oz4tds.dk
Last scanned: 2026-08-26 11:53:31  ·  9654ms total
⬇ Zone File 📜 Record History ⚡ Scan Now
🖥️ Nameservers2 records   54ms
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   45ms
IPTTLPTRASNISP / OrgCIDRCountryCity
83.151.155.18 3600s — AS31027 GlobalConnect A/S 83.151.128.0/18 🇩🇰 Denmark —
📧 MX Records1 records   43ms
PriorityTTLMail ServerIP addressesPTRASN
10 3600s mail.semark.dk 83.151.155.18 — AS31027 GlobalConnect A/S
📧 Autodiscover / Autoconfig
ServiceCNAME / IP
🔷 Autodiscoveroz4tds.dk → 83.151.155.18
🔶 Autoconfigoz4tds.dk → 83.151.155.18
🔷 AAAA Records (IPv6)
✗ No AAAA records — IPv6 not configured
🔐 HTTPS Records
✗ No HTTPS RR — no SVCB/HTTPS service binding
📝 TXT Records1 records   215ms
TXT Record
v=spf1 redirect=_spf.semarkit.net
✉️ SPF
PolicyRecord (oz4tds.dk)
no all — incomplete SPF v=spf1 redirect=_spf.semarkit.net
📨 DMARC
PolicyRecord (_dmarc.oz4tds.dk)
p=reject v=DMARC1; p=reject; sp=reject; aspf=r; adkim=r; fo=1; pct=100; rua=mailto:semark-d@dmarc.report-uri.com; ruf=mailto:semark-d@dmarc.report-uri.com;
📬 MTA-STS
✗ No MTA-STS policy — SMTP TLS not enforced
📈 TLSRPT
✗ No TLSRPT record — no SMTP TLS failure reporting
📜 CAA Records2 records   51ms
FlagsTagValue
0 iodef mailto:info@semarkit.net
0 issue letsencrypt.org
🔏 ACME Challenge
TypeNameValue
CNAME _acme-challenge.oz4tds.dk oz4tds.dk
🔗 TLSA / DANE
✗ No TLSA records — DANE not configured for HTTPS (_443) or MX (_25)
🔐 DNSSEC9089ms
CheckResult
Validation Status🔓 Insecure
AD Flag (resolver validates)✗ Not set
DS Record✗ Not found
DNSKEY Record✗ Not found
Flagsunsigned answer
🏷️ SOA0ms
FieldValue
Serial2026071801
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
54ms
A
45ms
MX
43ms
AAAA
37ms
TXT
215ms
CAA
51ms
HTTPS
57ms
TLSA
70ms
SOA
0ms
MTA-STS
67ms
DNSSEC
9089ms
SRV
66ms
Total
9654ms
🕐 Scan History
Scanned AtDurationRecordsDNSSEC
2026-08-26 11:53:31 9654ms 2 NS 1 A 1 MX 🔓 Insecure View
2026-07-19 14:01:25 6789ms 2 NS 1 A 1 MX 🔓 Insecure View
2026-06-22 12:50:04 6911ms 2 NS 1 A 1 MX 🔓 Insecure View
2026-06-22 07:11:05 1166ms 0 NS 0 A 0 MX ❓ Unknown View
2026-06-20 16:56:47 2444ms 2 NS 1 A 1 MX 🔓 Insecure View
2026-06-18 08:15:15 1023ms 2 NS 1 A 1 MX 🔓 Insecure View
2026-06-18 07:55:43 2682ms 2 NS 1 A 1 MX 🔓 Insecure View
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