fku.dk

📜 Historical scan 2026-08-12 09:27:20  ·  ← Latest scan
⬇ Zone File 📜 Timeline & History ⚡ Scan Now

fku.dk is a .dk domain served by 2 nameservers (ns.dandomain.dk, ns2.dandomain.dk). It was registered on 31 January 1997 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 93.191.158.13 is hosted by team.blue Denmark A/S (AS48854) in Denmark. Mail is handled by fku-dk.mail.protection.outlook.com. The zone is DNSSEC-signed and validates, 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.

🖥️ Nameservers#

2 records   212ms

🌍 A Records#

1 records   218ms

📧 MX Records#

1 records   156ms

📧 Autodiscover / Autoconfig#

ServiceCNAME / IP
🔷 Autodiscoverautodiscover.outlook.com → 40.104.116.40

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records#

2 records   435ms
TXT Record
apple-domain-verification=qzgugl8DjnctdOx3
v=spf1 ip4:176.23.111.79 ip4:193.104.43.107 ip4:86.48.91.66 ip4:185.40.46.29 ip4:193.104.43.187 include:spf.protection.outlook.com include:spfrerouting.xink.io -all

✉️ SPF#

PolicyRecord (fku.dk)
-all (hard fail) v=spf1 ip4:176.23.111.79 ip4:193.104.43.107 ip4:86.48.91.66 ip4:185.40.46.29 ip4:193.104.43.187 include:spf.protection.outlook.com include:spfrerouting.xink.io -all

📨 DMARC#

PolicyRecord (_dmarc.fku.dk)
p=reject v=DMARC1; p=reject; rua=mailto:tjmpklk7@ag.eu.dmarcian.com; ruf=mailto:tjmpklk7@fr.eu.dmarcian.com;

📬 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 2026-10-08 15:55:55
www93.191.158.13 (AS48854) (address records, no CNAME)
www vs bare domainSame network
WildcardNo
Denial of existenceNSEC3 · 1 iteration · 1-byte salt RFC 9276 recommends 0 iterations and no salt
CDS / CDNSKEYNone 0 CDS, 0 CDNSKEY

✍️ DKIM keys#

3 found
SelectorCNAMEKey
s1 s1.domainkey.u34121632.wl133.sendgrid.net RSA · ~2048 bit
s2 s2.domainkey.u34121632.wl133.sendgrid.net RSA · ~2048 bit
selector1 selector1-fku-dk._domainkey.fku.onmicrosoft.com 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: 2/10 · policy: -all

No problems found

🔗 TLSA / DANE#

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

🔐 DNSSEC#

330ms
CheckResult
Validation Status🔒 Secure
AD Flag (resolver validates)✓ Set
DS Record✓ Found
DNSKEY Record✓ Found
Flagsfully validated

🏷️ SOA#

0ms
FieldValue
Serial2026081101
Primary NS (MNAME)ns.dandomain.dk
Responsible (RNAME)hostmaster@dandomain.dk
Refresh14400s
Retry3600s
Expire1209600s
Minimum (neg-cache TTL)300s

📋 Registration#

WHOIS fetched 2026-10-12 05:50:24
FieldValue
RegistrarPunktum dk A/S (direct)
Registered1997-01-31
Expires2027-03-31 (164d)

🔗 Same registrant#

5 domains

Other .dk domains whose WHOIS registrant has the same name and postal address. Matched on a keyed hash: the registrant's details are not stored or shown. Covers only domains whose WHOIS we have fetched (refreshed about monthly).

DomainRegistrar
fku-handling.dkSimply.com A/S
fku360.dkSimply.com A/S
fynskran.dkPunktum dk A/S (direct)
kransystem.dkPunktum dk A/S (direct)
lehaka.dkPunktum dk A/S (direct)
📋 WHOIS#

⏱️ Lookup Timing#

NS
212ms
A
218ms
MX
156ms
AAAA
251ms
TXT
435ms
CAA
236ms
HTTPS
242ms
TLSA
301ms
SOA
0ms
MTA-STS
283ms
DNSSEC
330ms
SRV
268ms
Total
3588ms

🕐 Scan History#

Scanned AtDurationRecordsDNSSEC
2026-09-25 12:16:47 1051ms 2 NS 1 A 1 MX 🔒 Secure
2026-09-09 14:19:41 692ms 2 NS 1 A 1 MX 🔒 Secure
2026-08-31 17:52:47 1271ms 2 NS 1 A 1 MX 🔒 Secure
2026-08-25 15:08:29 1226ms 2 NS 1 A 1 MX 🔒 Secure
2026-08-12 09:27:20 shown 3588ms 2 NS 1 A 1 MX 🔒 Secure
2026-08-03 15:30:13 1239ms 2 NS 1 A 1 MX 🔒 Secure
2026-06-17 10:13:29 926ms 2 NS 1 A 1 MX 🔒 Secure
2026-06-17 10:11:52 2179ms 2 NS 1 A 1 MX 🔒 Secure
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