mdrustfri.dk is a .dk domain served by 2 nameservers (a.portsdns.se, b.portsdns.net). It was registered on 12 October 1999 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 157.250.163.39 is hosted by Cibicom A/S (AS3342) in Denmark. Mail is handled by mdrustfri-dk.q-v1.mx.microsoft. The zone is DNSSEC-signed and validates, publishes a 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 |
|---|---|---|---|---|---|---|---|
| 157.250.163.39 | 3600s | php73serv5.webhosting.dk | AS3342 | Cibicom A/S | 157.250.160.0/20 | 🇩🇰 Denmark | — |
| Service | CNAME / IP |
|---|---|
| 🔷 Autodiscover | autodiscover.outlook.com → 40.104.116.56 |
| 🔶 Autoconfig | 157.250.163.39 |
| TXT Record |
|---|
| v=spf1 include:aarsleff.com ~all |
| Policy | Record (mdrustfri.dk) |
|---|---|
| ~all (soft fail) | v=spf1 include:aarsleff.com ~all |
| Policy | Record (_dmarc.mdrustfri.dk) |
|---|---|
| p=reject | v=DMARC1; p=reject; rua=mailto:dmarc-rapport@aarsleff.com; adkim=s; |
| www | 157.250.163.39 (AS3342) (address records, no CNAME) |
| www vs bare domain | Same network |
| Wildcard | Yes: any name under the zone resolves |
| Denial of existence | NSEC3 · 0 iterations · no salt RFC 9276 ✓ |
| CDS / CDNSKEY | None 0 CDS, 0 CDNSKEY |
DNS lookups: 8/10 · policy: ~all
| Service / Owner | Type | Cert association |
|---|---|---|
| SMTP _25._tcp.mdrustfri-dk.q-v1.mx.microsoft | DANE-EE · SPKI · SHA-256 | 54883CC5F1849331E6BF5002C3129D20… |
| SMTP _25._tcp.mdrustfri-dk.q-v1.mx.microsoft | DANE-TA · Full cert · SHA-256 | EA7A25255D111FC3CE4CB8FABE3ADF9C… |
| SMTP _25._tcp.mdrustfri-dk.q-v1.mx.microsoft | DANE-EE · SPKI · SHA-256 | 803F7447CC75B208DBCA042346F5D8DF… |
| SMTP _25._tcp.mdrustfri-dk.q-v1.mx.microsoft | DANE-TA · Full cert · SHA-256 | C1AD7778796D20BCA65C889A26550211… |
| Check | Result |
|---|---|
| Validation Status | 🔒 Secure |
| AD Flag (resolver validates) | ✓ Set |
| DS Record | ✓ Found |
| DNSKEY Record | ✓ Found |
| Flags | fully validated |
| Field | Value |
|---|---|
| Serial | 2026092700 |
| Primary NS (MNAME) | a.portsdns.se |
| Responsible (RNAME) | registry@ports.net |
| Refresh | 14400s |
| Retry | 3600s |
| Expire | 1814400s |
| Minimum (neg-cache TTL) | 3600s |
| Field | Value |
|---|---|
| Registrar | Abion AB |
| Registered | 1999-10-12 |
| 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).
No other domain with this registrant in our WHOIS data yet| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-09-27 20:52:39 shown | 989ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-09-25 20:21:10 | 992ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-09-23 19:27:13 | 1314ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-09-03 10:45:30 | 2833ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-08-30 21:13:50 | 5523ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-08-27 01:45:33 | 1446ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-08-24 16:17:41 | 9578ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-08-10 20:23:54 | 8091ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-08-05 03:59:20 | 2150ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-07-28 02:47:34 | 2979ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-07-26 02:32:12 | 1523ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-07-03 10:05:17 | 992ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-06-27 20:04:02 | 5404ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-06-24 17:53:04 | 1223ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-06-17 15:02:46 | 1082ms | 2 NS 1 A 1 MX | 🔒 Secure |