refex.dk - dns.ninja

refex.dk

DNSSEC⚠️ Not signed
A138.201.61.68🇩🇪 Hetzner138.201.0.0/16 HETZNER-RZ-BLK-ERX4
PTRcde3.duelhost.dk
NSdns-a.duelhost.dk ⭐
A138.201.61.68🇩🇪 Hetzner138.201.0.0/16 HETZNER-RZ-BLK-ERX4
PTRcde3.duelhost.dk
NSdns-b.duelhost.dk
A195.201.247.10🇩🇪 Hetzner195.201.0.0/16 HETZNER-DC
PTRdns-b.duelhost.dk
MXmail.refex.dk ⭐
A138.201.61.68🇩🇪 Hetzner138.201.0.0/16 HETZNER-RZ-BLK-ERX4
PTRcde3.duelhost.dk
TXTv=spf1 a mx include:relay.mailchannels.net -all
TXTgoogle-site-verification=_4qgFglhB42oPfwk63-SAyDrvl2PZ1YoEPS_AA3HYjk
SOAdns-a.duelhost.dkhostmaster@refex.dk 2026-06-03 #3

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 1783675981localtime Fri Jul 10 11:33:01 2026gmtime Fri Ju...
SOAb.nic.dktech@punktum.dk serial=1783675981
WOT: SAFE (68/100)

Subdomains

mail.refex.dk

Same first word

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refex.de
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refex.ch
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refex.net
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refex.com
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refex.bg
refex.biz
refex.org

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ferex.cl

DNS History

14 records (4 active, 10 former)

20162017201820192020202120222023202420252026NSdns-a.duelhost.dkdns-b.duelhost.dkhostmaster.refex.dkns1.mcac.netns2.mcac.netMXmail.refex.dkmxlb.ispgateway.deA138.201.61.68134.119.224.141134.119.246.1632a00:1158:0:404:94e8::12a00:1158:0:407:694a::12a00:1158:400:407::48d93.187.234.141
●NSdns-a.duelhost.dk2026-03-07 → 2026-07-10 · 3 obs
○ 2016-12-31 06:49:26
● 2026-03-07 16:21:34
● 2026-07-10 09:41:50
●NSdns-b.duelhost.dk2026-03-07 → 2026-07-10 · 3 obs
○ 2016-12-31 06:49:26
● 2026-03-07 16:21:34
● 2026-07-10 09:41:50
○NShostmaster.refex.dk2015-10-29 → 2016-12-31 · 5 obs
○ 2015-06-16 02:08:18
● 2015-10-29 17:57:48
● 2016-12-31 06:49:26
○ 2026-03-07 16:21:34
○ 2026-07-10 09:41:50
○NSns1.mcac.net2015-06-16 → 2015-06-16 · 3 obs
● 2015-06-16 02:08:18
○ 2015-10-29 17:57:48
○ 2026-07-10 09:41:50
○NSns2.mcac.net2015-06-16 → 2015-06-16 · 3 obs
● 2015-06-16 02:08:18
○ 2015-10-29 17:57:48
○ 2026-07-10 09:41:50
●MXmail.refex.dk2026-03-07 → 2026-07-10 · 3 obs
○ 2016-12-31 06:49:26
● 2026-03-07 16:21:34
● 2026-07-10 09:41:50
○MXmxlb.ispgateway.de2015-06-16 → 2016-12-31 · 4 obs
● 2015-06-16 02:08:18
● 2016-12-31 06:49:26
○ 2026-03-07 16:21:34
○ 2026-07-10 09:41:50
○A134.119.224.1412016-12-03 → 2016-12-31 · 5 obs
○ 2016-11-19 09:02:04
● 2016-12-03 04:19:12
● 2016-12-31 06:49:26
○ 2026-03-07 16:21:34
○ 2026-07-10 09:41:50
○A134.119.246.1632016-05-01 → 2016-11-19 · 5 obs
○ 2015-12-31 23:23:30
● 2016-05-01 04:48:56
● 2016-11-19 09:02:04
○ 2016-12-03 04:19:12
○ 2026-07-10 09:41:50
●A138.201.61.682026-03-07 → 2026-07-10 · 3 obs
○ 2016-12-31 06:49:26
● 2026-03-07 16:21:34
● 2026-07-10 09:41:50
○A2a00:1158:0:404:94e8::12015-06-16 → 2015-12-31 · 4 obs
● 2015-06-16 02:08:18
● 2015-12-31 23:23:30
○ 2016-05-01 04:48:56
○ 2026-07-10 09:41:50
○A2a00:1158:0:407:694a::12016-05-01 → 2016-11-19 · 5 obs
○ 2015-12-31 23:23:30
● 2016-05-01 04:48:56
● 2016-11-19 09:02:04
○ 2016-12-03 04:19:12
○ 2026-07-10 09:41:50
○A2a00:1158:400:407::48d2016-12-03 → 2016-12-31 · 5 obs
○ 2016-11-19 09:02:04
● 2016-12-03 04:19:12
● 2016-12-31 06:49:26
○ 2026-03-07 16:21:34
○ 2026-07-10 09:41:50
○A93.187.234.1412015-06-16 → 2015-12-31 · 4 obs
● 2015-06-16 02:08:18
● 2015-12-31 23:23:30
○ 2016-05-01 04:48:56
○ 2026-07-10 09:41:50

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
dkb.nic.dk, c.nic.dk, h.nic.dk, l.nic.dk...-
refex.dkdns-b.duelhost.dk, dns-a.duelhost.dk-

✅ Authoritative Response

Server:195.201.247.10

NS records: dns-b.duelhost.dk, dns-a.duelhost.dk

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for refex.dk (unsigned zone)

⏱️ Timing

Total: 1755ms | Queries: -

📄 Records

TypeCountSample Data
A1138.201.61.68
NS2dns-a.duelhost.dk, dns-b.duelhost.dk
MX1mail.refex.dk (pri: 10)
TXT2google-site-verification=_4qgFglhB42oPfw, v=spf1 a mx include:relay.mailchannels.n
SOA1dns-a.duelhost.dk hostmaster.refex.dk

Analysis

Hierarchy

The domain mail.refex.dk falls under the parent refex.dk.

IP Addresses

refex.dk points to a single IP number: 138.201.61.68.

Additional host names — mail.rankwize.com, w8.dk, mail.events4u.dk and two others — share IP numbers with refex.dk.

Name Servers

refex.dk has two authoritative name servers — dns-a.duelhost.dk and dns-b.duelhost.dk.

refex.dk shares its name server setup with other domains, including bonuskode.dk, aceline.dk, penguinarmy.dk and two others.

The name servers for refex.dk overlap at least partially with those of other domains — for example dinit.dk.

Each of dns-a.duelhost.dk and dns-b.duelhost.dk has one IP address: dns-a.duelhost.dk uses 138.201.61.68 and dns-b.duelhost.dk uses 195.201.247.10.

Mail Servers

refex.dk has one mail server: mail.refex.dk.

mail.refex.dk points to one IP number — 138.201.61.68.