madslahrmann.dk is a .dk domain served by 2 nameservers (leland.ns.cloudflare.com, zainab.ns.cloudflare.com). It was already in the .dk zone when our tracking began on 16 June 2026. Its website address 77.111.240.22 is hosted by One.com A/S (AS51468) in Denmark. Mail is handled by smtp.sonicz.dk. The zone is not DNSSEC-signed, has no DMARC policy and is reachable over IPv6. 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 |
|---|---|---|---|---|---|---|---|
| 77.111.240.22 | 300s | — | AS51468 | One.com A/S | 77.111.240.0/22 | 🇩🇰 Denmark | Copenhagen |
| Priority | TTL | Mail Server | IP addresses | PTR | ASN |
|---|---|---|---|---|---|
| 10 | 300s | smtp.sonicz.dk | 80.248.138.239 | smtp.sonicz.dk | AS216275 Netnoerden ApS |
| IPv6 Address | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 2a02:2350:5:108:b5:303d:d4dd:5dca | 300s | — | AS51468 | One.com A/S | 2a02:2350:0:0:0:0:0:0/32 | 🇩🇰 Denmark | Copenhagen |
| Service | Priority | Weight | Port | Target |
|---|---|---|---|---|
| _autodiscover._tcp | 0 | 0 | 443 | autodiscover.sonicz.dk |
| TXT Record |
|---|
| google-site-verification=7n7rupW4OM7OTH2g7f3PqnupMFZJFrBHLPoSjoQFn44 |
| v=spf1 mx a:smtp.sonicz.dk include:_custspf.one.com -all |
| Policy | Record (madslahrmann.dk) |
|---|---|
| -all (hard fail) | v=spf1 mx a:smtp.sonicz.dk include:_custspf.one.com -all |
| www | 77.111.240.22 2a02:2350:5:108:b5:303d:d4dd:5dca (AS51468) (address records, no CNAME) |
| www vs bare domain | Same network madslahrmann.dk: 77.111.240.22 2a02:2350:5:108:b5:303d:d4dd:5dca (AS51468) www.madslahrmann.dk: 77.111.240.22 2a02:2350:5:108:b5:303d:d4dd:5dca (AS51468) |
| Wildcard | No |
DNS lookups: 3/10 · policy: -all
No problems found| Type | Name | Value |
|---|---|---|
| CNAME | _acme-challenge.madslahrmann.dk | madslahrmann.dk.acme.webpod9-cph3.one.com |
| 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 | 2415772068 |
| Primary NS (MNAME) | leland.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 20:24:48 shown | 500ms | 2 NS 1 A 1 MX | 🔓 Insecure |
| 2026-09-25 12:21:52 | 1838ms | 2 NS 1 A 1 MX | 🔓 Insecure |
| 2026-09-24 12:06:37 | 2052ms | 2 NS 1 A 1 MX | 🔓 Insecure |
| 2026-09-07 10:29:22 | 2427ms | 2 NS 1 A 1 MX | 🔓 Insecure |
| 2026-07-27 08:53:43 | 13848ms | 2 NS 1 A 1 MX | 🔓 Insecure |
| 2026-07-16 01:15:24 | 1091ms | 2 NS 1 A 1 MX | 🔓 Insecure |
| 2026-07-07 17:17:31 | 1137ms | 2 NS 1 A 1 MX | 🔓 Insecure |
| 2026-07-02 15:17:29 | 1073ms | 2 NS 1 A 1 MX | 🔓 Insecure |
| 2026-06-26 16:57:07 | 14484ms | 2 NS 1 A 1 MX | 🔓 Insecure |
| 2026-06-21 07:00:16 | 985ms | 0 NS 0 A 0 MX | ❓ Unknown |
| 2026-06-19 11:48:42 | 783ms | 2 NS 1 A 1 MX | 🔓 Insecure |
| 2026-06-18 03:30:46 | 764ms | 2 NS 1 A 1 MX | 🔓 Insecure |