testserver.nu - dns.ninja
testserver.nu
| DNSSEC | ⚠️ Not signed | ||||||
| A | 130.185.129.161🇩🇰 GlobalConnect-AS31027130.185.128.0/20 Nianet A/S | ||||||
| NS | ns01.one.com ⭐ | ||||||
| A | 2001:67c:28cc::10ONECOM-INFRA2001:67c:28cc::/48 | ||||||
| PTR | ns01.one.com | ||||||
| A | 195.206.121.10ONECOM-INFRA195.206.121.0/24 | ||||||
| PTR | ns01.one.com | ||||||
| NS | ns02.one.com | ||||||
| A | 2001:67c:3c0::10🇩🇰 ONECOM2001:67c:3c0::/48 | ||||||
| PTR | ns02.one.com | ||||||
| A | 185.10.11.10ONECOM185.10.11.0/24 | ||||||
| PTR | ns02.one.com | ||||||
| MX | mail.testserver.nu ⭐ | ||||||
| A | 87.55.253.98🇩🇰 TDC87.48.0.0/13 | ||||||
| PTR | 87-55-253-98-static.dk.customer.tdc.net | ||||||
| MX | backup-mx.post.tele.dk(20) | ||||||
| TXT | google-site-verification=f0udmCDerAW0pm53IDYGX8EgaZk3A07CPO-ApKodYIw | ||||||
| TXT | g0im3c6r2v5v9tfuc906otlt4s | ||||||
| TXT | 323sjf6ht801i3jkqnvrgqreb | ||||||
| TXT | ip5f9bv3v5rmgqgla4t7b87ga7 | ||||||
| SOA | ns01.one.comhostmaster@one.com 2026-05-29 #5 | ||||||
nu
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | catcher-in-the-rye.nic.nu ⭐ | ||||||
| NS | a.ns.nu | ||||||
| NS | c.ns.nu | ||||||
| NS | d.ns.nu | ||||||
| NS | m.ns.nu | ||||||
| NS | y.ns.nu | ||||||
| NS | z.ns.nu | ||||||
| TXT | id:5d6c3956-bc42-467c-8f78-81094e7eebc4 | ||||||
| TXT | NU zone update: 2026-07-01 02:27:40 +0000 (EPOCH 1782872860) (auto) | ||||||
| SOA | catcher-in-the-rye.nic.nuhostmaster@nic.nu serial=1782872914 | ||||||
Subdomains
Same first word
Similar names
DNS History
10 records (5 active, 5 former)
●NSns01.one.com2026-03-03 → 2026-07-01 · 3 obs
● 2026-03-03 19:07:16
● 2026-07-01 02:33:40
●NSns02.one.com2026-03-03 → 2026-07-01 · 3 obs
● 2026-03-03 19:07:16
● 2026-07-01 02:33:40
○NSns1.gratisdns.dk2015-08-22 → 2020-02-02 · 4 obs
● 2020-02-02 08:54:44
○ 2026-03-03 19:07:16
○ 2026-07-01 02:33:40
○NSns2.gratisdns.dk2015-08-22 → 2020-02-02 · 4 obs
● 2020-02-02 08:54:44
○ 2026-03-03 19:07:16
○ 2026-07-01 02:33:40
○NSns3.gratisdns.dk2015-08-22 → 2020-02-02 · 4 obs
● 2020-02-02 08:54:44
○ 2026-03-03 19:07:16
○ 2026-07-01 02:33:40
○NSns4.gratisdns.dk2015-08-22 → 2020-02-02 · 4 obs
● 2020-02-02 08:54:44
○ 2026-03-03 19:07:16
○ 2026-07-01 02:33:40
○NSns5.gratisdns.dk2015-08-22 → 2020-02-02 · 4 obs
● 2020-02-02 08:54:44
○ 2026-03-03 19:07:16
○ 2026-07-01 02:33:40
●MXbackup-mx.post.tele.dk2015-08-22 → 2026-07-01 · 2 obs
● 2026-07-01 02:33:40
●MXmail.testserver.nu2015-08-22 → 2026-07-01 · 2 obs
● 2026-07-01 02:33:40
●A130.185.129.1612015-08-22 → 2026-07-01 · 2 obs
● 2026-07-01 02:33:40
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| nu | a.ns.nu, d.ns.nu, y.ns.nu, m.ns.nu... | 12 records |
| testserver.nu | ns02.one.com, ns01.one.com | - |
✅ Authoritative Response
Server:185.10.11.10
NS records: ns02.one.com, ns01.one.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for testserver.nu (unsigned zone)
⏱️ Timing
Total: 1353ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 130.185.129.161 |
| NS | 2 | ns02.one.com, ns01.one.com |
| MX | 2 | mail.testserver.nu (pri: 10), backup-mx.post.tele.dk (pri: 20) |
| TXT | 4 | google-site-verification=f0udmCDerAW0pm5, ip5f9bv3v5rmgqgla4t7b87ga7... |
| SOA | 1 | ns01.one.com hostmaster.one.com |
📌 Glue Records Collected
Total: 12
In-bailiwick: 12 (a.ns.nu, c.ns.nu, d.ns.nu...)
Analysis
Hierarchy
testserver.nu is the parent domain of www.testserver.nu and mail.testserver.nu.
IP Addresses
testserver.nu points to a single IP number: 130.185.129.161.
frhv.dk and www.testserver.nu, along with other host names, share IP addresses with testserver.nu.
Name Servers
Two name servers handle the delegation for testserver.nu: ns01.one.com and ns02.one.com.
testserver.nu shares its name server setup with other domains, including oysterknives.com, evamaries.se, kokkenborg.dk and two others.
ns01.one.com and ns02.one.com both carry two IP addresses. The A records for ns01.one.com are 195.206.121.10 and 2001:67c:28cc::10; the A records for ns02.one.com are 185.10.11.10 and 2001:67c:3c0::10.
Mail Servers
testserver.nu has two mail servers: mail.testserver.nu and backup-mx.post.tele.dk.
testserver.nu shares its mail server setup with other domains, such as www.testserver.nu.
testserver.nu shares mail servers — at least in part — with other domains, including generalkonsulat.dk, www(0x787878).dk, voip.mwazone.com and two others.
These mail servers are frequently paired with the mail servers nwit.dk, mx1.dandomain.dk, mx2.dandomain.dk and eph.dk.
Host names pointing to a single IP address:
The hostname mail.testserver.nu resolves to 87.55.253.98.