introweb.dk
📜 Historical scan 2026-08-01 20:12:26  ·  ← Latest scan
⬇ Zone File 📜 Record History ⚡ Scan Now
🖥️ Nameservers2 records   64ms
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   83ms
IPTTLPTRASNISP / OrgCIDRCountryCity
185.21.41.130 3600s linux102.curanet.dk AS48854 team.blue Denmark A/S 185.21.40.0/22 🇩🇰 Denmark —
📧 MX Records2 records   98ms
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   318ms
TXT Record
v=spf1 include:spf.onlinemail.io ?all
✉️ SPF
PolicyRecord (introweb.dk)
?all (neutral) v=spf1 include:spf.onlinemail.io ?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)
🔐 DNSSEC240ms
CheckResult
Validation Status🔒 Secure
AD Flag (resolver validates)✓ Set
DS Record✓ Found
DNSKEY Record✓ Found
Flagsfully validated
🏷️ SOA0ms
FieldValue
Serial2025100101
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
64ms
A
83ms
MX
98ms
AAAA
98ms
TXT
318ms
CAA
67ms
HTTPS
75ms
TLSA
81ms
SOA
0ms
MTA-STS
102ms
DNSSEC
240ms
SRV
229ms
Total
859ms
🕐 Scan History
Scanned AtDurationRecordsDNSSEC
2026-08-26 11:19:41 914ms 2 NS 1 A 2 MX 🔒 Secure View
2026-08-01 20:12:26 859ms 2 NS 1 A 2 MX 🔒 Secure View
2026-07-28 08:19:23 18259ms 2 NS 1 A 2 MX 🔒 Secure View
2026-06-22 01:29:33 547ms 2 NS 1 A 2 MX 🔒 Secure View
2026-06-17 15:43:26 2889ms 2 NS 1 A 2 MX 🔒 Secure View
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