semarkit.dk
Last scanned: 2026-08-27 04:20:03  ·  2235ms total
⬇ Zone File 📜 Record History ⚡ Scan Now
🖥️ Nameservers2 records   69ms
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   72ms
IPTTLPTRASNISP / OrgCIDRCountryCity
83.151.155.18 3600s — AS31027 GlobalConnect A/S 83.151.128.0/18 🇩🇰 Denmark —
📧 MX Records1 records   57ms
PriorityTTLMail ServerIP addressesPTRASN
10 43200s mail.semark.dk 83.151.155.18 — AS31027 GlobalConnect A/S
📧 Autodiscover / Autoconfig
ServiceCNAME / IP
🔷 Autodiscoversemarkit.net → 83.151.155.18
🔶 Autoconfigsemarkit.net → 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   211ms
TXT Record
v=spf1 redirect=_spf.semarkit.net
✉️ SPF
PolicyRecord (semarkit.dk)
no all — incomplete SPF v=spf1 redirect=_spf.semarkit.net
📨 DMARC
PolicyRecord (_dmarc.semarkit.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   207ms
FlagsTagValue
0 iodef mailto:info@semarkit.net
0 issue letsencrypt.org
🔏 ACME Challenge
TypeNameValue
CNAME _acme-challenge.semarkit.dk semarkit.net
🔗 TLSA / DANE
✗ No TLSA records — DANE not configured for HTTPS (_443) or MX (_25)
🔐 DNSSEC129ms
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
69ms
A
72ms
MX
57ms
AAAA
41ms
TXT
211ms
CAA
207ms
HTTPS
50ms
TLSA
91ms
SOA
0ms
MTA-STS
88ms
DNSSEC
129ms
SRV
1219ms
Total
2235ms
🕐 Scan History
Scanned AtDurationRecordsDNSSEC
2026-08-27 04:20:03 2235ms 2 NS 1 A 1 MX 🔒 Secure View
2026-08-25 12:51:28 827ms 2 NS 1 A 1 MX 🔒 Secure View
2026-08-14 00:24:03 17171ms 2 NS 1 A 1 MX 🔒 Secure View
2026-08-07 04:48:39 1300ms 2 NS 1 A 1 MX 🔓 Insecure View
2026-07-21 18:28:46 18490ms 2 NS 1 A 1 MX 🔒 Secure View
2026-07-19 11:39:50 979ms 2 NS 1 A 1 MX 🔒 Secure View
2026-07-15 00:30:16 9111ms 2 NS 1 A 1 MX 🔒 Secure View
2026-07-09 01:10:10 16955ms 2 NS 1 A 1 MX 🔒 Secure View
2026-07-03 00:45:31 9743ms 2 NS 1 A 1 MX 🔒 Secure View
2026-06-26 03:14:31 846ms 2 NS 1 A 1 MX 🔒 Secure View
2026-06-18 07:04:38 782ms 2 NS 1 A 1 MX 🔒 Secure View
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