btek.dk
📜 Historical scan 2026-06-16 17:48:02  ·  ← Latest scan
⬇ Zone File 📜 Record History ⚡ Scan Now
🖥️ Nameservers2 records   398ms
NameserverIP addressesPTRASN / ISP
ns.dandomain.dk — — —
ns2.dandomain.dk — — —
🌍 A Records1 records   374ms
IPTTLPTRASNISP / OrgCIDRCountryCity
93.191.158.78 — linux212.dandomain.dk AS48854 team.blue Denmark A/S 93.191.152.0/21 🇩🇰 Denmark —
📧 MX Records2 records   368ms
PriorityTTLMail ServerIP addressesPTRASN
10 — mail.protonmail.ch 176.119.200.128
185.205.70.128
185.70.42.128		 mail.protonmail.ch
mail.protonmail.ch
mail.protonmail.ch		 AS62371 Proton AG
AS62371 Proton AG
AS62371 Proton AG
20 — mailsec.protonmail.ch 176.119.200.129
185.205.70.129
185.70.42.129		 mailsec.protonmail.ch
mailsec.protonmail.ch
mailsec.protonmail.ch		 AS62371 Proton AG
AS62371 Proton AG
AS62371 Proton AG
🔷 AAAA Records (IPv6)
✗ No AAAA records — IPv6 not configured
🔐 HTTPS Records
✗ No HTTPS RR — no SVCB/HTTPS service binding
📝 TXT Records2 records   1035ms
TXT Record
protonmail-verification=886dddf6e7c2dff869cfe73164297d2e23bc5344
v=spf1 include:_spf.protonmail.ch ~all
✉️ SPF
PolicyRecord (btek.dk)
~all (soft fail) v=spf1 include:_spf.protonmail.ch ~all
📨 DMARC
PolicyRecord (_dmarc.btek.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
🔗 TLSA / DANE4 records   312ms
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…
🔐 DNSSEC961ms
CheckResult
Validation Status🔒 Secure
AD Flag (resolver validates)✓ Set
DS Record✓ Found
DNSKEY Record✓ Found
Flagsfully validated
🏷️ SOA370ms
FieldValue
Serial2025092301
Primary NS (MNAME)ns.dandomain.dk
Responsible (RNAME)hostmaster@dandomain.dk
Refresh14400s
Retry3600s
Expire1209600s
Minimum (neg-cache TTL)300s
📋 Registration
✗ No registration data — collected automatically when SOA serial changes
📋 WHOIS
⏱️ Lookup Timing
NS
398ms
A
374ms
MX
368ms
AAAA
364ms
TXT
1035ms
CAA
350ms
HTTPS
380ms
TLSA
312ms
SOA
370ms
MTA-STS
432ms
DNSSEC
961ms
SRV
0ms
Total
3895ms
🕐 Scan History
Scanned AtDurationRecordsDNSSEC
2026-06-29 23:21:50 619ms 2 NS 1 A 2 MX 🔒 Secure View
2026-06-16 17:48:02 3895ms 2 NS 1 A 2 MX 🔒 Secure View
2026-06-16 17:39:25 2304ms 2 NS 1 A 2 MX 🔒 Secure View
2026-06-16 17:31:08 755ms 2 NS 1 A 2 MX 🔒 Secure View
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