r37.dk is a .dk domain served by 4 nameservers (ns1-09.azure-dns.com, ns2-09.azure-dns.net, ns3-09.azure-dns.org and 1 more). It was registered on 5 January 2026 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Mail is handled by mail.protonmail.ch, mailsec.protonmail.ch. The zone is not DNSSEC-signed, 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.
| TXT Record |
|---|
| protonmail-verification=f2b15eeb09feb5db57902805e21c7368e2be4c41 |
| v=spf1 include:_spf.protonmail.ch ~all |
| Policy | Record (r37.dk) |
|---|---|
| ~all (soft fail) | v=spf1 include:_spf.protonmail.ch ~all |
| Policy | Record (_dmarc.r37.dk) |
|---|---|
| p=quarantine | v=DMARC1; p=quarantine |
| www | NXDOMAIN |
| www vs bare domain | Neither resolves r37.dk: no address www.r37.dk: no address |
| Wildcard | No |
DNS lookups: 2/10 · policy: ~all
No problems found| Service / Owner | Type | Cert association |
|---|---|---|
| SMTP _25._tcp.mail.protonmail.ch | DANE-EE · SPKI · SHA-256 | 76BB66711DA416433CA890A5B2E5A053… |
| SMTP _25._tcp.mail.protonmail.ch | DANE-EE · SPKI · SHA-256 | 6111A5698D23C89E09C36FF833C1487E… |
| SMTP _25._tcp.mailsec.protonmail.ch | DANE-EE · SPKI · SHA-256 | 6111A5698D23C89E09C36FF833C1487E… |
| SMTP _25._tcp.mailsec.protonmail.ch | DANE-EE · SPKI · SHA-256 | 76BB66711DA416433CA890A5B2E5A053… |
| Check | Result |
|---|---|
| Validation Status | 🔓 Insecure |
| AD Flag (resolver validates) | ✗ Not set |
| DS Record | ✗ Not found |
| DNSKEY Record | ✗ Not found |
| Flags | resolution failed: ncache nxrrset |
| Field | Value |
|---|---|
| Serial | 1 |
| Primary NS (MNAME) | ns1-09.azure-dns.com |
| Responsible (RNAME) | azuredns-hostmaster@microsoft.com |
| Refresh | 3600s |
| Retry | 300s |
| Expire | 2419200s |
| Minimum (neg-cache TTL) | 300s |
| Field | Value |
|---|---|
| Registrar | GANDI SAS |
| Registered | 2026-01-05 |
| Expires | 2027-01-04 (69d) |
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 |
|---|---|
| baelthuset.dk | Punktum dk A/S (direct) |
| rknudsen.dk | Punktum dk A/S (direct) |
| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-10-01 04:07:23 shown | 681ms | 4 NS 0 A 2 MX | 🔓 Insecure |
| 2026-07-02 07:41:18 | 2119ms | 4 NS 0 A 2 MX | 🔓 Insecure |
| 2026-06-24 16:56:19 | 3649ms | 4 NS 0 A 2 MX | ❓ Unknown |
| 2026-06-23 16:43:07 | 1170ms | 0 NS 0 A 0 MX | ❓ Unknown |
| 2026-06-23 02:02:07 | 840ms | 4 NS 0 A 2 MX | 🔓 Insecure |
| 2026-06-18 06:03:21 | 975ms | 4 NS 0 A 2 MX | 🔓 Insecure |