underskrift.dk is a .dk domain served by 4 nameservers (ns1.simply.com, ns2.simply.com, ns3.simply.com and 1 more). It was registered on 27 May 2019 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 159.69.104.152 is hosted by Hetzner Online GmbH (AS24940) in Germany. Mail is handled by dedivirt1361.your-server.de. 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 |
|---|---|---|---|---|---|---|---|
| 159.69.104.152 | 5982s | dedivirt1361.your-server.de | AS24940 | Hetzner Online GmbH | 159.69.0.0/16 | 🇩🇪 Germany | Nuremberg |
| Priority | TTL | Mail Server | IP addresses | PTR | ASN |
|---|---|---|---|---|---|
| 10 | 3600s | dedivirt1361.your-server.de | 159.69.104.152 2a01:4f8:c0c:7fc::2 |
dedivirt1361.your-server.de dedivirt1361.your-server.de |
AS24940 Hetzner Online GmbH AS24940 Hetzner Online GmbH |
| Service | CNAME / IP |
|---|---|
| 🔷 Autodiscover | underskrift.dk → 159.69.104.152 |
| 🔶 Autoconfig | underskrift.dk → 159.69.104.152 |
| TXT Record |
|---|
| google-site-verification=hVEesVrKTP97MnvlrW3jpk3VXmMez8DPoZU9xhZhZV8 |
| v=spf1 include:mailgun.org ~all |
| Policy | Record (underskrift.dk) |
|---|---|
| ~all (soft fail) | v=spf1 include:mailgun.org ~all |
| Policy | Record (_dmarc.underskrift.dk) |
|---|---|
| p=reject | v=DMARC1; p=reject; rua=mailto:admin@underskrift.dk |
| www CNAME | underskrift.dk (all on underskrift.dk) |
| www vs bare domain | Same network |
| Wildcard | Yes: any name under the zone resolves |
| Denial of existence | NSEC zone can be walked (all names enumerable) |
| CDS / CDNSKEY | Published: key rollovers can be automated with the registry (RFC 7344/8078) 1 CDS, 1 CDNSKEY |
DNS lookups: 5/10 · policy: ~all
No problems found| Type | Name | Value |
|---|---|---|
| TXT | _acme-challenge.underskrift.dk | 4UVk8EZiRqp_9Lb4UExCArj4MlQQSiYurHytLQEFxLE |
| TXT | _acme-challenge.underskrift.dk | aY6KPRdt0ptfqyezv2ubcJeZeows4XX4o2OV1xXlNfw |
| Check | Result |
|---|---|
| Validation Status | 🔒 Secure |
| AD Flag (resolver validates) | ✓ Set |
| DS Record | ✓ Found |
| DNSKEY Record | ✓ Found |
| Flags | fully validated |
| Field | Value |
|---|---|
| Serial | 2026091400 |
| Primary NS (MNAME) | ns1.simply.com |
| Responsible (RNAME) | hostmaster@simply.com |
| Refresh | 14400s |
| Retry | 3600s |
| Expire | 1209600s |
| Minimum (neg-cache TTL) | 3600s |
| Field | Value |
|---|---|
| Registrar | Simply.com A/S |
| Registered | 2019-05-27 |
| Expires | 2027-05-31 (225d) |
| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-10-13 16:14:31 | 645ms | 4 NS 1 A 1 MX | 🔒 Secure |
| 2026-10-03 02:29:11 | 3283ms | 4 NS 1 A 1 MX | 🔒 Secure |
| 2026-10-02 02:24:24 | 1065ms | 4 NS 1 A 1 MX | 🔒 Secure |
| 2026-09-30 01:56:42 | 774ms | 4 NS 1 A 1 MX | 🔒 Secure |
| 2026-09-23 23:44:32 | 882ms | 4 NS 1 A 1 MX | 🔒 Secure |
| 2026-09-14 16:20:30 shown | 1775ms | 4 NS 1 A 1 MX | 🔒 Secure |
| 2026-09-07 13:36:45 | 1189ms | 4 NS 1 A 1 MX | 🔒 Secure |
| 2026-08-27 20:26:07 | 978ms | 4 NS 1 A 1 MX | 🔒 Secure |
| 2026-08-22 13:06:45 | 1484ms | 4 NS 1 A 1 MX | 🔒 Secure |
| 2026-08-02 08:15:47 | 2994ms | 4 NS 1 A 1 MX | 🔒 Secure |
| 2026-06-24 20:58:53 | 969ms | 4 NS 1 A 1 MX | 🔒 Secure |
| 2026-06-23 21:00:53 | 1172ms | 0 NS 0 A 0 MX | ❓ Unknown |
| 2026-06-21 21:32:17 | 2468ms | 4 NS 1 A 1 MX | 🔒 Secure |
| 2026-06-21 14:37:05 | 1185ms | 0 NS 0 A 0 MX | ❓ Unknown |
| 2026-06-17 14:07:12 | 1991ms | 4 NS 1 A 1 MX | 🔒 Secure |