concurrent.dk - dns.ninja
concurrent.dk
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| A | 157.250.160.23🇯🇵 Cibicom-IP-Network157.250.160.0/20 | ||||||
| PTR | webhotel3.webhosting.dk | ||||||
| NS | ns1pri.webhosting.dk ⭐ | ||||||
| A | 157.250.160.80🇯🇵 Cibicom-IP-Network157.250.160.0/20 | ||||||
| PTR | ns1pri.webhosting.dk | ||||||
| NS | ns2.mywebtonet.com ⚠️ Not in parent delegation | ||||||
| A | 157.250.163.66🇯🇵 Cibicom-IP-Network157.250.160.0/20 | ||||||
| PTR | ns2.mywebtonet.com | ||||||
| NS | ns2.webhosting.dk | ||||||
| A | 157.250.163.65🇯🇵 Cibicom-IP-Network157.250.160.0/20 | ||||||
| NS | ns3.webhosting.dk | ||||||
| A | 2a01:4f9:c010:7e3d::1🇫🇮 Hetzner2a01:4f9::/32 HETZNER-IPv6-BLK | ||||||
| A | 95.217.166.205🇫🇮 Hetzner95.217.0.0/16 HETZNER-DC | ||||||
| PTR | ns3.webhosting.dk | ||||||
| NS | ns7.webhosting.dk | ||||||
| A | 2a01:4f8:1c0c:6cd6::1🇩🇪 Hetzner2a01:4f8::/32 HETZNER-IPv6-BLK | ||||||
| A | 159.69.216.38🇩🇪 Hetzner159.69.0.0/16 HETZNER-DC | ||||||
| PTR | ns7.webhosting.dk | ||||||
| MX | webhotel3.webhosting.dk ⭐ | ||||||
| A | 157.250.160.23🇯🇵 Cibicom-IP-Network157.250.160.0/20 | ||||||
| PTR | webhotel3.webhosting.dk | ||||||
| TXT | v=spf1 include:spf.webhosting.dk ~all | ||||||
| SOA | ns1pri.webhosting.dkhostmaster@webhosting.dk 2003-09-09 #71 | ||||||
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 1786382100localtime Mon Aug 10 19:15:00 2026gmtime Mon Au... | ||||||
| SOA | b.nic.dktech@punktum.dk serial=1786382100 | ||||||
Same first word
Similar names
DNS History
9 records (7 active, 2 former)
●NSns1pri.webhosting.dk2026-02-27 → 2026-08-10 · 3 obs
● 2026-02-27 03:00:36
● 2026-08-10 17:25:02
●NSns2.mywebtonet.com2026-04-22 → 2026-08-10 · 5 obs
● 2026-04-22 16:59:38
○ 2026-06-25 23:03:54
● 2026-07-02 14:01:10
● 2026-08-10 17:25:02
●NSns2.webhosting.dk2015-05-28 → 2026-08-10 · 2 obs
● 2026-08-10 17:25:02
●NSns3.webhosting.dk2015-05-28 → 2026-08-10 · 2 obs
● 2026-08-10 17:25:02
●NSns7.webhosting.dk2026-02-27 → 2026-08-10 · 3 obs
● 2026-02-27 03:00:36
● 2026-08-10 17:25:02
○NSwebhotel3.webhosting.dk2015-05-28 → 2017-03-16 · 4 obs
● 2017-03-16 21:55:12
○ 2026-02-27 03:00:36
○ 2026-08-10 17:25:02
●MXwebhotel3.webhosting.dk2015-05-28 → 2026-08-10 · 5 obs
● 2017-03-16 21:55:12
○ 2026-06-25 23:03:54
● 2026-07-02 14:01:10
● 2026-08-10 17:25:02
●A157.250.160.232026-06-23 → 2026-08-10 · 5 obs
● 2026-06-23 12:11:34
○ 2026-06-25 23:03:54
● 2026-07-02 14:01:10
● 2026-08-10 17:25:02
○A81.19.232.1032015-05-28 → 2026-06-16 · 4 obs
● 2026-06-16 02:39:28
○ 2026-06-23 12:11:34
○ 2026-08-10 17:25:02
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| dk | b.nic.dk, c.nic.dk, h.nic.dk, l.nic.dk... | - |
| concurrent.dk | ns2.webhosting.dk, ns3.webhosting.dk, ns7.webhosting.dk, ns1pri.webhosting.dk | 3 records |
✅ Authoritative Response
Server:157.250.163.65
NS records: ns2.webhosting.dk, ns3.webhosting.dk, ns7.webhosting.dk, ns1pri.webhosting.dk
🔒 DNSSEC Status
🔐 Secure (DNSSEC validated)
Chain of trust verified from root to domain
⏱️ Timing
Total: 1810ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 157.250.160.23 |
| NS | 5 | ns3.webhosting.dk, ns1pri.webhosting.dk... |
| MX | 1 | webhotel3.webhosting.dk (pri: 10) |
| TXT | 1 | v=spf1 include:spf.webhosting.dk ~all |
| SOA | 1 | ns1pri.webhosting.dk hostmaster.webhosti |
📌 Glue Records Collected
Total: 3
Out-of-bailiwick: 3 (ns2.webhosting.dk, ns3.webhosting.dk, ns7.webhosting.dk)
Analysis
IP Addresses
concurrent.dk resolves to one IP address: 157.250.160.23.
rideskolen.dk, hjyf.com, aarhusby.dk and two other host names share IP numbers with concurrent.dk.
Name Servers
concurrent.dk has five name servers, which are ns2.mywebtonet.com, ns1pri.webhosting.dk, ns2.webhosting.dk and two others.
concurrent.dk shares at least some of its name servers with other domains, including host-priser.dk, hestenyt.dk, large.dk and two others.
These name servers are frequently paired with the name servers ns3.webhosting.dk and ns7.webhosting.dk.
Hostnames that resolve to two IP addresses:
ns3.webhosting.dk resolves to 95.217.166.205 and 2a01:4f9:c010:7e3d::1.
ns7.webhosting.dk resolves to 159.69.216.38 and 2a01:4f8:1c0c:6cd6::1.
Hosts with just one IP address:
ns2.mywebtonet.com resolves to 157.250.163.66.
ns1pri.webhosting.dk resolves to 157.250.160.80.
ns2.webhosting.dk resolves to 157.250.163.65.
Mail Servers
Mail for concurrent.dk is handled by a single mail server, webhotel3.webhosting.dk.
concurrent.dk uses an identical mail server configuration to several other domains — among them maaloev-musikforening.dk, big-bite.dk, h-g-u.dk and two more.
webhotel3.webhosting.dk points to one IP number — 157.250.160.23.