r3da.dk
Last scanned: 2026-06-18 06:09:22  ·  965ms total
⬇ Zone File 📜 Record History ⚡ Scan Now
🖥️ Nameservers4 records   77ms
🌍 A Records1 records   71ms
📧 MX Records1 records   78ms
📧 Autodiscover / Autoconfig
ServiceCNAME / IP
🔷 Autodiscoverautodiscover.outlook.com → 40.104.116.8
🔶 Autoconfig93.191.156.42
🔷 AAAA Records (IPv6)
✗ No AAAA records — IPv6 not configured
🔐 HTTPS Records
✗ No HTTPS RR — no SVCB/HTTPS service binding
📝 TXT Records3 records   341ms
TXT Record
google-site-verification=uTD3WiLv3HlfUmn9jSgYByx-gba6idlBURNPhOCqwTc
MS=ms10683880
v=spf1 include:spf.protection.outlook.com -all
✉️ SPF
PolicyRecord (r3da.dk)
-all (hard fail) v=spf1 include:spf.protection.outlook.com -all
📨 DMARC
PolicyRecord (_dmarc.r3da.dk)
p=reject v=DMARC1; p=reject; rua=mailto:dmarc@robot.simply.com; ruf=mailto:dmarc@robot.simply.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)
🔐 DNSSEC184ms
CheckResult
Validation Status🔒 Secure
AD Flag (resolver validates)✓ Set
DS Record✓ Found
DNSKEY Record✓ Found
Flagsfully validated
🏷️ SOA72ms
FieldValue
Serial2025042300
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
77ms
A
71ms
MX
78ms
AAAA
78ms
TXT
341ms
CAA
75ms
HTTPS
69ms
TLSA
165ms
SOA
72ms
MTA-STS
72ms
DNSSEC
184ms
SRV
247ms
Total
965ms
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