cfu-online.dk
Last scanned: 2026-08-18 00:35:49  ·  5150ms total
⬇ Zone File 📜 Record History ⚡ Scan Now
🖥️ Nameservers2 records   58ms
NameserverIP addressesPTRASN / ISP
ns01.one.com 195.206.121.10
2001:67c:28cc::10		 ns01.one.com
ns01.one.com		 AS197495 One.com A/S
AS197495 One.com A/S
ns02.one.com 185.10.11.10
2001:67c:3c0::10		 ns02.one.com
ns02.one.com		 AS51468 One.com A/S
AS51468 One.com A/S
🌍 A Records1 records   44ms
IPTTLPTRASNISP / OrgCIDRCountryCity
2.106.120.247 3600s 247.224-27.120.106.2.in-addr.arpa AS3292 TDC Holding A/S 2.104.0.0/14 🇩🇰 Denmark Copenhagen
📧 MX Records4 records   43ms
PriorityTTLMail ServerIP addressesPTRASN
10 10800s mx1.pub.mailpod11-cph3.one.com 104.37.34.230 mx1.pub.mailpod11-cph3.one.com AS51468 One.com A/S
10 10800s mx2.pub.mailpod11-cph3.one.com 104.37.34.231 mx2.pub.mailpod11-cph3.one.com AS51468 One.com A/S
10 10800s mx3.pub.mailpod11-cph3.one.com 104.37.34.232 mx3.pub.mailpod11-cph3.one.com AS51468 One.com A/S
10 10800s mx4.pub.mailpod11-cph3.one.com 104.37.34.233 mx4.pub.mailpod11-cph3.one.com AS51468 One.com A/S
📧 Autodiscover / Autoconfig
ServiceCNAME / IP
🔷 Autodiscovercfu-online.dk → 2.106.120.247
🔶 Autoconfigcfu-online.dk → 2.106.120.247
🔷 AAAA Records (IPv6)
✗ No AAAA records — IPv6 not configured
🔐 HTTPS Records
✗ No HTTPS RR — no SVCB/HTTPS service binding
📝 TXT Records1 records   160ms
TXT Record
HARICA-IlanEGqmlvopBaDJkj1
✉️ SPF
✗ No SPF record — mail spoofing not restricted
📨 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 Records2 records   43ms
FlagsTagValue
0 issue harica.gr
0 issuewild harica.gr
🔏 ACME Challenge
TypeNameValue
CNAME _acme-challenge.cfu-online.dk cfu-online.dk
🔗 TLSA / DANE4 records   89ms
Service / OwnerTypeCert association
SMTP _25._tcp.mx1.pub.mailpod11-cph3.one.com DANE-EE · SPKI · SHA-256 068A81EDC98C58D5D494EDF2924D5F50…
SMTP _25._tcp.mx2.pub.mailpod11-cph3.one.com DANE-EE · SPKI · SHA-256 068A81EDC98C58D5D494EDF2924D5F50…
SMTP _25._tcp.mx3.pub.mailpod11-cph3.one.com DANE-EE · SPKI · SHA-256 068A81EDC98C58D5D494EDF2924D5F50…
SMTP _25._tcp.mx4.pub.mailpod11-cph3.one.com DANE-EE · SPKI · SHA-256 068A81EDC98C58D5D494EDF2924D5F50…
🔐 DNSSEC79ms
CheckResult
Validation Status🔒 Secure
AD Flag (resolver validates)✓ Set
DS Record✓ Found
DNSKEY Record✓ Found
Flagsfully validated
🏷️ SOA34ms
FieldValue
Serial2026032501
Primary NS (MNAME)ns01.one.com
Responsible (RNAME)hostmaster@one.com
Refresh14400s
Retry3600s
Expire1209600s
Minimum (neg-cache TTL)600s
📋 Registration
✗ No registration data — collected automatically when SOA serial changes
📋 WHOIS
⏱️ Lookup Timing
NS
58ms
A
44ms
MX
43ms
AAAA
39ms
TXT
160ms
CAA
43ms
HTTPS
41ms
TLSA
89ms
SOA
34ms
MTA-STS
57ms
DNSSEC
79ms
SRV
84ms
Total
5150ms
🕐 Scan History
Scanned AtDurationRecordsDNSSEC
2026-08-18 00:35:49 5150ms 2 NS 1 A 4 MX 🔒 Secure View
2026-06-20 16:45:34 3329ms 2 NS 1 A 4 MX 🔒 Secure View
2026-06-19 22:20:40 8399ms 2 NS 1 A 4 MX 🔒 Secure View
2026-06-16 20:11:09 954ms 2 NS 1 A 4 MX 🔒 Secure View
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