mirrors.dk is a .dk domain served by 2 nameservers (hercules.headoff.biz, nicolas.headoff.biz). 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.
| Nameserver | IP addresses | PTR | ASN / ISP |
|---|---|---|---|
| hercules.headoff.biz | 217.30.208.113 | hercules.headoff.biz | AS29122 i-Wet Ltd. |
| nicolas.headoff.biz | 217.30.208.126 | nicolas.headoff.biz | AS29122 i-Wet Ltd. |
| TXT Record |
|---|
| v=spf1 -all |
| Policy | Record (mirrors.dk) |
|---|---|
| -all (hard fail) | v=spf1 -all |
| www CNAME | nicolas3.headoff.biz (all on headoff.biz) |
| Wildcard | No |
DNS lookups: 0/10 · policy: -all
No problems found| 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 | 6 |
| Primary NS (MNAME) | hercules.headoff.biz |
| Responsible (RNAME) | admin@i-n.net |
| Refresh | 21600s |
| Retry | 900s |
| Expire | 1209600s |
| Minimum (neg-cache TTL) | 21600s |
| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-09-30 12:28:59 | 1626ms | 2 NS 0 A 0 MX | 🔓 Insecure |
| 2026-08-26 13:01:28 | 2829ms | 2 NS 0 A 0 MX | 🔓 Insecure |
| 2026-06-24 18:29:33 shown | 1705ms | 2 NS 0 A 0 MX | 🔓 Insecure |
| 2026-06-21 17:26:03 | 909ms | 0 NS 0 A 0 MX | ❓ Unknown |
| 2026-06-21 07:25:01 | 2293ms | 2 NS 0 A 0 MX | 🔓 Insecure |
| 2026-06-20 07:29:05 | 1603ms | 2 NS 0 A 0 MX | 🔓 Insecure |
| 2026-06-19 09:01:59 | 1229ms | 2 NS 0 A 0 MX | 🔓 Insecure |
| 2026-06-17 23:37:39 | 1178ms | 2 NS 0 A 0 MX | 🔓 Insecure |