cfsu.dk
📜 Historical scan 2026-06-16 20:11:06  ·  ← Latest scan
⬇ Zone File 📜 Record History ⚡ Scan Now
🖥️ Nameservers3 records   102ms
NameserverIP addressesPTRASN / ISP
ns1.azehosting.net — — —
ns2.azehosting.net — — —
ns3.azehosting.net — — —
🌍 A Records1 records   78ms
IPTTLPTRASNISP / OrgCIDRCountryCity
157.90.67.40 — cp01.azehosting.net AS24940 Hetzner Online GmbH 157.90.0.0/16 🇩🇪 Germany Falkenstein
📧 MX Records1 records   86ms
PriorityTTLMail ServerIP addressesPTRASN
0 — cfsu-dk.mail.protection.outlook.com 52.101.68.8
52.101.73.153
52.101.73.16
52.101.73.2		 mail-du0pr03cu00100.inbound.protection.outlook.com
mail-as8pr05cu00401.inbound.protection.outlook.com
mail-as2pr05cu00100.inbound.protection.outlook.com
mail-as9pr07cu00302.inbound.protection.outlook.com		 AS8075 Microsoft Corporation
AS8075 Microsoft Corporation
AS8075 Microsoft Corporation
AS8075 Microsoft Corporation
🔷 AAAA Records (IPv6)1 records   90ms
IPv6 AddressTTLPTRASNISP / OrgCIDRCountryCity
2a01:4f8:2b02:6d4::2 — — AS24940 Hetzner Online GmbH 2a01:4f8::/31 🇩🇪 Germany Falkenstein
🔐 HTTPS Records
✗ No HTTPS RR — no SVCB/HTTPS service binding
📝 TXT Records1 records   219ms
TXT Record
v=spf1 ip4:157.90.67.40 include:spf.azehosting.net ip4:49.12.83.57 ip4:116.202.245.110 include:spf.protection.outlook.com -all
✉️ SPF
PolicyRecord (cfsu.dk)
-all (hard fail) v=spf1 ip4:157.90.67.40 include:spf.azehosting.net ip4:49.12.83.57 ip4:116.202.245.110 include:spf.protection.outlook.com -all
📨 DMARC
PolicyRecord (_dmarc.cfsu.dk)
p=none (monitor only) v=DMARC1; p=none;
📬 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)
🔐 DNSSEC196ms
CheckResult
Validation Status🔓 Insecure
AD Flag (resolver validates)✗ Not set
DS Record✗ Not found
DNSKEY Record✗ Not found
Flagsunsigned answer
🏷️ SOA117ms
FieldValue
Serial2026052101
Primary NS (MNAME)ns1.azehosting.net
Responsible (RNAME)server-admin@azehosting.net
Refresh3600s
Retry1800s
Expire1209600s
Minimum (neg-cache TTL)86400s
📋 Registration
✗ No registration data — collected automatically when SOA serial changes
📋 WHOIS
⏱️ Lookup Timing
NS
102ms
A
78ms
MX
86ms
AAAA
90ms
TXT
219ms
CAA
82ms
HTTPS
82ms
TLSA
120ms
SOA
117ms
MTA-STS
47ms
DNSSEC
196ms
SRV
0ms
Total
713ms
🕐 Scan History
Scanned AtDurationRecordsDNSSEC
2026-08-27 12:59:58 3223ms 3 NS 1 A 1 MX 🔓 Insecure View
2026-08-26 18:47:26 3294ms 3 NS 1 A 1 MX 🔓 Insecure View
2026-07-22 18:20:43 1569ms 3 NS 1 A 1 MX 🔓 Insecure View
2026-06-26 06:46:13 2167ms 3 NS 1 A 1 MX 🔓 Insecure View
2026-06-24 18:46:17 1051ms 3 NS 1 A 1 MX 🔓 Insecure View
2026-06-16 20:11:06 713ms 3 NS 1 A 1 MX 🔓 Insecure View
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