discoverymanager.dk
📜 Historical scan 2026-06-17 03:36:08  ·  ← Latest scan
⬇ Zone File 📜 Record History ⚡ Scan Now
🖥️ Nameservers2 records   47ms
NameserverIP addressesPTRASN / ISP
dns1.cscdns.net — — —
dns2.cscdns.net — — —
🌍 A Records2 records   46ms
IPTTLPTRASNISP / OrgCIDRCountryCity
165.160.13.20 — — AS19574 Corporation Service Company 165.160.12.0/22 🇺🇸 United States —
165.160.15.20 — — AS19574 Corporation Service Company 165.160.12.0/22 🇺🇸 United States —
📧 MX Records1 records   53ms
PriorityTTLMail ServerIP addressesPTRASN
10 — custmx.cscdns.net 198.58.121.58 198-58-121-58.ip.linodeusercontent.com AS63949 Akamai Connected Cloud
🔷 AAAA Records (IPv6)
✗ No AAAA records — IPv6 not configured
🔐 HTTPS Records
✗ No HTTPS RR — no SVCB/HTTPS service binding
📝 TXT Records1 records   142ms
TXT Record
v=spf1 -all
✉️ SPF
PolicyRecord (discoverymanager.dk)
-all (hard fail) v=spf1 -all
📨 DMARC
PolicyRecord (_dmarc.discoverymanager.dk)
p=reject v=DMARC1; p=reject; rua=mailto:dmarc_rua@emaildefense.proofpoint.com; ruf=mailto:dmarc_ruf@emaildefense.proofpoint.com;fo=1
📬 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)
🔐 DNSSEC70ms
CheckResult
Validation Status🔓 Insecure
AD Flag (resolver validates)✗ Not set
DS Record✗ Not found
DNSKEY Record✗ Not found
Flagsunsigned answer
🏷️ SOA53ms
FieldValue
Serial2018091107
Primary NS (MNAME)dns1.cscdns.net
Responsible (RNAME)hostmaster@cscdns.net
Refresh10800s
Retry1800s
Expire3600000s
Minimum (neg-cache TTL)21600s
📋 Registration
✗ No registration data — collected automatically when SOA serial changes
📋 WHOIS
⏱️ Lookup Timing
NS
47ms
A
46ms
MX
53ms
AAAA
41ms
TXT
142ms
CAA
37ms
HTTPS
53ms
TLSA
57ms
SOA
53ms
MTA-STS
40ms
DNSSEC
70ms
SRV
0ms
Total
411ms
🕐 Scan History
Scanned AtDurationRecordsDNSSEC
2026-06-23 16:28:01 5340ms 2 NS 2 A 1 MX 🔓 Insecure View
2026-06-22 20:25:01 1171ms 0 NS 0 A 0 MX ❓ Unknown View
2026-06-21 12:50:57 475ms 2 NS 2 A 1 MX 🔓 Insecure View
2026-06-18 13:14:55 3633ms 2 NS 2 A 1 MX 🔓 Insecure View
2026-06-17 03:36:08 411ms 2 NS 2 A 1 MX 🔓 Insecure View
2026-06-17 03:20:52 484ms 2 NS 2 A 1 MX 🔓 Insecure View
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