kjærsulf.dk xn--kjrsulf-nxa.dk
Last scanned: 2026-08-26 17:16:30  ·  786ms total
⬇ Zone File 📜 Record History ⚡ Scan Now
🖥️ Nameservers4 records   35ms
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   32ms
IPTTLPTRASNISP / OrgCIDRCountryCity
86.52.144.239 3600s 86-52-144-239.norlyscustomer.net AS39642 Sinal A/S 86.52.0.0/16 🇩🇰 Denmark Aalborg
📧 MX Records1 records   51ms
PriorityTTLMail ServerIP addressesPTRASN
10 3600s mail.xn--kjrsulf-nxa.dk 164.90.235.99 — AS14061 DigitalOcean, LLC
📧 Autodiscover / Autoconfig
ServiceCNAME / IP
🔷 Autodiscover86.52.144.239
🔶 Autoconfig86.52.144.239
🔷 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)
🔐 DNSSEC103ms
CheckResult
Validation Status🔒 Secure
AD Flag (resolver validates)✓ Set
DS Record✓ Found
DNSKEY Record✓ Found
Flagsfully validated
🏷️ SOA0ms
FieldValue
Serial2024032406
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
35ms
A
32ms
MX
51ms
AAAA
52ms
TXT
145ms
CAA
53ms
HTTPS
66ms
TLSA
59ms
SOA
0ms
MTA-STS
68ms
DNSSEC
103ms
SRV
63ms
Total
786ms
🕐 Scan History
Scanned AtDurationRecordsDNSSEC
2026-08-26 17:16:30 786ms 4 NS 1 A 1 MX 🔒 Secure View
2026-07-03 05:40:12 1091ms 4 NS 1 A 1 MX 🔒 Secure View
2026-06-23 17:17:52 727ms 4 NS 1 A 1 MX ⚠️ Bogus View
2026-06-20 01:19:47 3993ms 4 NS 1 A 1 MX 🔒 Secure View
2026-06-18 05:05:22 831ms 4 NS 1 A 1 MX 🔒 Secure View
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