grpa.dk
Last scanned: 2026-09-05 10:20:04  ·  1690ms total
⬇ Zone File 📜 Record History ⚡ Scan Now
🖥️ Nameservers3 records   30ms
🌍 A Records1 records   39ms
📧 MX Records1 records   40ms
📧 Autodiscover / Autoconfig
ServiceCNAME / IP
🔷 Autodiscoverautodiscover.outlook.com → 40.104.116.24
🔷 AAAA Records (IPv6)
✗ No AAAA records — IPv6 not configured
🔐 HTTPS Records
✗ No HTTPS RR — no SVCB/HTTPS service binding
📝 TXT Records2 records   87ms
TXT Record
MS=ms58561988
v=spf1 include:spf.protection.outlook.com -all
✉️ SPF
PolicyRecord (grpa.dk)
-all (hard fail) v=spf1 include:spf.protection.outlook.com -all
📨 DMARC
PolicyRecord (_dmarc.grpa.dk)
p=quarantine V=DMARC1; p=quarantine; pct=100
📬 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)
🔐 DNSSEC113ms
CheckResult
Validation Status🔒 Secure
AD Flag (resolver validates)✓ Set
DS Record✓ Found
DNSKEY Record✓ Found
Flagsfully validated
🏷️ SOA0ms
FieldValue
Serial2026090201
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
30ms
A
39ms
MX
40ms
AAAA
923ms
TXT
87ms
CAA
28ms
HTTPS
32ms
TLSA
351ms
SOA
0ms
MTA-STS
928ms
DNSSEC
113ms
SRV
918ms
Total
1690ms
🕐 Scan History
Scanned AtDurationRecordsDNSSEC
2026-09-05 10:20:04 1690ms 3 NS 1 A 1 MX 🔒 Secure View
2026-08-28 18:32:15 2862ms 3 NS 0 A 1 MX 🔒 Secure View
2026-08-27 13:24:34 676ms 3 NS 0 A 1 MX 🔒 Secure View
2026-08-26 12:47:52 168ms 1 NS 0 A 0 MX ❓ Unknown View
2026-08-24 17:16:26 638ms 1 NS 0 A 0 MX ❓ Unknown View
2026-08-23 09:15:16 781ms 1 NS 0 A 0 MX ❓ Unknown View
2026-08-22 09:02:40 735ms 1 NS 0 A 0 MX ❓ Unknown View
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