rostkjaer.dk
Last scanned: 2026-08-27 00:11:31  ·  476ms total
⬇ Zone File 📜 Record History ⚡ Scan Now
🖥️ Nameservers4 records   20ms
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
94.231.107.65 3600s linux12.unoeuro.com AS48854 team.blue Denmark A/S 94.231.96.0/20 🇩🇰 Denmark —
📧 MX Records1 records   18ms
PriorityTTLMail ServerIP addressesPTRASN
10 629s mx.simply.com 94.231.106.20 mx.simply.com AS48854 team.blue Denmark A/S
📧 Autodiscover / Autoconfig
ServiceCNAME / IP
🔷 Autodiscover94.231.107.65
🔶 Autoconfig94.231.107.65
🔷 AAAA Records (IPv6)
✗ No AAAA records — IPv6 not configured
🔐 HTTPS Records
✗ No HTTPS RR — no SVCB/HTTPS service binding
📝 TXT Records1 records   74ms
TXT Record
anthropic-domain-verification-h8y80m=EFjkSC2MJKM2GIvArK7o9IL6q
✉️ 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 / DANE2 records   81ms
Service / OwnerTypeCert association
SMTP _25._tcp.mx.simply.com DANE-EE · SPKI · SHA-256 97A3BA009F39C761BFFB6574340E8138…
SMTP _25._tcp.mx.simply.com DANE-EE · SPKI · SHA-256 A9D603AF4D7ED6B9246B4B68500CD6F2…
🔐 DNSSEC94ms
CheckResult
Validation Status🔒 Secure
AD Flag (resolver validates)✓ Set
DS Record✓ Found
DNSKEY Record✓ Found
Flagsfully validated
🏷️ SOA0ms
FieldValue
Serial2026082400
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
20ms
A
32ms
MX
18ms
AAAA
24ms
TXT
74ms
CAA
26ms
HTTPS
26ms
TLSA
81ms
SOA
0ms
MTA-STS
38ms
DNSSEC
94ms
SRV
40ms
Total
476ms
🕐 Scan History
Scanned AtDurationRecordsDNSSEC
2026-08-27 00:11:31 476ms 4 NS 1 A 1 MX 🔒 Secure View
2026-07-03 01:22:20 769ms 4 NS 1 A 1 MX 🔒 Secure View
2026-06-28 00:23:38 642ms 4 NS 1 A 1 MX 🔒 Secure View
2026-06-25 01:51:09 510ms 4 NS 1 A 1 MX 🔒 Secure View
2026-06-22 16:51:04 1191ms 0 NS 0 A 0 MX ❓ Unknown View
2026-06-18 06:25:20 739ms 4 NS 1 A 1 MX 🔒 Secure View
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