d-d.dk
Last scanned: 2026-08-31 20:32:04  ·  743ms total
⬇ Zone File 📜 Record History ⚡ Scan Now
🖥️ Nameservers3 records   51ms
🌍 A Records1 records   45ms
📧 MX Records3 records   53ms
📧 Autodiscover / Autoconfig
ServiceCNAME / IP
🔷 Autodiscover195.242.131.32
🔶 Autoconfig195.242.131.32
🔷 AAAA Records (IPv6)
✗ No AAAA records — IPv6 not configured
🔐 HTTPS Records
✗ No HTTPS RR — no SVCB/HTTPS service binding
🔌 SRV Records2 records   66ms
📝 TXT Records1 records   155ms
TXT Record
v=spf1 include:_spf.e-studio.dk include:sendgrid.net -all
✉️ SPF
PolicyRecord (d-d.dk)
-all (hard fail) v=spf1 include:_spf.e-studio.dk include:sendgrid.net -all
📨 DMARC
PolicyRecord (_dmarc.d-d.dk)
p=reject v=DMARC1; p=reject; aspf=s;
📬 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.d-d.dk x_PB1XiuK1B-G7KIlFt_sAxdNvTzT5MFS_7h4xOc424
🔗 TLSA / DANE3 records   83ms
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…
🔐 DNSSEC96ms
CheckResult
Validation Status🔒 Secure
AD Flag (resolver validates)✓ Set
DS Record✓ Found
DNSKEY Record✓ Found
Flagsfully validated
🏷️ SOA0ms
FieldValue
Serial2026080701
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
51ms
A
45ms
MX
53ms
AAAA
49ms
TXT
155ms
CAA
50ms
HTTPS
39ms
TLSA
83ms
SOA
0ms
MTA-STS
72ms
DNSSEC
96ms
SRV
66ms
Total
743ms
🕐 Scan History
Scanned AtDurationRecordsDNSSEC
2026-08-31 20:32:04 743ms 3 NS 1 A 3 MX 🔒 Secure View
2026-08-25 15:41:10 641ms 3 NS 1 A 3 MX 🔒 Secure View
2026-08-08 05:00:38 1495ms 3 NS 1 A 3 MX 🔒 Secure View
2026-06-25 00:27:56 1476ms 3 NS 1 A 3 MX 🔒 Secure View
2026-06-23 05:36:47 954ms 0 NS 0 A 0 MX ❓ Unknown View
2026-06-19 17:04:07 883ms 3 NS 1 A 3 MX 🔒 Secure View
2026-06-16 23:49:39 2289ms 3 NS 1 A 3 MX 🔒 Secure View
2026-06-16 23:31:11 894ms 3 NS 1 A 3 MX 🔒 Secure View
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