mailsecurity.dk

📜 Historical scan 2026-09-10 16:53:49 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

mailsecurity.dk is a .dk domain served by 2 nameservers (ns01.one.com, ns02.one.com). It was registered on 9 December 2014 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 178.23.247.179 is hosted by Itm8 A/S (AS44398) in Denmark. Mail is handled by mxcloud1.simitu.dk, mxcloud2.simitu.dk and 1 more. The zone is DNSSEC-signed and validates, has no DMARC policy and has no IPv6 address. Below are all of its DNS records from this scan: nameservers, A/AAAA, MX, TXT, SPF, DMARC, CAA, TLSA/DANE, MTA-STS, SRV and more.

🖥️ Nameservers#

2 records 146ms

Nameserver	IP addresses	PTR	ASN / ISP
ns01.one.com	195.206.121.10 2001:67c:28cc::10	ns01.one.com ns01.one.com	AS197495 One.com A/S AS197495 One.com A/S
ns02.one.com	185.10.11.10 2001:67c:3c0::10	ns02.one.com ns02.one.com	AS51468 One.com A/S AS51468 One.com A/S

🌍 A Records#

1 records 114ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
178.23.247.179	600s	simitu-edgegw-03.tdchps.dk	AS44398	Itm8 A/S	178.23.240.0/21	🇩🇰 Denmark	Copenhagen

📧 MX Records#

3 records 150ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	43200s	mxcloud1.simitu.dk	—	—	—
10	43200s	mxcloud2.simitu.dk	—	—	—
10	43200s	mxcloud3.simitu.dk	—	—	—

📧 Autodiscover / Autoconfig#

Service	CNAME / IP
🔷 Autodiscover	178.23.247.179
🔶 Autoconfig	178.23.247.179

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records#

1 records 248ms

TXT Record
9GcQzUpa

✉️ SPF#

✗ No SPF record — mail spoofing not restricted

📨 DMARC#

✗ No DMARC record — mail spoofing not restricted

📬 MTA-STS#

✗ No MTA-STS policy — SMTP TLS not enforced

📈 TLSRPT#

✗ No TLSRPT record — no SMTP TLS failure reporting

📜 CAA Records#

✗ No CAA records — any CA may issue certificates

🧩 Web & zone#

latest probe, not this scan · checked 2026-10-11 18:25:53

www	178.23.247.179 (AS44398) (address records, no CNAME)
www vs bare domain	Same network mailsecurity.dk: 178.23.247.179 (AS44398) www.mailsecurity.dk: 178.23.247.179 (AS44398)
Wildcard	Yes: any name under the zone resolves
CDS / CDNSKEY	None 0 CDS, 0 CDNSKEY

🔗 TLSA / DANE#

✗ No TLSA records — DANE not configured for HTTPS (_443) or MX (_25)

🔐 DNSSEC#

164ms

Check	Result
Validation Status	🔒 Secure
AD Flag (resolver validates)	✓ Set
DS Record	✓ Found
DNSKEY Record	✓ Found
Flags	fully validated

🏷️ SOA#

0ms

Field	Value
Serial	2026091001
Primary NS (MNAME)	ns01.one.com
Responsible (RNAME)	hostmaster@one.com
Refresh	14400s
Retry	3600s
Expire	1209600s
Minimum (neg-cache TTL)	600s

📋 Registration#

WHOIS fetched 2026-10-11 18:39:01

Field	Value
Registrar	CSC Digital Brand Service, Inc
Registered	2014-12-09
Expires	2026-12-31 (75d)

🔗 Same registrant#

4 domains

Other .dk domains whose WHOIS registrant has the same name and postal address. Matched on a keyed hash: the registrant's details are not stored or shown. Covers only domains whose WHOIS we have fetched (refreshed about monthly).

Domain	Registrar
comendo.dk	CSC Digital Brand Service, Inc
commando.dk	CSC Digital Brand Service, Inc
sikkermail.dk	CSC Digital Brand Service, Inc
virus112.dk	CSC Digital Brand Service, Inc

📋 WHOIS#

⏱️ Lookup Timing#

146ms

114ms

150ms

AAAA

145ms

TXT

248ms

CAA

138ms

HTTPS

139ms

TLSA

166ms

SOA

0ms

MTA-STS

131ms

DNSSEC

164ms

SRV

136ms

Total

899ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-11 18:25:53	809ms	2 NS 1 A 3 MX	🔒 Secure
2026-09-10 16:53:49 shown	899ms	2 NS 1 A 3 MX	🔒 Secure
2026-08-27 11:26:02	2873ms	2 NS 1 A 3 MX	🔒 Secure
2026-08-11 09:17:04	751ms	2 NS 1 A 3 MX	🔒 Secure
2026-07-17 20:56:27	659ms	2 NS 1 A 3 MX	🔒 Secure
2026-07-12 03:46:52	13520ms	2 NS 1 A 3 MX	🔒 Secure
2026-06-27 09:42:11	3981ms	2 NS 1 A 3 MX	🔒 Secure
2026-06-21 19:53:55	1165ms	0 NS 0 A 0 MX	❓ Unknown
2026-06-20 23:36:54	2263ms	2 NS 1 A 3 MX	🔒 Secure
2026-06-17 13:43:59	1709ms	2 NS 1 A 3 MX	🔒 Secure