istanbul.dk
Last scanned: 2026-08-24 21:45:19  ·  463ms total
⬇ Zone File 📜 Record History ⚡ Scan Now
🖥️ Nameservers3 records   37ms
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   45ms
IPTTLPTRASNISP / OrgCIDRCountryCity
178.20.216.181 28800s server.cooperante.dk AS21060 Atea A/S 178.20.216.0/23 🇩🇰 Denmark —
📧 MX Records1 records   45ms
PriorityTTLMail ServerIP addressesPTRASN
10 300s server.cooperante.dk 178.20.216.181 server.cooperante.dk AS21060 Atea A/S
📧 Autodiscover / Autoconfig
ServiceCNAME / IP
🔷 Autodiscover178.20.216.181
🔶 Autoconfig178.20.216.181
🔷 AAAA Records (IPv6)
✗ No AAAA records — IPv6 not configured
🔐 HTTPS Records
✗ No HTTPS RR — no SVCB/HTTPS service binding
📝 TXT Records1 records   153ms
TXT Record
google-site-verification=eQA4YakQ7sRGBJNLlsfEdGjI2j-nAmnMGhiI_8Ppqlg
✉️ 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)
🔐 DNSSEC86ms
CheckResult
Validation Status🔓 Insecure
AD Flag (resolver validates)✗ Not set
DS Record✗ Not found
DNSKEY Record✓ Found
Flagsunsigned answer
🏷️ SOA0ms
FieldValue
Serial2026062200
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
37ms
A
45ms
MX
45ms
AAAA
40ms
TXT
153ms
CAA
47ms
HTTPS
54ms
TLSA
51ms
SOA
0ms
MTA-STS
61ms
DNSSEC
86ms
SRV
62ms
Total
463ms
🕐 Scan History
Scanned AtDurationRecordsDNSSEC
2026-08-24 21:45:19 463ms 3 NS 1 A 1 MX 🔓 Insecure View
2026-06-26 12:55:08 670ms 3 NS 1 A 1 MX 🔓 Insecure View
2026-06-24 10:22:50 754ms 3 NS 1 A 1 MX 🔓 Insecure View
2026-06-20 19:00:03 850ms 0 NS 0 A 0 MX ❓ Unknown View
2026-06-18 05:25:32 705ms 2 NS 1 A 1 MX 🔓 Insecure View
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