jcbsn.dk
Last scanned: 2026-08-28 04:34:23  ·  620ms total
⬇ Zone File 📜 Record History ⚡ Scan Now
🖥️ Nameservers3 records   23ms
🌍 A Records1 records   26ms
📧 MX Records2 records   21ms
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
mx01.mail.icloud.com
mx02.mail.icloud.com
mx01.mail.icloud.com
ic4-privaterelay.appleid.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
mx02.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
mx01.mail.icloud.com
mx02.mail.icloud.com
mx02.mail.icloud.com
smtp1.ic4-privaterelay.appleid.com
ic4-privaterelay.appleid.com
mx01.mail.icloud.com
mx01.mail.icloud.com
mx02.mail.icloud.com
mx01.mail.icloud.com
mx02.mail.icloud.com
mx01.mail.icloud.com
mx02.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.
🔷 AAAA Records (IPv6)
✗ No AAAA records — IPv6 not configured
🔐 HTTPS Records
✗ No HTTPS RR — no SVCB/HTTPS service binding
📝 TXT Records2 records   91ms
TXT Record
apple-domain=GzC5cer3FwACGMTY
v=spf1 include:icloud.com ~all
✉️ SPF
PolicyRecord (jcbsn.dk)
~all (soft fail) v=spf1 include:icloud.com ~all
📨 DMARC
PolicyRecord (_dmarc.jcbsn.dk)
p=reject v=DMARC1; p=reject; rua=mailto:nljd3vqr@ag.dmarcian-eu.com
📬 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)
🔐 DNSSEC91ms
CheckResult
Validation Status🔒 Secure
AD Flag (resolver validates)✓ Set
DS Record✓ Found
DNSKEY Record✓ Found
Flagsfully validated
🏷️ SOA0ms
FieldValue
Serial2026082702
Primary NS (MNAME)ns1.dns.services
Responsible (RNAME)post@dns.services
Refresh10800s
Retry3600s
Expire1814400s
Minimum (neg-cache TTL)7200s
📋 Registration
✗ No registration data — collected automatically when SOA serial changes
📋 WHOIS
⏱️ Lookup Timing
NS
23ms
A
26ms
MX
21ms
AAAA
22ms
TXT
91ms
CAA
22ms
HTTPS
19ms
TLSA
118ms
SOA
0ms
MTA-STS
37ms
DNSSEC
91ms
SRV
34ms
Total
620ms
🕐 Scan History
Scanned AtDurationRecordsDNSSEC
2026-08-28 04:34:23 620ms 3 NS 1 A 2 MX 🔒 Secure View
2026-07-02 15:01:29 1258ms 3 NS 1 A 2 MX 🔒 Secure View
2026-06-26 12:08:59 2187ms 3 NS 1 A 2 MX 🔒 Secure View
2026-06-25 23:33:35 2008ms 3 NS 1 A 2 MX 🔒 Secure View
2026-06-25 00:21:50 2475ms 3 NS 1 A 2 MX 🔒 Secure View
2026-06-24 02:37:59 1015ms 3 NS 1 A 2 MX 🔒 Secure View
2026-06-18 02:36:09 1458ms 3 NS 1 A 2 MX 🔒 Secure View
dhd.dk [/] search Domains, Hosts & DNS — .dk zone