clausenborg.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 15 March 2011 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 93.177.66.20 is hosted by netcup GmbH (AS197540) in Germany. Mail is handled by aspmx.l.google.com, alt1.aspmx.l.google.com and 3 more. The zone is DNSSEC-signed and validates, publishes a DMARC policy and is reachable over IPv6. 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 |
|---|---|---|---|
| ns1.simply.com | — | — | — |
| ns2.simply.com | — | — | — |
| ns3.simply.com | — | — | — |
| ns4.simply.com | — | — | — |
| IP | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 93.177.66.20 | — | s1.host.clausenborg.us | AS197540 | netcup GmbH | 93.177.64.0/22 | 🇩🇪 Germany | Nuremberg |
| IPv6 Address | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 2a03:4000:38:659:185e:21ff:fed4:7880 | — | — | AS197540 | netcup GmbH | 2a03:4000:0:0:0:0:0:0/31 | 🇩🇪 Germany | Nuremberg |
| TXT Record |
|---|
| google-site-verification=yXOZkgssgfBUOy7ZLEWbmRtIQ-hJzHjIapQn5qvp5UU |
| v=spf1 include:_spf.google.com ~all |
| Policy | Record (clausenborg.dk) |
|---|---|
| ~all (soft fail) | v=spf1 include:_spf.google.com ~all |
| Policy | Record (_dmarc.clausenborg.dk) |
|---|---|
| p=reject | v=DMARC1; p=reject; rua=mailto:admin@clausenborg.dk, mailto:dmarc@clausenborg.dk; pct=100; adkim=s; aspf=s |
| www CNAME | clausenborg.se (all on clausenborg.se) |
| www vs bare domain | Same network clausenborg.dk: 93.177.66.20 2a03:4000:38:659:185e:21ff:fed4:7880 (AS197540) www.clausenborg.dk: 93.177.66.20 2a03:4000:38:659:185e:21ff:fed4:7880 (AS197540) |
| Wildcard | No |
| 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 |
DNS lookups: 1/10 · policy: ~all
No problems found| Check | Result |
|---|---|
| Validation Status | 🔒 Secure |
| AD Flag (resolver validates) | ✓ Set |
| DS Record | ✓ Found |
| DNSKEY Record | ✓ Found |
| Flags | fully validated |
| Field | Value |
|---|---|
| Serial | 2026050400 |
| 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 | 2011-03-15 |
| Expires | 2027-03-31 (161d) |
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 |
|---|---|
| bisgaard-rasmussen.dk | Simply.com A/S |
| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-10-14 18:55:23 | 1143ms | 4 NS 1 A 5 MX | 🔒 Secure |
| 2026-10-13 15:25:50 | 3233ms | 4 NS 1 A 5 MX | 🔒 Secure |
| 2026-10-01 23:53:39 | 553ms | 4 NS 1 A 5 MX | 🔒 Secure |
| 2026-09-05 17:57:34 | 755ms | 4 NS 1 A 5 MX | 🔒 Secure |
| 2026-07-01 05:11:37 | 1150ms | 4 NS 1 A 5 MX | 🔒 Secure |
| 2026-06-16 21:10:23 shown | 645ms | 4 NS 1 A 5 MX | 🔒 Secure |