youhu.dk

📜 Historical scan 2026-08-25 09:06:41  ·  ← Latest scan
⬇ Zone File 📜 Record History ⚡ Scan Now

youhu.dk is a .dk domain served by 3 nameservers (ns1.simply.com, ns2.simply.com, ns3.simply.com). The zone is DNSSEC-signed and validates, has no 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

3 records   40ms
NameserverIP addressesPTRASN / ISP
ns1.simply.com 2a02:2339:1:15c::4562:4562
91.197.248.78		 ns1.simply.com
ns1.simply.com		 AS48854 team.blue Denmark A/S
AS48854 team.blue Denmark A/S
ns2.simply.com 185.25.141.15
2a02:2339:4006:101::4562:4562		 ns2.simply.com
ns2.simply.com		 AS48854 team.blue Denmark A/S
AS48854 team.blue Denmark A/S
ns3.simply.com 91.197.248.79 ns3.simply.com AS48854 team.blue Denmark A/S

🌍 A Records

🌍
No A records found

📧 MX Records

📧
No MX records found

🔷 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

✗ No DMARC record — mail spoofing not restricted

📬 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

🔗 TLSA / DANE

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

🔐 DNSSEC

96ms
CheckResult
Validation Status🔒 Secure
AD Flag (resolver validates)✓ Set
DS Record✓ Found
DNSKEY Record✓ Found
Flagsresolution failed: ncache nxrrset

🏷️ SOA

0ms
FieldValue
Serial2026050102
Primary NS (MNAME)ns1.simply.com
Responsible (RNAME)hostmaster@simply.com
Refresh14400s
Retry3600s
Expire1209600s
Minimum (neg-cache TTL)3600s

📋 Registration

✗ No registration data — collected automatically when SOA serial changes
📋 WHOIS

⏱️ Lookup Timing

NS
40ms
A
47ms
MX
45ms
AAAA
44ms
TXT
142ms
CAA
37ms
HTTPS
46ms
TLSA
26ms
SOA
0ms
MTA-STS
57ms
DNSSEC
96ms
SRV
64ms
Total
430ms

🕐 Scan History

Scanned AtDurationRecordsDNSSEC
2026-09-30 20:34:38 1775ms 3 NS 0 A 0 MX ❓ Unknown
2026-08-27 08:16:58 546ms 3 NS 0 A 0 MX 🔒 Secure
2026-08-25 09:06:41 shown 430ms 3 NS 0 A 0 MX 🔒 Secure
2026-07-03 00:48:28 2417ms 3 NS 0 A 0 MX 🔒 Secure
2026-06-17 23:19:15 436ms 3 NS 0 A 0 MX 🔒 Secure
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