csoarchitects.dk is a .dk domain served by 2 nameservers (ns.dandomain.dk, ns2.dandomain.dk). It was registered on 5 March 2020 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 212.237.249.17 is hosted by team.blue Denmark A/S (AS48854) in Denmark. 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.
| Nameserver | IP addresses | PTR | ASN / ISP |
|---|---|---|---|
| ns.dandomain.dk | — | — | — |
| ns2.dandomain.dk | — | — | — |
| IP | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 212.237.249.17 | — | splash.dandomain.dk | AS48854 | team.blue Denmark A/S | 212.237.248.0/23 | 🇩🇰 Denmark | — |
| www | 212.237.249.17 (AS48854) (address records, no CNAME) |
| www vs bare domain | Same network |
| 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 |
| Check | Result |
|---|---|
| Validation Status | 🔒 Secure |
| AD Flag (resolver validates) | ✓ Set |
| DS Record | ✓ Found |
| DNSKEY Record | ✓ Found |
| Flags | fully validated |
| Field | Value |
|---|---|
| Serial | 2020030402 |
| 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 | 2020-03-05 |
| Expires | 2027-03-31 (157d) |
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 |
|---|---|
| csoffice.dk | DANDOMAIN A/S |
| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-10-24 03:16:14 | 370ms | 2 NS 1 A 0 MX | 🔒 Secure |
| 2026-09-09 09:05:02 | 497ms | 2 NS 1 A 0 MX | 🔒 Secure |
| 2026-09-02 07:39:41 | 408ms | 2 NS 1 A 0 MX | 🔒 Secure |
| 2026-06-29 07:50:47 | 457ms | 2 NS 1 A 0 MX | 🔒 Secure |
| 2026-06-28 03:31:59 | 462ms | 2 NS 1 A 0 MX | 🔒 Secure |
| 2026-06-16 23:05:43 shown | 350ms | 2 NS 1 A 0 MX | 🔒 Secure |