bentklausen.dk is a .dk domain served by 3 nameservers (ns1.simply.com, ns2.simply.com, ns3.simply.com). It was registered on 3 August 2001 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Mail is handled by bentklausen-dk.mail.protection.outlook.com. The zone is DNSSEC-signed but currently fails validation, 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.
| Nameserver | IP addresses | PTR | ASN / ISP |
|---|---|---|---|
| ns1.simply.com | — | — | — |
| ns2.simply.com | — | — | — |
| ns3.simply.com | — | — | — |
| IP | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 94.231.103.145 | — | linux133.unoeuro.com | AS48854 | — | — | — | — |
| TXT Record |
|---|
| MS=msXXXXXXXX |
| v=spf1 include:spf.protection.outlook.com include:spf.simply.com ip4:5.186.36.4 ip4:193.8.36.0/22 -all |
| Policy | Record (bentklausen.dk) |
|---|---|
| -all (hard fail) | v=spf1 include:spf.protection.outlook.com include:spf.simply.com ip4:5.186.36.4 ip4:193.8.36.0/22 -all |
| Policy | Record (_dmarc.bentklausen.dk) |
|---|---|
| p=reject | v=DMARC1; p=reject; rua=mailto:dmarc@robot.simply.com; ruf=mailto:dmarc@robot.simply.com; |
| www | 94.231.103.145 (AS48854) (address records, no CNAME) |
| 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 |
DNS lookups: 2/10 · policy: -all
No problems found| Check | Result |
|---|---|
| Validation Status | ⚠️ Bogus |
| AD Flag (resolver validates) | ✗ Not set |
| DS Record | ✗ Not found |
| DNSKEY Record | ✓ Found |
| Flags | broken trust chain resolving 'bentklausen.dk/DNSKEY/IN': 127.0.0.1#53 |
| Field | Value |
|---|---|
| Serial | 2025070710 |
| 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 | 2001-08-03 |
| Expires | 2027-09-30 (342d) |
| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-10-09 13:17:32 | 984ms | 3 NS 1 A 1 MX | 🔓 Insecure |
| 2026-10-08 02:00:29 | 1077ms | 3 NS 1 A 1 MX | 🔓 Insecure |
| 2026-10-02 23:19:31 | 882ms | 3 NS 1 A 1 MX | 🔓 Insecure |
| 2026-09-30 23:12:09 | 817ms | 3 NS 1 A 1 MX | 🔓 Insecure |
| 2026-09-04 07:56:26 | 1183ms | 3 NS 1 A 1 MX | 🔓 Insecure |
| 2026-08-27 00:58:55 | 737ms | 3 NS 1 A 1 MX | 🔓 Insecure |
| 2026-06-22 10:21:31 | 1301ms | 3 NS 1 A 1 MX | 🔓 Insecure |
| 2026-06-21 09:10:13 | 2463ms | 3 NS 1 A 1 MX | 🔓 Insecure |
| 2026-06-16 14:34:03 | 1721ms | 3 NS 1 A 1 MX | 🔓 Insecure |
| 2026-06-16 14:26:16 shown | 647ms | 3 NS 1 A 1 MX | ⚠️ Bogus |
| 2026-06-16 14:22:09 | 3289ms | 3 NS 1 A 1 MX | 🔓 Insecure |
| 2026-06-16 14:20:08 | 2899ms | 3 NS 1 A 1 MX | 🔓 Insecure |