kroun.dk
Last scanned: 2026-06-26 13:32:24  ·  623ms total
⬇ Zone File 📜 Record History ⚡ Scan Now
🖥️ Nameservers4 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
ns4.simply.com 91.197.248.80 ns4.simply.com AS48854 team.blue Denmark A/S
🌍 A Records1 records   33ms
IPTTLPTRASNISP / OrgCIDRCountryCity
148.105.251.17 3600s — AS14782 MailChimp 148.105.251.0/24 🇺🇸 United States —
📧 MX Records2 records   27ms
PriorityTTLMail ServerIP addressesPTRASN
10 3600s mx1.onlinemail.io 185.21.42.12 mx1.onlinemail.io AS48854 team.blue Denmark A/S
20 3600s mx2.onlinemail.io 46.36.208.16 mx2.onlinemail.io AS48854 team.blue Denmark A/S
🔷 AAAA Records (IPv6)
✗ No AAAA records — IPv6 not configured
🔐 HTTPS Records
✗ No HTTPS RR — no SVCB/HTTPS service binding
📝 TXT Records1 records   120ms
TXT Record
v=spf1 a include:spf.curanet.dk include:kroun.dk ~all
✉️ SPF
PolicyRecord (kroun.dk)
~all (soft fail) v=spf1 a include:spf.curanet.dk include:kroun.dk ~all
📨 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)
🔐 DNSSEC56ms
CheckResult
Validation Status🔒 Secure
AD Flag (resolver validates)✓ Set
DS Record✓ Found
DNSKEY Record✓ Found
Flagsfully validated
🏷️ SOA30ms
FieldValue
Serial2022080206
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
33ms
MX
27ms
AAAA
28ms
TXT
120ms
CAA
27ms
HTTPS
39ms
TLSA
50ms
SOA
30ms
MTA-STS
33ms
DNSSEC
56ms
SRV
30ms
Total
623ms
🕐 Scan History
Scanned AtDurationRecordsDNSSEC
2026-06-26 13:32:24 623ms 4 NS 1 A 2 MX 🔒 Secure View
2026-06-18 07:25:13 814ms 4 NS 1 A 2 MX 🔒 Secure View
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