horrebylyng.dk is a .dk domain served by 2 nameservers (adi.ns.cloudflare.com, mark.ns.cloudflare.com). It was registered on 9 July 2013 (WHOIS) and 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 mx.simply.com. 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 |
|---|---|---|---|---|---|---|---|
| 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 | mx.simply.com | 94.231.106.20 | mx.simply.com | AS48854 team.blue Denmark A/S |
| Service | CNAME / IP |
|---|---|
| 🔷 Autodiscover | guldborgsund.dk → 91.197.250.177 |
| 🔶 Autoconfig | guldborgsund.dk → 91.197.250.177 |
| 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 (horrebylyng.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| Type | Name | Value |
|---|---|---|
| CNAME | _acme-challenge.horrebylyng.dk | guldborgsund.dk |
| Service / Owner | Type | Cert association |
|---|---|---|
| SMTP _25._tcp.mx.simply.com | DANE-EE · SPKI · SHA-256 | 97A3BA009F39C761BFFB6574340E8138… |
| SMTP _25._tcp.mx.simply.com | DANE-EE · SPKI · SHA-256 | A9D603AF4D7ED6B9246B4B68500CD6F2… |
| 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 | 2410724883 |
| Primary NS (MNAME) | adi.ns.cloudflare.com |
| Responsible (RNAME) | dns@cloudflare.com |
| Refresh | 10000s |
| Retry | 2400s |
| Expire | 604800s |
| Minimum (neg-cache TTL) | 1800s |
| Field | Value |
|---|---|
| Registrar | Punktum dk A/S (direct) |
| Registered | 2013-07-09 |
| Expires | 2027-07-31 (277d) |
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).
| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-09-30 06:24:15 | 556ms | 2 NS 1 A 1 MX | 🔓 Insecure |
| 2026-09-25 19:22:25 | 1761ms | 2 NS 1 A 1 MX | 🔓 Insecure |
| 2026-09-04 18:39:38 | 1451ms | 2 NS 1 A 1 MX | 🔓 Insecure |
| 2026-08-30 14:52:50 | 2184ms | 2 NS 1 A 1 MX | 🔓 Insecure |
| 2026-07-28 19:42:56 shown | 9918ms | 2 NS 1 A 1 MX | 🔓 Insecure |
| 2026-06-22 22:13:28 | 1336ms | 2 NS 1 A 1 MX | 🔓 Insecure |
| 2026-06-21 09:57:40 | 1193ms | 0 NS 0 A 0 MX | ❓ Unknown |
| 2026-06-19 11:52:18 | 3353ms | 2 NS 1 A 1 MX | 🔓 Insecure |
| 2026-06-17 13:34:42 | 286ms | 0 NS 0 A 0 MX | ❓ Unknown |