østman.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 14 March 2011 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 23.236.62.147 is hosted by Google LLC (AS396982) in United States. Mail is handled by mx.simply.com. The zone is DNSSEC-signed but currently fails validation, 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 |
|---|---|---|---|---|---|---|---|
| 23.236.62.147 | 1771s | 147.62.236.23.bc.googleusercontent.com | AS396982 | Google LLC | 23.236.48.0/20 | 🇺🇸 United States | Council Bluffs |
| Priority | TTL | Mail Server | IP addresses | PTR | ASN |
|---|---|---|---|---|---|
| 10 | 3600s | mx.simply.com | 94.231.106.20 | mx.simply.com | AS48854 team.blue Denmark A/S |
| Service | CNAME / IP |
|---|---|
| 🔷 Autodiscover | 23.236.62.147 |
| 🔶 Autoconfig | 23.236.62.147 |
| www CNAME | www218.wixdns.net (all on wixdns.net) → 34.149.87.45 (AS396982) |
| 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 |
| 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 | ⚠️ Bogus |
| AD Flag (resolver validates) | ✗ Not set |
| DS Record | ✓ Found |
| DNSKEY Record | ✓ Found |
| Flags | resolution failed: ncache nxdomain |
| Field | Value |
|---|---|
| Serial | 2021021601 |
| 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 | 2011-03-14 |
| Expires | 2027-03-31 (158d) |
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).
| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-10-13 04:50:15 | 1211ms | 4 NS 1 A 1 MX | 🔒 Secure |
| 2026-10-02 01:49:38 | 750ms | 4 NS 1 A 1 MX | 🔒 Secure |
| 2026-08-31 15:44:56 | 544ms | 4 NS 1 A 1 MX | 🔒 Secure |
| 2026-07-04 20:13:50 | 3916ms | 4 NS 1 A 1 MX | 🔒 Secure |
| 2026-06-24 11:10:40 | 826ms | 4 NS 1 A 1 MX | ⚠️ Bogus |
| 2026-06-22 17:49:41 shown | 725ms | 4 NS 1 A 1 MX | ⚠️ Bogus |
| 2026-06-20 03:34:54 | 523ms | 4 NS 1 A 1 MX | 🔒 Secure |
| 2026-06-18 05:08:34 | 1041ms | 4 NS 1 A 1 MX | 🔒 Secure |