523.dk - robtex.com
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523.dk
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| A | 2a02:2350:5:10c:8008:318a:657f:e999🇩🇰 ONECOM | ||||||
| A | 46.30.213.161🇩🇰 ONECOM | ||||||
| NS | ns01.one.com ⭐ | ||||||
| A | 2001:67c:28cc::10 ONECOM-INFRA | ||||||
| PTR | ns01.one.com | ||||||
| A | 195.206.121.10 ONECOM-INFRA | ||||||
| PTR | ns01.one.com | ||||||
| NS | ns02.one.com | ||||||
| A | 2001:67c:3c0::10🇩🇰 ONECOM | ||||||
| PTR | ns02.one.com | ||||||
| A | 185.10.11.10 ONECOM | ||||||
| PTR | ns02.one.com | ||||||
| MX | mx1.pub.mailpod8-cph3.one.com ⭐ 🔒 | ||||||
| A | 185.164.14.102🇩🇰 ONECOM | ||||||
| PTR | mx1.pub.mailpod8-cph3.one.com | ||||||
| MX | mx2.pub.mailpod8-cph3.one.com ⭐ 🔒 | ||||||
| A | 185.164.14.103🇩🇰 ONECOM | ||||||
| PTR | mx2.pub.mailpod8-cph3.one.com | ||||||
| MX | mx3.pub.mailpod8-cph3.one.com ⭐ 🔒 | ||||||
| A | 185.164.14.104🇩🇰 ONECOM | ||||||
| PTR | mx3.pub.mailpod8-cph3.one.com | ||||||
| SOA | ns01.one.comhostmaster@one.com 2026-01-27 #1 | ||||||
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 1771291441localtime Tue Feb 17 02:24:01 2026gmtime Tue Fe... | ||||||
| SOA | b.nic.dktech@punktum.dk serial=1771291261 | ||||||
Same first word
523.us |
523.eu |
523.me |
523.ca |
523.ru |
523.nyc |
523.biz |
523.fr |
523.de |
523.dk |
523.net.cn |
523.nl |
523.ch |
523.in |
523.ws |
523.info |
523.org |
523.net |
523.co.uk |
523.com |
523.co |
Similar names
DNS History
10 records (7 active, 3 former)
○NSns1.tdchweb.dk2015-06-30 → 2017-02-06 · 3 obs
● 2017-02-06 09:12:50
○ 2026-02-17 20:59:12
○NSns2.tdchweb.dk2015-06-30 → 2017-02-06 · 3 obs
● 2017-02-06 09:12:50
○ 2026-02-17 20:59:12
●MXmx1.pub.mailpod8-cph3.one.com2026-02-17 → 2026-02-17 · 1 obs
●MXmx2.pub.mailpod8-cph3.one.com2026-02-17 → 2026-02-17 · 1 obs
●MXmx3.pub.mailpod8-cph3.one.com2026-02-17 → 2026-02-17 · 1 obs
○A193.88.99.1462015-06-30 → 2017-02-06 · 3 obs
● 2017-02-06 09:12:50
○ 2026-02-17 20:59:12
●A2a02:2350:5:10c:8008:318a:657f:e9992026-02-17 → 2026-02-17 · 2 obs
● 2026-02-17 20:59:12
●A46.30.213.1612026-02-17 → 2026-02-17 · 2 obs
● 2026-02-17 20:59:12
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| 523.dk | ns01.one.com, ns02.one.com | - |
✅ Authoritative Response
Server: 195.206.121.10
NS records: ns01.one.com, ns02.one.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for 523.dk (unsigned zone)
⏱️ Timing
Total: 221ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 46.30.213.161 |
| AAAA | 1 | 2a02:2350:5:10c:8008:318a:657f:e999 |
| NS | 2 | ns01.one.com, ns02.one.com |
| MX | 3 | mx1.pub.mailpod8-cph3.one.com (pri: 10), mx2.pub.mailpod8-cph3.one.com (pri: 10)... |
| SOA | 1 | ns01.one.com hostmaster.one.com |
AI analysis
523.dk resolves to two IP numbers: 2a02:2350:5:10c:8008:318a:657f:e999 and 46.30.213.161.
Other host names, for instance onlinedk.dk, kafesjostugan.se, bjornborgen.se, naakthonden.be and futurisme.dk share IP numbers with 523.dk.
Two name servers ns01.one.com and ns02.one.com handle delegation for 523.dk.
523.dk uses the same name server setup as other domains, for example ronny.no, keisu.net, fehrn-christensen.com, comprevu.com and transform.se.
Host names with two IP numbers:
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
523.dk is handled by three mail servers: mx1.pub.mailpod8-cph3.one.com, mx2.pub.mailpod8-cph3.one.com and mx3.pub.mailpod8-cph3.one.com.
523.dk shares some mail servers with other domains, at least partially, such as ewoys.com, nrn.dk, dkqha.dk, ssns.dk and shrimp.se.
Host names with one IP number:
Host mx1.pub.mailpod8-cph3.one.com points to 185.164.14.102.
Host mx2.pub.mailpod8-cph3.one.com points to 185.164.14.103.
Host mx3.pub.mailpod8-cph3.one.com points to 185.164.14.104.