dfif2.dk
📜 Historical scan 2026-06-17 02:36:21  ·  ← Latest scan
⬇ Zone File 📜 Record History ⚡ Scan Now
🖥️ Nameservers2 records   110ms
NameserverIP addressesPTRASN / ISP
ns01.one.com — — —
ns02.one.com — — —
🌍 A Records1 records   105ms
IPTTLPTRASNISP / OrgCIDRCountryCity
87.54.37.243 — mail.dfif.dk AS3292 TDC Holding A/S 87.48.0.0/13 🇩🇰 Denmark —
📧 MX Records1 records   107ms
PriorityTTLMail ServerIP addressesPTRASN
0 — dfif2-dk.mail.protection.outlook.com 52.101.68.0
52.101.68.25
52.101.73.11
52.101.73.16		 mail-db3pr0202cu00100.inbound.protection.outlook.com
mail-db8pr02cu00101.inbound.protection.outlook.com
mail-am1pr04cu00103.inbound.protection.outlook.com
mail-as2pr05cu00100.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   244ms
TXT Record
MS=ms36015035
v=spf1 include:spf.protection.outlook.com include:postfilter.dk -all
✉️ SPF
PolicyRecord (dfif2.dk)
-all (hard fail) v=spf1 include:spf.protection.outlook.com include:postfilter.dk -all
📨 DMARC
✗ No DMARC record — mail spoofing not restricted
📬 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)
🔐 DNSSEC216ms
CheckResult
Validation Status🔒 Secure
AD Flag (resolver validates)✓ Set
DS Record✓ Found
DNSKEY Record✓ Found
Flagsfully validated
🏷️ SOA102ms
FieldValue
Serial2026060901
Primary NS (MNAME)ns01.one.com
Responsible (RNAME)hostmaster@one.com
Refresh14400s
Retry3600s
Expire1209600s
Minimum (neg-cache TTL)600s
📋 Registration
✗ No registration data — collected automatically when SOA serial changes
📋 WHOIS
⏱️ Lookup Timing
NS
110ms
A
105ms
MX
107ms
AAAA
103ms
TXT
244ms
CAA
104ms
HTTPS
97ms
TLSA
82ms
SOA
102ms
MTA-STS
112ms
DNSSEC
216ms
SRV
0ms
Total
632ms
🕐 Scan History
Scanned AtDurationRecordsDNSSEC
2026-06-23 02:20:50 1426ms 3 NS 1 A 0 MX 🔓 Insecure View
2026-06-17 02:36:21 632ms 2 NS 1 A 1 MX 🔒 Secure View
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