dmz.nu - robtex.com
dmz.nu
| DNSSEC | ⚠️ Not signed | ||||||
| A | 194.68.86.91🇸🇪 ADMAX194.68.86.0/24 POISE Network | ||||||
| PTR | da01.poise.net | ||||||
| NS | ns1.poise.se ⭐ | ||||||
| A | 194.68.86.21🇸🇪 ADMAX194.68.86.0/24 POISE Network | ||||||
| PTR | ns1.poise.se | ||||||
| NS | ns2.poise.se | ||||||
| A | 194.68.86.22🇸🇪 ADMAX194.68.86.0/24 POISE Network | ||||||
| PTR | ns2.poise.se | ||||||
| NS | ns3.poise.se | ||||||
| A | 178.21.73.103🇸🇪 ADMAX178.21.73.0/24 | ||||||
| PTR | ns3.poise.se | ||||||
| MX | smtp.dmz.nu ⭐ | ||||||
| A | 194.68.86.12🇸🇪 ADMAX194.68.86.0/24 POISE Network | ||||||
| PTR | smtp.poise.biz | ||||||
| TXT | v=spf1 a mx -all | ||||||
| SOA | ns1.poise.sehostmaster@dmz.nu 2026-03-29 #8 | ||||||
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: 2026-07-13 07:29:31 +0000 (EPOCH 1783927771) (auto) | ||||||
| TXT | id:b4be808c-5133-4b93-90c1-7def14a97e55 | ||||||
| SOA | catcher-in-the-rye.nic.nuhostmaster@nic.nu serial=1783927824 | ||||||
Subdomains
Same first word
Similar names
DNS History
6 records (5 active, 1 former)
●MXsmtp.dmz.nu2016-08-03 → 2026-07-13 · 2 obs
● 2026-07-13 07:42:52
○A194.68.86.182015-09-11 → 2016-12-29 · 4 obs
● 2016-12-29 12:41:44
○ 2026-05-13 19:06:26
○ 2026-07-13 07:42:52
●A194.68.86.912026-05-13 → 2026-07-13 · 3 obs
● 2026-05-13 19:06:26
● 2026-07-13 07:42:52
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| nu | a.ns.nu, c.ns.nu, d.ns.nu, m.ns.nu... | 12 records |
| dmz.nu | ns2.poise.se, ns3.poise.se, ns1.poise.se | - |
✅ Authoritative Response
Server:178.21.73.103
NS records: ns2.poise.se, ns3.poise.se, ns1.poise.se
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for dmz.nu (unsigned zone)
⏱️ Timing
Total: 1369ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 194.68.86.91 |
| NS | 3 | ns2.poise.se, ns1.poise.se... |
| MX | 1 | smtp.dmz.nu (pri: 10) |
| TXT | 1 | v=spf1 a mx -all |
| SOA | 1 | ns1.poise.se hostmaster.dmz.nu |
📌 Glue Records Collected
Total: 12
In-bailiwick: 12 (a.ns.nu, a.ns.nu, c.ns.nu...)
Analysis
Hierarchy
smtp.dmz.nu and www.dmz.nu are both subdomains of dmz.nu.
IP Addresses
dmz.nu resolves to one IP address: 194.68.86.91.
crashplan.in, poyse.net, poise.in and two other host names share IP numbers with dmz.nu.
Name Servers
Three name servers are authoritative for dmz.nu: ns1.poise.se, ns2.poise.se and ns3.poise.se.
There is at least partial name server overlap between dmz.nu and other domains — poiseit.in, kataii.com, kongsri.com and two more among them.
Three hostnames, one IP address apiece: ns1.poise.se resolves to 194.68.86.21, ns2.poise.se resolves to 194.68.86.22 and ns3.poise.se resolves to 178.21.73.103.
Mail Servers
Mail for dmz.nu is handled by a single mail server, smtp.dmz.nu.
There is one IP number for smtp.dmz.nu: 194.68.86.12.