ustrup.dk - dns.ninja
ustrup.dk
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| A | 94.231.109.9🇩🇰 team-blue-denmark94.231.96.0/20 ZITCOM A/S | ||||||
| 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 1782766981localtime Mon Jun 29 23:03:01 2026gmtime Mon Ju... | ||||||
| SOA | b.nic.dktech@punktum.dk serial=1782767161 | ||||||
Same first word
Similar names
DNS History
10 records (6 active, 4 former)
○NSns0.danhost.dk2015-08-02 → 2017-03-17 · 4 obs
● 2017-03-17 18:37:08
○ 2026-04-23 16:17:06
○ 2026-06-29 21:14:10
○NSns1.danhost.dk2015-08-02 → 2017-03-17 · 4 obs
● 2017-03-17 18:37:08
○ 2026-04-23 16:17:06
○ 2026-06-29 21:14:10
●NSns1.simply.com2026-04-23 → 2026-06-29 · 3 obs
● 2026-04-23 16:17:06
● 2026-06-29 21:14:10
●NSns2.simply.com2026-04-23 → 2026-06-29 · 3 obs
● 2026-04-23 16:17:06
● 2026-06-29 21:14:10
●NSns3.simply.com2026-04-23 → 2026-06-29 · 3 obs
● 2026-04-23 16:17:06
● 2026-06-29 21:14:10
●NSns4.simply.com2026-04-23 → 2026-06-29 · 3 obs
● 2026-04-23 16:17:06
● 2026-06-29 21:14:10
●MXmx.simply.com2026-04-23 → 2026-06-29 · 3 obs
● 2026-04-23 16:17:06
● 2026-06-29 21:14:10
○MXsmtp.danhost.dk2015-08-02 → 2017-03-17 · 4 obs
● 2017-03-17 18:37:08
○ 2026-04-23 16:17:06
○ 2026-06-29 21:14:10
○A195.178.14.292015-08-02 → 2017-03-17 · 4 obs
● 2017-03-17 18:37:08
○ 2026-04-23 16:17:06
○ 2026-06-29 21:14:10
●A94.231.109.92026-04-23 → 2026-06-29 · 3 obs
● 2026-04-23 16:17:06
● 2026-06-29 21:14:10
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| dk | c.nic.dk, l.nic.dk, t.nic.dk, s.nic.dk... | - |
| ustrup.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: 1004ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 94.231.109.9 |
| NS | 4 | ns2.simply.com, ns4.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
IP Addresses
ustrup.dk resolves to one IP address: 94.231.109.9.
ciic.dk, reschka.dk, hopifjorden.dk and two other host names share IP numbers with ustrup.dk.
Name Servers
The authoritative name servers for ustrup.dk are ns1.simply.com, ns2.simply.com, ns3.simply.com and ns4.simply.com.
ustrup.dk partially shares its NS delegation with several other domains, including xn--schferhvalp-c9a.dk, bhf.dk, abcs.dk and two others.
Hostnames that resolve to two IP addresses:
ns1.simply.com has two IP addresses: 91.197.248.78 and 2a02:2339:1:15c::4562:4562.
ns2.simply.com has two IP addresses: 185.25.141.15 and 2a02:2339:4006:101::4562:4562.
Hosts with just one IP address:
ns3.simply.com directs to 91.197.248.79.
ns4.simply.com directs to 91.197.248.80.
Mail Servers
Mail for ustrup.dk is handled by a single mail server, mx.simply.com.
ustrup.dk uses an identical mail server configuration to several other domains — among them baby-navne.dk, downstairs-vejle.dk, actatham.com and two more.
At least a portion of ustrup.dk's mail servers are also used by other domains, for example toldhuset.nu.
mx.simply.com has exactly one IP number: 94.231.106.20.