heintzelmann.dk
📜 Historical scan 2026-07-08 17:37:50  ·  ← Latest scan
⬇ Zone File 📜 Record History ⚡ Scan Now
🖥️ Nameservers3 records   95ms
🌍 A Records1 records   117ms
📧 MX Records3 records   64ms
📧 Autodiscover / Autoconfig
ServiceCNAME / IP
🔷 Autodiscover193.200.90.178
🔶 Autoconfig193.200.90.178
🔷 AAAA Records (IPv6)
✗ No AAAA records — IPv6 not configured
🔐 HTTPS Records
✗ No HTTPS RR — no SVCB/HTTPS service binding
📝 TXT Records1 records   338ms
TXT Record
v=spf1 +a +mx +ip4:193.200.90.178 include:_spf.e-studio.dk ~all
✉️ SPF
PolicyRecord (heintzelmann.dk)
~all (soft fail) v=spf1 +a +mx +ip4:193.200.90.178 include:_spf.e-studio.dk ~all
📨 DMARC
PolicyRecord (_dmarc.heintzelmann.dk)
p=none (monitor only) v=DMARC1; p=none;
📬 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.heintzelmann.dk msXrDtWKsYSDA6LlcqqIu5HNyOsPeIH7yBiGklsyM0A
🔗 TLSA / DANE3 records   16030ms
Service / OwnerTypeCert association
SMTP _25._tcp.mx1.spamfri.dk DANE-EE · SPKI · SHA-256 884451547A03D0AC2F628D943839BAA6…
SMTP _25._tcp.mx2.spamfri.dk DANE-EE · SPKI · SHA-256 6598C93F79B95376BB8099E9AC862167…
SMTP _25._tcp.mx3.spamfri.dk DANE-EE · SPKI · SHA-256 BBFB0694919290E5BC9D6E2C6F47D846…
🔐 DNSSEC209ms
CheckResult
Validation Status🔒 Secure
AD Flag (resolver validates)✓ Set
DS Record✓ Found
DNSKEY Record✓ Found
Flagsfully validated
🏷️ SOA0ms
FieldValue
Serial2026070601
Primary NS (MNAME)ns1.e-studio.dk
Responsible (RNAME)hostmaster@mailrelay.e-studio.dk
Refresh3600s
Retry1800s
Expire1209600s
Minimum (neg-cache TTL)86400s
📋 Registration
✗ No registration data — collected automatically when SOA serial changes
📋 WHOIS
⏱️ Lookup Timing
NS
95ms
A
117ms
MX
64ms
AAAA
91ms
TXT
338ms
CAA
88ms
HTTPS
111ms
TLSA
16030ms
SOA
0ms
MTA-STS
140ms
DNSSEC
209ms
SRV
16042ms
Total
32850ms
🕐 Scan History
Scanned AtDurationRecordsDNSSEC
2026-08-26 04:48:39 2615ms 3 NS 1 A 3 MX 🔒 Secure View
2026-07-08 17:37:50 32850ms 3 NS 1 A 3 MX 🔒 Secure View
2026-06-29 05:10:41 709ms 3 NS 1 A 3 MX 🔒 Secure View
2026-06-17 11:18:32 1147ms 3 NS 1 A 3 MX 🔒 Secure View
2026-06-17 11:15:36 806ms 3 NS 1 A 3 MX 🔒 Secure View
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