dhu.nu - robtex.com
dhu.nu
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 | NU zone update: 2026-06-15 12:19:44 +0000 (EPOCH 1781525984) (auto) | ||||||
| TXT | id:75ca13cd-34a2-4ac1-84f6-1aa7e753cea9 | ||||||
| SOA | catcher-in-the-rye.nic.nuhostmaster@nic.nu serial=1781526039 | ||||||
Same first word
dhu.ac.kr |
dhu.nu |
dhu.ch |
dhu.com.cn |
dhu.org |
dhu.hamburg |
dhu.edu.my |
dhu.be |
dhu.li |
dhu.de |
dhu.fr |
dhu.me |
dhu.com.br |
dhu.at |
dhu.ru |
dhu.com |
dhu.pl |
dhu.co |
dhu.dk |
dhu.co.za |
dhu.edu.cn |
dhu.mx |
Similar names
DNS History
12 records (6 active, 6 former)
●NSns1.simply.com2021-10-24 → 2026-06-15 · 3 obs
● 2021-10-24 06:18:52
● 2026-06-15 12:54:42
○NSns1.unoeuro.com2018-06-23 → 2018-06-23 · 4 obs
● 2018-06-23 01:02:44
○ 2021-10-24 06:18:52
○ 2026-06-15 12:54:42
●NSns2.simply.com2021-10-24 → 2026-06-15 · 3 obs
● 2021-10-24 06:18:52
● 2026-06-15 12:54:42
○NSns2.unoeuro.com2018-06-23 → 2018-06-23 · 4 obs
● 2018-06-23 01:02:44
○ 2021-10-24 06:18:52
○ 2026-06-15 12:54:42
●NSns3.simply.com2021-10-24 → 2026-06-15 · 3 obs
● 2021-10-24 06:18:52
● 2026-06-15 12:54:42
○NSns3.unoeuro.com2018-06-23 → 2018-06-23 · 4 obs
● 2018-06-23 01:02:44
○ 2021-10-24 06:18:52
○ 2026-06-15 12:54:42
●NSns4.simply.com2021-10-24 → 2026-06-15 · 3 obs
● 2021-10-24 06:18:52
● 2026-06-15 12:54:42
○NSns4.unoeuro.com2018-06-23 → 2018-06-23 · 4 obs
● 2018-06-23 01:02:44
○ 2021-10-24 06:18:52
○ 2026-06-15 12:54:42
●MXdhu-nu.mail.protection.outlook.com2026-06-06 → 2026-06-15 · 3 obs
● 2026-06-06 04:10:18
● 2026-06-15 12:54:42
○MXmx.simply.com2021-10-24 → 2021-10-24 · 4 obs
● 2021-10-24 06:18:52
○ 2026-06-06 04:10:18
○ 2026-06-15 12:54:42
○MXmx.unoeuro.com2018-06-23 → 2018-06-23 · 4 obs
● 2018-06-23 01:02:44
○ 2021-10-24 06:18:52
○ 2026-06-15 12:54:42
●A94.231.103.882018-06-23 → 2026-06-15 · 2 obs
● 2026-06-15 12:54:42
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| nu | m.ns.nu, z.ns.nu, c.ns.nu, d.ns.nu... | 12 records |
| dhu.nu | ns4.simply.com, ns3.simply.com, ns1.simply.com, ns2.simply.com | - |
✅ Authoritative Response
Server:91.197.248.78
NS records: ns4.simply.com, ns3.simply.com, ns1.simply.com, ns2.simply.com
🔒 DNSSEC Status
🔐 Secure (DNSSEC validated)
Chain of trust verified from root to domain
⏱️ Timing
Total: 2028ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 94.231.103.88 |
| NS | 4 | ns1.simply.com, ns4.simply.com... |
| MX | 1 | dhu-nu.mail.protection.outlook.com (pri: |
| TXT | 3 | MS=ms53565568, v=spf1 include:spf.protection.outlook.co... |
| SOA | 1 | ns1.simply.com hostmaster.simply.com |
📌 Glue Records Collected
Total: 12
In-bailiwick: 12 (m.ns.nu, m.ns.nu, z.ns.nu...)
Analysis
IP Addresses
dhu.nu has exactly one IP address — 94.231.103.88.
copenhagenlab.dk, mail.firstline.dk, ns2.brunoknutzen.dk plus two other host names have IP numbers in common with dhu.nu.
Name Servers
Four name servers handle the delegation for dhu.nu: ns1.simply.com, ns2.simply.com, ns3.simply.com and ns4.simply.com.
dhu.nu has at least partial name server overlap with other domains, such as egsmark.com, nhlhockey.se, hetoft.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 maps to two IP addresses — 91.197.248.78 and 2a02:2339:1:15c::4562:4562.
ns2.simply.com maps to two IP addresses — 185.25.141.15 and 2a02:2339:4006:101::4562:4562.
Host names resolving to a single IP address:
ns3.simply.com points to the IP address 91.197.248.79.
ns4.simply.com points to the IP address 91.197.248.80.
Mail Servers
dhu.nu uses one mail server — dhu-nu.mail.protection.outlook.com.
dhu-nu.mail.protection.outlook.com has 8 IP addresses: 52.101.68.25, 52.101.73.1, 52.101.73.15 plus 5 more.