firkantnet.dk

📜 Historical scan 2026-08-26 17:14:36  ·  ← Latest scan
⬇ Zone File 📜 Timeline & History ⚡ Scan Now

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 this scan: nameservers, A/AAAA, MX, TXT, SPF, DMARC, CAA, TLSA/DANE, MTA-STS, SRV and more.

🖥️ Nameservers#

2 records   42ms
NameserverIP addressesPTRASN / ISP
ns01.one.com 195.206.121.10
2001:67c:28cc::10		 ns01.one.com
ns01.one.com		 AS197495 One.com A/S
AS197495 One.com A/S
ns02.one.com 185.10.11.10
2001:67c:3c0::10		 ns02.one.com
ns02.one.com		 AS51468 One.com A/S
AS51468 One.com A/S

🌍 A Records#

1 records   2062ms
IPTTLPTRASNISP / OrgCIDRCountryCity
168.119.205.83 598s dedi7633.your-server.de AS24940 Hetzner Online GmbH 168.119.0.0/16 🇩🇪 Germany Nuremberg

📧 MX Records#

1 records   49ms
PriorityTTLMail ServerIP addressesPTRASN
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

📧 Autodiscover / Autoconfig#

ServiceCNAME / IP
🔷 Autodiscoverfirkantnet.dk → 168.119.205.83
🔶 Autoconfigfirkantnet.dk → 168.119.205.83

🔷 AAAA Records (IPv6)#

1 records   53ms
IPv6 AddressTTLPTRASNISP / OrgCIDRCountryCity
2a01:4f8:1061:124a::2 600s dedi7633.your-server.de AS24940 Hetzner Online GmbH 2a01:4f8:0:0:0:0:0:0/31 🇩🇪 Germany —

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records#

1 records   204ms
TXT Record
v=spf1 a:mail.firkantnet.dk ip4:176.9.155.14 ip6:2a01:4f8:160:411c:: ~all

✉️ SPF#

PolicyRecord (firkantnet.dk)
~all (soft fail) v=spf1 a:mail.firkantnet.dk ip4:176.9.155.14 ip6:2a01:4f8:160:411c:: ~all

📨 DMARC#

PolicyRecord (_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;

📬 MTA-STS#

✗ No MTA-STS policy — SMTP TLS not enforced

📈 TLSRPT#

✗ No TLSRPT record — no SMTP TLS failure reporting

📜 CAA Records#

✗ No CAA records — any CA may issue certificates

🧩 Web & zone#

latest probe, not this scan · checked 2026-10-01 02:25:38
www CNAMEfirkantnet.dk (all on firkantnet.dk)
WildcardYes: any name under the zone resolves
CDS / CDNSKEYNone 0 CDS, 0 CDNSKEY

✍️ DKIM keys#

1 found
SelectorCNAMEKey
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.

🔎 SPF check#

zone-wide SPF report

DNS lookups: 1/10 · policy: ~all

No problems found

🔏 ACME Challenge#

TypeNameValue
TXT _acme-challenge.firkantnet.dk uHhoJv9ELKjEGdHqLFIcadF7jPU9Bkd3oyT7-wyRhKs

🔗 TLSA / DANE#

✗ No TLSA records — DANE not configured for HTTPS (_443) or MX (_25)

🔐 DNSSEC#

83ms
CheckResult
Validation Status🔒 Secure
AD Flag (resolver validates)✓ Set
DS Record✓ Found
DNSKEY Record✓ Found
Flagsfully validated

🏷️ SOA#

0ms
FieldValue
Serial2026032401
Primary NS (MNAME)ns01.one.com
Responsible (RNAME)hostmaster@one.com
Refresh14400s
Retry3600s
Expire1209600s
Minimum (neg-cache TTL)600s

📋 Registration#

✗ No registration data yet — queued for a WHOIS lookup
📋 WHOIS#

⏱️ Lookup Timing#

NS
42ms
A
2062ms
MX
49ms
AAAA
53ms
TXT
204ms
CAA
58ms
HTTPS
44ms
TLSA
222ms
SOA
0ms
MTA-STS
73ms
DNSSEC
83ms
SRV
74ms
Total
2987ms

🕐 Scan History#

Scanned AtDurationRecordsDNSSEC
2026-10-01 02:25:38 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 shown 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
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