isek.dk
Last scanned: 2026-08-17 16:44:52  ·  2090ms total
⬇ Zone File 📜 Record History ⚡ Scan Now
🖥️ Nameservers2 records   238ms
🌍 A Records1 records   263ms
📧 MX Records1 records   276ms
PriorityTTLMail ServerIP addressesPTRASN
0 300s .  Null MX — domain accepts no email (RFC 7505)
🔷 AAAA Records (IPv6)1 records   272ms
IPv6 AddressTTLPTRASNISP / OrgCIDRCountryCity
2a01:5b40:0:bc03::1 300s AS12996 Domeneshop AS 2a01:5b40:0:0:0:0:0:0/37 🇳🇴 Norway
🔐 HTTPS Records
✗ No HTTPS RR — no SVCB/HTTPS service binding
📝 TXT Records1 records   558ms
TXT Record
v=spf1 -all
✉️ SPF
PolicyRecord (isek.dk)
-all (hard fail) v=spf1 -all
📨 DMARC
PolicyRecord (_dmarc.isek.dk)
p=reject v=DMARC1; p=reject; sp=none
📬 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)
🔐 DNSSEC347ms
CheckResult
Validation Status🔒 Secure
AD Flag (resolver validates)✓ Set
DS Record✓ Found
DNSKEY Record✓ Found
Flagsfully validated
🏷️ SOA0ms
FieldValue
Serial2412456947
Primary NS (MNAME)justin.ns.cloudflare.com
Responsible (RNAME)dns@cloudflare.com
Refresh10000s
Retry2400s
Expire604800s
Minimum (neg-cache TTL)1800s
📋 Registration
✗ No registration data — collected automatically when SOA serial changes
📋 WHOIS
⏱️ Lookup Timing
NS
238ms
A
263ms
MX
276ms
AAAA
272ms
TXT
558ms
CAA
238ms
HTTPS
223ms
TLSA
157ms
SOA
0ms
MTA-STS
285ms
DNSSEC
347ms
SRV
299ms
Total
2090ms
🕐 Scan History
Scanned AtDurationRecordsDNSSEC
2026-08-17 16:44:52 2090ms 2 NS 1 A 1 MX 🔒 Secure View
2026-07-25 03:01:48 8778ms 2 NS 1 A 1 MX 🔒 Secure View
2026-07-01 11:30:59 710ms 2 NS 1 A 1 MX 🔒 Secure View
2026-06-18 04:37:59 986ms 2 NS 1 A 0 MX 🔒 Secure View
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