hartmannsvidensportal.dk is a .dk domain served by 2 nameservers (ns.dandomain.dk, ns2.dandomain.dk). It was registered on 2 October 2017 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 91.107.227.184 is hosted by Hetzner Online GmbH (AS24940) in Germany. Mail is handled by mail.hartmannsvidensportal.dk. The zone is DNSSEC-signed and validates, has no 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 |
|---|---|---|---|---|---|---|---|
| 91.107.227.184 | 3600s | static.184.227.107.91.clients.your-server.de | AS24940 | Hetzner Online GmbH | 91.107.128.0/17 | 🇩🇪 Germany | Nuremberg |
| Priority | TTL | Mail Server | IP addresses | PTR | ASN |
|---|---|---|---|---|---|
| 10 | 3600s | mail.hartmannsvidensportal.dk | 91.107.227.184 | static.184.227.107.91.clients.your-server.de | AS24940 Hetzner Online GmbH |
| Service | CNAME / IP |
|---|---|
| 🔷 Autodiscover | 91.107.227.184 |
| 🔶 Autoconfig | 91.107.227.184 |
| TXT Record |
|---|
| v=spf1 a mx ip4:185.21.41.103 ip4:185.21.42.77 -ip4:91.107.227.184 include:_custspf.one.com include:spf.protection.outlook.com -all |
| Policy | Record (hartmannsvidensportal.dk) |
|---|---|
| -all (hard fail) | v=spf1 a mx ip4:185.21.41.103 ip4:185.21.42.77 -ip4:91.107.227.184 include:_custspf.one.com include:spf.protection.outlook.com -all |
| www | 91.107.227.184 (AS24940) (address records, no CNAME) |
| www vs bare domain | Same network hartmannsvidensportal.dk: 91.107.227.184 (AS24940) www.hartmannsvidensportal.dk: 91.107.227.184 (AS24940) |
| Wildcard | Yes: any name under the zone resolves |
| Denial of existence | NSEC3 · 1 iteration · 1-byte salt RFC 9276 recommends 0 iterations and no salt |
| CDS / CDNSKEY | None 0 CDS, 0 CDNSKEY |
DNS lookups: 4/10 · policy: -all
No problems found| Check | Result |
|---|---|
| Validation Status | 🔒 Secure |
| AD Flag (resolver validates) | ✓ Set |
| DS Record | ✓ Found |
| DNSKEY Record | ✓ Found |
| Flags | fully validated |
| Field | Value |
|---|---|
| Serial | 2024061001 |
| Primary NS (MNAME) | ns.dandomain.dk |
| Responsible (RNAME) | hostmaster@dandomain.dk |
| Refresh | 14400s |
| Retry | 3600s |
| Expire | 1209600s |
| Minimum (neg-cache TTL) | 300s |
| Field | Value |
|---|---|
| Registrar | DANDOMAIN A/S |
| Registered | 2017-10-02 |
| Expires | 2026-10-31 (8d) |
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 |
|---|---|
| hartmanns.dk | DANDOMAIN A/S |
| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-10-07 14:55:39 shown | 420ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-09-30 17:37:14 | 652ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-09-29 15:37:23 | 1351ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-09-04 09:12:15 | 472ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-06-17 11:08:17 | 632ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-06-17 11:03:06 | 1220ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-06-17 10:59:55 | 684ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-06-17 10:58:07 | 1134ms | 2 NS 1 A 1 MX | 🔒 Secure |