optitech.nu - robtex.com
optitech.nu
| DNSSEC | ⚠️ Not signed | ||||||
| A | 2a02:2350:5:10c:70:f1be:349a:5e45🇩🇰 ONECOM2a02:2350::/32 One.com A/S | ||||||
| A | 46.30.213.142🇩🇰 ONECOM46.30.208.0/21 One.com 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 | mx1.pub.mailpod9-cph3.one.com ⭐ | ||||||
| A | 185.164.14.118🇩🇰 ONECOM185.164.12.0/22 Onecom.A/S | ||||||
| PTR | mx1.pub.mailpod9-cph3.one.com | ||||||
| MX | mx2.pub.mailpod9-cph3.one.com ⭐ | ||||||
| A | 185.164.14.119🇩🇰 ONECOM185.164.12.0/22 Onecom.A/S | ||||||
| PTR | mx2.pub.mailpod9-cph3.one.com | ||||||
| MX | mx3.pub.mailpod9-cph3.one.com ⭐ | ||||||
| A | 185.164.14.120🇩🇰 ONECOM185.164.12.0/22 Onecom.A/S | ||||||
| PTR | mx3.pub.mailpod9-cph3.one.com | ||||||
| MX | mx4.pub.mailpod9-cph3.one.com ⭐ | ||||||
| A | 185.164.14.124🇩🇰 ONECOM185.164.12.0/22 Onecom.A/S | ||||||
| PTR | mx4.pub.mailpod9-cph3.one.com | ||||||
| TXT | v=spf1 include:spf.mailjet.com ?all | ||||||
| SOA | ns01.one.comhostmaster@one.com 2026-04-20 #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:6ae16625-b2d0-4aa3-bfa2-3a810e4f4724 | ||||||
| TXT | NU zone update: 2026-05-09 14:41:19 +0000 (EPOCH 1778337679) (auto) | ||||||
| SOA | catcher-in-the-rye.nic.nuhostmaster@nic.nu serial=1778337735 | ||||||
Same first word
Similar names
DNS History
8 records (8 active, 0 former)
●MXmx1.pub.mailpod9-cph3.one.com2026-04-11 → 2026-05-09 · 2 obs
● 2026-05-09 15:08:46
●MXmx2.pub.mailpod9-cph3.one.com2026-04-11 → 2026-05-09 · 2 obs
● 2026-05-09 15:08:46
●MXmx3.pub.mailpod9-cph3.one.com2026-04-11 → 2026-05-09 · 2 obs
● 2026-05-09 15:08:46
●MXmx4.pub.mailpod9-cph3.one.com2026-04-11 → 2026-05-09 · 2 obs
● 2026-05-09 15:08:46
●A2a02:2350:5:10c:70:f1be:349a:5e452026-04-11 → 2026-05-09 · 2 obs
● 2026-05-09 15:08:46
●A46.30.213.1422026-04-11 → 2026-05-09 · 2 obs
● 2026-05-09 15:08:46
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| nu | a.ns.nu, c.ns.nu, d.ns.nu, m.ns.nu... | - |
| optitech.nu | ns02.one.com, ns01.one.com | - |
✅ Authoritative Response
Server:195.206.121.10
NS records: ns02.one.com, ns01.one.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for optitech.nu (unsigned zone)
⏱️ Timing
Total: 1459ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 46.30.213.142 |
| AAAA | 1 | 2a02:2350:5:10c:70:f1be:349a:5e45 |
| NS | 2 | ns02.one.com, ns01.one.com |
| MX | 4 | mx1.pub.mailpod9-cph3.one.com (pri: 10), mx2.pub.mailpod9-cph3.one.com (pri: 10)... |
| TXT | 1 | v=spf1 include:spf.mailjet.com ?all |
| SOA | 1 | ns01.one.com hostmaster.one.com |
Analysis
IP Addresses
optitech.nu has two IP numbers: 2a02:2350:5:10c:70:f1be:349a:5e45 and 46.30.213.142.
Other host names, for instance www.infosystems.se, napart.de, biorama.dk, komplus.se and bordbord.se share IP numbers with optitech.nu.
Name Servers
optitech.nu's delegation uses two name servers: ns01.one.com and ns02.one.com.
optitech.nu uses the same name server setup as other domains, such as asoomda.de, florida-outdoor-living.com, harlinsolutions.com, indusec.com and tuinaanlegger.com.
Host names with two IPs:
ns01.one.com points to 2001:67c:28cc::10 and 195.206.121.10
ns02.one.com points to 2001:67c:3c0::10 and 185.10.11.10
Mail Servers
optitech.nu is handled by four mail servers: mx1.pub.mailpod9-cph3.one.com, mx2.pub.mailpod9-cph3.one.com, mx3.pub.mailpod9-cph3.one.com and mx4.pub.mailpod9-cph3.one.com.
optitech.nu shares at least some mail servers with other domains, for example delgren.dk, tarras.no, mikus-online.de, kontant.nu and rumph.dk.
Host names with one IP number:
mx1.pub.mailpod9-cph3.one.com points to 185.164.14.118; mx2.pub.mailpod9-cph3.one.com points to 185.164.14.119; mx3.pub.mailpod9-cph3.one.com points to 185.164.14.120; mx4.pub.mailpod9-cph3.one.com points to 185.164.14.124.