mtrinfra.dk is a .dk domain served by 2 nameservers (aaden.ns.cloudflare.com, dee.ns.cloudflare.com). It was registered on 2 June 2017 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. The zone is not DNSSEC-signed, publishes a DMARC policy and is reachable over IPv6. 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 |
|---|---|---|---|---|---|---|---|
| 104.21.52.69 | 300s | — | AS13335 | — | — | — | — |
| 172.67.196.172 | 300s | — | AS13335 | — | — | — | — |
| IPv6 Address | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 2606:4700:3031::6815:3445 | 300s | — | AS13335 | — | — | — | — |
| 2606:4700:3036::ac43:c4ac | 300s | — | AS13335 | — | — | — | — |
| Priority | Target | SvcParams |
|---|---|---|
| 1 service | . | alpn="h3,h2" ipv4hint=104.21.52.69,172.67.196.172 ech=AEX+DQBBTwAgACAmEAi+gpvYxIqROOBYxVuKpa0Igrd+CoOjXdfXLRumdgAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3031::6815:3445,2606:4700:3036::ac43:c4ac |
| TXT Record |
|---|
| v=spf1 -all |
| Policy | Record (mtrinfra.dk) |
|---|---|
| -all (hard fail) | v=spf1 -all |
| Policy | Record (_dmarc.mtrinfra.dk) |
|---|---|
| p=reject | v=DMARC1; p=reject;sp=reject;pct=100; fo=1; ri=3600; rua=mailto:e43edf71cbeb923@rep.dmarcanalyzer.com; ruf=mailto:e43edf71cbeb923@for.dmarcanalyzer.com;adkim=s;aspf=s; |
| www | 104.21.52.69 172.67.196.172 2606:4700:3030::6815:3445 2606:4700:3036::ac43:c4ac (AS13335) (address records, no CNAME) |
| www vs bare domain | Same network mtrinfra.dk: 188.114.96.1 188.114.97.1 2606:4700:3030::6815:3445 2606:4700:3036::ac43:c4ac (AS13335) www.mtrinfra.dk: 104.21.52.69 172.67.196.172 2606:4700:3030::6815:3445 2606:4700:3036::ac43:c4ac (AS13335) |
| Wildcard | No |
DNS lookups: 0/10 · policy: -all
No problems found| Type | Name | Value |
|---|---|---|
| TXT | _acme-challenge.mtrinfra.dk | KBxhHFNBLSn0nqs7jcYuVo6coSLuHYiC3-zrzcLVCio |
| TXT | _acme-challenge.mtrinfra.dk | S2VkIq4L6t4b26vkRliNl_d0WUO256bpiGbGzeJfLKA |
| Check | Result |
|---|---|
| Validation Status | 🔓 Insecure |
| AD Flag (resolver validates) | ✗ Not set |
| DS Record | ✗ Not found |
| DNSKEY Record | ✗ Not found |
| Flags | unsigned answer |
| Field | Value |
|---|---|
| Serial | 2407305453 |
| Primary NS (MNAME) | aaden.ns.cloudflare.com |
| Responsible (RNAME) | dns@cloudflare.com |
| Refresh | 10000s |
| Retry | 2400s |
| Expire | 604800s |
| Minimum (neg-cache TTL) | 1800s |
| Field | Value |
|---|---|
| Registrar | 101domain GRS Limited |
| Registered | 2017-06-02 |
| Expires | 2027-06-30 (248d) |
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 |
|---|---|
| mtrnordic.dk | 101domain GRS Limited |
| mtrproperty.dk | 101domain GRS Limited |
| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-10-18 02:58:05 | 4010ms | 2 NS 2 A 0 MX | 🔓 Insecure |
| 2026-10-05 17:52:48 | 1909ms | 2 NS 2 A 0 MX | 🔓 Insecure |
| 2026-09-30 17:30:20 | 528ms | 2 NS 2 A 0 MX | 🔓 Insecure |
| 2026-09-24 19:58:00 | 537ms | 2 NS 2 A 0 MX | 🔓 Insecure |
| 2026-08-23 09:49:57 | 845ms | 2 NS 2 A 0 MX | 🔓 Insecure |
| 2026-08-20 07:34:39 | 882ms | 2 NS 2 A 0 MX | 🔓 Insecure |
| 2026-08-08 07:21:49 | 1020ms | 2 NS 2 A 0 MX | 🔓 Insecure |
| 2026-06-26 22:18:12 | 601ms | 2 NS 2 A 0 MX | 🔓 Insecure |
| 2026-06-20 07:13:07 | 907ms | 2 NS 2 A 0 MX | 🔓 Insecure |
| 2026-06-19 00:54:19 shown | 1784ms | 2 NS 2 A 0 MX | 🔓 Insecure |
| 2026-06-17 14:37:57 | 1388ms | 2 NS 2 A 0 MX | 🔓 Insecure |