mertner.dk
Last scanned: 2026-09-03 10:52:54  ·  1516ms total
⬇ Zone File 📜 Record History ⚡ Scan Now
🖥️ Nameservers2 records   40ms
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
212.237.183.120 3600s 212-237-183-120.static.kviknet.net AS204151 EWII Bredbaand A/S 212.237.176.0/21 🇩🇰 Denmark Kolding
📧 MX Records3 records   43ms
PriorityTTLMail ServerIP addressesPTRASN
10 43200s mx.zoho.eu 185.230.212.166
185.230.212.166
185.230.212.166		 mx3.zoho.eu
mx.zoho.eu
mx2.zoho.eu		 AS205111 ZOHO Corporation B.V
AS205111 ZOHO Corporation B.V
AS205111 ZOHO Corporation B.V
20 43200s mx2.zoho.eu 185.230.212.166
185.230.212.166
185.230.212.166		 mx3.zoho.eu
mx.zoho.eu
mx2.zoho.eu		 AS205111 ZOHO Corporation B.V
AS205111 ZOHO Corporation B.V
AS205111 ZOHO Corporation B.V
50 43200s mx3.zoho.eu 185.230.212.166
185.230.212.166
185.230.212.166		 mx3.zoho.eu
mx.zoho.eu
mx2.zoho.eu		 AS205111 ZOHO Corporation B.V
AS205111 ZOHO Corporation B.V
AS205111 ZOHO Corporation B.V
📧 Autodiscover / Autoconfig
ServiceCNAME / IP
🔷 Autodiscovermertner.dk → 212.237.183.120
🔶 Autoconfigmertner.dk → 212.237.183.120
🔷 AAAA Records (IPv6)
✗ No AAAA records — IPv6 not configured
🔐 HTTPS Records
✗ No HTTPS RR — no SVCB/HTTPS service binding
📝 TXT Records1 records   170ms
TXT Record
zoho-verification=zb83117296.zmverify.zoho.eu
✉️ SPF
✗ No SPF record — mail spoofing not restricted
📨 DMARC
PolicyRecord (_dmarc.mertner.dk)
p=reject v=DMARC1; p=reject; pct=100; sp=r
📬 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.mertner.dk mertner.dk
🔗 TLSA / DANE
✗ No TLSA records — DANE not configured for HTTPS (_443) or MX (_25)
🔐 DNSSEC76ms
CheckResult
Validation Status🔒 Secure
AD Flag (resolver validates)✓ Set
DS Record✓ Found
DNSKEY Record✓ Found
Flagsfully validated
🏷️ SOA0ms
FieldValue
Serial2026090101
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
40ms
A
45ms
MX
43ms
AAAA
46ms
TXT
170ms
CAA
42ms
HTTPS
40ms
TLSA
333ms
SOA
0ms
MTA-STS
59ms
DNSSEC
76ms
SRV
77ms
Total
1516ms
🕐 Scan History
Scanned AtDurationRecordsDNSSEC
2026-09-03 10:52:54 1516ms 2 NS 1 A 3 MX 🔒 Secure View
2026-08-09 12:23:24 1499ms 2 NS 1 A 3 MX 🔒 Secure View
2026-07-03 12:55:02 805ms 2 NS 1 A 3 MX 🔒 Secure View
2026-06-26 16:23:25 813ms 2 NS 1 A 3 MX 🔒 Secure View
2026-06-25 06:42:31 949ms 2 NS 1 A 3 MX 🔒 Secure View
2026-06-20 02:26:12 3001ms 2 NS 1 A 3 MX 🔒 Secure View
2026-06-17 14:42:09 1201ms 2 NS 1 A 3 MX 🔒 Secure View
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