mail.swc.dk - robtex.com

mail.swc.dk

DNSSEC⚠️ Not signed
A2a02:2350:5:102:80bf:9e3e:3eba:a4b🇩🇰 ONECOM2a02:2350::/32 One.com A/S
A77.111.240.183🇩🇰 ONECOM77.111.240.0/22 One.com A/S

swc.dk

DNSSEC🔒 Signed (DS record present)
A77.111.240.191🇩🇰 ONECOM77.111.240.0/22 One.com A/S
NSns01.one.com
NSns02.one.com
MXmx1.pub.mailpod10-cph3.one.com
MXmx2.pub.mailpod10-cph3.one.com
MXmx3.pub.mailpod10-cph3.one.com
MXmx4.pub.mailpod10-cph3.one.com
SOAns01.one.comhostmaster@one.com 2026-06-24 #5

Previously MX for

Same first word

Similar names

DNS History

3 records (2 active, 1 former)

20162017201820192020202120222023202420252026A2a02:2350:5:102:80bf:9e3e:3eba:a4b77.111.240.183195.249.40.188
A195.249.40.1882015-08-05 → 2016-12-28 · 4 obs
● 2015-08-05 08:50:12
● 2016-12-28 20:42:54
○ 2026-07-04 15:12:20
○ 2026-07-04 15:12:22
A2a02:2350:5:102:80bf:9e3e:3eba:a4b2026-07-04 → 2026-07-04 · 3 obs
○ 2016-12-28 20:42:54
● 2026-07-04 15:12:20
● 2026-07-04 15:12:22
A77.111.240.1832026-07-04 → 2026-07-04 · 3 obs
○ 2016-12-28 20:42:54
● 2026-07-04 15:12:20
● 2026-07-04 15:12:22

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
dkb.nic.dk, c.nic.dk, h.nic.dk, l.nic.dk...12 records
swc.dkns01.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: 2301ms | Queries: -

📄 Records

TypeCountSample Data
A177.111.240.183
AAAA12a02:2350:5:102:80bf:9e3e:3eba:a4b

📌 Glue Records Collected

Total: 12

In-bailiwick: 12 (b.nic.dk, c.nic.dk, h.nic.dk...)

Analysis

IP Addresses

mail.swc.dk has two IP addresses: 77.111.240.183 and 2a02:2350:5:102:80bf:9e3e:3eba:a4b

Additional host names — sylvi.no, rev-sky.com, mail.planbetter.dk and two others — share IP numbers with mail.swc.dk.