mrksb.dk
Last scanned: 2026-09-10 12:46:12  ·  688ms total
⬇ Zone File 📜 Record History ⚡ Scan Now
🖥️ Nameservers2 records   46ms
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   39ms
IPTTLPTRASNISP / OrgCIDRCountryCity
54.229.48.54 3600s ec2-54-229-48-54.eu-west-1.compute.amazonaws.com AS16509 Amazon.com, Inc. 54.228.0.0/14 🇮🇪 Ireland Dublin
📧 MX Records1 records   45ms
PriorityTTLMail ServerIP addressesPTRASN
0 300s .  Null MX — domain accepts no email (RFC 7505)
📧 Autodiscover / Autoconfig
ServiceCNAME / IP
🔷 Autodiscovermrksb.dk → 54.229.48.54
🔶 Autoconfigmrksb.dk → 54.229.48.54
🔷 AAAA Records (IPv6)
✗ No AAAA records — IPv6 not configured
🔐 HTTPS Records
✗ No HTTPS RR — no SVCB/HTTPS service binding
📝 TXT Records1 records   158ms
TXT Record
google-site-verification=_xR0awDs7IkMxtMjiyYYcAPbsslAbdU-VjP_jQ3kxL4
✉️ 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
🔏 ACME Challenge
TypeNameValue
CNAME _acme-challenge.mrksb.dk mrksb.dk
🔗 TLSA / DANE
✗ No TLSA records — DANE not configured for HTTPS (_443) or MX (_25)
🔐 DNSSEC70ms
CheckResult
Validation Status🔒 Secure
AD Flag (resolver validates)✓ Set
DS Record✓ Found
DNSKEY Record✓ Found
Flagsfully validated
🏷️ SOA0ms
FieldValue
Serial2026090601
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
46ms
A
39ms
MX
45ms
AAAA
41ms
TXT
158ms
CAA
53ms
HTTPS
41ms
TLSA
154ms
SOA
0ms
MTA-STS
53ms
DNSSEC
70ms
SRV
60ms
Total
688ms
🕐 Scan History
Scanned AtDurationRecordsDNSSEC
2026-09-10 12:46:12 688ms 2 NS 1 A 1 MX 🔒 Secure View
2026-08-08 02:28:08 821ms 2 NS 1 A 1 MX 🔒 Secure View
2026-07-25 06:29:46 25060ms 2 NS 1 A 1 MX 🔒 Secure View
2026-07-09 10:17:15 883ms 2 NS 1 A 1 MX 🔒 Secure View
2026-06-26 03:28:01 700ms 2 NS 1 A 1 MX 🔒 Secure View
2026-06-24 04:22:58 1041ms 0 NS 0 A 0 MX ❓ Unknown View
2026-06-23 00:38:13 3468ms 2 NS 1 A 1 MX 🔒 Secure View
2026-06-21 14:14:59 1012ms 0 NS 0 A 0 MX ❓ Unknown View
2026-06-17 22:31:27 1009ms 2 NS 1 A 0 MX 🔒 Secure View
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