studie-b.dk
Last scanned: 2026-09-03 21:32:10  ·  476ms total
⬇ Zone File 📜 Record History ⚡ Scan Now
🖥️ Nameservers2 records   43ms
NameserverIP addressesPTRASN / ISP
ns1.curanet.dk 185.25.141.12
2a02:2339:4006:108::123		 ns1.curanet.dk
ns1.curanet.dk		 AS48854 team.blue Denmark A/S
AS48854 team.blue Denmark A/S
ns2.curanet.dk 2a02:2339:1:10f::123:123
91.197.248.75		 ns2.curanet.dk
ns2.curanet.dk		 AS48854 team.blue Denmark A/S
AS48854 team.blue Denmark A/S
🌍 A Records1 records   36ms
IPTTLPTRASNISP / OrgCIDRCountryCity
185.158.133.1 3600s lovable-app-cd-1-4.p.l5e.io AS13335 Cloudflare, Inc. 185.158.133.0/24 🇩🇪 Germany Frankfurt am Main
📧 MX Records2 records   37ms
PriorityTTLMail ServerIP addressesPTRASN
10 3600s mx1.onlinemail.io 185.21.42.12 mx1.onlinemail.io AS48854 team.blue Denmark A/S
20 3600s mx2.onlinemail.io 46.36.208.16 mx2.onlinemail.io AS48854 team.blue Denmark A/S
📧 Autodiscover / Autoconfig
ServiceCNAME / IP
🔷 Autodiscoverautodiscover-mf.onlinemail.io → 185.21.40.62
🔶 Autoconfigautoconfig-mf.onlinemail.io → 185.21.40.62
🔷 AAAA Records (IPv6)
✗ No AAAA records — IPv6 not configured
🔐 HTTPS Records
✗ No HTTPS RR — no SVCB/HTTPS service binding
📝 TXT Records1 records   134ms
TXT Record
v=spf1 include:spf.onlinemail.io -all
✉️ SPF
PolicyRecord (studie-b.dk)
-all (hard fail) v=spf1 include:spf.onlinemail.io -all
📨 DMARC
PolicyRecord (_dmarc.studie-b.dk)
p=none (monitor only) v=DMARC1; p=none; rua=mailto:dmarc@studie-b.dk
📬 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)
🔐 DNSSEC81ms
CheckResult
Validation Status🔒 Secure
AD Flag (resolver validates)✓ Set
DS Record✓ Found
DNSKEY Record✓ Found
Flagsfully validated
🏷️ SOA0ms
FieldValue
Serial2026080702
Primary NS (MNAME)ns1.curanet.dk
Responsible (RNAME)hostmaster@curanet.dk
Refresh14400s
Retry3600s
Expire1209600s
Minimum (neg-cache TTL)300s
📋 Registration
✗ No registration data — collected automatically when SOA serial changes
📋 WHOIS
⏱️ Lookup Timing
NS
43ms
A
36ms
MX
37ms
AAAA
40ms
TXT
134ms
CAA
37ms
HTTPS
37ms
TLSA
50ms
SOA
0ms
MTA-STS
47ms
DNSSEC
81ms
SRV
53ms
Total
476ms
🕐 Scan History
Scanned AtDurationRecordsDNSSEC
2026-09-03 21:32:10 476ms 2 NS 1 A 2 MX 🔒 Secure View
2026-08-27 09:58:15 533ms 2 NS 1 A 2 MX 🔒 Secure View
2026-08-10 20:44:39 2725ms 2 NS 1 A 2 MX 🔒 Secure View
2026-08-05 04:51:48 946ms 2 NS 1 A 2 MX 🔒 Secure View
2026-07-21 12:25:32 8928ms 2 NS 1 A 2 MX 🔒 Secure View
2026-07-09 23:24:28 737ms 2 NS 1 A 2 MX 🔒 Secure View
2026-07-08 22:24:13 1220ms 2 NS 1 A 2 MX 🔒 Secure View
2026-07-03 07:25:33 452ms 2 NS 1 A 2 MX 🔒 Secure View
2026-06-28 07:25:32 597ms 2 NS 1 A 2 MX 🔒 Secure View
2026-06-27 12:32:08 565ms 2 NS 1 A 2 MX 🔒 Secure View
2026-06-19 22:19:32 2790ms 2 NS 1 A 2 MX 🔒 Secure View
2026-06-17 21:36:43 558ms 2 NS 1 A 2 MX 🔒 Secure View
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