xun.dk is a .dk domain served by 5 nameservers (ns1.gigahost.dk, ns2.gigahost.dk, ns3.gigahost.dk and 2 more). It was registered on 28 September 2010 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 87.52.104.122 is hosted by TDC Holding A/S (AS3292) in Denmark. Mail is handled by mx1.gigahost.dk, mx2.gigahost.dk and 1 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 |
|---|---|---|---|---|---|---|---|
| 87.52.104.122 | 360s | 0x5734687a.static.cust.fastspeed.dk | AS3292 | TDC Holding A/S | 87.48.0.0/13 | 🇩🇰 Denmark | Copenhagen |
| Priority | TTL | Mail Server | IP addresses | PTR | ASN |
|---|---|---|---|---|---|
| 10 | 3600s | mx1.gigahost.dk | 46.183.139.11 | mx1.gigahost.dk | AS47292 Sentia Denmark A/S |
| 10 | 3600s | mx2.gigahost.dk | 46.183.139.12 | mx2.gigahost.dk | AS47292 Sentia Denmark A/S |
| 10 | 3600s | mx3.gigahost.dk | 46.183.139.13 | mx3.gigahost.dk | AS47292 Sentia Denmark A/S |
| Service | CNAME / IP |
|---|---|
| 🔷 Autodiscover | home.xun.dk → 87.52.104.122 |
| 🔶 Autoconfig | home.xun.dk → 87.52.104.122 |
| Service | Priority | Weight | Port | Target |
|---|---|---|---|---|
| _autodiscover._tcp | 10 | 10 | 443 | autodiscover.gigahost.dk |
| www | 104.21.31.242 172.67.180.246 2606:4700:3033::6815:1ff2 2606:4700:3035::ac43:b4f6 (AS13335) (address records, no CNAME) |
| www vs bare domain | Same network |
| Wildcard | Yes: any name under the zone resolves |
| Type | Name | Value |
|---|---|---|
| CNAME | _acme-challenge.xun.dk | home.xun.dk |
| 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 | 2026062501 |
| Primary NS (MNAME) | ns1.gigahost.dk |
| Responsible (RNAME) | hostmaster@xun.dk |
| Refresh | 10800s |
| Retry | 3600s |
| Expire | 604800s |
| Minimum (neg-cache TTL) | 3600s |
| Field | Value |
|---|---|
| Registrar | Simply.com A/S |
| Registered | 2010-09-28 |
| Expires | 2027-09-30 (345d) |
| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-09-29 23:43:35 | 531ms | 2 NS 2 A 3 MX | 🔓 Insecure |
| 2026-09-26 14:47:03 | 692ms | 2 NS 2 A 3 MX | 🔓 Insecure |
| 2026-08-30 19:17:15 | 769ms | 2 NS 2 A 3 MX | 🔓 Insecure |
| 2026-08-28 23:51:20 | 610ms | 2 NS 2 A 3 MX | 🔓 Insecure |
| 2026-07-19 16:28:36 | 2536ms | 2 NS 2 A 3 MX | 🔓 Insecure |
| 2026-07-18 14:27:13 | 23443ms | 2 NS 0 A 3 MX | ❓ Unknown |
| 2026-07-06 20:37:40 | 1412ms | 2 NS 2 A 3 MX | 🔓 Insecure |
| 2026-07-04 13:50:27 | 5185ms | 2 NS 2 A 3 MX | 🔓 Insecure |
| 2026-07-03 13:21:01 | 1036ms | 2 NS 2 A 3 MX | 🔓 Insecure |
| 2026-06-30 21:04:17 | 905ms | 2 NS 2 A 3 MX | 🔓 Insecure |
| 2026-06-29 06:03:18 shown | 1217ms | 5 NS 1 A 3 MX | 🔓 Insecure |
| 2026-06-20 00:19:57 | 2279ms | 5 NS 1 A 3 MX | 🔓 Insecure |
| 2026-06-18 07:17:15 | 787ms | 5 NS 1 A 3 MX | 🔓 Insecure |