fcsystem.dk
📜 Historical scan 2026-06-17 09:18:51  ·  ← Latest scan
⬇ Zone File 📜 Record History ⚡ Scan Now
🖥️ Nameservers2 records   54ms
NameserverIP addressesPTRASN / ISP
ns1.curanet.dk — — —
ns2.curanet.dk — — —
🌍 A Records1 records   47ms
IPTTLPTRASNISP / OrgCIDRCountryCity
185.21.41.237 — linux31.curanet.dk AS48854 team.blue Denmark A/S 185.21.40.0/22 🇩🇰 Denmark —
📧 MX Records1 records   69ms
PriorityTTLMail ServerIP addressesPTRASN
0 — fcsystem-dk.mail.protection.outlook.com 52.101.73.11
52.101.73.16
52.101.73.22
52.101.73.8		 mail-am1pr04cu00103.inbound.protection.outlook.com
mail-as2pr05cu00100.inbound.protection.outlook.com
mail-am7pr05cu00106.inbound.protection.outlook.com
mail-am0pr04cu00500.inbound.protection.outlook.com		 AS8075 Microsoft Corporation
AS8075 Microsoft Corporation
AS8075 Microsoft Corporation
AS8075 Microsoft Corporation
🔷 AAAA Records (IPv6)
✗ No AAAA records — IPv6 not configured
🔐 HTTPS Records
✗ No HTTPS RR — no SVCB/HTTPS service binding
📝 TXT Records2 records   238ms
TXT Record
MS=ms98536390
v=spf1 include:spf.protection.outlook.com include:spf.onlinemail.io -all
✉️ SPF
PolicyRecord (fcsystem.dk)
-all (hard fail) v=spf1 include:spf.protection.outlook.com include:spf.onlinemail.io -all
📨 DMARC
PolicyRecord (_dmarc.fcsystem.dk)
p=quarantine v=DMARC1; p=quarantine;
📬 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)
🔐 DNSSEC178ms
CheckResult
Validation Status🔒 Secure
AD Flag (resolver validates)✓ Set
DS Record✓ Found
DNSKEY Record✓ Found
Flagsfully validated
🏷️ SOA49ms
FieldValue
Serial2026060903
Primary NS (MNAME)ns1.curanet.dk
Responsible (RNAME)hostmaster@curanet.dk
Refresh14400s
Retry3600s
Expire1209600s
Minimum (neg-cache TTL)300s
📋 Registration
✗ No registration data — collected automatically when SOA serial changes
📋 WHOIS
⏱️ Lookup Timing
NS
54ms
A
47ms
MX
69ms
AAAA
57ms
TXT
238ms
CAA
48ms
HTTPS
50ms
TLSA
1007ms
SOA
49ms
MTA-STS
90ms
DNSSEC
178ms
SRV
0ms
Total
2097ms
🕐 Scan History
Scanned AtDurationRecordsDNSSEC
2026-07-02 01:22:18 720ms 2 NS 1 A 1 MX 🔒 Secure View
2026-06-17 09:18:51 2097ms 2 NS 1 A 1 MX 🔒 Secure View
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