systemit.dk
Last scanned: 2026-09-01 15:03:56  ·  1023ms total
⬇ Zone File 📜 Record History ⚡ Scan Now
🖥️ Nameservers2 records   78ms
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   67ms
IPTTLPTRASNISP / OrgCIDRCountryCity
46.30.211.38 3600s domain-parking.one.com AS51468 One.com A/S 46.30.208.0/21 🇩🇰 Denmark Copenhagen
📧 MX Records2 records   99ms
PriorityTTLMail ServerIP addressesPTRASN
30 3600s onemail.systemit.dk 87.51.50.46 cpe.xe-0-3-0-4097.kornqe30.dk.customer.tdc.net AS3292 TDC Holding A/S
40 7200s unomail.systemit.dk 87.51.50.46 cpe.xe-0-3-0-4097.kornqe30.dk.customer.tdc.net AS3292 TDC Holding A/S
🔷 AAAA Records (IPv6)
✗ No AAAA records — IPv6 not configured
🔐 HTTPS Records
✗ No HTTPS RR — no SVCB/HTTPS service binding
📝 TXT Records1 records   247ms
TXT Record
v=spf1 mx include:unomail.systemit.dk include:duomail.systemit.dk ~all
✉️ SPF
PolicyRecord (systemit.dk)
~all (soft fail) v=spf1 mx include:unomail.systemit.dk include:duomail.systemit.dk ~all
📨 DMARC
PolicyRecord (_dmarc.systemit.dk)
p=none (monitor only) v=DMARC1; p=none; pct=100; rua=mailto:dmarc@systemit.dk
📬 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)
🔐 DNSSEC197ms
CheckResult
Validation Status🔒 Secure
AD Flag (resolver validates)✓ Set
DS Record✓ Found
DNSKEY Record✓ Found
Flagsfully validated
🏷️ SOA0ms
FieldValue
Serial2026090102
Primary NS (MNAME)ns01.one.com
Responsible (RNAME)hostmaster@one.com
Refresh14400s
Retry3600s
Expire1209600s
Minimum (neg-cache TTL)600s
📋 RegistrationWHOIS fetched 2026-07-03 01:58:39
FieldValue
RegistrarONE.COM A/S
Registered2003-10-15
Expires2026-10-31 (51d)
📋 WHOIS
⏱️ Lookup Timing
NS
78ms
A
67ms
MX
99ms
AAAA
115ms
TXT
247ms
CAA
87ms
HTTPS
95ms
TLSA
114ms
SOA
0ms
MTA-STS
98ms
DNSSEC
197ms
SRV
119ms
Total
1023ms
🕐 Scan History
Scanned AtDurationRecordsDNSSEC
2026-09-01 15:03:56 1023ms 2 NS 1 A 2 MX 🔒 Secure View
2026-08-23 17:12:01 1741ms 2 NS 1 A 2 MX 🔒 Secure View
2026-08-07 05:55:50 841ms 2 NS 1 A 2 MX 🔒 Secure View
2026-07-03 01:51:50 1743ms 2 NS 1 A 2 MX 🔒 Secure View
2026-06-25 17:07:58 1969ms 2 NS 1 A 2 MX 🔒 Secure View
2026-06-25 08:33:34 679ms 2 NS 1 A 2 MX 🔒 Secure View
2026-06-22 08:22:54 530ms 2 NS 1 A 2 MX 🔒 Secure View
2026-06-17 13:27:50 1365ms 2 NS 1 A 2 MX 🔒 Secure View
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