comhostmaster@simply.com 2025-04-23 #0 | ||||||
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 1780544881localtime Thu Jun 4 05:48:01 2026gmtime Thu Ju... | ||||||
| SOA | b.nic.dktech@punktum.dk serial=1780544881 | ||||||
Subdomains
mail.comsys.dk |
Same first word
Similar names
DNS History
22 records (6 active, 16 former)
○NSns1.domaindirect.dk2015-08-01 → 2016-06-26 · 4 obs
● 2016-06-26 19:07:42
○ 2017-02-19 04:51:32
○ 2026-06-04 04:16:22
●NSns1.simply.com2026-02-23 → 2026-06-04 · 3 obs
● 2026-02-23 01:09:32
● 2026-06-04 04:16:22
○NSns1.surf-town.net2017-02-19 → 2017-02-19 · 4 obs
● 2017-02-19 04:51:32
○ 2026-02-23 01:09:32
○ 2026-06-04 04:16:22
○NSns2.domaindirect.dk2015-08-01 → 2016-06-26 · 4 obs
● 2016-06-26 19:07:42
○ 2017-02-19 04:51:32
○ 2026-06-04 04:16:22
●NSns2.simply.com2026-02-23 → 2026-06-04 · 3 obs
● 2026-02-23 01:09:32
● 2026-06-04 04:16:22
○NSns2.surf-town.net2017-02-19 → 2017-02-19 · 4 obs
● 2017-02-19 04:51:32
○ 2026-02-23 01:09:32
○ 2026-06-04 04:16:22
●NSns3.simply.com2026-02-23 → 2026-06-04 · 3 obs
● 2026-02-23 01:09:32
● 2026-06-04 04:16:22
○NSns3.surf-town.net2017-02-19 → 2017-02-19 · 4 obs
● 2017-02-19 04:51:32
○ 2026-02-23 01:09:32
○ 2026-06-04 04:16:22
●NSns4.simply.com2026-02-23 → 2026-06-04 · 3 obs
● 2026-02-23 01:09:32
● 2026-06-04 04:16:22
○MXalt1.aspmx.l.google.com2015-08-01 → 2015-11-22 · 4 obs
● 2015-11-22 20:24:24
○ 2016-06-26 19:07:42
○ 2026-06-04 04:16:22
○MXalt2.aspmx.l.google.com2015-08-01 → 2015-11-22 · 4 obs
● 2015-11-22 20:24:24
○ 2016-06-26 19:07:42
○ 2026-06-04 04:16:22
○MXaspmx.l.google.com2015-08-01 → 2015-11-22 · 4 obs
● 2015-11-22 20:24:24
○ 2016-06-26 19:07:42
○ 2026-06-04 04:16:22
○MXaspmx2.googlemail.com2015-08-01 → 2015-11-22 · 4 obs
● 2015-11-22 20:24:24
○ 2016-06-26 19:07:42
○ 2026-06-04 04:16:22
○MXaspmx3.googlemail.com2015-08-01 → 2015-11-22 · 4 obs
● 2015-11-22 20:24:24
○ 2016-06-26 19:07:42
○ 2026-06-04 04:16:22
○MXaspmx4.googlemail.com2015-08-01 → 2015-11-22 · 4 obs
● 2015-11-22 20:24:24
○ 2016-06-26 19:07:42
○ 2026-06-04 04:16:22
○MXaspmx5.googlemail.com2015-08-01 → 2015-11-22 · 4 obs
● 2015-11-22 20:24:24
○ 2016-06-26 19:07:42
○ 2026-06-04 04:16:22
○MXmail.comsys.dk2016-06-26 → 2016-06-26 · 4 obs
● 2016-06-26 19:07:42
○ 2017-02-19 04:51:32
○ 2026-06-04 04:16:22
○MXmaild1.surf-town.net2017-02-19 → 2017-02-19 · 4 obs
● 2017-02-19 04:51:32
○ 2026-02-23 01:09:32
○ 2026-06-04 04:16:22
●MXmx.simply.com2026-02-23 → 2026-06-04 · 3 obs
● 2026-02-23 01:09:32
● 2026-06-04 04:16:22
○A212.97.134.312017-02-19 → 2017-02-19 · 4 obs
● 2017-02-19 04:51:32
○ 2026-02-23 01:09:32
○ 2026-06-04 04:16:22
○A77.66.85.1422015-08-01 → 2016-06-26 · 4 obs
● 2016-06-26 19:07:42
○ 2017-02-19 04:51:32
○ 2026-06-04 04:16:22
●A93.191.156.922026-02-23 → 2026-06-04 · 3 obs
● 2026-02-23 01:09:32
● 2026-06-04 04:16:22
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| dk | b.nic.dk, c.nic.dk, h.nic.dk, l.nic.dk... | - |
| comsys.dk | ns2.simply.com, ns3.simply.com, ns4.simply.com, ns1.simply.com | - |
✅ Authoritative Response
Server:185.25.141.15
NS records: ns2.simply.com, ns3.simply.com, ns4.simply.com, ns1.simply.com
🔒 DNSSEC Status
🔐 Secure (DNSSEC validated)
Chain of trust verified from root to domain
⏱️ Timing
Total: 758ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 93.191.156.92 |
| NS | 4 | ns2.simply.com, ns3.simply.com... |
| MX | 1 | mx.simply.com (pri: 10) |
| TXT | 1 | v=spf1 include:spf.simply.com ~all |
| SOA | 1 | ns1.simply.com hostmaster.simply.com |
Analysis
Hierarchy
comsys.dk serves as the parent of mail.comsys.dk.
IP Addresses
comsys.dk has exactly one IP address — 93.191.156.92.
schuldt-larsen.dk, absh.dk, 84-246-247-76.fox.enovo.dk plus two other host names have IP numbers in common with comsys.dk.
Name Servers
comsys.dk is delegated to 4 name servers: ns1.simply.com, ns2.simply.com, ns3.simply.com and ns4.simply.com.
comsys.dk has at least partial name server overlap with other domains, such as boblbobl.com, lardy.dk, utzon.dk and two others.
It is common to find these name servers paired with the name servers ns1.unoeuro.com, ns2.unoeuro.com, ns3.unoeuro.com and ns4.unoeuro.com.
Host names pointing to two IP addresses:
ns1.simply.com points to 91.197.248.78 and 2a02:2339:1:15c::4562:4562.
ns2.simply.com points to 185.25.141.15 and 2a02:2339:4006:101::4562:4562.
Host names with one IP number:
ns3.simply.com points to 91.197.248.79.
ns4.simply.com points to 91.197.248.80.
Mail Servers
comsys.dk uses one mail server — mx.simply.com.
The mail server setup of comsys.dk matches that of other domains such as sverigestugor.se, chur.dk, skovlunde.dk and two others.
mx.simply.com resolves to a single IP number: 94.231.106.20.