frostudvikling.dk
📜 Historical scan 2026-07-01 23:58:56  ·  ← Latest scan
⬇ Zone File 📜 Record History ⚡ Scan Now
🖥️ Nameservers2 records   41ms
🌍 A Records2 records   32ms
IPTTLPTRASNISP / OrgCIDRCountryCity
104.21.8.49 300s AS13335 Cloudflare, Inc. 104.21.0.0/17
172.67.130.94 300s AS13335 Cloudflare, Inc. 172.67.128.0/17
📧 MX Records3 records   41ms
🔷 AAAA Records (IPv6)2 records   59ms
🔐 HTTPS Records1 records   40ms
PriorityTargetSvcParams
1 service . alpn="h3,h2" ipv4hint=104.21.8.49,172.67.130.94 ech=AEX+DQBBFgAgACCqLV43FeUeqOjID2Vs0XGeDKt8eTBcGZ/6g0ITmkfYewAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3030::6815:831,2606:4700:3031::ac43:825e
📝 TXT Records2 records   184ms
TXT Record
google-site-verification=1sqYAahbtnbj1XIQmPd79ZmHieeriOlH0d9W-6-XfBw
v=spf1 include:_spf.mx.cloudflare.net ~all
✉️ SPF
PolicyRecord (frostudvikling.dk)
~all (soft fail) v=spf1 include:_spf.mx.cloudflare.net ~all
📨 DMARC
PolicyRecord (_dmarc.frostudvikling.dk)
p=none (monitor only) v=DMARC1; p=none; rua=mailto:63f7431ac00244548a01ba432bd934db@dmarc-reports.cloudflare.net
📬 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   110ms
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-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…
🔐 DNSSEC61ms
CheckResult
Validation Status🔓 Insecure
AD Flag (resolver validates)✗ Not set
DS Record✗ Not found
DNSKEY Record✗ Not found
Flagsunsigned answer
🏷️ SOA43ms
FieldValue
Serial2406665552
Primary NS (MNAME)ashley.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
41ms
A
32ms
MX
41ms
AAAA
59ms
TXT
184ms
CAA
50ms
HTTPS
40ms
TLSA
110ms
SOA
43ms
MTA-STS
41ms
DNSSEC
61ms
SRV
50ms
Total
1779ms
🕐 Scan History
Scanned AtDurationRecordsDNSSEC
2026-08-27 19:52:35 1117ms 2 NS 2 A 3 MX 🔓 Insecure View
2026-08-26 06:26:41 1099ms 2 NS 2 A 3 MX 🔓 Insecure View
2026-08-09 15:31:08 8095ms 2 NS 2 A 3 MX 🔓 Insecure View
2026-07-12 04:40:29 2514ms 2 NS 2 A 3 MX 🔓 Insecure View
2026-07-01 23:58:56 1779ms 2 NS 2 A 3 MX 🔓 Insecure View
2026-06-17 09:20:17 2315ms 2 NS 2 A 3 MX 🔓 Insecure View
dhd.dk [/] search Domains, Hosts & DNS — .dk zone