supportsystem.dk
Last scanned: 2026-08-28 01:21:18  ·  1302ms total
⬇ Zone File 📜 Record History ⚡ Scan Now
🖥️ Nameservers2 records   62ms
🌍 A Records2 records   40ms
IPTTLPTRASNISP / OrgCIDRCountryCity
104.21.54.175 300s AS13335 Cloudflare, Inc. 104.21.0.0/17
172.67.168.197 300s AS13335 Cloudflare, Inc. 172.67.128.0/17
📧 MX Records3 records   41ms
📧 Autodiscover / Autoconfig
ServiceCNAME / IP
🔷 Autodiscover104.21.54.175
🔶 Autoconfig172.67.168.197
🔷 AAAA Records (IPv6)2 records   55ms
🔐 HTTPS Records1 records   58ms
PriorityTargetSvcParams
1 service . alpn="h3,h2" ipv4hint=104.21.54.175,172.67.168.197 ech=AEX+DQBBGQAgACAPXO7Y1DOCev7PtFEuNgGpquqxccAADZv09nN/Da31IgAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3031::ac43:a8c5,2606:4700:3035::6815:36af
📝 TXT Records1 records   316ms
TXT Record
v=spf1 include:_spf.mx.cloudflare.net ~all
✉️ SPF
PolicyRecord (supportsystem.dk)
~all (soft fail) v=spf1 include:_spf.mx.cloudflare.net ~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 / DANE9 records   100ms
Service / OwnerTypeCert association
SMTP _25._tcp.route1.mx.cloudflare.net DANE-TA · SPKI · SHA-256 59E738E674221702AF1EDB87C5200C1A…
SMTP _25._tcp.route1.mx.cloudflare.net DANE-EE · SPKI · SHA-256 0F0C6C164A36F97E7B4C5A5B69D6F4F2…
SMTP _25._tcp.route1.mx.cloudflare.net DANE-EE · SPKI · SHA-256 9BE5B7D47F9EFF930C11EB04D27CAE6B…
SMTP _25._tcp.route2.mx.cloudflare.net DANE-TA · SPKI · SHA-256 59E738E674221702AF1EDB87C5200C1A…
SMTP _25._tcp.route2.mx.cloudflare.net DANE-EE · SPKI · SHA-256 0F0C6C164A36F97E7B4C5A5B69D6F4F2…
SMTP _25._tcp.route2.mx.cloudflare.net DANE-EE · SPKI · SHA-256 9BE5B7D47F9EFF930C11EB04D27CAE6B…
SMTP _25._tcp.route3.mx.cloudflare.net DANE-EE · SPKI · SHA-256 0F0C6C164A36F97E7B4C5A5B69D6F4F2…
SMTP _25._tcp.route3.mx.cloudflare.net DANE-EE · SPKI · SHA-256 9BE5B7D47F9EFF930C11EB04D27CAE6B…
SMTP _25._tcp.route3.mx.cloudflare.net DANE-TA · SPKI · SHA-256 59E738E674221702AF1EDB87C5200C1A…
🔐 DNSSEC86ms
CheckResult
Validation Status🔓 Insecure
AD Flag (resolver validates)✗ Not set
DS Record✗ Not found
DNSKEY Record✗ Not found
Flagsunsigned answer
🏷️ SOA0ms
FieldValue
Serial2410986493
Primary NS (MNAME)josephine.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
62ms
A
40ms
MX
41ms
AAAA
55ms
TXT
316ms
CAA
47ms
HTTPS
58ms
TLSA
100ms
SOA
0ms
MTA-STS
87ms
DNSSEC
86ms
SRV
103ms
Total
1302ms
🕐 Scan History
Scanned AtDurationRecordsDNSSEC
2026-08-28 01:21:18 1302ms 2 NS 2 A 3 MX 🔓 Insecure View
2026-08-01 11:22:01 1846ms 2 NS 2 A 3 MX 🔓 Insecure View
2026-07-17 00:31:33 3233ms 2 NS 2 A 3 MX 🔓 Insecure View
2026-06-26 13:19:50 1179ms 2 NS 2 A 3 MX 🔓 Insecure View
2026-06-25 06:09:32 1409ms 2 NS 2 A 3 MX 🔓 Insecure View
2026-06-22 09:21:47 1050ms 0 NS 0 A 0 MX ❓ Unknown View
2026-06-19 14:06:51 1153ms 2 NS 2 A 3 MX 🔓 Insecure View
2026-06-18 05:36:45 5278ms 2 NS 2 A 3 MX 🔓 Insecure View
dhd.dk [/] search Domains, Hosts & DNS — .dk zone