dtfb.dk
Last scanned: 2026-07-02 11:11:09  ·  2204ms total
⬇ Zone File 📜 Record History ⚡ Scan Now
🖥️ Nameservers2 records   54ms
NameserverIP addressesPTRASN / ISP
ns1.curanet.dk 185.25.141.12
2a02:2339:4006:108::123		 ns1.curanet.dk
ns1.curanet.dk		 AS48854 team.blue Denmark A/S
AS48854 team.blue Denmark A/S
ns2.curanet.dk 2a02:2339:1:10f::123:123
91.197.248.75		 ns2.curanet.dk
ns2.curanet.dk		 AS48854 team.blue Denmark A/S
AS48854 team.blue Denmark A/S
🌍 A Records1 records   55ms
IPTTLPTRASNISP / OrgCIDRCountryCity
87.116.46.69 3600s dynacon.int AS31027 GlobalConnect A/S 87.116.0.0/18 🇩🇰 Denmark Copenhagen
📧 MX Records
📧
No MX records found
📧 Autodiscover / Autoconfig
ServiceCNAME / IP
🔷 Autodiscoverautodiscover.outlook.com → 40.104.116.40
🔶 Autoconfig87.116.46.69
🔷 AAAA Records (IPv6)
✗ No AAAA records — IPv6 not configured
🔐 HTTPS Records
✗ No HTTPS RR — no SVCB/HTTPS service binding
📝 TXT Records2 records   118ms
TXT Record
MS=ms44596143
v=spf1 include:spf.protection.outlook.com -all
✉️ SPF
PolicyRecord (dtfb.dk)
-all (hard fail) v=spf1 include:spf.protection.outlook.com -all
📨 DMARC
PolicyRecord (_dmarc.dtfb.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)
🔐 DNSSEC116ms
CheckResult
Validation Status🔒 Secure
AD Flag (resolver validates)✓ Set
DS Record✓ Found
DNSKEY Record✓ Found
Flagsfully validated
🏷️ SOA45ms
FieldValue
Serial2023080701
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
55ms
MX
54ms
AAAA
44ms
TXT
118ms
CAA
43ms
HTTPS
56ms
TLSA
1607ms
SOA
45ms
MTA-STS
60ms
DNSSEC
116ms
SRV
71ms
Total
2204ms
🕐 Scan History
Scanned AtDurationRecordsDNSSEC
2026-07-02 11:11:09 2204ms 2 NS 1 A 0 MX 🔒 Secure View
2026-06-19 18:27:34 4697ms 2 NS 1 A 0 MX 🔒 Secure View
2026-06-17 04:51:03 552ms 2 NS 1 A 0 MX 🔒 Secure View
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