oz3s.dk
Last scanned: 2026-08-27 15:03:54  ·  840ms total
⬇ Zone File 📜 Record History ⚡ Scan Now
🖥️ Nameservers2 records   67ms
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   33ms
IPTTLPTRASNISP / OrgCIDRCountryCity
83.151.155.18 3600s — AS31027 GlobalConnect A/S 83.151.128.0/18 🇩🇰 Denmark —
📧 MX Records
📧
No MX records found
📧 Autodiscover / Autoconfig
ServiceCNAME / IP
🔷 Autodiscoveroz7hds.dk → 83.151.155.18
🔶 Autoconfigoz7hds.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   204ms
TXT Record
v=spf1 -all
✉️ SPF
PolicyRecord (oz3s.dk)
-all (hard fail) v=spf1 -all
📨 DMARC
PolicyRecord (_dmarc.oz3s.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   50ms
FlagsTagValue
0 iodef mailto:info@semarkit.net
0 issue letsencrypt.org
🔏 ACME Challenge
TypeNameValue
CNAME _acme-challenge.oz3s.dk oz7hds.dk
🔗 TLSA / DANE
✗ No TLSA records — DANE not configured for HTTPS (_443) or MX (_25)
🔐 DNSSEC125ms
CheckResult
Validation Status🔒 Secure
AD Flag (resolver validates)✓ Set
DS Record✓ Found
DNSKEY Record✓ Found
Flagsfully validated
🏷️ SOA0ms
FieldValue
Serial2026081301
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
67ms
A
33ms
MX
44ms
AAAA
42ms
TXT
204ms
CAA
50ms
HTTPS
38ms
TLSA
86ms
SOA
0ms
MTA-STS
102ms
DNSSEC
125ms
SRV
80ms
Total
840ms
🕐 Scan History
Scanned AtDurationRecordsDNSSEC
2026-08-27 15:03:54 840ms 2 NS 1 A 0 MX 🔒 Secure View
2026-08-14 19:48:11 2316ms 2 NS 1 A 0 MX 🔒 Secure View
2026-07-19 11:00:32 8860ms 2 NS 1 A 0 MX 🔒 Secure View
2026-07-16 01:57:58 747ms 2 NS 1 A 0 MX 🔒 Secure View
2026-06-25 10:55:54 2308ms 2 NS 1 A 0 MX 🔒 Secure View
2026-06-23 00:52:04 1034ms 0 NS 0 A 0 MX ❓ Unknown View
2026-06-20 02:34:23 635ms 2 NS 1 A 0 MX 🔒 Secure View
2026-06-18 04:16:21 1039ms 2 NS 1 A 0 MX 🔒 Secure View
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