karltoft.dk
Last scanned: 2026-09-04 02:17:29  ·  506ms 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   31ms
IPTTLPTRASNISP / OrgCIDRCountryCity
52.215.137.200 3600s ec2-52-215-137-200.eu-west-1.compute.amazonaws.com AS16509 Amazon.com, Inc. 52.208.0.0/13 🇮🇪 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)
🔐 DNSSEC78ms
CheckResult
Validation Status🔒 Secure
AD Flag (resolver validates)✓ Set
DS Record✓ Found
DNSKEY Record✓ Found
Flagsfully validated
🏷️ SOA0ms
FieldValue
Serial2022061801
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
31ms
MX
40ms
AAAA
46ms
TXT
148ms
CAA
37ms
HTTPS
40ms
TLSA
96ms
SOA
0ms
MTA-STS
53ms
DNSSEC
78ms
SRV
64ms
Total
506ms
🕐 Scan History
Scanned AtDurationRecordsDNSSEC
2026-09-04 02:17:29 506ms 4 NS 1 A 0 MX 🔒 Secure View
2026-08-27 22:14:09 1367ms 4 NS 1 A 0 MX 🔒 Secure View
2026-06-27 03:17:49 1595ms 4 NS 1 A 0 MX 🔒 Secure View
2026-06-21 17:12:59 403ms 4 NS 1 A 0 MX 🔒 Secure View
2026-06-17 15:19:14 438ms 4 NS 1 A 0 MX 🔒 Secure View
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