zenco.dk
Last scanned: 2026-08-28 00:23:42  ·  651ms total
⬇ Zone File 📜 Record History ⚡ Scan Now
🖥️ Nameservers3 records   54ms
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 Records
🌍
No A records found
📧 MX Records1 records   43ms
PriorityTTLMail ServerIP addressesPTRASN
10 3600s mx.spamfilter.io 46.36.212.34
46.36.212.36
46.36.212.37
46.36.212.38
89.188.78.64
89.188.78.65
89.188.78.66
94.231.106.12		 node4.spamfilter.io
node8.spamfilter.io
node6.spamfilter.io
node7.spamfilter.io
node3.spamfilter.io
node9.spamfilter.io
node10.spamfilter.io
node2.spamfilter.io		 AS48854 team.blue Denmark A/S
AS48854 team.blue Denmark A/S
AS48854 team.blue Denmark A/S
AS48854 team.blue Denmark A/S
AS48854 team.blue Denmark A/S
AS48854 team.blue Denmark A/S
AS48854 team.blue Denmark A/S
AS48854 team.blue Denmark A/S
📧 Autodiscover / Autoconfig
ServiceCNAME / IP
🔷 Autodiscoverautodiscoverredirect.webexchange.nu → 212.237.249.80
🔷 AAAA Records (IPv6)
✗ No AAAA records — IPv6 not configured
🔐 HTTPS Records
✗ No HTTPS RR — no SVCB/HTTPS service binding
📝 TXT Records
📝
No TXT records found
✉️ 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 / DANE1 records   126ms
Service / OwnerTypeCert association
SMTP _25._tcp.mx.spamfilter.io DANE-EE · SPKI · SHA-256 9A25F05F2E322DABDCC9B7A06AB47A2D…
🔐 DNSSEC84ms
CheckResult
Validation Status🔒 Secure
AD Flag (resolver validates)✓ Set
DS Record✓ Found
DNSKEY Record✓ Found
Flagsresolution failed: ncache nxrrset
🏷️ SOA0ms
FieldValue
Serial2026080702
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
54ms
A
47ms
MX
43ms
AAAA
33ms
TXT
143ms
CAA
42ms
HTTPS
44ms
TLSA
126ms
SOA
0ms
MTA-STS
51ms
DNSSEC
84ms
SRV
51ms
Total
651ms
🕐 Scan History
Scanned AtDurationRecordsDNSSEC
2026-08-28 00:23:42 651ms 3 NS 0 A 1 MX 🔒 Secure View
2026-08-07 17:33:38 1188ms 3 NS 0 A 1 MX 🔒 Secure View
2026-07-31 06:41:15 8755ms 1 NS 0 A 0 MX ❓ Unknown View
2026-07-28 02:28:01 699ms 1 NS 0 A 0 MX ❓ Unknown View
2026-07-27 01:34:42 656ms 1 NS 0 A 0 MX ❓ Unknown View
2026-07-26 01:07:54 774ms 1 NS 0 A 0 MX ❓ Unknown View
2026-07-25 01:02:13 699ms 1 NS 0 A 0 MX ❓ Unknown View
2026-07-24 00:26:23 1583ms 1 NS 0 A 0 MX ❓ Unknown View
2026-07-23 00:16:00 691ms 1 NS 0 A 0 MX ❓ Unknown View
2026-07-21 15:35:16 774ms 1 NS 0 A 0 MX ❓ Unknown View
2026-07-20 13:22:28 701ms 1 NS 0 A 0 MX ❓ Unknown View
2026-07-19 06:00:27 958ms 1 NS 0 A 0 MX ❓ Unknown View
2026-07-17 23:24:02 828ms 1 NS 0 A 0 MX ❓ Unknown View
2026-07-16 14:22:39 2649ms 1 NS 0 A 0 MX ❓ Unknown View
2026-07-14 06:39:45 2656ms 1 NS 0 A 0 MX ❓ Unknown View
2026-07-09 03:21:04 9164ms 1 NS 0 A 0 MX ❓ Unknown View
2026-07-05 02:59:27 2298ms 1 NS 0 A 0 MX ❓ Unknown View
2026-07-04 02:59:23 1083ms 1 NS 0 A 0 MX ❓ Unknown View
2026-07-03 04:35:00 549ms 1 NS 0 A 0 MX ❓ Unknown View
2026-06-26 04:26:23 1685ms 2 NS 1 A 1 MX 🔒 Secure View
2026-06-25 17:57:46 5779ms 2 NS 1 A 1 MX 🔒 Secure View
2026-06-19 20:06:57 1128ms 2 NS 1 A 1 MX 🔒 Secure View
2026-06-17 15:34:02 645ms 2 NS 1 A 1 MX 🔒 Secure View
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