comsys.dk
📜 Historical scan 2026-06-16 22:00:08  ·  ← Latest scan
⬇ Zone File 📜 Record History ⚡ Scan Now
🖥️ Nameservers4 records   121ms
NameserverIP addressesPTRASN / ISP
ns1.simply.com — — —
ns2.simply.com — — —
ns3.simply.com — — —
ns4.simply.com — — —
🌍 A Records1 records   101ms
IPTTLPTRASNISP / OrgCIDRCountryCity
93.191.156.92 — linux214.unoeuro.com AS48854 team.blue Denmark A/S 93.191.152.0/21 🇩🇰 Denmark —
📧 MX Records1 records   100ms
PriorityTTLMail ServerIP addressesPTRASN
10 — mx.simply.com 94.231.106.20 mx.simply.com AS48854 team.blue Denmark A/S
🔷 AAAA Records (IPv6)
✗ No AAAA records — IPv6 not configured
🔐 HTTPS Records
✗ No HTTPS RR — no SVCB/HTTPS service binding
📝 TXT Records1 records   222ms
TXT Record
v=spf1 include:spf.simply.com ~all
✉️ SPF
PolicyRecord (comsys.dk)
~all (soft fail) v=spf1 include:spf.simply.com ~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
🔗 TLSA / DANE2 records   47ms
Service / OwnerTypeCert association
SMTP _25._tcp.mx.simply.com DANE-EE · SPKI · SHA-256 97A3BA009F39C761BFFB6574340E8138…
SMTP _25._tcp.mx.simply.com DANE-EE · SPKI · SHA-256 A9D603AF4D7ED6B9246B4B68500CD6F2…
🔐 DNSSEC217ms
CheckResult
Validation Status🔒 Secure
AD Flag (resolver validates)✓ Set
DS Record✓ Found
DNSKEY Record✓ Found
Flagsfully validated
🏷️ SOA93ms
FieldValue
Serial2025042300
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
121ms
A
101ms
MX
100ms
AAAA
112ms
TXT
222ms
CAA
112ms
HTTPS
119ms
TLSA
47ms
SOA
93ms
MTA-STS
93ms
DNSSEC
217ms
SRV
0ms
Total
589ms
🕐 Scan History
Scanned AtDurationRecordsDNSSEC
2026-08-27 21:09:20 517ms 4 NS 1 A 1 MX 🔒 Secure View
2026-08-27 00:47:56 676ms 4 NS 1 A 1 MX 🔒 Secure View
2026-06-28 00:51:51 1844ms 4 NS 1 A 1 MX 🔒 Secure View
2026-06-27 06:41:10 822ms 4 NS 1 A 1 MX 🔒 Secure View
2026-06-19 14:27:17 716ms 4 NS 1 A 1 MX 🔒 Secure View
2026-06-17 01:04:07 44514ms 0 NS 0 A 0 MX ❓ Unknown View
2026-06-16 22:23:43 1491ms 4 NS 1 A 1 MX 🔒 Secure View
2026-06-16 22:03:59 418ms 4 NS 1 A 1 MX 🔒 Secure View
2026-06-16 22:00:08 589ms 4 NS 1 A 1 MX 🔒 Secure View
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