senserious.dk
Last scanned: 2026-08-31 20:02:56  ·  707ms total
⬇ Zone File 📜 Record History ⚡ Scan Now
🖥️ Nameservers2 records   55ms
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   68ms
IPTTLPTRASNISP / OrgCIDRCountryCity
193.106.165.100 43200s 193-106-165-100.ip4.fiberby.net AS42541 Fiberby ApS 193.106.164.0/22 🇩🇰 Denmark —
📧 MX Records1 records   52ms
PriorityTTLMail ServerIP addressesPTRASN
10 43200s mail.senserious.dk 193.106.165.100 193-106-165-100.ip4.fiberby.net AS42541 Fiberby ApS
📧 Autodiscover / Autoconfig
ServiceCNAME / IP
🔷 Autodiscover193.106.165.100
🔶 Autoconfig193.106.165.100
🔷 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)
🔐 DNSSEC114ms
CheckResult
Validation Status🔒 Secure
AD Flag (resolver validates)✓ Set
DS Record✓ Found
DNSKEY Record✓ Found
Flagsfully validated
🏷️ SOA0ms
FieldValue
Serial2026032501
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
55ms
A
68ms
MX
52ms
AAAA
38ms
TXT
212ms
CAA
72ms
HTTPS
60ms
TLSA
167ms
SOA
0ms
MTA-STS
90ms
DNSSEC
114ms
SRV
102ms
Total
707ms
🕐 Scan History
Scanned AtDurationRecordsDNSSEC
2026-08-31 20:02:56 707ms 2 NS 1 A 1 MX 🔒 Secure View
2026-08-26 22:23:53 715ms 2 NS 1 A 1 MX 🔒 Secure View
2026-08-21 15:14:22 5226ms 2 NS 1 A 1 MX 🔒 Secure View
2026-06-19 22:04:30 4542ms 2 NS 1 A 1 MX 🔒 Secure View
2026-06-18 05:26:10 687ms 2 NS 1 A 1 MX 🔒 Secure View
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