sarts.dk
Last scanned: 2026-08-21 18:52:37  ·  6893ms total
⬇ Zone File 📜 Record History ⚡ Scan Now
🖥️ Nameservers2 records   41ms
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   2028ms
IPTTLPTRASNISP / OrgCIDRCountryCity
176.9.9.42 3598s vm.fstallkamp.de AS24940 Hetzner Online GmbH 176.9.0.0/16 🇩🇪 Germany Falkenstein
📧 MX Records1 records   52ms
PriorityTTLMail ServerIP addressesPTRASN
0 300s .  Null MX — domain accepts no email (RFC 7505)
📧 Autodiscover / Autoconfig
ServiceCNAME / IP
🔷 Autodiscover176.9.9.42
🔶 Autoconfig176.9.9.42
🔷 AAAA Records (IPv6)
✗ No AAAA records — IPv6 not configured
🔐 HTTPS Records
✗ No HTTPS RR — no SVCB/HTTPS service binding
📝 TXT Records
📝
No TXT records found
✉️ 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 Records
✗ No CAA records — any CA may issue certificates
🔗 TLSA / DANE
✗ No TLSA records — DANE not configured for HTTPS (_443) or MX (_25)
🔐 DNSSEC91ms
CheckResult
Validation Status🔒 Secure
AD Flag (resolver validates)✓ Set
DS Record✓ Found
DNSKEY Record✓ Found
Flagsfully validated
🏷️ SOA39ms
FieldValue
Serial2026081101
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
41ms
A
2028ms
MX
52ms
AAAA
52ms
TXT
202ms
CAA
63ms
HTTPS
42ms
TLSA
413ms
SOA
39ms
MTA-STS
74ms
DNSSEC
91ms
SRV
88ms
Total
6893ms
🕐 Scan History
Scanned AtDurationRecordsDNSSEC
2026-08-21 18:52:37 6893ms 2 NS 1 A 1 MX 🔒 Secure View
2026-08-13 02:20:59 722ms 2 NS 1 A 1 MX 🔒 Secure View
2026-07-18 04:41:13 2205ms 2 NS 1 A 1 MX 🔒 Secure View
2026-07-16 01:23:35 562ms 2 NS 1 A 1 MX 🔒 Secure View
2026-06-26 07:49:43 663ms 2 NS 1 A 1 MX 🔒 Secure View
2026-06-20 09:05:31 423ms 2 NS 1 A 1 MX 🔒 Secure View
2026-06-18 08:30:01 599ms 2 NS 1 A 0 MX 🔒 Secure View
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