systemnet.dk
Last scanned: 2026-08-27 14:52:59  ·  755ms total
⬇ Zone File 📜 Record History ⚡ Scan Now
🖥️ Nameservers2 records   60ms
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   61ms
IPTTLPTRASNISP / OrgCIDRCountryCity
95.154.52.102 600s mail.systemnet.dk
mailin.systemnet.dk		 AS39642 Sinal A/S 95.154.0.0/18 🇩🇰 Denmark Sønderborg
📧 MX Records2 records   63ms
PriorityTTLMail ServerIP addressesPTRASN
10 600s mailin.systemnet.dk 95.154.52.102
95.154.52.102		 mailin.systemnet.dk
mail.systemnet.dk		 AS39642 Sinal A/S
AS39642 Sinal A/S
20 600s mail.systemnet.dk 95.154.52.102
95.154.52.102		 mailin.systemnet.dk
mail.systemnet.dk		 AS39642 Sinal A/S
AS39642 Sinal A/S
📧 Autodiscover / Autoconfig
ServiceCNAME / IP
🔷 Autodiscoversystemnet.dk → 95.154.52.102
🔷 AAAA Records (IPv6)
✗ No AAAA records — IPv6 not configured
🔐 HTTPS Records
✗ No HTTPS RR — no SVCB/HTTPS service binding
📝 TXT Records1 records   195ms
TXT Record
v=spf1 include:_custspf.one.com ~all
✉️ SPF
PolicyRecord (systemnet.dk)
~all (soft fail) v=spf1 include:_custspf.one.com ~all
📨 DMARC
PolicyRecord (_dmarc.systemnet.dk)
p=quarantine v=DMARC1; p=quarantine; rua=mailto:postmaster@systemnet.dk; ruf=mailto:postmaster@systemnet.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)
🔐 DNSSEC94ms
CheckResult
Validation Status🔒 Secure
AD Flag (resolver validates)✓ Set
DS Record✓ Found
DNSKEY Record✓ Found
Flagsfully validated
🏷️ SOA0ms
FieldValue
Serial2026081101
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
60ms
A
61ms
MX
63ms
AAAA
61ms
TXT
195ms
CAA
60ms
HTTPS
57ms
TLSA
69ms
SOA
0ms
MTA-STS
75ms
DNSSEC
94ms
SRV
82ms
Total
755ms
🕐 Scan History
Scanned AtDurationRecordsDNSSEC
2026-08-27 14:52:59 755ms 2 NS 1 A 2 MX 🔒 Secure View
2026-08-13 16:20:32 3073ms 2 NS 1 A 2 MX 🔒 Secure View
2026-07-22 03:38:02 5326ms 2 NS 1 A 2 MX 🔒 Secure View
2026-07-18 10:20:00 810ms 2 NS 1 A 2 MX 🔒 Secure View
2026-07-17 08:47:26 780ms 2 NS 1 A 2 MX 🔒 Secure View
2026-06-17 14:43:34 1480ms 2 NS 1 A 2 MX 🔒 Secure View
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