dcsystem.dk - dns.ninja
dcsystem.dk
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| A | 94.231.103.100🇩🇰 team-blue-denmark94.231.96.0/20 ZITCOM A/S | ||||||
| PTR | dnsforward.simply.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 | ||||||
| SOA | ns1.simply.comhostmaster@simply.com 2020-07-29 #90 | ||||||
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 1782887581localtime Wed Jul 1 08:33:01 2026gmtime Wed Ju... | ||||||
| SOA | b.nic.dktech@punktum.dk serial=1782887581 | ||||||
Subdomains
mail.dcsystem.dk |
Same first word
Similar names
DNS History
10 records (5 active, 5 former)
○NSns1.curanet.dk2015-08-09 → 2017-01-08 · 4 obs
● 2017-01-08 16:29:56
○ 2026-02-15 16:04:12
○ 2026-07-01 07:05:12
●NSns1.simply.com2026-02-15 → 2026-07-01 · 3 obs
● 2026-02-15 16:04:12
● 2026-07-01 07:05:12
○NSns2.curanet.dk2015-08-09 → 2017-01-08 · 4 obs
● 2017-01-08 16:29:56
○ 2026-02-15 16:04:12
○ 2026-07-01 07:05:12
●NSns2.simply.com2026-02-15 → 2026-07-01 · 3 obs
● 2026-02-15 16:04:12
● 2026-07-01 07:05:12
●NSns3.simply.com2026-02-15 → 2026-07-01 · 3 obs
● 2026-02-15 16:04:12
● 2026-07-01 07:05:12
●NSns4.simply.com2026-02-15 → 2026-07-01 · 3 obs
● 2026-02-15 16:04:12
● 2026-07-01 07:05:12
○MXbackup-mx.zitcom.dk2015-08-09 → 2026-02-15 · 4 obs
● 2026-02-15 16:04:12
○ 2026-03-13 15:47:48
○ 2026-07-01 07:05:12
○MXmail.dcsystem.dk2015-08-09 → 2026-02-15 · 4 obs
● 2026-02-15 16:04:12
○ 2026-03-13 15:47:48
○ 2026-07-01 07:05:12
●A94.231.103.1002026-02-15 → 2026-07-01 · 3 obs
● 2026-02-15 16:04:12
● 2026-07-01 07:05:12
○A94.231.109.1782015-08-09 → 2017-01-08 · 4 obs
● 2017-01-08 16:29:56
○ 2026-02-15 16:04:12
○ 2026-07-01 07:05:12
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| dk | s.nic.dk, l.nic.dk, b.nic.dk, h.nic.dk... | - |
| dcsystem.dk | ns1.simply.com, ns2.simply.com, ns3.simply.com, ns4.simply.com | - |
✅ Authoritative Response
Server:91.197.248.78
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: 666ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 94.231.103.100 |
| NS | 4 | ns4.simply.com, ns1.simply.com... |
| SOA | 1 | ns1.simply.com hostmaster.simply.com |
Analysis
Hierarchy
The domain mail.dcsystem.dk falls under the parent dcsystem.dk.
IP Addresses
dcsystem.dk resolves to one IP address: 94.231.103.100.
nomisearch.com, tandlakargruppentaby.se, martinchang.dk and two other host names share IP numbers with dcsystem.dk.
Name Servers
The authoritative name servers for dcsystem.dk are ns1.simply.com, ns2.simply.com, ns3.simply.com and ns4.simply.com.
At least some of dcsystem.dk's name servers are shared with other domains, for example blogomigaming.dk, lynxcar.com, qpost.dk and two more.
These name servers tend to be used in conjunction with the name servers ns1.unoeuro.com.
Hostnames that resolve to 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.
Hosts with just one IP address:
ns3.simply.com resolves to 91.197.248.79.
ns4.simply.com resolves to 91.197.248.80.