tff.dk
📜 Historical scan 2026-06-24 07:58:47  ·  ← Latest scan
⬇ Zone File 📜 Record History ⚡ Scan Now
🖥️ Nameservers2 records   34ms
NameserverIP addressesPTRASN / ISP
ns01.one.com 195.206.121.10
2001:67c:28cc::10		 ns01.one.com
ns01.one.com		 AS197495 One.com A/S
AS197495 One.com A/S
ns02.one.com 185.10.11.10
2001:67c:3c0::10		 ns02.one.com
ns02.one.com		 AS51468 One.com A/S
AS51468 One.com A/S
🌍 A Records1 records   37ms
IPTTLPTRASNISP / OrgCIDRCountryCity
127.0.0.1 600s localhost — — — — —
📧 MX Records1 records   34ms
PriorityTTLMail ServerIP addressesPTRASN
0 600s tff-dk.mail.protection.outlook.com — — —
📧 Autodiscover / Autoconfig
ServiceCNAME / IP
🔷 Autodiscoverautodiscover.outlook.com → 52.98.228.56
🔷 AAAA Records (IPv6)
✗ No AAAA records — IPv6 not configured
🔐 HTTPS Records
✗ No HTTPS RR — no SVCB/HTTPS service binding
📝 TXT Records2 records   158ms
TXT Record
MS=ms58700486
v=spf1 include:spf.protection.outlook.com -all
✉️ SPF
PolicyRecord (tff.dk)
-all (hard fail) v=spf1 include:spf.protection.outlook.com -all
📨 DMARC
PolicyRecord (_dmarc.tff.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)
🔐 DNSSEC90ms
CheckResult
Validation Status⚠️ Bogus
AD Flag (resolver validates)✗ Not set
DS Record✓ Found
DNSKEY Record✓ Found
Flagsbroken trust chain resolving 'tff.dk/DS/IN': 127.0.0.1#53
🏷️ SOA74ms
FieldValue
Serial2026030101
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
34ms
A
37ms
MX
34ms
AAAA
35ms
TXT
158ms
CAA
35ms
HTTPS
79ms
TLSA
107ms
SOA
74ms
MTA-STS
38ms
DNSSEC
90ms
SRV
91ms
Total
538ms
🕐 Scan History
Scanned AtDurationRecordsDNSSEC
2026-08-31 19:35:39 739ms 2 NS 1 A 1 MX 🔒 Secure View
2026-08-29 05:13:20 1214ms 2 NS 1 A 1 MX 🔒 Secure View
2026-07-04 15:03:47 842ms 2 NS 1 A 1 MX 🔒 Secure View
2026-06-24 07:58:47 538ms 2 NS 1 A 1 MX ⚠️ Bogus View
2026-06-23 06:34:02 1421ms 2 NS 1 A 1 MX 🔒 Secure View
2026-06-21 09:46:18 1145ms 0 NS 0 A 0 MX ❓ Unknown View
2026-06-21 08:46:52 1107ms 0 NS 0 A 0 MX ❓ Unknown View
2026-06-17 14:33:53 2623ms 2 NS 1 A 1 MX 🔒 Secure View
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