mtp.dk is a .dk domain served by 4 nameservers (ns1.simply.com, ns2.simply.com, ns3.simply.com and 1 more). It was registered on 7 August 1996 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 158.255.47.82 is hosted by Node4 Limited (AS31727) in United Kingdom. Mail is handled by mail.mtp.dk. 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.
| IP | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 158.255.47.82 | 3600s | mail.mtp.dk | AS31727 | Node4 Limited | 158.255.44.0/22 | 🇬🇧 United Kingdom | — |
| Priority | TTL | Mail Server | IP addresses | PTR | ASN |
|---|---|---|---|---|---|
| 10 | 3600s | mail.mtp.dk | 158.255.47.82 | mail.mtp.dk | AS31727 Node4 Limited |
| Service | CNAME / IP |
|---|---|
| 🔷 Autodiscover | 158.255.47.82 |
| 🔶 Autoconfig | 158.255.47.82 |
| TXT Record |
|---|
| _globalsign-domain-verification=0w0lU-p2qadUSUHDywwFWzxn0HE4SuD1Ppj1zA6JU7 |
| v=spf1 ip4:158.255.47.82 mx:mail.mtp.dk ~all |
| Policy | Record (mtp.dk) |
|---|---|
| ~all (soft fail) | v=spf1 ip4:158.255.47.82 mx:mail.mtp.dk ~all |
| www | 158.255.47.82 (AS31727) (address records, no CNAME) |
| www vs bare domain | Same network |
| Wildcard | Yes: any name under the zone resolves |
| Denial of existence | NSEC zone can be walked (all names enumerable) |
| CDS / CDNSKEY | Published: key rollovers can be automated with the registry (RFC 7344/8078) 1 CDS, 1 CDNSKEY |
DNS lookups: 1/10 · policy: ~all
No problems found| Type | Name | Value |
|---|---|---|
| TXT | _acme-challenge.mtp.dk | tTUjn4gwSH20zrhCPdMMSd9YEuUI2F6LISayDR7qBao |
| Service / Owner | Type | Cert association |
|---|---|---|
| SMTP _25._tcp.mail.mtp.dk | DANE-EE · Full cert · SHA-256 | D411DE88EDE877C0F1798B461C831FB8… |
| Check | Result |
|---|---|
| Validation Status | 🔒 Secure |
| AD Flag (resolver validates) | ✓ Set |
| DS Record | ✓ Found |
| DNSKEY Record | ✓ Found |
| Flags | fully validated |
| Field | Value |
|---|---|
| Serial | 2026072502 |
| Primary NS (MNAME) | ns1.simply.com |
| Responsible (RNAME) | hostmaster@simply.com |
| Refresh | 14400s |
| Retry | 3600s |
| Expire | 1209600s |
| Minimum (neg-cache TTL) | 3600s |
| Field | Value |
|---|---|
| Registrar | Simply.com A/S |
| Registered | 1996-08-07 |
| Expires | 2027-09-30 (346d) |
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).
No other domain with this registrant in our WHOIS data yet| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-10-09 09:36:11 | 511ms | 4 NS 1 A 1 MX | 🔒 Secure |
| 2026-10-01 17:37:15 | 1058ms | 4 NS 1 A 1 MX | 🔒 Secure |
| 2026-09-23 16:02:13 | 645ms | 4 NS 1 A 1 MX | 🔒 Secure |
| 2026-09-04 05:03:00 | 569ms | 4 NS 1 A 1 MX | 🔒 Secure |
| 2026-07-25 16:58:49 shown | 1424ms | 4 NS 1 A 1 MX | 🔒 Secure |
| 2026-06-26 06:50:49 | 1872ms | 4 NS 1 A 1 MX | 🔒 Secure |
| 2026-06-25 21:40:31 | 584ms | 4 NS 1 A 1 MX | 🔒 Secure |
| 2026-06-23 02:16:07 | 1199ms | 0 NS 0 A 0 MX | ❓ Unknown |
| 2026-06-17 13:23:13 | 2134ms | 4 NS 1 A 1 MX | 🔒 Secure |