cnrdev.dk
📜 Historical scan 2026-06-16 21:50:27  ·  ← Latest scan
⬇ Zone File 📜 Record History ⚡ Scan Now
🖥️ Nameservers2 records   246ms
NameserverIP addressesPTRASN / ISP
alan.ns.cloudflare.com — — —
brit.ns.cloudflare.com — — —
🌍 A Records
🌍
No A records found
📧 MX Records2 records   155ms
PriorityTTLMail ServerIP addressesPTRASN
10 — in1-smtp.messagingengine.com 103.168.172.216
103.168.172.217
103.168.172.218
103.168.172.219
103.168.172.220
103.168.172.221
103.168.172.222
103.168.172.223		 phl-mx-01.messagingengine.com
phl-mx-02.messagingengine.com
phl-mx-03.messagingengine.com
phl-mx-04.messagingengine.com
phl-mx-05.messagingengine.com
phl-mx-06.messagingengine.com
phl-mx-07.messagingengine.com
phl-mx-08.messagingengine.com		 AS151847 Fastmail Pty Ltd
AS151847 Fastmail Pty Ltd
AS151847 Fastmail Pty Ltd
AS151847 Fastmail Pty Ltd
AS151847 Fastmail Pty Ltd
AS151847 Fastmail Pty Ltd
AS151847 Fastmail Pty Ltd
AS151847 Fastmail Pty Ltd
20 — in2-smtp.messagingengine.com 202.12.124.216
202.12.124.217
202.12.124.218
202.12.124.219		 stl-mx-01.messagingengine.com
stl-mx-02.messagingengine.com
stl-mx-03.messagingengine.com
stl-mx-04.messagingengine.com		 AS151847 Fastmail Pty Ltd
AS151847 Fastmail Pty Ltd
AS151847 Fastmail Pty Ltd
AS151847 Fastmail Pty Ltd
🔷 AAAA Records (IPv6)
✗ No AAAA records — IPv6 not configured
🔐 HTTPS Records
✗ No HTTPS RR — no SVCB/HTTPS service binding
📝 TXT Records1 records   465ms
TXT Record
v=spf1 include:spf.messagingengine.com ?all
✉️ SPF
PolicyRecord (cnrdev.dk)
?all (neutral) v=spf1 include:spf.messagingengine.com ?all
📨 DMARC
PolicyRecord (_dmarc.cnrdev.dk)
p=none (monitor only) v=DMARC1; p=none;
📬 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)
🔐 DNSSEC426ms
CheckResult
Validation Status🔓 Insecure
AD Flag (resolver validates)✗ Not set
DS Record✗ Not found
DNSKEY Record✗ Not found
Flagsresolution failed: ncache nxrrset
🏷️ SOA271ms
FieldValue
Serial2403304836
Primary NS (MNAME)alan.ns.cloudflare.com
Responsible (RNAME)dns@cloudflare.com
Refresh10000s
Retry2400s
Expire604800s
Minimum (neg-cache TTL)1800s
📋 Registration
✗ No registration data — collected automatically when SOA serial changes
📋 WHOIS
⏱️ Lookup Timing
NS
246ms
A
274ms
MX
155ms
AAAA
244ms
TXT
465ms
CAA
298ms
HTTPS
351ms
TLSA
204ms
SOA
271ms
MTA-STS
305ms
DNSSEC
426ms
SRV
0ms
Total
2486ms
🕐 Scan History
Scanned AtDurationRecordsDNSSEC
2026-08-31 15:30:04 2208ms 2 NS 0 A 2 MX 🔓 Insecure View
2026-08-29 21:26:22 5156ms 2 NS 0 A 2 MX 🔓 Insecure View
2026-08-28 02:17:02 1598ms 2 NS 0 A 2 MX 🔓 Insecure View
2026-08-27 08:14:23 994ms 2 NS 0 A 2 MX 🔓 Insecure View
2026-07-22 18:16:10 3035ms 2 NS 0 A 2 MX 🔓 Insecure View
2026-07-01 23:13:12 2872ms 2 NS 0 A 2 MX 🔓 Insecure View
2026-06-16 21:50:27 2486ms 2 NS 0 A 2 MX 🔓 Insecure View
2026-06-16 21:30:03 1056ms 2 NS 0 A 2 MX 🔓 Insecure View
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