backopstrup.dk is a .dk domain served by 2 nameservers (anna.ns.cloudflare.com, kaiser.ns.cloudflare.com). It was registered on 26 April 2023 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Mail is handled by backopstrup-dk.mail.protection.outlook.com. The zone is not DNSSEC-signed, 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.
| Priority | TTL | Mail Server | IP addresses | PTR | ASN |
|---|---|---|---|---|---|
| 0 | 300s | backopstrup-dk.mail.protection.outlook.com | — | — | — |
| Service | CNAME / IP |
|---|---|
| 🔷 Autodiscover | autodiscover.outlook.com → 40.104.116.56 |
| TXT Record |
|---|
| v=spf1 include:spf.protection.outlook.com -all |
| Policy | Record (backopstrup.dk) |
|---|---|
| -all (hard fail) | v=spf1 include:spf.protection.outlook.com -all |
| www | NXDOMAIN |
| www vs bare domain | Neither resolves backopstrup.dk: no address www.backopstrup.dk: no address |
| Wildcard | No |
DNS lookups: 1/10 · policy: -all
No problems found| Type | Name | Value |
|---|---|---|
| TXT | _acme-challenge.backopstrup.dk | 4ojndANWKXFK4OoZBluQha1tn9zAsrYF4cfoHOkuVW8 |
| TXT | _acme-challenge.backopstrup.dk | t2Zp55zJCnTuRqU1TIwgUUEOI0JA29UgyYF17eAAS-k |
| Check | Result |
|---|---|
| Validation Status | 🔓 Insecure |
| AD Flag (resolver validates) | ✗ Not set |
| DS Record | ✗ Not found |
| DNSKEY Record | ✗ Not found |
| Flags | resolution failed: ncache nxrrset |
| Field | Value |
|---|---|
| Serial | 2414418552 |
| Primary NS (MNAME) | anna.ns.cloudflare.com |
| Responsible (RNAME) | dns@cloudflare.com |
| Refresh | 10000s |
| Retry | 2400s |
| Expire | 604800s |
| Minimum (neg-cache TTL) | 1800s |
| Field | Value |
|---|---|
| Registrar | DANDOMAIN A/S |
| Registered | 2023-04-26 |
| Expires | 2027-04-25 (189d) |
| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-10-03 12:06:40 | 1670ms | 2 NS 0 A 1 MX | 🔓 Insecure |
| 2026-09-30 00:21:31 | 1604ms | 2 NS 0 A 1 MX | 🔓 Insecure |
| 2026-09-23 22:08:14 | 1232ms | 2 NS 0 A 1 MX | 🔓 Insecure |
| 2026-09-20 12:36:46 | 1281ms | 2 NS 0 A 1 MX | 🔓 Insecure |
| 2026-09-11 05:19:20 shown | 2537ms | 2 NS 0 A 1 MX | 🔓 Insecure |
| 2026-09-04 22:24:56 | 3316ms | 2 NS 0 A 1 MX | 🔓 Insecure |
| 2026-08-29 01:36:54 | 725ms | 2 NS 0 A 1 MX | 🔓 Insecure |
| 2026-07-22 07:06:09 | 16861ms | 2 NS 0 A 1 MX | 🔓 Insecure |
| 2026-07-09 02:39:55 | 1030ms | 2 NS 0 A 1 MX | 🔓 Insecure |
| 2026-06-27 02:14:38 | 807ms | 2 NS 0 A 1 MX | 🔓 Insecure |
| 2026-06-16 13:59:21 | 993ms | 2 NS 0 A 1 MX | 🔓 Insecure |