lignumcalc.dk is a .dk domain served by 2 nameservers (brenda.ns.cloudflare.com, elliott.ns.cloudflare.com). It was registered on 29 August 2026 (WHOIS) and first appeared in the .dk zone on 30 August 2026. The zone is of unknown DNSSEC status, 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.
| Check | Result |
|---|---|
| Validation Status | ❓ Unknown |
| AD Flag (resolver validates) | ✗ Not set |
| DS Record | ✗ Not found |
| DNSKEY Record | ✗ Not found |
| Flags | resolution failed: SERVFAIL |
| Field | Value |
|---|---|
| Serial | 2414018301 |
| Primary NS (MNAME) | brenda.ns.cloudflare.com |
| Responsible (RNAME) | dns@cloudflare.com |
| Refresh | 10000s |
| Retry | 2400s |
| Expire | 604800s |
| Minimum (neg-cache TTL) | 1800s |
| Field | Value |
|---|---|
| Registrar | Simply.com A/S |
| Registered | 2026-08-29 |
| Expires | 2027-08-28 (307d) |
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).
No other domain with this registrant in our WHOIS data yet| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-10-22 09:05:04 | 2137ms | 2 NS 0 A 0 MX | ❓ Unknown |
| 2026-09-21 12:33:36 | 4694ms | 2 NS 0 A 0 MX | ❓ Unknown |
| 2026-09-16 00:30:56 | 3230ms | 2 NS 0 A 0 MX | ❓ Unknown |
| 2026-09-07 15:50:53 shown | 431ms | 2 NS 0 A 0 MX | ❓ Unknown |
| 2026-08-31 12:07:40 | 1130ms | 2 NS 2 A 0 MX | 🔓 Insecure |
| 2026-08-30 08:51:11 | 1679ms | 2 NS 2 A 0 MX | 🔓 Insecure |