sofienhoj.dk is a .dk domain served by 2 nameservers (ns01.one.com, ns02.one.com). It was registered on 28 March 2004 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 91.221.206.212 is hosted by Sentia Denmark A/S (AS47292) in Denmark. Mail is handled by mx.simply.com. The zone is DNSSEC-signed and validates, has no 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 |
|---|---|---|---|---|---|---|---|
| 91.221.206.212 | 7200s | — | AS47292 | Sentia Denmark A/S | 91.221.206.0/23 | 🇩🇰 Denmark | — |
| Priority | TTL | Mail Server | IP addresses | PTR | ASN |
|---|---|---|---|---|---|
| 10 | 900s | mx.simply.com | 94.231.106.20 | mx.simply.com | AS48854 team.blue Denmark A/S |
| TXT Record |
|---|
| v=spf1 mx ptr include:spf.simply.com include:spf.comjunit.net -all |
| Policy | Record (sofienhoj.dk) |
|---|---|
| -all (hard fail) | v=spf1 mx ptr include:spf.simply.com include:spf.comjunit.net -all |
| www CNAME | sofienhoj.dk (all on sofienhoj.dk) |
| www vs bare domain | Same network |
| Wildcard | No |
| Denial of existence | NSEC3 · 0 iterations · no salt RFC 9276 ✓ |
| CDS / CDNSKEY | None 0 CDS, 0 CDNSKEY |
DNS lookups: 6/10 · policy: -all
| Service / Owner | Type | Cert association |
|---|---|---|
| SMTP _25._tcp.mx.simply.com | DANE-EE · SPKI · SHA-256 | A9D603AF4D7ED6B9246B4B68500CD6F2… |
| SMTP _25._tcp.mx.simply.com | DANE-EE · SPKI · SHA-256 | 97A3BA009F39C761BFFB6574340E8138… |
| Check | Result |
|---|---|
| Validation Status | 🔒 Secure |
| AD Flag (resolver validates) | ✓ Set |
| DS Record | ✓ Found |
| DNSKEY Record | ✓ Found |
| Flags | fully validated |
| Field | Value |
|---|---|
| Serial | 2026090701 |
| 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 | 2004-03-28 |
| Expires | 2027-03-31 (164d) |
| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-10-08 15:51:41 | 942ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-09-13 22:35:51 shown | 558ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-08-27 22:42:27 | 694ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-08-14 08:54:31 | 5003ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-08-10 00:38:08 | 723ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-07-29 17:55:44 | 4739ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-07-14 02:01:42 | 595ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-06-18 06:07:33 | 2601ms | 2 NS 1 A 1 MX | 🔒 Secure |