juleunderholdning.dk is a .dk domain served by 4 nameservers (ns1.simply.com, ns2.simply.com, ns3.simply.com and 1 more). It was registered on 15 March 2004 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 162.159.137.9 is hosted by Cloudflare, Inc. (AS13335). Mail is handled by mxext1.mailbox.org, mxext2.mailbox.org. 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.
| IP | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 162.159.137.9 | 3600s | — | AS13335 | Cloudflare, Inc. | 162.159.128.0/19 | — | — |
| Priority | TTL | Mail Server | IP addresses | PTR | ASN |
|---|---|---|---|---|---|
| 10 | 3600s | mxext1.mailbox.org | 2001:67c:2050:104:0:1:25:1 80.241.60.212 |
mx1.mailbox.org mx1.mailbox.org |
AS199118 Heinlein Support GmbH AS199118 Heinlein Support GmbH |
| 20 | 3600s | mxext2.mailbox.org | 2001:67c:2050:104:0:2:25:1 | mx2.mailbox.org | AS199118 Heinlein Support GmbH |
| TXT Record |
|---|
| v=spf1 include:mailbox.org ~all |
| Policy | Record (juleunderholdning.dk) |
|---|---|
| ~all (soft fail) | v=spf1 include:mailbox.org ~all |
| www CNAME | bcalcqzo.elementor.cloud (all on elementor.cloud) |
| www vs bare domain | Same network juleunderholdning.dk: 162.159.137.9 (AS13335) www.juleunderholdning.dk: 162.159.137.9 162.159.138.9 2606:4700:7::a29f:8909 2606:4700:7::a29f:8a09 (AS13335) |
| Wildcard | No |
| Denial of existence | NSEC zone can be walked (all names enumerable) |
| CDS / CDNSKEY | Published: key rollovers can be automated with the registry (RFC 7344/8078) 1 CDS, 1 CDNSKEY |
DNS lookups: 2/10 · policy: ~all
No problems found| Service / Owner | Type | Cert association |
|---|---|---|
| SMTP _25._tcp.mxext1.mailbox.org | DANE-EE · SPKI · SHA-256 | 4758AF6F02DFB5DC8795FA402E77A8A0… |
| SMTP _25._tcp.mxext1.mailbox.org | DANE-EE · SPKI · SHA-256 | 996AD31D65E03F038B8EC950F6F26611… |
| SMTP _25._tcp.mxext1.mailbox.org | DANE-EE · SPKI · SHA-256 | E41CC7633029AFDBA53744D7E5FC31EF… |
| SMTP _25._tcp.mxext2.mailbox.org | DANE-EE · SPKI · SHA-256 | 996AD31D65E03F038B8EC950F6F26611… |
| SMTP _25._tcp.mxext2.mailbox.org | DANE-EE · SPKI · SHA-256 | 4758AF6F02DFB5DC8795FA402E77A8A0… |
| SMTP _25._tcp.mxext2.mailbox.org | DANE-EE · SPKI · SHA-256 | E41CC7633029AFDBA53744D7E5FC31EF… |
| Check | Result |
|---|---|
| Validation Status | 🔒 Secure |
| AD Flag (resolver validates) | ✓ Set |
| DS Record | ✓ Found |
| DNSKEY Record | ✓ Found |
| Flags | fully validated |
| Field | Value |
|---|---|
| Serial | 2026052305 |
| Primary NS (MNAME) | ns1.simply.com |
| Responsible (RNAME) | hostmaster@simply.com |
| Refresh | 14400s |
| Retry | 3600s |
| Expire | 1209600s |
| Minimum (neg-cache TTL) | 3600s |
| Field | Value |
|---|---|
| Registrar | Simply.com A/S |
| Registered | 2004-03-15 |
| Expires | 2027-03-31 (163d) |
| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-10-13 07:05:16 | 884ms | 4 NS 1 A 2 MX | 🔒 Secure |
| 2026-10-01 10:17:53 | 1611ms | 4 NS 1 A 2 MX | 🔒 Secure |
| 2026-09-25 09:07:13 | 852ms | 4 NS 1 A 2 MX | 🔒 Secure |
| 2026-08-27 10:27:45 | 732ms | 4 NS 1 A 2 MX | 🔒 Secure |
| 2026-08-24 00:04:34 | 25519ms | 4 NS 1 A 2 MX | 🔒 Secure |
| 2026-06-24 19:23:30 shown | 986ms | 4 NS 1 A 2 MX | 🔒 Secure |
| 2026-06-22 20:14:11 | 793ms | 4 NS 1 A 2 MX | 🔒 Secure |
| 2026-06-22 07:07:36 | 923ms | 0 NS 0 A 0 MX | ❓ Unknown |
| 2026-06-18 06:02:40 | 835ms | 4 NS 1 A 2 MX | 🔒 Secure |