mailund.dk
📜 Historical scan 2026-07-26 19:43:19  ·  ← Latest scan
⬇ Zone File 📜 Record History ⚡ Scan Now
🖥️ Nameservers2 records   29ms
🌍 A Records1 records   29ms
📧 MX Records3 records   29ms
📧 Autodiscover / Autoconfig
ServiceCNAME / IP
🔷 Autodiscover85.191.113.172
🔶 Autoconfig85.191.113.172
🔷 AAAA Records (IPv6)
✗ No AAAA records — IPv6 not configured
🔐 HTTPS Records
✗ No HTTPS RR — no SVCB/HTTPS service binding
🔌 SRV Records1 records   36ms
ServicePriorityWeightPortTarget
_autodiscover._tcp 0 100 443 mail.businessdns.dk
📝 TXT Records1 records   146ms
TXT Record
v=spf1 include:spf.businessdns.dk -all
✉️ SPF
PolicyRecord (mailund.dk)
-all (hard fail) v=spf1 include:spf.businessdns.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)
🔐 DNSSEC56ms
CheckResult
Validation Status🔓 Insecure
AD Flag (resolver validates)✗ Not set
DS Record✗ Not found
DNSKEY Record✗ Not found
Flagsunsigned answer
🏷️ SOA0ms
FieldValue
Serial2026072620
Primary NS (MNAME)ns1.businessdns.dk
Responsible (RNAME)hostmaster@businessdns.dk
Refresh3600s
Retry7200s
Expire3600000s
Minimum (neg-cache TTL)84600s
📋 Registration
✗ No registration data — collected automatically when SOA serial changes
📋 WHOIS
⏱️ Lookup Timing
NS
29ms
A
29ms
MX
29ms
AAAA
30ms
TXT
146ms
CAA
27ms
HTTPS
28ms
TLSA
48ms
SOA
0ms
MTA-STS
39ms
DNSSEC
56ms
SRV
36ms
Total
727ms
🕐 Scan History
Scanned AtDurationRecordsDNSSEC
2026-09-01 22:32:28 1028ms 2 NS 1 A 3 MX 🔓 Insecure View
2026-08-30 15:07:24 1949ms 2 NS 1 A 3 MX 🔓 Insecure View
2026-08-29 08:02:20 989ms 2 NS 1 A 3 MX 🔓 Insecure View
2026-08-28 02:03:18 514ms 2 NS 1 A 3 MX 🔓 Insecure View
2026-08-27 01:12:41 572ms 2 NS 1 A 3 MX 🔓 Insecure View
2026-08-26 00:15:18 1221ms 2 NS 1 A 3 MX 🔓 Insecure View
2026-08-24 15:05:19 921ms 2 NS 1 A 3 MX 🔓 Insecure View
2026-08-23 12:43:34 881ms 2 NS 1 A 3 MX 🔓 Insecure View
2026-08-22 12:08:04 4537ms 2 NS 1 A 3 MX 🔓 Insecure View
2026-08-21 11:59:21 829ms 2 NS 1 A 3 MX 🔓 Insecure View
2026-08-20 10:50:17 3261ms 2 NS 1 A 3 MX 🔓 Insecure View
2026-08-19 08:49:58 8731ms 2 NS 1 A 3 MX 🔓 Insecure View
2026-08-18 08:46:16 963ms 2 NS 1 A 3 MX 🔓 Insecure View
2026-08-17 04:35:34 5125ms 2 NS 1 A 3 MX 🔓 Insecure View
2026-08-15 12:18:53 3702ms 2 NS 1 A 3 MX 🔓 Insecure View
2026-08-13 19:23:07 9752ms 2 NS 1 A 3 MX 🔓 Insecure View
2026-08-11 23:05:53 1021ms 2 NS 1 A 3 MX 🔓 Insecure View
2026-08-10 18:05:18 800ms 2 NS 1 A 3 MX 🔓 Insecure View
2026-08-08 09:54:31 842ms 2 NS 1 A 3 MX 🔓 Insecure View
2026-08-06 16:19:30 1093ms 2 NS 1 A 3 MX 🔓 Insecure View
2026-08-05 04:06:43 2897ms 2 NS 1 A 3 MX 🔓 Insecure View
2026-08-01 03:57:47 1024ms 2 NS 1 A 3 MX ❓ Unknown View
2026-07-27 20:15:13 24959ms 2 NS 1 A 3 MX 🔓 Insecure View
2026-07-26 19:43:19 727ms 2 NS 1 A 3 MX 🔓 Insecure View
2026-07-25 19:30:56 698ms 2 NS 1 A 3 MX 🔓 Insecure View
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