mr.dk is a .dk domain served by 2 nameservers (curns01.dnsadmin.dk, curns02.dnsadmin.dk). It was registered on 12 February 1997 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 185.31.79.5 is hosted by DLX A/S (AS47527) in Denmark. Mail is handled by eu-esec-01.heimdalsecurity.com, eu-esec-02.heimdalsecurity.com. The zone is DNSSEC-signed and validates, publishes a 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 |
|---|---|---|---|---|---|---|---|
| 185.31.79.5 | 3103s | v4-elastic-ingress.balancer01.hyperscalemega.cloud | AS47527 | DLX A/S | 185.31.76.0/22 | 🇩🇰 Denmark | Herning |
| Service | CNAME / IP |
|---|---|
| 🔷 Autodiscover | autodiscover.outlook.com → 52.98.149.136 |
| 🔶 Autoconfig | 185.31.79.5 |
| Service | Priority | Weight | Port | Target |
|---|---|---|---|---|
| _autodiscover._tcp | 0 | 0 | 443 | autodiscover.sotea.dk |
| _sipfederationtls._tcp | 100 | 1 | 5061 | sipfed.online.lync.com |
| TXT Record |
|---|
| google-site-verification=HIRNRyRngOcD6TfX1VlHi2AnnNomDaC8RzRGhqimIBo |
| klaviyo-site-verification=R7qEz9 |
| v=spf1 include:spf-esec.heimdalsecurity.com include: _spf.powerhosting.dk include:spf.protection.outlook.com ip4:87.116.4.187 ip4:87.116.4.186 ip4:193.200.225.63 ip4:193.200.225.35 -all |
| Policy | Record (mr.dk) |
|---|---|
| -all (hard fail) | v=spf1 include:spf-esec.heimdalsecurity.com include: _spf.powerhosting.dk include:spf.protection.outlook.com ip4:87.116.4.187 ip4:87.116.4.186 ip4:193.200.225.63 ip4:193.200.225.35 -all |
| Policy | Record (_dmarc.mr.dk) |
|---|---|
| p=quarantine | v=DMARC1; p=quarantine; rua=mailto:it@mr.dk |
| www CNAME | elastic.lb.powerhosting.dk (all on powerhosting.dk) |
| www vs bare domain | Same network |
| Wildcard | Yes: any name under the zone resolves |
| Denial of existence | NSEC3 · 1 iteration · 1-byte salt RFC 9276 recommends 0 iterations and no salt |
| CDS / CDNSKEY | None 0 CDS, 0 CDNSKEY |
| Selector | CNAME | Key |
|---|---|---|
| default | — | RSA · ~1024 bit below 2048 bit |
| dkim | ph._domainkey.powerhosting.dk | RSA · ~1024 bit below 2048 bit |
DKIM selectors can't be listed, so we check the common ones (Microsoft 365, Google, Mailchimp, SendGrid, generic). Keys under other selectors aren't shown.
DNS lookups: 3/10 · policy: -all
| Type | Name | Value |
|---|---|---|
| CNAME | _acme-challenge.mr.dk | _acme-challenge.powr.host |
| Service / Owner | Type | Cert association |
|---|---|---|
| SMTP _25._tcp.eu-esec-01.heimdalsecurity.com | DANE-EE · SPKI · SHA-256 | 2E8933DD6DB99304A5A9D5C4ECDE7B8E… |
| SMTP _25._tcp.eu-esec-02.heimdalsecurity.com | DANE-EE · SPKI · SHA-256 | 2E8933DD6DB99304A5A9D5C4ECDE7B8E… |
| Check | Result |
|---|---|
| Validation Status | 🔒 Secure |
| AD Flag (resolver validates) | ✓ Set |
| DS Record | ✓ Found |
| DNSKEY Record | ✓ Found |
| Flags | fully validated |
| Field | Value |
|---|---|
| Serial | 2026100601 |
| Primary NS (MNAME) | curns01.dnsadmin.dk |
| Responsible (RNAME) | hostmaster@curanet.dk |
| Refresh | 14400s |
| Retry | 3600s |
| Expire | 1209600s |
| Minimum (neg-cache TTL) | 300s |
| Field | Value |
|---|---|
| Registrar | Punktum dk A/S (direct) |
| Registered | 1997-02-12 |
| Expires | 2027-03-31 (160d) |
| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-10-12 21:13:46 | 1722ms | 2 NS 1 A 2 MX | 🔒 Secure |
| 2026-10-09 18:56:22 | 581ms | 2 NS 1 A 2 MX | 🔒 Secure |
| 2026-10-07 10:13:30 shown | 2222ms | 2 NS 1 A 2 MX | 🔒 Secure |
| 2026-09-25 01:32:55 | 792ms | 2 NS 1 A 2 MX | 🔒 Secure |
| 2026-08-24 14:17:42 | 1134ms | 2 NS 1 A 2 MX | 🔒 Secure |
| 2026-06-29 16:42:40 | 748ms | 2 NS 1 A 2 MX | 🔒 Secure |
| 2026-06-20 16:24:43 | 1025ms | 2 NS 1 A 2 MX | 🔒 Secure |
| 2026-06-20 16:12:50 | 489ms | 2 NS 1 A 2 MX | ⚠️ Bogus |
| 2026-06-20 05:25:06 | 1172ms | 2 NS 1 A 2 MX | 🔒 Secure |
| 2026-06-17 12:56:35 | 605ms | 2 NS 1 A 2 MX | 🔒 Secure |