biiljuhl.dk is a .dk domain served by 2 nameservers (kip.ns.cloudflare.com, tani.ns.cloudflare.com). It was registered on 4 June 2008 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Mail is handled by biiljuhl-dk.t-v1.mx.microsoft. The zone is not DNSSEC-signed, publishes a DMARC policy and has no IPv6 address. Below are all of its DNS records from our latest scan: nameservers, A/AAAA, MX, TXT, SPF, DMARC, CAA, TLSA/DANE, MTA-STS, SRV and more.
| Service | CNAME / IP |
|---|---|
| 🔷 Autodiscover | autodiscover.outlook.com → 52.98.149.136 |
| Service | Priority | Weight | Port | Target |
|---|---|---|---|---|
| _sipfederationtls._tcp | 100 | 1 | 5061 | sipfed.online.lync.com |
| TXT Record |
|---|
| MS=ms14347423 |
| v=spf1 include:spf.protection.outlook.com -all |
| Policy | Record (biiljuhl.dk) |
|---|---|
| -all (hard fail) | v=spf1 include:spf.protection.outlook.com -all |
| Policy | Record (_dmarc.biiljuhl.dk) |
|---|---|
| p=reject | v=DMARC1; p=reject; rua=mailto:s4np1m3y@ag.eu.dmarcadvisor.com; |
| www | Exists, no address |
| www vs bare domain | Neither resolves biiljuhl.dk: no address www.biiljuhl.dk: no address |
| Wildcard | No |
| Denial of existence | Compact NSEC (RFC 9824, "black lies") not walkable |
| CDS / CDNSKEY | Published: key rollovers can be automated with the registry (RFC 7344/8078) 1 CDS, 1 CDNSKEY |
DNS lookups: 1/10 · policy: -all
No problems found| Service / Owner | Type | Cert association |
|---|---|---|
| SMTP _25._tcp.biiljuhl-dk.t-v1.mx.microsoft | DANE-TA · Full cert · SHA-256 | C1AD7778796D20BCA65C889A26550211… |
| SMTP _25._tcp.biiljuhl-dk.t-v1.mx.microsoft | DANE-TA · Full cert · SHA-256 | EA7A25255D111FC3CE4CB8FABE3ADF9C… |
| SMTP _25._tcp.biiljuhl-dk.t-v1.mx.microsoft | DANE-EE · SPKI · SHA-256 | 54883CC5F1849331E6BF5002C3129D20… |
| SMTP _25._tcp.biiljuhl-dk.t-v1.mx.microsoft | DANE-EE · SPKI · SHA-256 | 803F7447CC75B208DBCA042346F5D8DF… |
| Check | Result |
|---|---|
| Validation Status | 🔓 Insecure |
| AD Flag (resolver validates) | ✗ Not set |
| DS Record | ✗ Not found |
| DNSKEY Record | ✓ Found |
| Flags | resolution failed: ncache nxrrset |
| Field | Value |
|---|---|
| Serial | 2417513596 |
| Primary NS (MNAME) | kip.ns.cloudflare.com |
| Responsible (RNAME) | dns@cloudflare.com |
| Refresh | 10000s |
| Retry | 2400s |
| Expire | 604800s |
| Minimum (neg-cache TTL) | 1800s |
| Field | Value |
|---|---|
| Registrar | ONE.COM A/S |
| Registered | 2008-06-04 |
| Expires | 2027-06-30 (255d) |
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 |
|---|---|
| lja.dk | Punktum dk A/S (direct) |
| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-10-15 23:49:38 shown | 4394ms | 2 NS 0 A 1 MX | 🔓 Insecure |
| 2026-10-13 22:45:54 | 3098ms | 2 NS 0 A 1 MX | 🔓 Insecure |
| 2026-10-12 16:22:59 | 785ms | 2 NS 0 A 1 MX | 🔓 Insecure |
| 2026-10-10 15:04:31 | 324ms | 2 NS 1 A 1 MX | 🔓 Insecure |
| 2026-09-30 17:05:58 | 691ms | 2 NS 0 A 1 MX | 🔒 Secure |
| 2026-09-30 10:20:56 | 792ms | 2 NS 0 A 1 MX | 🔒 Secure |
| 2026-09-21 17:27:41 | 781ms | 2 NS 0 A 1 MX | 🔒 Secure |
| 2026-09-19 21:03:18 | 745ms | 2 NS 0 A 1 MX | 🔒 Secure |
| 2026-08-27 13:45:29 | 1029ms | 2 NS 0 A 1 MX | 🔒 Secure |
| 2026-08-18 16:50:10 | 3419ms | 2 NS 0 A 1 MX | 🔒 Secure |
| 2026-08-07 19:46:16 | 1510ms | 2 NS 0 A 1 MX | 🔒 Secure |
| 2026-07-22 18:15:23 | 1483ms | 2 NS 0 A 1 MX | 🔒 Secure |
| 2026-07-09 18:49:27 | 1478ms | 2 NS 0 A 1 MX | 🔒 Secure |
| 2026-07-04 17:55:51 | 24714ms | 2 NS 0 A 1 MX | 🔒 Secure |
| 2026-06-24 16:13:35 | 5584ms | 2 NS 0 A 1 MX | ⚠️ Bogus |
| 2026-06-24 08:53:02 | 1165ms | 0 NS 0 A 0 MX | ❓ Unknown |
| 2026-06-22 05:53:07 | 727ms | 2 NS 0 A 1 MX | 🔒 Secure |
| 2026-06-21 19:19:34 | 2283ms | 2 NS 0 A 1 MX | 🔒 Secure |
| 2026-06-16 14:30:47 | 718ms | 2 NS 0 A 1 MX | 🔒 Secure |