xtracon.dk is a .dk domain served by 2 nameservers (ns.xtracon.dk, ns2.xtracon.dk). It was registered on 17 December 2001 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 178.72.16.24 is hosted by Cibicom A/S (AS3342) in Denmark. Mail is handled by mx1-dk.centerasecurity.dk, mx2-dk.centerasecurity.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 our latest scan: nameservers, A/AAAA, MX, TXT, SPF, DMARC, CAA, TLSA/DANE, MTA-STS, SRV and more.
| Nameserver | IP addresses | PTR | ASN / ISP |
|---|---|---|---|
| ns.xtracon.dk | 178.72.16.21 | — | AS3342 Cibicom A/S |
| ns2.xtracon.dk | 178.72.22.92 | — | AS3342 Cibicom A/S |
| IP | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 178.72.16.24 | 300s | — | AS3342 | Cibicom A/S | 178.72.16.0/21 | 🇩🇰 Denmark | — |
| Service | Priority | Weight | Port | Target |
|---|---|---|---|---|
| _autodiscover._tcp | 0 | 0 | 443 | mail2.ex2019.dk |
| TXT Record |
|---|
| _globalsign-domain-verification=6qHxNANhTl8d4lOufXeJF4_WQoQrc8bJIT1GHUBrfw |
| v=spf1 ip4:178.72.16.36 include:_spf.xtracon.dk -all |
| Policy | Record (xtracon.dk) |
|---|---|
| -all (hard fail) | v=spf1 ip4:178.72.16.36 include:_spf.xtracon.dk -all |
| www CNAME | xtracon.dk (all on xtracon.dk) → 178.72.16.24 (AS3342) |
| www vs bare domain | Same network |
| Wildcard | No |
DNS lookups: 1/10 · policy: -all
No problems found| Service / Owner | Type | Cert association |
|---|---|---|
| SMTP _25._tcp.mx1-dk.centerasecurity.dk | DANE-EE · SPKI · SHA-256 | D4C349E7B72F5CF4A9CEA358F98947C2… |
| SMTP _25._tcp.mx1-dk.centerasecurity.dk | DANE-EE · SPKI · SHA-256 | 56315B43B892E9AEE184919EC6A5821C… |
| SMTP _25._tcp.mx2-dk.centerasecurity.dk | DANE-EE · SPKI · SHA-256 | D4C349E7B72F5CF4A9CEA358F98947C2… |
| SMTP _25._tcp.mx2-dk.centerasecurity.dk | DANE-EE · SPKI · SHA-256 | 56315B43B892E9AEE184919EC6A5821C… |
| SMTP _25._tcp.mx3-dk.centerasecurity.dk | DANE-EE · SPKI · SHA-256 | D4C349E7B72F5CF4A9CEA358F98947C2… |
| SMTP _25._tcp.mx3-dk.centerasecurity.dk | DANE-EE · SPKI · SHA-256 | 56315B43B892E9AEE184919EC6A5821C… |
| 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 | 2026090912 |
| Primary NS (MNAME) | ns.xtracon.dk |
| Responsible (RNAME) | henrik@xtracon.dk |
| Refresh | 900s |
| Retry | 3600s |
| Expire | 2678400s |
| Minimum (neg-cache TTL) | 3600s |
| Field | Value |
|---|---|
| Registrar | Punktum dk A/S (direct) |
| Registered | 2001-12-17 |
| Expires | 2026-12-31 (75d) |
| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-10-07 18:56:13 shown | 4264ms | 2 NS 1 A 3 MX | 🔓 Insecure |
| 2026-09-27 17:27:43 | 1036ms | 2 NS 1 A 3 MX | 🔓 Insecure |
| 2026-09-24 16:47:21 | 9784ms | 2 NS 1 A 3 MX | 🔓 Insecure |
| 2026-09-18 13:50:36 | 1137ms | 2 NS 1 A 3 MX | 🔓 Insecure |
| 2026-09-11 16:59:01 | 1789ms | 2 NS 1 A 3 MX | 🔓 Insecure |
| 2026-09-04 15:52:37 | 1583ms | 2 NS 1 A 3 MX | 🔓 Insecure |
| 2026-08-27 01:38:38 | 1165ms | 2 NS 1 A 3 MX | 🔓 Insecure |
| 2026-08-09 14:00:58 | 2116ms | 2 NS 1 A 3 MX | 🔓 Insecure |
| 2026-07-29 07:44:03 | 1531ms | 2 NS 1 A 3 MX | 🔓 Insecure |
| 2026-07-20 12:44:23 | 9426ms | 2 NS 1 A 3 MX | 🔓 Insecure |
| 2026-07-12 23:43:52 | 2863ms | 2 NS 1 A 3 MX | 🔓 Insecure |
| 2026-07-08 12:47:56 | 2371ms | 2 NS 1 A 3 MX | 🔓 Insecure |
| 2026-06-29 01:08:48 | 1742ms | 2 NS 1 A 3 MX | 🔓 Insecure |
| 2026-06-22 19:35:31 | 662ms | 2 NS 1 A 3 MX | 🔓 Insecure |
| 2026-06-20 06:07:59 | 709ms | 2 NS 1 A 3 MX | 🔓 Insecure |
| 2026-06-20 03:19:12 | 638ms | 2 NS 1 A 3 MX | 🔓 Insecure |
| 2026-06-17 22:53:15 | 818ms | 2 NS 1 A 3 MX | 🔓 Insecure |