it-datateknik.dk
Last scanned: 2026-08-26 14:51:54  ·  1150ms total
⬇ Zone File 📜 Record History ⚡ Scan Now
🖥️ Nameservers3 records   77ms
NameserverIP addressesPTRASN / ISP
ns4.dns-123.net 35.198.132.83 83.132.198.35.bc.googleusercontent.com AS396982 Google LLC
ns5.dns-123.net 35.187.184.173 173.184.187.35.bc.googleusercontent.com AS396982 Google LLC
ns6.dns-123.net 35.228.54.1 1.54.228.35.bc.googleusercontent.com AS396982 Google LLC
🌍 A Records1 records   49ms
IPTTLPTRASNISP / OrgCIDRCountryCity
5.186.164.157 7200s server7157.serverpark.dk AS44869 FIBIA P/S 5.186.0.0/16 🇩🇰 Denmark Frederiksberg
📧 MX Records2 records   78ms
PriorityTTLMail ServerIP addressesPTRASN
10 7200s 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 7200s 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
📧 Autodiscover / Autoconfig
ServiceCNAME / IP
🔷 Autodiscover5.186.164.157
🔶 Autoconfig5.186.164.157
🔷 AAAA Records (IPv6)
✗ No AAAA records — IPv6 not configured
🔐 HTTPS Records
✗ No HTTPS RR — no SVCB/HTTPS service binding
📝 TXT Records2 records   393ms
TXT Record
protonmail-verification=f594f9d44dc01b8d30e1a1d9400fc00174cd2bc8
v=spf1 include:_spf.protonmail.ch ~all
✉️ SPF
PolicyRecord (it-datateknik.dk)
~all (soft fail) v=spf1 include:_spf.protonmail.ch ~all
📨 DMARC
PolicyRecord (_dmarc.it-datateknik.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   201ms
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 76BB66711DA416433CA890A5B2E5A053…
SMTP _25._tcp.mailsec.protonmail.ch DANE-EE · SPKI · SHA-256 6111A5698D23C89E09C36FF833C1487E…
🔐 DNSSEC95ms
CheckResult
Validation Status🔒 Secure
AD Flag (resolver validates)✓ Set
DS Record✓ Found
DNSKEY Record✓ Found
Flagsfully validated
🏷️ SOA0ms
FieldValue
Serial2025010601
Primary NS (MNAME)ns4.dns-123.net
Responsible (RNAME)admin@dns-123.net
Refresh28800s
Retry7200s
Expire604800s
Minimum (neg-cache TTL)300s
📋 Registration
✗ No registration data — collected automatically when SOA serial changes
📋 WHOIS
⏱️ Lookup Timing
NS
77ms
A
49ms
MX
78ms
AAAA
75ms
TXT
393ms
CAA
81ms
HTTPS
83ms
TLSA
201ms
SOA
0ms
MTA-STS
97ms
DNSSEC
95ms
SRV
149ms
Total
1150ms
🕐 Scan History
Scanned AtDurationRecordsDNSSEC
2026-08-26 14:51:54 1150ms 3 NS 1 A 2 MX 🔒 Secure View
2026-06-23 15:42:48 2643ms 3 NS 1 A 2 MX 🔒 Secure View
2026-06-22 11:16:19 904ms 0 NS 0 A 0 MX ❓ Unknown View
2026-06-21 12:50:35 1028ms 0 NS 0 A 0 MX ❓ Unknown View
2026-06-20 05:30:02 1622ms 3 NS 1 A 2 MX 🔒 Secure View
2026-06-17 21:01:06 812ms 3 NS 1 A 2 MX 🔒 Secure View
dhd.dk [/] search Domains, Hosts & DNS — .dk zone