firkantnet.dk is a .dk domain served by 2 nameservers (ns01.one.com, ns02.one.com). It was already in the .dk zone when our tracking began on 16 June 2026. Its website address 168.119.205.83 is hosted by Hetzner Online GmbH (AS24940) in Germany. Mail is handled by mail.firkantnet.dk. The zone is DNSSEC-signed and validates, publishes a 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 |
|---|---|---|---|---|---|---|---|
| 168.119.205.83 | 600s | dedi7633.your-server.de | AS24940 | Hetzner Online GmbH | 168.119.0.0/16 | 🇩🇪 Germany | Nuremberg |
| Priority | TTL | Mail Server | IP addresses | PTR | ASN |
|---|---|---|---|---|---|
| 10 | 600s | mail.firkantnet.dk | 176.9.155.14 2a01:4f8:160:411c::2 |
mail8.visionteam.dk — |
AS24940 Hetzner Online GmbH AS24940 Hetzner Online GmbH |
| Service | CNAME / IP |
|---|---|
| 🔷 Autodiscover | firkantnet.dk → 168.119.205.83 |
| 🔶 Autoconfig | firkantnet.dk → 168.119.205.83 |
| IPv6 Address | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 2a01:4f8:1061:124a::2 | 600s | dedi7633.your-server.de | AS24940 | Hetzner Online GmbH | 2a01:4f8:0:0:0:0:0:0/31 | 🇩🇪 Germany | — |
| TXT Record |
|---|
| v=spf1 a:mail.firkantnet.dk ip4:176.9.155.14 ip6:2a01:4f8:160:411c:: ~all |
| Policy | Record (firkantnet.dk) |
|---|---|
| ~all (soft fail) | v=spf1 a:mail.firkantnet.dk ip4:176.9.155.14 ip6:2a01:4f8:160:411c:: ~all |
| Policy | Record (_dmarc.firkantnet.dk) |
|---|---|
| p=reject | v=DMARC1;p=reject;sp=reject;pct=100;rua=mailto:dmarc@firkantnet.dk;ruf=mailto:dmarc@firkantnet.dk;ri=86400;aspf=r;adkim=r;fo=1; |
| www CNAME | firkantnet.dk (all on firkantnet.dk) |
| Wildcard | Yes: any name under the zone resolves |
| CDS / CDNSKEY | None 0 CDS, 0 CDNSKEY |
| Selector | CNAME | Key |
|---|---|---|
| dkim | — | RSA · ~1024 bit below 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 |
|---|---|---|
| TXT | _acme-challenge.firkantnet.dk | uHhoJv9ELKjEGdHqLFIcadF7jPU9Bkd3oyT7-wyRhKs |
| Check | Result |
|---|---|
| Validation Status | 🔒 Secure |
| AD Flag (resolver validates) | ✓ Set |
| DS Record | ✓ Found |
| DNSKEY Record | ✓ Found |
| Flags | fully validated |
| Field | Value |
|---|---|
| Serial | 2026093001 |
| Primary NS (MNAME) | ns01.one.com |
| Responsible (RNAME) | hostmaster@one.com |
| Refresh | 14400s |
| Retry | 3600s |
| Expire | 1209600s |
| Minimum (neg-cache TTL) | 600s |
| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-10-01 02:25:38 shown | 1423ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-09-26 01:25:18 | 1022ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-09-22 11:14:41 | 1278ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-08-26 17:14:36 | 2987ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-08-12 01:11:58 | 5436ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-07-03 01:24:50 | 10050ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-06-17 10:14:03 | 1274ms | 2 NS 1 A 1 MX | 🔒 Secure |