jcard.dk
Last scanned: 2026-08-27 22:21:51  ·  2569ms total
⬇ Zone File 📜 Record History ⚡ Scan Now
🖥️ Nameservers4 records   55ms
NameserverIP addressesPTRASN / ISP
pns41.cloudns.net 185.136.96.79
2a06:fb00:1::1:79		 pns41.cloudns.net
pns41.cloudns.net		 AS203391 Cloud DNS Ltd
AS203391 Cloud DNS Ltd
pns42.cloudns.net 185.136.97.79
2a06:fb00:1::2:79		 pns42.cloudns.net
pns42.cloudns.net		 AS203391 Cloud DNS Ltd
AS203391 Cloud DNS Ltd
pns43.cloudns.net 185.136.98.79
2a06:fb00:1::3:79		 pns43.cloudns.net
pns43.cloudns.net		 AS203391 Cloud DNS Ltd
AS203391 Cloud DNS Ltd
pns44.cloudns.net 185.136.99.79
2a06:fb00:1::4:79		 pns44.cloudns.net
pns44.cloudns.net		 AS203391 Cloud DNS Ltd
AS203391 Cloud DNS Ltd
🌍 A Records1 records   65ms
IPTTLPTRASNISP / OrgCIDRCountryCity
20.50.64.6 3600s — AS8075 Microsoft Corporation 20.48.0.0/12 🇮🇪 Ireland Dublin
📧 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)
🔐 DNSSEC2074ms
CheckResult
Validation Status🔒 Secure
AD Flag (resolver validates)✓ Set
DS Record✓ Found
DNSKEY Record✓ Found
Flagsfully validated
🏷️ SOA0ms
FieldValue
Serial2026081201
Primary NS (MNAME)ns41.cloudns.net
Responsible (RNAME)hostmaster@yulsn.com
Refresh7200s
Retry1800s
Expire1209600s
Minimum (neg-cache TTL)3600s
📋 Registration
✗ No registration data — collected automatically when SOA serial changes
📋 WHOIS
⏱️ Lookup Timing
NS
55ms
A
65ms
MX
42ms
AAAA
50ms
TXT
201ms
CAA
66ms
HTTPS
65ms
TLSA
49ms
SOA
0ms
MTA-STS
68ms
DNSSEC
2074ms
SRV
68ms
Total
2569ms
🕐 Scan History
Scanned AtDurationRecordsDNSSEC
2026-08-27 22:21:51 2569ms 4 NS 1 A 0 MX 🔒 Secure View
2026-08-25 22:26:34 567ms 4 NS 1 A 0 MX 🔒 Secure View
2026-08-12 19:55:26 2528ms 4 NS 1 A 0 MX 🔒 Secure View
2026-07-23 17:11:26 669ms 4 NS 1 A 0 MX 🔒 Secure View
2026-07-03 14:07:33 4868ms 4 NS 1 A 0 MX 🔒 Secure View
2026-06-30 07:57:59 645ms 4 NS 1 A 0 MX 🔒 Secure View
2026-06-29 05:31:01 717ms 4 NS 1 A 0 MX 🔒 Secure View
2026-06-24 19:41:37 725ms 4 NS 1 A 0 MX 🔒 Secure View
2026-06-19 15:45:29 676ms 4 NS 1 A 0 MX 🔒 Secure View
2026-06-17 21:49:16 1271ms 4 NS 1 A 0 MX 🔒 Secure View
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