doubledisco.dk
Last scanned: 2026-08-31 09:08:42  ·  2737ms total
⬇ Zone File 📜 Record History ⚡ Scan Now
🖥️ Nameservers2 records   148ms
NameserverIP addressesPTRASN / ISP
ns1.businessdns.dk 85.191.113.163 ns1.businessdns.dk AS204274 AURA Fiber A/S
ns2.businessdns.dk 85.191.113.164 ns2.businessdns.dk AS204274 AURA Fiber A/S
🌍 A Records1 records   101ms
IPTTLPTRASNISP / OrgCIDRCountryCity
85.191.113.173 3600s 85.191.113.173.static.dhcp.aura-net.dk AS204274 AURA Fiber A/S 85.191.0.0/17 🇩🇰 Denmark Brabrand
📧 MX Records3 records   146ms
PriorityTTLMail ServerIP addressesPTRASN
5 86400s efa01.businessdns.dk 85.191.113.182 efa01.businessdns.dk AS204274 AURA Fiber A/S
10 86400s mx-backup.businessdns.dk 85.184.165.70
85.191.113.183		 85.184.165.70.static.dhcp.aura-net.dk
mailgate01.businessdns.dk		 AS204274 AURA Fiber A/S
AS204274 AURA Fiber A/S
50 86400s ardbeg.businessdns.dk 85.191.113.180 ardbeg.businessdns.dk AS204274 AURA Fiber A/S
🔷 AAAA Records (IPv6)
✗ No AAAA records — IPv6 not configured
🔐 HTTPS Records
✗ No HTTPS RR — no SVCB/HTTPS service binding
🔌 SRV Records1 records   183ms
ServicePriorityWeightPortTarget
_autodiscover._tcp 0 100 443 mail.businessdns.dk
📝 TXT Records1 records   385ms
TXT Record
v=spf1 -all
✉️ SPF
PolicyRecord (doubledisco.dk)
-all (hard fail) v=spf1 -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)
🔐 DNSSEC269ms
CheckResult
Validation Status🔓 Insecure
AD Flag (resolver validates)✗ Not set
DS Record✗ Not found
DNSKEY Record✗ Not found
Flagsunsigned answer
🏷️ SOA0ms
FieldValue
Serial2026083110
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
148ms
A
101ms
MX
146ms
AAAA
93ms
TXT
385ms
CAA
135ms
HTTPS
107ms
TLSA
1272ms
SOA
0ms
MTA-STS
185ms
DNSSEC
269ms
SRV
183ms
Total
2737ms
🕐 Scan History
Scanned AtDurationRecordsDNSSEC
2026-08-31 09:08:42 2737ms 2 NS 1 A 3 MX 🔓 Insecure View
2026-08-30 00:25:49 510ms 2 NS 1 A 3 MX 🔓 Insecure View
2026-08-28 14:48:22 756ms 2 NS 1 A 3 MX 🔓 Insecure View
2026-08-27 13:36:02 502ms 2 NS 1 A 3 MX 🔓 Insecure View
2026-08-26 11:46:43 607ms 2 NS 1 A 3 MX 🔓 Insecure View
2026-08-25 11:01:01 540ms 2 NS 1 A 3 MX 🔓 Insecure View
2026-08-24 21:54:45 1099ms 2 NS 1 A 3 MX ❓ Unknown View
2026-08-23 21:26:51 2902ms 2 NS 1 A 3 MX 🔓 Insecure View
2026-08-22 20:17:12 3784ms 2 NS 1 A 3 MX 🔓 Insecure View
2026-08-21 20:10:59 2334ms 2 NS 1 A 3 MX 🔓 Insecure View
2026-08-20 20:04:57 9331ms 2 NS 1 A 3 MX 🔓 Insecure View
2026-08-19 15:47:12 994ms 2 NS 1 A 3 MX 🔓 Insecure View
2026-08-18 15:46:13 1743ms 2 NS 1 A 3 MX 🔓 Insecure View
2026-08-15 05:52:56 891ms 2 NS 1 A 3 MX 🔓 Insecure View
2026-08-13 14:46:31 744ms 2 NS 1 A 3 MX 🔓 Insecure View
2026-08-12 11:21:41 2791ms 2 NS 1 A 3 MX 🔓 Insecure View
2026-08-11 01:10:26 8479ms 2 NS 1 A 0 MX 🔓 Insecure View
2026-08-06 17:17:26 8732ms 2 NS 1 A 3 MX 🔓 Insecure View
2026-07-27 20:38:04 956ms 2 NS 1 A 3 MX 🔓 Insecure View
2026-07-26 19:42:16 723ms 2 NS 1 A 3 MX 🔓 Insecure View
2026-07-25 19:17:51 738ms 2 NS 1 A 3 MX 🔓 Insecure View
2026-07-24 18:57:54 895ms 2 NS 1 A 3 MX 🔓 Insecure View
2026-07-23 17:45:56 938ms 2 NS 1 A 3 MX 🔓 Insecure View
2026-07-22 13:55:58 2170ms 2 NS 1 A 3 MX 🔓 Insecure View
2026-07-21 07:58:20 990ms 2 NS 1 A 3 MX 🔓 Insecure View
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