nijhuis.dk is a .dk domain served by 3 nameservers (ns3.firstfind.nl, ns4.firstfind.nl, ns5.firstfind.net). It was registered on 7 June 2005 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Mail is handled by ASPMX.L.GOOGLE.COM, ALT1.ASPMX.L.GOOGLE.COM and 3 more. 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.
| IP | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 185.37.71.72 | 100s | server106.yourhosting.nl | AS48635 | — | — | — | — |
| Service | CNAME / IP |
|---|---|
| 🔷 Autodiscover | 185.37.71.72 |
| 🔶 Autoconfig | 185.37.71.72 |
| TXT Record |
|---|
| google-site-verification=3uCLTxzOciSeK1o0H5JafBLKMmoSURJW16ccqvK2jb8 |
| v=spf1 a mx include:_spf.yourfilter.nl include:_spf.google.com -all |
| Policy | Record (nijhuis.dk) |
|---|---|
| -all (hard fail) | v=spf1 a mx include:_spf.yourfilter.nl include:_spf.google.com -all |
| www CNAME | nijhuis.dk (all on nijhuis.dk) → 185.37.71.72 (AS48635) |
| www vs bare domain | Same network |
| Wildcard | Yes: any name under the zone resolves |
| Selector | CNAME | Key |
|---|---|---|
| default | — | RSA · ~2048 bit |
DKIM selectors can't be listed, so we check the common ones (Microsoft 365, Google, Mailchimp, SendGrid, generic). Keys under other selectors aren't shown.
DNS lookups: 8/10 · policy: -all
| Type | Name | Value |
|---|---|---|
| TXT | _acme-challenge.nijhuis.dk | ucNatWkMxWt62KEXTidy0NxDuM5v4toQ268jjpQWl2I |
| Check | Result |
|---|---|
| Validation Status | 🔓 Insecure |
| AD Flag (resolver validates) | ✗ Not set |
| DS Record | ✗ Not found |
| DNSKEY Record | ✗ Not found |
| Flags | unsigned answer |
| Field | Value |
|---|---|
| Serial | 2026061801 |
| Primary NS (MNAME) | ns3.firstfind.nl |
| Responsible (RNAME) | hostmaster@firstfind.nl |
| Refresh | 16384s |
| Retry | 2048s |
| Expire | 1048576s |
| Minimum (neg-cache TTL) | 14400s |
| Field | Value |
|---|---|
| Registrar | Realtime Register B.V. |
| Registered | 2005-06-07 |
| Expires | 2027-06-30 (246d) |
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 |
|---|---|---|---|
| 2026-10-23 14:46:07 | 4381ms | 3 NS 1 A 5 MX | 🔓 Insecure |
| 2026-10-15 06:02:07 | 2225ms | 3 NS 1 A 5 MX | 🔓 Insecure |
| 2026-10-08 12:56:37 | 3401ms | 3 NS 1 A 5 MX | 🔓 Insecure |
| 2026-10-01 10:36:11 | 2204ms | 3 NS 1 A 5 MX | 🔓 Insecure |
| 2026-09-27 09:45:53 | 2478ms | 3 NS 1 A 5 MX | 🔓 Insecure |
| 2026-09-24 23:40:44 | 1611ms | 3 NS 1 A 5 MX | 🔓 Insecure |
| 2026-09-21 19:21:14 | 1781ms | 3 NS 1 A 5 MX | 🔓 Insecure |
| 2026-09-12 13:44:39 | 2890ms | 3 NS 1 A 5 MX | 🔓 Insecure |
| 2026-09-05 02:39:32 | 2665ms | 3 NS 1 A 5 MX | 🔓 Insecure |
| 2026-08-31 12:50:09 | 9896ms | 3 NS 1 A 5 MX | 🔓 Insecure |
| 2026-08-27 22:14:12 | 1327ms | 3 NS 1 A 5 MX | 🔓 Insecure |
| 2026-08-20 04:01:14 | 2544ms | 3 NS 1 A 5 MX | 🔓 Insecure |
| 2026-08-13 15:24:35 | 8044ms | 3 NS 1 A 5 MX | 🔓 Insecure |
| 2026-08-06 17:54:26 | 10317ms | 3 NS 1 A 5 MX | 🔓 Insecure |
| 2026-08-03 01:29:43 | 2527ms | 3 NS 1 A 5 MX | 🔓 Insecure |
| 2026-07-23 09:02:47 | 9212ms | 3 NS 1 A 5 MX | 🔓 Insecure |
| 2026-07-16 07:30:56 | 3432ms | 3 NS 1 A 5 MX | 🔓 Insecure |
| 2026-07-09 03:25:23 | 1476ms | 3 NS 1 A 5 MX | 🔓 Insecure |
| 2026-07-03 15:41:27 | 2886ms | 3 NS 1 A 5 MX | 🔓 Insecure |
| 2026-06-25 10:04:03 | 2709ms | 3 NS 1 A 5 MX | 🔓 Insecure |
| 2026-06-23 10:28:07 | 1142ms | 0 NS 0 A 0 MX | ❓ Unknown |
| 2026-06-22 23:12:50 | 1185ms | 0 NS 0 A 0 MX | ❓ Unknown |
| 2026-06-22 05:41:38 shown | 1393ms | 3 NS 1 A 5 MX | 🔓 Insecure |
| 2026-06-17 11:47:54 | 3008ms | 3 NS 1 A 5 MX | 🔓 Insecure |