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 our latest scan: nameservers, A/AAAA, MX, TXT, SPF, DMARC, CAA, TLSA/DANE, MTA-STS, SRV and more.
| 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 |
| Priority | TTL | Mail Server | IP addresses | PTR | ASN |
|---|---|---|---|---|---|
| 10 | 43200s | mxcloud1.simitu.dk | — | — | — |
| 10 | 43200s | mxcloud2.simitu.dk | — | — | — |
| 10 | 43200s | mxcloud3.simitu.dk | — | — | — |
| Service | CNAME / IP |
|---|---|
| 🔷 Autodiscover | 178.23.247.179 |
| 🔶 Autoconfig | 178.23.247.179 |
| TXT Record |
|---|
| 9GcQzUpa |
| www | 178.23.247.179 (AS44398) (address records, no CNAME) |
| www vs bare domain | Same network |
| Wildcard | Yes: any name under the zone resolves |
| CDS / CDNSKEY | None 0 CDS, 0 CDNSKEY |
| Check | Result |
|---|---|
| Validation Status | 🔒 Secure |
| AD Flag (resolver validates) | ✓ Set |
| DS Record | ✓ Found |
| DNSKEY Record | ✓ Found |
| Flags | fully validated |
| Field | Value |
|---|---|
| Serial | 2026101101 |
| Primary NS (MNAME) | ns01.one.com |
| Responsible (RNAME) | hostmaster@one.com |
| Refresh | 14400s |
| Retry | 3600s |
| Expire | 1209600s |
| Minimum (neg-cache TTL) | 600s |
| Field | Value |
|---|---|
| Registrar | CSC Digital Brand Service, Inc |
| Registered | 2014-12-09 |
| Expires | 2026-12-31 (75d) |
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 |
| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-10-11 18:25:53 shown | 809ms | 2 NS 1 A 3 MX | 🔒 Secure |
| 2026-09-10 16:53:49 | 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 |