biorytmer.dk is a .dk domain served by 4 nameservers (ns1.nordicway.dk, ns2.nordicway.dk, ns3.nordicway.dk and 1 more). It was registered on 21 November 2018 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 49.12.171.172 is hosted by Hetzner Online GmbH (AS24940) in Germany. Mail is handled by mail.biorytmer.dk. 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 |
|---|---|---|---|---|---|---|---|
| 49.12.171.172 | 3600s | cp12.nordicway.dk | AS24940 | Hetzner Online GmbH | 49.12.0.0/15 | 🇩🇪 Germany | Falkenstein |
| Priority | TTL | Mail Server | IP addresses | PTR | ASN |
|---|---|---|---|---|---|
| 0 | 3600s | mail.biorytmer.dk | 49.12.171.172 | cp12.nordicway.dk | AS24940 Hetzner Online GmbH |
| Policy | Record (_dmarc.biorytmer.dk) |
|---|---|
| p=none (monitor only) | v=DMARC1;p=none;sp=none;adkim=r;aspf=r;pct=100;fo=0;rf=afrf;ri=86400 |
| www CNAME | biorytmer.dk (all on biorytmer.dk) → 49.12.171.172 (AS24940) |
| www vs bare domain | Same network |
| Wildcard | No |
| Denial of existence | NSEC3 · 7 iterations · 8-byte salt RFC 9276 recommends 0 iterations and no salt |
| CDS / CDNSKEY | None 0 CDS, 0 CDNSKEY |
| Type | Name | Value |
|---|---|---|
| TXT | _acme-challenge.biorytmer.dk | _EJlejjiDVQbfzY9tDa285I-5kI5ZssemnzDu6jL4YY |
| Check | Result |
|---|---|
| Validation Status | 🔒 Secure |
| AD Flag (resolver validates) | ✓ Set |
| DS Record | ✓ Found |
| DNSKEY Record | ✓ Found |
| Flags | fully validated |
| Field | Value |
|---|---|
| Serial | 2026051504 |
| Primary NS (MNAME) | ns1.nordicway.dk |
| Responsible (RNAME) | server@nordicway.dk |
| Refresh | 3600s |
| Retry | 1800s |
| Expire | 1209600s |
| Minimum (neg-cache TTL) | 86400s |
| Field | Value |
|---|---|
| Registrar | nordicway ApS |
| Registered | 2018-11-21 |
| Expires | 2026-11-30 (39d) |
| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-09-30 13:49:43 | 691ms | 4 NS 1 A 1 MX | 🔒 Secure |
| 2026-09-30 07:33:16 | 535ms | 4 NS 1 A 1 MX | 🔒 Secure |
| 2026-09-11 18:00:20 | 663ms | 4 NS 1 A 1 MX | 🔒 Secure |
| 2026-09-03 16:01:05 | 610ms | 4 NS 1 A 1 MX | 🔒 Secure |
| 2026-07-04 17:51:44 | 1029ms | 4 NS 1 A 1 MX | 🔒 Secure |
| 2026-06-22 10:49:22 shown | 1277ms | 4 NS 1 A 1 MX | 🔒 Secure |
| 2026-06-20 01:47:25 | 821ms | 4 NS 1 A 1 MX | 🔒 Secure |
| 2026-06-16 14:38:44 | 2556ms | 4 NS 1 A 1 MX | 🔒 Secure |