6gc.dk
Last scanned: 2026-08-30 12:04:53  ·  3349ms total
⬇ Zone File 📜 Record History ⚡ Scan Now
🖥️ Nameservers2 records   104ms
🌍 A Records2 records   124ms
IPTTLPTRASNISP / OrgCIDRCountryCity
104.21.72.64 300s AS13335 Cloudflare, Inc. 104.21.0.0/17
172.67.175.246 300s AS13335 Cloudflare, Inc. 172.67.128.0/17
📧 MX Records3 records   115ms
🔷 AAAA Records (IPv6)2 records   166ms
🔐 HTTPS Records1 records   113ms
PriorityTargetSvcParams
1 service . alpn="h3,h2" ipv4hint=104.21.72.64,172.67.175.246 ech=AEX+DQBBkQAgACBN60Dn0G1V/kSfekq3+A6F0ajLKKPW0zZkelZB0zV2GAAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3033::ac43:aff6,2606:4700:3037::6815:4840
📝 TXT Records1 records   487ms
TXT Record
v=spf1 include:_spf.mx.cloudflare.net ~all
✉️ SPF
PolicyRecord (6gc.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   279ms
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-EE · SPKI · SHA-256 0F0C6C164A36F97E7B4C5A5B69D6F4F2…
SMTP _25._tcp.route2.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.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…
🔐 DNSSEC365ms
CheckResult
Validation Status🔓 Insecure
AD Flag (resolver validates)✗ Not set
DS Record✗ Not found
DNSKEY Record✗ Not found
Flagsunsigned answer
🏷️ SOA0ms
FieldValue
Serial2413449407
Primary NS (MNAME)ashton.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
104ms
A
124ms
MX
115ms
AAAA
166ms
TXT
487ms
CAA
98ms
HTTPS
113ms
TLSA
279ms
SOA
0ms
MTA-STS
208ms
DNSSEC
365ms
SRV
178ms
Total
3349ms
🕐 Scan History
Scanned AtDurationRecordsDNSSEC
2026-08-30 12:04:53 3349ms 2 NS 2 A 3 MX 🔓 Insecure View
2026-08-16 13:51:48 1939ms 2 NS 2 A 3 MX 🔓 Insecure View
2026-07-03 11:00:45 16037ms 2 NS 2 A 3 MX 🔓 Insecure View
2026-06-22 10:53:05 1560ms 2 NS 2 A 3 MX ❓ Unknown View
2026-06-16 12:38:41 987ms 2 NS 2 A 3 MX 🔓 Insecure View
dhd.dk [/] search Domains, Hosts & DNS — .dk zone