swc.dk - robtex.com

swc.dk

DNSSEC🔒 Signed (DS record present)
A77.111.240.191🇩🇰 ONECOM77.111.240.0/22 One.com A/S
PTRwebcluster2.webpod11-cph3.one.com
NSns01.one.com ⭐
A2001:67c:28cc::10ONECOM-INFRA2001:67c:28cc::/48
PTRns01.one.com
A195.206.121.10ONECOM-INFRA195.206.121.0/24
PTRns01.one.com
NSns02.one.com
A2001:67c:3c0::10🇩🇰 ONECOM2001:67c:3c0::/48
PTRns02.one.com
A185.10.11.10ONECOM185.10.11.0/24
PTRns02.one.com
MXmx1.pub.mailpod10-cph3.one.com ⭐
A104.37.34.70🇩🇰 ONECOM104.37.32.0/21 One.com A/S
PTRmx1.pub.mailpod10-cph3.one.com
MXmx2.pub.mailpod10-cph3.one.com ⭐
A104.37.34.71🇩🇰 ONECOM104.37.32.0/21 One.com A/S
PTRmx2.pub.mailpod10-cph3.one.com
MXmx3.pub.mailpod10-cph3.one.com ⭐
A104.37.34.72🇩🇰 ONECOM104.37.32.0/21 One.com A/S
PTRmx3.pub.mailpod10-cph3.one.com
MXmx4.pub.mailpod10-cph3.one.com ⭐
A104.37.34.73🇩🇰 ONECOM104.37.32.0/21 One.com A/S
PTRmx4.pub.mailpod10-cph3.one.com
SOAns01.one.comhostmaster@one.com 2026-06-24 #5

dk

DNSSEC🔒 Signed (DS record present)
NSb.nic.dk ⭐
NSc.nic.dk
NSh.nic.dk
NSl.nic.dk
NSs.nic.dk
NSt.nic.dk
TXTDK zone updateEpoch 1783145161localtime Sat Jul 4 08:06:01 2026gmtime Sat Ju...
SOAb.nic.dktech@punktum.dk serial=1783145161

Same first word

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wcs.net
scw.cloud
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csw.pl
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cws.email

DNS History

11 records (7 active, 4 former)

20162017201820192020202120222023202420252026NSns01.one.comns02.one.comdns.webdomain.dkdns2.webdomain.dkMXmx1.pub.mailpod10-cph3.one.commx2.pub.mailpod10-cph3.one.commx3.pub.mailpod10-cph3.one.commx4.pub.mailpod10-cph3.one.commail.swc.dkA77.111.240.191195.249.40.189
○NSdns.webdomain.dk2015-07-25 → 2017-01-23 · 4 obs
● 2015-07-25 15:36:32
● 2017-01-23 00:09:12
○ 2026-06-04 18:00:18
○ 2026-07-04 06:34:36
○NSdns2.webdomain.dk2015-07-25 → 2017-01-23 · 4 obs
● 2015-07-25 15:36:32
● 2017-01-23 00:09:12
○ 2026-06-04 18:00:18
○ 2026-07-04 06:34:36
●NSns01.one.com2026-06-04 → 2026-07-04 · 3 obs
○ 2017-01-23 00:09:12
● 2026-06-04 18:00:18
● 2026-07-04 06:34:36
●NSns02.one.com2026-06-04 → 2026-07-04 · 3 obs
○ 2017-01-23 00:09:12
● 2026-06-04 18:00:18
● 2026-07-04 06:34:36
○MXmail.swc.dk2015-07-25 → 2017-01-23 · 4 obs
● 2015-07-25 15:36:32
● 2017-01-23 00:09:12
○ 2026-06-04 18:00:18
○ 2026-07-04 06:34:36
●MXmx1.pub.mailpod10-cph3.one.com2026-06-04 → 2026-07-04 · 3 obs
○ 2017-01-23 00:09:12
● 2026-06-04 18:00:18
● 2026-07-04 06:34:36
●MXmx2.pub.mailpod10-cph3.one.com2026-06-04 → 2026-07-04 · 3 obs
○ 2017-01-23 00:09:12
● 2026-06-04 18:00:18
● 2026-07-04 06:34:36
●MXmx3.pub.mailpod10-cph3.one.com2026-06-04 → 2026-07-04 · 3 obs
○ 2017-01-23 00:09:12
● 2026-06-04 18:00:18
● 2026-07-04 06:34:36
●MXmx4.pub.mailpod10-cph3.one.com2026-06-04 → 2026-07-04 · 3 obs
○ 2017-01-23 00:09:12
● 2026-06-04 18:00:18
● 2026-07-04 06:34:36
○A195.249.40.1892015-07-25 → 2017-01-23 · 4 obs
● 2015-07-25 15:36:32
● 2017-01-23 00:09:12
○ 2026-06-04 18:00:18
○ 2026-07-04 06:34:36
●A77.111.240.1912026-06-04 → 2026-07-04 · 3 obs
○ 2017-01-23 00:09:12
● 2026-06-04 18:00:18
● 2026-07-04 06:34:36

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
dkh.nic.dk, t.nic.dk, s.nic.dk, c.nic.dk...-
swc.dkns01.one.com, ns02.one.com-

✅ Authoritative Response

Server:185.10.11.10

NS records: ns01.one.com, ns02.one.com

🔒 DNSSEC Status

🔐 Secure (DNSSEC validated)

Chain of trust verified from root to domain

⏱️ Timing

Total: 1470ms | Queries: -

📄 Records

TypeCountSample Data
A177.111.240.191
NS2ns02.one.com, ns01.one.com
MX4mx2.pub.mailpod10-cph3.one.com (pri: 10), mx3.pub.mailpod10-cph3.one.com (pri: 10)...
SOA1ns01.one.com hostmaster.one.com

Analysis

IP Addresses

swc.dk resolves to just one IP address, 77.111.240.191.

Two other host names, along with sminge.dk, mail.massarde.dk and karmil.dk, also share IP numbers with swc.dk.

Name Servers

The NS records for swc.dk delegate to ns01.one.com and ns02.one.com.

swc.dk shares its NS records with other domains, for example chiptel.se, jprenovations.co.uk, bjornchristiernsson.se and two others.

ns01.one.com resolves to 195.206.121.10 and 2001:67c:28cc::10. Likewise, ns02.one.com resolves to 185.10.11.10 and 2001:67c:3c0::10 — two IP addresses apiece.

Mail Servers

Four mail servers handle email for swc.dk: mx1.pub.mailpod10-cph3.one.com, mx2.pub.mailpod10-cph3.one.com, mx3.pub.mailpod10-cph3.one.com and mx4.pub.mailpod10-cph3.one.com.

There is at least a partial MX overlap between swc.dk and other domains, including hyecon.com, culture-echecs.eu, dragsholmgolfclub.dk and two others.

The hosts mx1.pub.mailpod10-cph3.one.com, mx2.pub.mailpod10-cph3.one.com, mx3.pub.mailpod10-cph3.one.com and mx4.pub.mailpod10-cph3.one.com all resolve to exactly one IP address each: 104.37.34.70, 104.37.34.71, 104.37.34.72 and 104.37.34.73 respectively.