windfeldtschmidt.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 9 October 2005 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 94.231.103.54 is hosted by team.blue Denmark A/S (AS48854) in Denmark. Mail is handled by mx.simply.com. 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 |
|---|---|---|---|---|---|---|---|
| 94.231.103.54 | — | linux65.unoeuro.com | AS48854 | team.blue Denmark A/S | 94.231.96.0/20 | 🇩🇰 Denmark | — |
| Priority | TTL | Mail Server | IP addresses | PTR | ASN |
|---|---|---|---|---|---|
| 10 | — | mx.simply.com | 94.231.106.20 | mx.simply.com | AS48854 team.blue Denmark A/S |
| Service | CNAME / IP |
|---|---|
| 🔷 Autodiscover | 94.231.103.54 |
| 🔶 Autoconfig | maildiscover.simply.com → 94.231.108.222 |
| Service | Priority | Weight | Port | Target |
|---|---|---|---|---|
| _autodiscover._tcp | 10 | 10 | 443 | maildiscover.simply.com |
| TXT Record |
|---|
| v=spf1 include:spf.simply.com include:_spf.google.com -all |
| Policy | Record (windfeldtschmidt.dk) |
|---|---|
| -all (hard fail) | v=spf1 include:spf.simply.com include:_spf.google.com -all |
| Policy | Record (_dmarc.windfeldtschmidt.dk) |
|---|---|
| p=reject | v=DMARC1; p=reject; rua=mailto:dmarc@robot.simply.com; ruf=mailto:dmarc@robot.simply.com; |
| www | 104.21.37.232 172.67.214.175 2606:4700:3031::6815:25e8 2606:4700:3033::ac43:d6af (AS13335) (address records, no CNAME) |
| www vs bare domain | Same network windfeldtschmidt.dk: 104.21.37.232 172.67.214.175 2606:4700:3031::6815:25e8 2606:4700:3033::ac43:d6af (AS13335) www.windfeldtschmidt.dk: 104.21.37.232 172.67.214.175 2606:4700:3031::6815:25e8 2606:4700:3033::ac43:d6af (AS13335) |
| Wildcard | Yes: any name under the zone resolves |
DNS lookups: 2/10 · policy: -all
No problems found| 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 | 2025042300 |
| 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 | 2005-10-09 |
| Expires | 2026-10-31 (12d) |
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 |
|---|---|
| cjb19.dk | Simply.com A/S |
| nickiejohansson.dk | Simply.com A/S |
| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-10-01 07:57:13 | 639ms | 2 NS 2 A 2 MX | 🔓 Insecure |
| 2026-09-24 01:25:06 | 939ms | 2 NS 2 A 2 MX | 🔓 Insecure |
| 2026-09-17 04:51:39 | 1164ms | 2 NS 2 A 2 MX | 🔓 Insecure |
| 2026-09-04 06:32:12 | 1497ms | 2 NS 2 A 2 MX | 🔓 Insecure |
| 2026-08-31 20:16:17 | 886ms | 2 NS 2 A 2 MX | 🔓 Insecure |
| 2026-08-28 00:54:39 | 2623ms | 2 NS 2 A 2 MX | 🔓 Insecure |
| 2026-08-26 15:46:33 | 1475ms | 2 NS 2 A 2 MX | 🔓 Insecure |
| 2026-08-25 11:09:56 | 958ms | 2 NS 2 A 3 MX | 🔓 Insecure |
| 2026-08-25 08:27:21 | 8911ms | 2 NS 2 A 3 MX | ❓ Unknown |
| 2026-06-18 04:44:22 shown | 997ms | 4 NS 1 A 1 MX | 🔒 Secure |