failmail.dk is a .dk domain served by 2 nameservers (ivy.ns.cloudflare.com, sergi.ns.cloudflare.com). It was already in the .dk zone when our tracking began on 16 June 2026. Its website address 65.109.160.156 is hosted by Hetzner Online GmbH (AS24940) in Finland. Mail is handled by failmail.dk. The zone is not DNSSEC-signed, has no DMARC policy and is reachable over IPv6. 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 |
|---|---|---|---|---|---|---|---|
| 65.109.160.156 | 300s | eos.boundless.dk | AS24940 | Hetzner Online GmbH | 65.108.0.0/15 | 🇫🇮 Finland | Helsinki |
| Priority | TTL | Mail Server | IP addresses | PTR | ASN |
|---|---|---|---|---|---|
| 10 | 300s | failmail.dk | 2a01:4f9:c012:5383::1 65.109.160.156 |
eos.boundless.dk eos.boundless.dk |
AS24940 Hetzner Online GmbH AS24940 Hetzner Online GmbH |
| IPv6 Address | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 2a01:4f9:c012:5383::1 | 300s | eos.boundless.dk | AS24940 | Hetzner Online GmbH | 2a01:4f8:0:0:0:0:0:0/31 | 🇫🇮 Finland | Helsinki |
| www | NXDOMAIN |
| www vs bare domain | www does not resolve (all like this) |
| Wildcard | No |
| Type | Name | Value |
|---|---|---|
| TXT | _acme-challenge.failmail.dk | Crzyu_6cIWR7-7TYnYrs4NYk1zJTBMniD6N-9Tp0Spc |
| TXT | _acme-challenge.failmail.dk | ZzLc60mutJV9bm9qlk7flWZoMrrGwcybe4lYT9wgr4U |
| 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 | 2415159366 |
| Primary NS (MNAME) | ivy.ns.cloudflare.com |
| Responsible (RNAME) | dns@cloudflare.com |
| Refresh | 10000s |
| Retry | 2400s |
| Expire | 604800s |
| Minimum (neg-cache TTL) | 1800s |
| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-10-03 11:44:59 | 643ms | 2 NS 1 A 1 MX | 🔓 Insecure |
| 2026-10-01 07:49:05 | 742ms | 2 NS 1 A 1 MX | 🔓 Insecure |
| 2026-09-23 07:49:43 | 2071ms | 2 NS 1 A 1 MX | 🔓 Insecure |
| 2026-09-18 07:55:37 shown | 1548ms | 2 NS 1 A 1 MX | 🔓 Insecure |
| 2026-09-11 06:03:25 | 1341ms | 2 NS 1 A 1 MX | 🔓 Insecure |
| 2026-08-25 11:28:24 | 765ms | 2 NS 1 A 1 MX | 🔓 Insecure |
| 2026-07-21 22:43:48 | 1349ms | 2 NS 1 A 1 MX | ❓ Unknown |
| 2026-07-09 00:45:27 | 1027ms | 2 NS 1 A 1 MX | ❓ Unknown |
| 2026-06-24 01:27:59 | 794ms | 2 NS 1 A 1 MX | 🔓 Insecure |
| 2026-06-21 03:11:48 | 660ms | 2 NS 1 A 1 MX | 🔓 Insecure |
| 2026-06-17 09:11:37 | 1004ms | 2 NS 1 A 1 MX | 🔓 Insecure |