code42.dk - dns.ninja
code42.dk
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| A | 87.51.7.53🇩🇰 TDC87.48.0.0/13 | ||||||
| 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.spamfilter.cc ⭐ | ||||||
| A | 2001:19f0:5001:1b34:5400:3ff:fe0e:a8b5🇳🇱 AS-VULTR2001:19f0:5000::/38 Vultr Assigned Prefix | ||||||
| A | 95.179.139.219🇳🇱 AS-VULTR95.179.128.0/20 Vultr Assigned Prefix | ||||||
| PTR | 95.179.139.219.vultrusercontent.com | ||||||
| A | 95.179.218.56🇫🇷 AS-VULTR95.179.208.0/20 Vultr Assigned Prefix | ||||||
| SOA | ns01.one.comhostmaster@one.com 2026-05-24 #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 1780743601localtime Sat Jun 6 13:00:01 2026gmtime Sat Ju... | ||||||
| SOA | b.nic.dktech@punktum.dk serial=1780743601 | ||||||
Same first word
code42.co |
code42.com.br |
code42.co.uk |
code42.ai |
code42.dk |
code42.fr |
code42.com |
code42.biz |
code42.jp |
code42.cn |
code42.be |
code42.de |
code42.at |
code42.com.au |
code42.eu |
code42.org |
code42.ca |
code42.net |
code42.io |
Similar names
DNS History
8 records (4 active, 4 former)
●NSns01.one.com2026-04-24 → 2026-06-06 · 3 obs
● 2026-04-24 01:57:38
● 2026-06-06 11:16:52
●NSns02.one.com2026-04-24 → 2026-06-06 · 3 obs
● 2026-04-24 01:57:38
● 2026-06-06 11:16:52
○NSns1.gratisdns.dk2015-08-20 → 2017-05-15 · 4 obs
● 2017-05-15 00:54:04
○ 2026-04-24 01:57:38
○ 2026-06-06 11:16:52
○NSns2.gratisdns.dk2015-08-20 → 2017-05-15 · 4 obs
● 2017-05-15 00:54:04
○ 2026-04-24 01:57:38
○ 2026-06-06 11:16:52
○NSns3.gratisdns.dk2015-08-20 → 2017-05-15 · 4 obs
● 2017-05-15 00:54:04
○ 2026-04-24 01:57:38
○ 2026-06-06 11:16:52
○NSns4.gratisdns.dk2015-08-20 → 2017-05-15 · 4 obs
● 2017-05-15 00:54:04
○ 2026-04-24 01:57:38
○ 2026-06-06 11:16:52
●MXmx1.spamfilter.cc2015-08-20 → 2026-06-06 · 2 obs
● 2026-06-06 11:16:52
●A87.51.7.532015-08-20 → 2026-06-06 · 2 obs
● 2026-06-06 11:16:52
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| dk | c.nic.dk, s.nic.dk, t.nic.dk, b.nic.dk... | - |
| code42.dk | ns01.one.com, ns02.one.com | - |
✅ Authoritative Response
Server:195.206.121.10
NS records: ns01.one.com, ns02.one.com
🔒 DNSSEC Status
🔐 Secure (DNSSEC validated)
Chain of trust verified from root to domain
⏱️ Timing
Total: 794ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 87.51.7.53 |
| NS | 2 | ns01.one.com, ns02.one.com |
| MX | 1 | mx1.spamfilter.cc (pri: 10) |
| SOA | 1 | ns01.one.com hostmaster.one.com |
Analysis
IP Addresses
code42.dk resolves to one IP address: 87.51.7.53.
Name Servers
Two name servers handle the delegation for code42.dk: ns01.one.com and ns02.one.com.
code42.dk uses the same name servers as several other domains — among them caki.dk, corecrm.dk, bergsatra.com and two more.
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
Mail for code42.dk is handled by a single mail server, mx1.spamfilter.cc.
code42.dk uses an identical mail server configuration to several other domains — among them kroenike.dk, room208.dk, experiences.dk and two more.
code42.dk has at least partial mail server overlap with other domains such as johandyman.dk, esellercloud.com, unitte.dk and two more.
These mail servers frequently appear alongside the mail servers mx2.spamfilter.cc and mx3.spamfilter.cc.
mx1.spamfilter.cc maps to three IP addresses — 95.179.139.219, 95.179.218.56 and 2001:19f0:5001:1b34:5400:3ff:fe0e:a8b5.