nfconstruction.dk is a .dk domain served by 2 nameservers (ns01.one.com, ns02.one.com). It was registered on 11 April 2023 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. The zone is DNSSEC-signed and validates, 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.
| TXT Record |
|---|
| v=spf1 -all |
| Policy | Record (nfconstruction.dk) |
|---|---|
| -all (hard fail) | v=spf1 -all |
| www | NXDOMAIN |
| www vs bare domain | Neither resolves nfconstruction.dk: no address www.nfconstruction.dk: no address |
| Wildcard | No |
| Denial of existence | NSEC3 · 0 iterations · no salt RFC 9276 ✓ |
| CDS / CDNSKEY | None 0 CDS, 0 CDNSKEY |
DNS lookups: 0/10 · policy: -all
No problems found| Check | Result |
|---|---|
| Validation Status | 🔒 Secure |
| AD Flag (resolver validates) | ✓ Set |
| DS Record | ✓ Found |
| DNSKEY Record | ✓ Found |
| Flags | resolution failed: ncache nxrrset |
| Field | Value |
|---|---|
| Serial | 2026100301 |
| Primary NS (MNAME) | ns01.one.com |
| Responsible (RNAME) | hostmaster@one.com |
| Refresh | 14400s |
| Retry | 3600s |
| Expire | 1209600s |
| Minimum (neg-cache TTL) | 600s |
| Field | Value |
|---|---|
| Registrar | ONE.COM A/S |
| Registered | 2023-04-11 |
| Expires | 2027-04-10 (173d) |
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 |
|---|---|
| multio.dk | Simply.com A/S |
| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-10-18 00:27:39 | 423ms | 2 NS 0 A 0 MX | 🔒 Secure |
| 2026-10-17 00:10:24 | 417ms | 2 NS 0 A 0 MX | 🔒 Secure |
| 2026-10-15 22:42:35 | 316ms | 2 NS 0 A 0 MX | 🔒 Secure |
| 2026-10-14 21:50:12 | 467ms | 2 NS 0 A 0 MX | 🔒 Secure |
| 2026-10-13 20:58:44 | 339ms | 2 NS 0 A 0 MX | 🔒 Secure |
| 2026-10-12 19:28:41 | 277ms | 2 NS 0 A 0 MX | 🔒 Secure |
| 2026-10-11 19:10:36 | 630ms | 2 NS 0 A 0 MX | 🔒 Secure |
| 2026-10-10 18:07:32 | 739ms | 2 NS 0 A 0 MX | 🔒 Secure |
| 2026-10-09 15:55:28 | 1270ms | 2 NS 0 A 0 MX | 🔒 Secure |
| 2026-10-08 12:49:00 | 2133ms | 2 NS 0 A 0 MX | 🔒 Secure |
| 2026-10-07 12:23:06 | 868ms | 2 NS 0 A 0 MX | 🔒 Secure |
| 2026-10-06 07:45:10 | 282ms | 2 NS 0 A 0 MX | 🔒 Secure |
| 2026-10-05 07:37:38 | 443ms | 2 NS 0 A 0 MX | 🔒 Secure |
| 2026-10-03 07:32:07 shown | 409ms | 2 NS 0 A 0 MX | 🔒 Secure |
| 2026-10-01 07:26:46 | 532ms | 2 NS 0 A 0 MX | 🔒 Secure |
| 2026-09-30 07:23:21 | 467ms | 2 NS 0 A 0 MX | 🔒 Secure |
| 2026-09-30 06:51:19 | 457ms | 2 NS 0 A 0 MX | 🔒 Secure |
| 2026-09-28 06:20:08 | 501ms | 2 NS 0 A 0 MX | 🔒 Secure |
| 2026-09-27 05:33:29 | 469ms | 2 NS 0 A 0 MX | 🔒 Secure |
| 2026-09-26 05:15:51 | 440ms | 2 NS 0 A 0 MX | 🔒 Secure |
| 2026-09-25 04:58:48 | 473ms | 2 NS 0 A 0 MX | 🔒 Secure |
| 2026-09-24 04:48:18 | 2268ms | 2 NS 0 A 0 MX | 🔒 Secure |
| 2026-09-23 20:50:42 | 387ms | 2 NS 0 A 0 MX | 🔒 Secure |
| 2026-09-04 18:22:58 | 367ms | 2 NS 0 A 0 MX | 🔒 Secure |
| 2026-08-31 17:31:51 | 2434ms | 2 NS 0 A 0 MX | 🔒 Secure |