3dom.dk

Records from scan: 2026-10-07 12:18:13  ·  523ms total  ·  last checked 2026-10-16 10:16 (unchanged)
⬇ Zone File 📜 Timeline & History ⚡ Scan Now

3dom.dk is a .dk domain served by 3 nameservers (ns1.e-studio.dk, ns2.e-studio.dk, ns3.e-studio.dk). It was registered on 13 December 2000 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 193.200.90.102 is hosted by Christian Ebsen ApS (AS62121) in Denmark. Mail is handled by mx4.spamfri.dk, mx2.spamfri.dk and 2 more. The zone is not DNSSEC-signed, publishes a DMARC policy and has no IPv6 address. Below are all of its DNS records from our latest scan: nameservers, A/AAAA, MX, TXT, SPF, DMARC, CAA, TLSA/DANE, MTA-STS, SRV and more.

🖥️ Nameservers#

3 records   34ms

🌍 A Records#

1 records   35ms

📧 MX Records#

4 records   25ms

📧 Autodiscover / Autoconfig#

ServiceCNAME / IP
🔷 Autodiscover193.200.90.102
🔶 Autoconfig193.200.90.102

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

🔌 SRV Records#

1 records   53ms
ServicePriorityWeightPortTarget
_autodiscover._tcp 0 0 443 cpanelemaildiscovery.cpanel.net

📝 TXT Records#

1 records   132ms
TXT Record
v=spf1 +a +mx +ip4:193.200.90.102 include:_spf.e-studio.dk ~all

✉️ SPF#

PolicyRecord (3dom.dk)
~all (soft fail) v=spf1 +a +mx +ip4:193.200.90.102 include:_spf.e-studio.dk ~all

📨 DMARC#

PolicyRecord (_dmarc.3dom.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

🧩 Web & zone#

checked 2026-10-08 12:32:25
www CNAME3dom.dk (all on 3dom.dk)
www vs bare domainSame network
3dom.dk: 193.200.90.102 (AS62121)
www.3dom.dk: 193.200.90.102 (AS62121)
WildcardNo

✍️ DKIM keys#

1 found
SelectorCNAMEKey
default — RSA · ~2048 bit

DKIM selectors can't be listed, so we check the common ones (Microsoft 365, Google, Mailchimp, SendGrid, generic). Keys under other selectors aren't shown.

🔎 SPF check#

zone-wide SPF report

DNS lookups: 3/10 · policy: ~all

No problems found

🔏 ACME Challenge#

TypeNameValue
TXT _acme-challenge.3dom.dk BnrxJ8FlsfQGVekKfKZ6SvHrLV60dG_emcmZJGDALwM

🔗 TLSA / DANE#

4 records   69ms
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…
SMTP _25._tcp.mx4.spamfri.dk DANE-EE · SPKI · SHA-256 4EE743A99328AEF5142706CA5FD3AD61…

🔐 DNSSEC#

60ms
CheckResult
Validation Status🔓 Insecure
AD Flag (resolver validates)✗ Not set
DS Record✗ Not found
DNSKEY Record✗ Not found
Flagsunsigned answer

🏷️ SOA#

50ms
FieldValue
Serial2026100672
Primary NS (MNAME)ns1.e-studio.dk
Responsible (RNAME)hostmaster@mailrelay.e-studio.dk
Refresh3600s
Retry1800s
Expire1209600s
Minimum (neg-cache TTL)86400s

📋 Registration#

WHOIS fetched 2026-10-07 12:32:41
FieldValue
Registrardns.services ApS
Registered2000-12-13
Expires2026-12-31 (75d)
📋 WHOIS#

⏱️ Lookup Timing#

NS
34ms
A
35ms
MX
25ms
AAAA
30ms
TXT
132ms
CAA
34ms
HTTPS
31ms
TLSA
69ms
SOA
50ms
MTA-STS
42ms
DNSSEC
60ms
SRV
53ms
Total
523ms

🕐 Scan History#

Scanned AtDurationRecordsDNSSEC
2026-10-07 12:18:13 shown 523ms 3 NS 1 A 4 MX 🔓 Insecure
2026-10-01 09:22:46 533ms 2 NS 1 A 4 MX 🔒 Secure
2026-09-23 21:14:46 795ms 2 NS 1 A 4 MX 🔒 Secure
2026-09-14 06:38:39 874ms 2 NS 1 A 4 MX 🔒 Secure
2026-09-01 02:32:57 799ms 2 NS 1 A 4 MX 🔒 Secure
2026-08-23 03:11:28 4907ms 2 NS 1 A 4 MX 🔒 Secure
2026-08-22 02:48:01 5229ms 2 NS 1 A 4 MX 🔒 Secure
2026-08-12 21:36:16 1028ms 2 NS 1 A 4 MX 🔒 Secure
2026-07-12 19:53:31 1025ms 2 NS 1 A 4 MX 🔒 Secure
2026-06-22 22:25:31 1395ms 2 NS 1 A 4 MX 🔒 Secure
2026-06-16 12:41:12 1031ms 2 NS 1 A 4 MX 🔒 Secure
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