frankcolding.dk
Last scanned: 2026-08-27 14:17:49  ·  909ms total
⬇ Zone File 📜 Record History ⚡ Scan Now
🖥️ Nameservers2 records   42ms
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   44ms
IPTTLPTRASNISP / OrgCIDRCountryCity
37.27.221.239 3600s cpanel.rshosting.dk AS24940 Hetzner Online GmbH 37.27.0.0/16 🇫🇮 Finland Helsinki
📧 MX Records2 records   59ms
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 Records2 records   182ms
TXT Record
google-site-verification=Br5L8hVCVKkM6JLlTLvQkxQNYD6Ig7ruEidLayJHreg
v=spf1 +ip4:37.27.221.239 +include:spf.onlinemail.io ?all
✉️ SPF
PolicyRecord (frankcolding.dk)
?all (neutral) v=spf1 +ip4:37.27.221.239 +include:spf.onlinemail.io ?all
📨 DMARC
PolicyRecord (_dmarc.frankcolding.dk)
p=none (monitor only) v=DMARC1; p=none;
📬 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)
🔐 DNSSEC112ms
CheckResult
Validation Status🔒 Secure
AD Flag (resolver validates)✓ Set
DS Record✓ Found
DNSKEY Record✓ Found
Flagsfully validated
🏷️ SOA0ms
FieldValue
Serial2025022604
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
42ms
A
44ms
MX
59ms
AAAA
78ms
TXT
182ms
CAA
59ms
HTTPS
50ms
TLSA
195ms
SOA
0ms
MTA-STS
65ms
DNSSEC
112ms
SRV
81ms
Total
909ms
🕐 Scan History
Scanned AtDurationRecordsDNSSEC
2026-08-27 14:17:49 909ms 2 NS 1 A 2 MX 🔒 Secure View
2026-08-26 03:06:11 658ms 2 NS 1 A 2 MX 🔒 Secure View
2026-06-25 07:42:37 2056ms 2 NS 1 A 2 MX 🔒 Secure View
2026-06-17 10:31:05 980ms 2 NS 1 A 2 MX 🔒 Secure View
2026-06-17 10:29:04 629ms 2 NS 1 A 2 MX 🔒 Secure View
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