christinahartmann.dk is a .dk domain served by 2 nameservers (ns01.one.com, ns02.one.com). It was registered on 6 April 2000 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 85.118.202.55 is hosted by Cygrids Communications AB (AS34941) in Sweden. Mail is handled by christinahartmann-dk.mail.protection.outlook.com. The zone is DNSSEC-signed but currently fails validation, 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.
| Nameserver | IP addresses | PTR | ASN / ISP |
|---|---|---|---|
| ns01.one.com | — | — | — |
| ns02.one.com | — | — | — |
| IP | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 85.118.202.55 | — | — | AS34941 | Cygrids Communications AB | 85.118.200.0/21 | 🇸🇪 Sweden | — |
| TXT Record |
|---|
| MS=ms81833655 |
| v=spf1 include:spf.protection.outlook.com -all |
| Policy | Record (christinahartmann.dk) |
|---|---|
| -all (hard fail) | v=spf1 include:spf.protection.outlook.com -all |
| Policy | Record (_dmarc.christinahartmann.dk) |
|---|---|
| p=quarantine | v=DMARC1; p=quarantine; pct=100; |
| www CNAME | asp.mainbrain.net (all on mainbrain.net) ⚠ Dangling: the CNAME target does not exist. If that name can be claimed (an unregistered domain, or a free name on a hosting platform), whoever claims it controls www.christinahartmann.dk |
| www vs bare domain | www does not resolve (all like this) |
| Wildcard | No |
| Denial of existence | NSEC3 · 0 iterations · no salt RFC 9276 ✓ |
| CDS / CDNSKEY | None 0 CDS, 0 CDNSKEY |
DNS lookups: 1/10 · policy: -all
No problems found| Check | Result |
|---|---|
| Validation Status | ⚠️ Bogus |
| AD Flag (resolver validates) | ✗ Not set |
| DS Record | ✓ Found |
| DNSKEY Record | ✓ Found |
| Flags | resolution failed: insecurity proof failed |
| Field | Value |
|---|---|
| Serial | 2026032501 |
| Primary NS (MNAME) | ns01.one.com |
| Responsible (RNAME) | hostmaster@one.com |
| Refresh | 14400s |
| Retry | 3600s |
| Expire | 1209600s |
| Minimum (neg-cache TTL) | 600s |
| Field | Value |
|---|---|
| Registrar | Punktum dk A/S (direct) |
| Registered | 2000-04-06 |
| Expires | 2029-06-30 (980d) |
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).
No other domain with this registrant in our WHOIS data yet| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-10-04 05:23:13 | 971ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-09-30 04:52:56 | 771ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-09-28 13:28:38 | 949ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-09-23 12:15:21 | 1185ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-06-25 11:13:35 | 2935ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-06-24 22:55:45 | 724ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-06-22 17:05:24 | 1172ms | 0 NS 0 A 0 MX | ❓ Unknown |
| 2026-06-16 20:47:33 shown | 694ms | 2 NS 1 A 1 MX | ⚠️ Bogus |
| 2026-06-16 20:40:48 | 2818ms | 2 NS 1 A 1 MX | 🔒 Secure |