sysdem.dk
Last scanned: 2026-08-27 21:14:11  ·  598ms total
⬇ Zone File 📜 Record History ⚡ Scan Now
🖥️ Nameservers4 records   39ms
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
ns4.simply.com 91.197.248.80 ns4.simply.com AS48854 team.blue Denmark A/S
🌍 A Records1 records   42ms
IPTTLPTRASNISP / OrgCIDRCountryCity
195.215.242.147 3600s — AS3292 TDC Holding A/S 195.215.0.0/16 🇩🇰 Denmark Copenhagen
📧 MX Records1 records   42ms
PriorityTTLMail ServerIP addressesPTRASN
10 3600s mail-gw.informativ.dk 195.215.242.148 efa-gw.informativ.dk AS3292 TDC Holding A/S
📧 Autodiscover / Autoconfig
ServiceCNAME / IP
🔷 Autodiscover195.215.242.147
🔶 Autoconfig195.215.242.147
🔷 AAAA Records (IPv6)
✗ No AAAA records — IPv6 not configured
🔐 HTTPS Records
✗ No HTTPS RR — no SVCB/HTTPS service binding
📝 TXT Records1 records   152ms
TXT Record
google-site-verification=7xDmHSwBS0HY7TAYPDVUgb4p_blU4rrK-d4z3VwtPdU
✉️ 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)
🔐 DNSSEC84ms
CheckResult
Validation Status🔒 Secure
AD Flag (resolver validates)✓ Set
DS Record✓ Found
DNSKEY Record✓ Found
Flagsfully validated
🏷️ SOA0ms
FieldValue
Serial2024020800
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
39ms
A
42ms
MX
42ms
AAAA
50ms
TXT
152ms
CAA
52ms
HTTPS
38ms
TLSA
61ms
SOA
0ms
MTA-STS
53ms
DNSSEC
84ms
SRV
62ms
Total
598ms
🕐 Scan History
Scanned AtDurationRecordsDNSSEC
2026-08-27 21:14:11 598ms 4 NS 1 A 1 MX 🔒 Secure View
2026-07-02 15:25:35 671ms 4 NS 1 A 1 MX 🔒 Secure View
2026-06-25 01:51:57 1585ms 4 NS 1 A 1 MX 🔒 Secure View
2026-06-23 03:59:26 1023ms 0 NS 0 A 0 MX ❓ Unknown View
2026-06-20 04:20:27 5305ms 4 NS 1 A 1 MX 🔒 Secure View
2026-06-18 10:39:12 2496ms 4 NS 1 A 1 MX 🔒 Secure View
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