realtimesystem.dk
Last scanned: 2026-09-02 08:58:03  ·  1007ms total
⬇ Zone File 📜 Record History ⚡ Scan Now
🖥️ Nameservers3 records   53ms
NameserverIP addressesPTRASN / ISP
ns1.simply.com 2a02:2339:1:15c::4562:4562
91.197.248.78		 ns1.simply.com
ns1.simply.com		 AS48854 team.blue Denmark A/S
AS48854 team.blue Denmark A/S
ns2.simply.com 185.25.141.15
2a02:2339:4006:101::4562:4562		 ns2.simply.com
ns2.simply.com		 AS48854 team.blue Denmark A/S
AS48854 team.blue Denmark A/S
ns3.simply.com 91.197.248.79 ns3.simply.com AS48854 team.blue Denmark A/S
🌍 A Records1 records   52ms
IPTTLPTRASNISP / OrgCIDRCountryCity
37.27.212.226 600s static.226.212.27.37.clients.your-server.de AS24940 Hetzner Online GmbH 37.27.0.0/16 🇫🇮 Finland Helsinki
📧 MX Records1 records   43ms
PriorityTTLMail ServerIP addressesPTRASN
10 600s mail.realtimesystem.dk 37.27.212.226 static.226.212.27.37.clients.your-server.de AS24940 Hetzner Online GmbH
📧 Autodiscover / Autoconfig
ServiceCNAME / IP
🔷 Autodiscoverrealtimesystem.dk → 37.27.212.226
🔶 Autoconfigrealtimesystem.dk → 37.27.212.226
🔷 AAAA Records (IPv6)
✗ No AAAA records — IPv6 not configured
🔐 HTTPS Records
✗ No HTTPS RR — no SVCB/HTTPS service binding
📝 TXT Records1 records   238ms
TXT Record
v=spf1 a:mail.realtimesystem.dk include:spf.ymlp.com -all include:servers.mcsv.net ?all
✉️ SPF
PolicyRecord (realtimesystem.dk)
-all (hard fail) v=spf1 a:mail.realtimesystem.dk include:spf.ymlp.com -all include:servers.mcsv.net ?all
📨 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
🔏 ACME Challenge
TypeNameValue
CNAME _acme-challenge.realtimesystem.dk realtimesystem.dk
🔗 TLSA / DANE
✗ No TLSA records — DANE not configured for HTTPS (_443) or MX (_25)
🔐 DNSSEC110ms
CheckResult
Validation Status🔒 Secure
AD Flag (resolver validates)✓ Set
DS Record✓ Found
DNSKEY Record✓ Found
Flagsfully validated
🏷️ SOA0ms
FieldValue
Serial2024121501
Primary NS (MNAME)ns1.simply.com
Responsible (RNAME)hostmaster@simply.com
Refresh14400s
Retry3600s
Expire1209600s
Minimum (neg-cache TTL)3600s
📋 Registration
✗ No registration data — collected automatically when SOA serial changes
📋 WHOIS
⏱️ Lookup Timing
NS
53ms
A
52ms
MX
43ms
AAAA
49ms
TXT
238ms
CAA
67ms
HTTPS
70ms
TLSA
112ms
SOA
0ms
MTA-STS
83ms
DNSSEC
110ms
SRV
92ms
Total
1007ms
🕐 Scan History
Scanned AtDurationRecordsDNSSEC
2026-09-02 08:58:03 1007ms 3 NS 1 A 1 MX 🔒 Secure View
2026-08-27 01:14:43 739ms 3 NS 1 A 1 MX 🔒 Secure View
2026-06-20 05:53:44 597ms 3 NS 1 A 1 MX 🔒 Secure View
2026-06-19 18:26:17 694ms 3 NS 1 A 1 MX 🔒 Secure View
2026-06-17 20:33:55 612ms 3 NS 1 A 1 MX 🔒 Secure View
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