3xdev.dk
📜 Historical scan 2026-06-16 12:44:47  ·  ← Latest scan
⬇ Zone File 📜 Record History ⚡ Scan Now
🖥️ Nameservers2 records   42ms
NameserverIP addressesPTRASN / ISP
dan.ns.cloudflare.com — — —
kayleigh.ns.cloudflare.com — — —
🌍 A Records
🌍
No A records found
📧 MX Records1 records   36ms
PriorityTTLMail ServerIP addressesPTRASN
10 — 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
🔷 AAAA Records (IPv6)
✗ No AAAA records — IPv6 not configured
🔐 HTTPS Records
✗ No HTTPS RR — no SVCB/HTTPS service binding
📝 TXT Records1 records   100ms
TXT Record
v=spf1 include:spf.scannet.dk ~all
✉️ SPF
PolicyRecord (3xdev.dk)
~all (soft fail) v=spf1 include:spf.scannet.dk ~all
📨 DMARC
PolicyRecord (_dmarc.3xdev.dk)
p=none (monitor only) v=DMARC1; p=none; rua=mailto:dmarc_agg@vali.email;
📬 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   27ms
Service / OwnerTypeCert association
SMTP _25._tcp.mx.spamfilter.io DANE-EE · SPKI · SHA-256 9A25F05F2E322DABDCC9B7A06AB47A2D…
🔐 DNSSEC116ms
CheckResult
Validation Status🔓 Insecure
AD Flag (resolver validates)✗ Not set
DS Record✗ Not found
DNSKEY Record✗ Not found
Flagsresolution failed: ncache nxrrset
🏷️ SOA37ms
FieldValue
Serial2403394412
Primary NS (MNAME)dan.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
42ms
A
37ms
MX
36ms
AAAA
38ms
TXT
100ms
CAA
35ms
HTTPS
36ms
TLSA
27ms
SOA
37ms
MTA-STS
35ms
DNSSEC
116ms
SRV
0ms
Total
545ms
🕐 Scan History
Scanned AtDurationRecordsDNSSEC
2026-08-28 17:52:33 747ms 2 NS 0 A 1 MX 🔓 Insecure View
2026-08-27 16:25:44 712ms 2 NS 0 A 1 MX 🔓 Insecure View
2026-08-26 04:08:10 973ms 2 NS 0 A 1 MX 🔓 Insecure View
2026-08-22 23:49:34 1479ms 2 NS 0 A 1 MX 🔓 Insecure View
2026-07-03 18:54:09 943ms 2 NS 0 A 1 MX 🔓 Insecure View
2026-07-01 23:31:36 831ms 2 NS 0 A 1 MX 🔓 Insecure View
2026-06-16 12:44:47 545ms 2 NS 0 A 1 MX 🔓 Insecure View
dhd.dk [/] search Domains, Hosts & DNS — .dk zone