brittaholm.dk is a .dk domain served by 3 nameservers (ns1.simply.com, ns2.simply.com, ns3.simply.com). It was already in the .dk zone when our tracking began on 16 June 2026. Its website address 142.132.143.218 is hosted by Hetzner Online GmbH (AS24940) in Germany. Mail is handled by mail.brittaholm.dk. The zone is not DNSSEC-signed, publishes a 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 |
|---|---|---|---|---|---|---|---|
| 142.132.143.218 | 3600s | cp13.nordicway.dk | AS24940 | Hetzner Online GmbH | 142.132.128.0/17 | 🇩🇪 Germany | Falkenstein |
| Priority | TTL | Mail Server | IP addresses | PTR | ASN |
|---|---|---|---|---|---|
| 10 | 600s | mail.brittaholm.dk | 142.132.143.218 | cp13.nordicway.dk | AS24940 Hetzner Online GmbH |
| Service | CNAME / IP |
|---|---|
| 🔷 Autodiscover | brittaholm.dk → 142.132.143.218 |
| 🔶 Autoconfig | brittaholm.dk → 142.132.143.218 |
| TXT Record |
|---|
| v=spf1 include:spf.mv-el.dk -all |
| Policy | Record (brittaholm.dk) |
|---|---|
| -all (hard fail) | v=spf1 include:spf.mv-el.dk -all |
| Policy | Record (_dmarc.brittaholm.dk) |
|---|---|
| p=none (monitor only) | v=DMARC1; p=none; |
| www CNAME | brittaholm.dk (all on brittaholm.dk) |
| www vs bare domain | Same network |
| Wildcard | Yes: any name under the zone resolves |
| Denial of existence | NSEC zone can be walked (all names enumerable) |
| CDS / CDNSKEY | Published: key rollovers can be automated with the registry (RFC 7344/8078) 1 CDS, 1 CDNSKEY |
| Selector | CNAME | Key |
|---|---|---|
| default | — | RSA · ~2048 bit |
DKIM selectors can't be listed, so we check the common ones (Microsoft 365, Google, Mailchimp, SendGrid, generic). Keys under other selectors aren't shown.
DNS lookups: 1/10 · policy: -all
No problems found| Type | Name | Value |
|---|---|---|
| CNAME | _acme-challenge.brittaholm.dk | brittaholm.dk |
| Check | Result |
|---|---|
| Validation Status | 🔓 Insecure |
| AD Flag (resolver validates) | ✗ Not set |
| DS Record | ✗ Not found |
| DNSKEY Record | ✓ Found |
| Flags | unsigned answer |
| Field | Value |
|---|---|
| Serial | 2026100300 |
| Primary NS (MNAME) | ns1.simply.com |
| Responsible (RNAME) | hostmaster@simply.com |
| Refresh | 14400s |
| Retry | 3600s |
| Expire | 1209600s |
| Minimum (neg-cache TTL) | 3600s |
| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-10-12 20:08:11 | 711ms | 3 NS 1 A 1 MX | 🔓 Insecure |
| 2026-10-03 14:44:15 shown | 2184ms | 3 NS 1 A 1 MX | 🔓 Insecure |
| 2026-09-26 13:33:32 | 555ms | 3 NS 1 A 1 MX | 🔓 Insecure |
| 2026-08-26 13:48:32 | 656ms | 3 NS 1 A 1 MX | 🔓 Insecure |
| 2026-07-10 02:14:12 | 972ms | 3 NS 1 A 1 MX | 🔓 Insecure |
| 2026-07-06 21:37:28 | 1017ms | 3 NS 1 A 1 MX | 🔓 Insecure |
| 2026-06-28 15:19:37 | 559ms | 3 NS 1 A 1 MX | 🔓 Insecure |
| 2026-06-24 19:24:56 | 2238ms | 3 NS 1 A 1 MX | 🔓 Insecure |
| 2026-06-22 15:53:30 | 2492ms | 3 NS 1 A 1 MX | 🔓 Insecure |
| 2026-06-22 07:18:08 | 916ms | 0 NS 0 A 0 MX | ❓ Unknown |
| 2026-06-20 16:37:26 | 993ms | 3 NS 1 A 1 MX | 🔓 Insecure |
| 2026-06-20 12:13:35 | 648ms | 3 NS 1 A 1 MX | 🔓 Insecure |
| 2026-06-16 17:06:50 | 334ms | 3 NS 1 A 1 MX | 🔓 Insecure |
| 2026-06-16 17:01:52 | 3803ms | 3 NS 1 A 1 MX | 🔓 Insecure |
| 2026-06-16 17:01:34 | 1386ms | 3 NS 1 A 1 MX | 🔓 Insecure |
| 2026-06-16 17:00:17 | 2581ms | 3 NS 1 A 1 MX | 🔓 Insecure |