respons-studier.dk
Last scanned: 2026-09-01 03:32:17  ·  1426ms total
⬇ Zone File 📜 Record History ⚡ Scan Now
🖥️ Nameservers2 records   69ms
🌍 A Records2 records   73ms
IPTTLPTRASNISP / OrgCIDRCountryCity
104.21.93.192 300s AS13335 Cloudflare, Inc. 104.21.0.0/17
172.67.214.6 300s AS13335 Cloudflare, Inc. 172.67.128.0/17
📧 MX Records2 records   129ms
🔷 AAAA Records (IPv6)2 records   140ms
🔐 HTTPS Records1 records   127ms
PriorityTargetSvcParams
1 service . alpn="h3,h2" ipv4hint=104.21.93.192,172.67.214.6 ech=AEX+DQBBvQAgACDtWAvN1eb7hmAIExFDHE2OrFTt16EwrzMI1DHxBK/tTgAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3032::ac43:d606,2606:4700:3033::6815:5dc0
📝 TXT Records2 records   305ms
TXT Record
protonmail-verification=365413ea8a0c215f1ad4fa1161d1979a3dc75a9d
v=spf1 include:_spf.protonmail.ch ~all
✉️ SPF
PolicyRecord (respons-studier.dk)
~all (soft fail) v=spf1 include:_spf.protonmail.ch ~all
📨 DMARC
PolicyRecord (_dmarc.respons-studier.dk)
p=quarantine v=DMARC1; p=quarantine
📬 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
🔏 ACME Challenge
TypeNameValue
TXT _acme-challenge.respons-studier.dk gDbjbpZWPCycFri4f8pXkIAO93rSS5_mJg9jd9s36Ls
TXT _acme-challenge.respons-studier.dk tdV_D5vlPFVd9g7x_osQSzxaw-GiTO8xy2oP9D2iIu4
🔗 TLSA / DANE4 records   208ms
Service / OwnerTypeCert association
SMTP _25._tcp.mail.protonmail.ch DANE-EE · SPKI · SHA-256 76BB66711DA416433CA890A5B2E5A053…
SMTP _25._tcp.mail.protonmail.ch DANE-EE · SPKI · SHA-256 6111A5698D23C89E09C36FF833C1487E…
SMTP _25._tcp.mailsec.protonmail.ch DANE-EE · SPKI · SHA-256 6111A5698D23C89E09C36FF833C1487E…
SMTP _25._tcp.mailsec.protonmail.ch DANE-EE · SPKI · SHA-256 76BB66711DA416433CA890A5B2E5A053…
🔐 DNSSEC220ms
CheckResult
Validation Status🔓 Insecure
AD Flag (resolver validates)✗ Not set
DS Record✗ Not found
DNSKEY Record✗ Not found
Flagsunsigned answer
🏷️ SOA0ms
FieldValue
Serial2413585195
Primary NS (MNAME)april.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
69ms
A
73ms
MX
129ms
AAAA
140ms
TXT
305ms
CAA
108ms
HTTPS
127ms
TLSA
208ms
SOA
0ms
MTA-STS
181ms
DNSSEC
220ms
SRV
162ms
Total
1426ms
🕐 Scan History
Scanned AtDurationRecordsDNSSEC
2026-09-01 03:32:17 1426ms 2 NS 2 A 2 MX 🔓 Insecure View
2026-08-08 04:03:50 1484ms 2 NS 2 A 2 MX 🔓 Insecure View
2026-06-17 14:26:28 2819ms 2 NS 2 A 2 MX 🔓 Insecure View
dhd.dk [/] search Domains, Hosts & DNS — .dk zone