koerkort.dk
Last scanned: 2026-08-26 05:52:19  ·  642ms total
⬇ Zone File 📜 Record History ⚡ Scan Now
🖥️ Nameservers4 records   38ms
🌍 A Records1 records   40ms
📧 MX Records2 records   43ms
PriorityTTLMail ServerIP addressesPTRASN
10 3600s mx01.mail.icloud.com 17.42.251.62
17.42.251.62
17.42.251.62
17.56.9.31
17.56.9.31
17.57.152.5
17.57.152.5
17.57.152.5
17.57.152.5
17.57.154.33
17.57.154.33
17.57.155.25
17.57.155.25
17.57.156.30
17.57.156.30
mx01.mail.icloud.com
mx02.mail.icloud.com
mx3.mail.icloud.com
mx02.mail.icloud.com
mx01.mail.icloud.com
smtp1.ic4-privaterelay.appleid.com
mx02.mail.icloud.com
mx01.mail.icloud.com
ic4-privaterelay.appleid.com
mx02.mail.icloud.com
mx01.mail.icloud.com
mx02.mail.icloud.com
mx01.mail.icloud.com
mx02.mail.icloud.com
mx01.mail.icloud.com
AS714 Apple Inc.
AS714 Apple Inc.
AS714 Apple Inc.
AS714 Apple Inc.
AS714 Apple Inc.
AS714 Apple Inc.
AS714 Apple Inc.
AS714 Apple Inc.
AS714 Apple Inc.
AS714 Apple Inc.
AS714 Apple Inc.
AS714 Apple Inc.
AS714 Apple Inc.
AS714 Apple Inc.
AS714 Apple Inc.
10 3600s mx02.mail.icloud.com 17.42.251.62
17.42.251.62
17.42.251.62
17.56.9.31
17.56.9.31
17.57.152.5
17.57.152.5
17.57.152.5
17.57.152.5
17.57.154.33
17.57.154.33
17.57.155.25
17.57.155.25
17.57.156.30
17.57.156.30
mx3.mail.icloud.com
mx02.mail.icloud.com
mx01.mail.icloud.com
mx02.mail.icloud.com
mx01.mail.icloud.com
ic4-privaterelay.appleid.com
mx01.mail.icloud.com
mx02.mail.icloud.com
smtp1.ic4-privaterelay.appleid.com
mx02.mail.icloud.com
mx01.mail.icloud.com
mx02.mail.icloud.com
mx01.mail.icloud.com
mx02.mail.icloud.com
mx01.mail.icloud.com
AS714 Apple Inc.
AS714 Apple Inc.
AS714 Apple Inc.
AS714 Apple Inc.
AS714 Apple Inc.
AS714 Apple Inc.
AS714 Apple Inc.
AS714 Apple Inc.
AS714 Apple Inc.
AS714 Apple Inc.
AS714 Apple Inc.
AS714 Apple Inc.
AS714 Apple Inc.
AS714 Apple Inc.
AS714 Apple Inc.
📧 Autodiscover / Autoconfig
ServiceCNAME / IP
🔷 Autodiscover94.231.109.47
🔶 Autoconfig94.231.109.47
🔷 AAAA Records (IPv6)
✗ No AAAA records — IPv6 not configured
🔐 HTTPS Records
✗ No HTTPS RR — no SVCB/HTTPS service binding
📝 TXT Records3 records   154ms
TXT Record
apple-domain=8THDhs4I5MebE6Gl
google-site-verification=QtSOPVfBbiymYaAB8j9fvGTes6XYkqezLKL6tZbvuyQ
v=spf1 include:icloud.com ~all
✉️ SPF
PolicyRecord (koerkort.dk)
~all (soft fail) v=spf1 include:icloud.com ~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)
🔐 DNSSEC86ms
CheckResult
Validation Status🔒 Secure
AD Flag (resolver validates)✓ Set
DS Record✓ Found
DNSKEY Record✓ Found
Flagsfully validated
🏷️ SOA0ms
FieldValue
Serial2024051800
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
38ms
A
40ms
MX
43ms
AAAA
58ms
TXT
154ms
CAA
37ms
HTTPS
35ms
TLSA
50ms
SOA
0ms
MTA-STS
70ms
DNSSEC
86ms
SRV
60ms
Total
642ms
🕐 Scan History
Scanned AtDurationRecordsDNSSEC
2026-08-26 05:52:19 642ms 4 NS 1 A 2 MX 🔒 Secure View
2026-06-23 15:22:31 5149ms 4 NS 1 A 2 MX 🔒 Secure View
2026-06-22 05:56:57 1084ms 0 NS 0 A 0 MX ❓ Unknown View
2026-06-17 11:36:28 1903ms 4 NS 1 A 2 MX 🔒 Secure View
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