guldborgsundhavn.dk is a .dk domain served by 2 nameservers (adi.ns.cloudflare.com, mark.ns.cloudflare.com). It was already in the .dk zone when our tracking began on 16 June 2026. Its website address 91.197.250.177 is hosted by team.blue Denmark A/S (AS48854) in Denmark. Mail is handled by mx1.pub.mailpod2-cph3.one.com, mx2.pub.mailpod2-cph3.one.com 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.
| IP | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 91.197.250.177 | 300s | lb1.corp.cabana.dk | AS48854 | team.blue Denmark A/S | 91.197.248.0/22 | 🇩🇰 Denmark | — |
| Priority | TTL | Mail Server | IP addresses | PTR | ASN |
|---|---|---|---|---|---|
| 10 | 300s | mx1.pub.mailpod2-cph3.one.com | 104.37.34.246 | mx1.pub.mailpod12-cph3.one.com | AS51468 One.com A/S |
| 10 | 300s | mx2.pub.mailpod2-cph3.one.com | 104.37.34.247 | mx2.pub.mailpod12-cph3.one.com | AS51468 One.com A/S |
| 10 | 300s | mx3.pub.mailpod2-cph3.one.com | 104.37.34.248 | mx3.pub.mailpod12-cph3.one.com | AS51468 One.com A/S |
| Service | CNAME / IP |
|---|---|
| 🔷 Autodiscover | 77.111.240.119 |
| 🔶 Autoconfig | 77.111.240.119 |
| TXT Record |
|---|
| CywcDKmAPfr8XvidAwDAa9HH40lFJRt3OMdTxu6JX45+BXggJngA1IsW8g6YBz2r0l4R2AjqcBuXm85j+hX4xQ== |
| v=spf1 include:uxmail.io include:spf.mailjet.com include:o._spf.bellcom.dk include:spf.protection.outlook.com include:spf.topdesk.net include:speedadmin.dk ip4:195.215.234.1 ip4:195.215.235.28 ip4:185.158.61.193 -all |
| Policy | Record (guldborgsundhavn.dk) |
|---|---|
| -all (hard fail) | v=spf1 include:uxmail.io include:spf.mailjet.com include:o._spf.bellcom.dk include:spf.protection.outlook.com include:spf.topdesk.net include:speedadmin.dk ip4:195.215.234.1 ip4:195.215.235.28 ip4:185.158.61.193 -all |
| www CNAME | guldborgsund.dk (all on guldborgsund.dk) |
| www vs bare domain | Same network |
| Wildcard | Yes: any name under the zone resolves |
DNS lookups: 7/10 · policy: -all
No problems found| Service / Owner | Type | Cert association |
|---|---|---|
| SMTP _25._tcp.mx1.pub.mailpod2-cph3.one.com | DANE-EE · SPKI · SHA-256 | 2CDDC5D748A3C02AC19FF7BC33AA01A5… |
| SMTP _25._tcp.mx2.pub.mailpod2-cph3.one.com | DANE-EE · SPKI · SHA-256 | 2CDDC5D748A3C02AC19FF7BC33AA01A5… |
| SMTP _25._tcp.mx3.pub.mailpod2-cph3.one.com | DANE-EE · SPKI · SHA-256 | 2CDDC5D748A3C02AC19FF7BC33AA01A5… |
| 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 | 2416021834 |
| Primary NS (MNAME) | adi.ns.cloudflare.com |
| Responsible (RNAME) | dns@cloudflare.com |
| Refresh | 10000s |
| Retry | 2400s |
| Expire | 604800s |
| Minimum (neg-cache TTL) | 1800s |
| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-09-30 22:12:24 shown | 611ms | 2 NS 1 A 3 MX | 🔓 Insecure |
| 2026-09-28 09:38:41 | 999ms | 2 NS 1 A 3 MX | 🔓 Insecure |
| 2026-09-27 09:18:18 | 1606ms | 2 NS 1 A 3 MX | 🔓 Insecure |
| 2026-09-19 13:50:38 | 1306ms | 2 NS 1 A 3 MX | 🔓 Insecure |
| 2026-08-03 15:12:00 | 17992ms | 2 NS 1 A 3 MX | 🔓 Insecure |
| 2026-07-20 17:16:15 | 17165ms | 2 NS 1 A 3 MX | 🔓 Insecure |
| 2026-06-25 10:06:40 | 810ms | 2 NS 1 A 3 MX | 🔓 Insecure |
| 2026-06-23 10:32:17 | 1011ms | 0 NS 0 A 0 MX | ❓ Unknown |
| 2026-06-22 10:56:09 | 933ms | 2 NS 1 A 3 MX | 🔓 Insecure |
| 2026-06-21 22:39:59 | 638ms | 2 NS 1 A 3 MX | 🔓 Insecure |
| 2026-06-17 10:47:08 | 877ms | 2 NS 1 A 3 MX | 🔓 Insecure |
| 2026-06-17 10:40:39 | 1004ms | 2 NS 1 A 3 MX | 🔓 Insecure |