justfuck.dk

📜 Historical scan 2026-08-17 00:55:43  ·  ← Latest scan
⬇ Zone File 📜 Timeline & History ⚡ Scan Now

justfuck.dk is a .dk domain served by 2 nameservers (irma.ns.cloudflare.com, thomas.ns.cloudflare.com). It was registered on 19 December 2012 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 91.102.91.50 is hosted by Sentia Denmark A/S (AS47292) in Denmark. Mail is handled by mail.justfuck.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.

🖥️ Nameservers#

2 records   79ms
NameserverIP addressesPTRASN / ISP
irma.ns.cloudflare.com 108.162.192.166
172.64.32.166
173.245.58.166
2606:4700:50::adf5:3aa6
2803:f800:50::6ca2:c0a6
2a06:98c1:50::ac40:20a6		 irma.ns.cloudflare.com
irma.ns.cloudflare.com
irma.ns.cloudflare.com
irma.ns.cloudflare.com
irma.ns.cloudflare.com
irma.ns.cloudflare.com		 AS13335 Cloudflare, Inc.
AS13335 Cloudflare, Inc.
AS13335 Cloudflare, Inc.
AS13335 Cloudflare, Inc.
AS13335 Cloudflare, Inc.
AS13335 Cloudflare, Inc.
thomas.ns.cloudflare.com 2606:4700:58::adf5:3bee
2803:f800:50::6ca2:c1ee
2a06:98c1:50::ac40:21ee		 thomas.ns.cloudflare.com
thomas.ns.cloudflare.com
thomas.ns.cloudflare.com		 AS13335 Cloudflare, Inc.
AS13335 Cloudflare, Inc.
AS13335 Cloudflare, Inc.

🌍 A Records#

1 records   92ms
IPTTLPTRASNISP / OrgCIDRCountryCity
91.102.91.50 3600s 50.48-55.91.102.91.in-addr.arpa AS47292 Sentia Denmark A/S 91.102.88.0/21 🇩🇰 Denmark —

📧 MX Records#

1 records   74ms
PriorityTTLMail ServerIP addressesPTRASN
10 3600s mail.justfuck.dk 91.102.91.52 — AS47292 Sentia Denmark A/S

📧 Autodiscover / Autoconfig#

ServiceCNAME / IP
🔷 Autodiscoverjustfuck.dk → 91.102.91.50
🔶 Autoconfigjustfuck.dk → 91.102.91.50

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records#

📝
No TXT records found

✉️ SPF#

✗ No SPF record — mail spoofing not restricted

📨 DMARC#

PolicyRecord (_dmarc.justfuck.dk)
p=reject v=DMARC1; p=reject; rua=mailto:dmarc-agg@12net.dk; ruf=mailto:dmarc-afrf@12net.dk; 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 2026-10-14 03:57:01
www CNAMEjustfuck.dk (all on justfuck.dk)
www vs bare domainSame network
justfuck.dk: 91.102.91.50 (AS47292)
www.justfuck.dk: 91.102.91.50 (AS47292)
WildcardYes: any name under the zone resolves

🔏 ACME Challenge#

TypeNameValue
CNAME _acme-challenge.justfuck.dk justfuck.dk

🔗 TLSA / DANE#

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

🔐 DNSSEC#

169ms
CheckResult
Validation Status🔓 Insecure
AD Flag (resolver validates)✗ Not set
DS Record✗ Not found
DNSKEY Record✗ Not found
Flagsunsigned answer

🏷️ SOA#

0ms
FieldValue
Serial2412253286
Primary NS (MNAME)irma.ns.cloudflare.com
Responsible (RNAME)dns@cloudflare.com
Refresh10000s
Retry2400s
Expire604800s
Minimum (neg-cache TTL)1800s

📋 Registration#

WHOIS fetched 2026-10-14 04:10:09
FieldValue
RegistrarPunktum dk A/S (direct)
Registered2012-12-19
Expires2026-12-31 (64d)

🔗 Same registrant#

12 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
12net.dkPunktum dk A/S (direct)
2sportsidioter.dkPunktum dk A/S (direct)
androidguide.dkPunktum dk A/S (direct)
becca.dkPunktum dk A/S (direct)
dxn.dkPunktum dk A/S (direct)
fjalar.dkPunktum dk A/S (direct)
it-kids.dkPunktum dk A/S (direct)
itkids.dkPunktum dk A/S (direct)
lindsted.dkPunktum dk A/S (direct)
postkortcentral.dkPunktum dk A/S (direct)
spilforalle.dkPunktum dk A/S (direct)
superportal.dkPunktum dk A/S (direct)
📋 WHOIS#

⏱️ Lookup Timing#

NS
79ms
A
92ms
MX
74ms
AAAA
69ms
TXT
346ms
CAA
80ms
HTTPS
87ms
TLSA
131ms
SOA
0ms
MTA-STS
98ms
DNSSEC
169ms
SRV
107ms
Total
1115ms

🕐 Scan History#

Scanned AtDurationRecordsDNSSEC
2026-10-14 03:57:00 4237ms 2 NS 1 A 1 MX 🔓 Insecure
2026-09-30 23:37:21 815ms 2 NS 1 A 1 MX 🔓 Insecure
2026-09-03 00:42:44 1419ms 2 NS 1 A 1 MX 🔓 Insecure
2026-08-30 19:16:11 1459ms 2 NS 1 A 1 MX 🔓 Insecure
2026-08-17 00:55:43 shown 1115ms 2 NS 1 A 1 MX 🔓 Insecure
2026-07-03 20:09:42 948ms 2 NS 1 A 1 MX 🔓 Insecure
2026-06-17 15:27:19 930ms 2 NS 1 A 1 MX ⚠️ Bogus
dhd.dk [/] search Domains, Hosts & DNS — .dk zone