externalmailfilter.dk
Last scanned: 2026-08-27 01:12:42  ·  2363ms total
⬇ Zone File 📜 Record History ⚡ Scan Now
🖥️ Nameservers2 records   32ms
🌍 A Records1 records   39ms
📧 MX Records1 records   909ms
🔷 AAAA Records (IPv6)1 records   47ms
🔐 HTTPS Records
✗ No HTTPS RR — no SVCB/HTTPS service binding
📝 TXT Records1 records   144ms
TXT Record
v=spf1 include:spf.imapserver.dk -all
✉️ SPF
PolicyRecord (externalmailfilter.dk)
-all (hard fail) v=spf1 include:spf.imapserver.dk -all
📨 DMARC
✗ No DMARC record — mail spoofing not restricted
📬 MTA-STS
✗ No MTA-STS policy — SMTP TLS not enforced
📈 TLSRPT
✗ No TLSRPT record — no SMTP TLS failure reporting
📜 CAA Records2 records   45ms
FlagsTagValue
0 iodef mailto:noc@oemhost.net
128 issue letsencrypt.org
🔗 TLSA / DANE12 records   880ms
Service / OwnerTypeCert association
SMTP _25._tcp.mail12.imapserver.dk DANE-TA · SPKI · SHA-256 B3FB5D00E994CDDF2CC9A4EEA9F806BC…
SMTP _25._tcp.mail12.imapserver.dk DANE-TA · SPKI · SHA-256 CBBC559B44D524D6A132BDAC672744DA…
SMTP _25._tcp.mail12.imapserver.dk DANE-TA · SPKI · SHA-256 6EBCEFB4210B088654A38B03FEA3D7D1…
SMTP _25._tcp.mail12.imapserver.dk DANE-TA · SPKI · SHA-256 F1647A5EE3EFAC54C892E930584FE479…
SMTP _25._tcp.mail12.imapserver.dk DANE-TA · SPKI · SHA-256 2E8307068B6DB620E4A39D068B5DEE5D…
SMTP _25._tcp.mail12.imapserver.dk DANE-TA · SPKI · SHA-256 919C0DF7A787B597ED056ACE654B1DE9…
SMTP _25._tcp.mail12.imapserver.dk DANE-TA · SPKI · SHA-256 F1440A9B76E1E41E53A4CB461329BF63…
SMTP _25._tcp.mail12.imapserver.dk DANE-TA · SPKI · SHA-256 A698A20824BE04E47A1A33C4FA488731…
SMTP _25._tcp.mail12.imapserver.dk DANE-TA · SPKI · SHA-256 025490860B498AB73C6A12F27A49AD5F…
SMTP _25._tcp.mail12.imapserver.dk DANE-TA · SPKI · SHA-256 885BF0572252C6741DC9A52F5044487F…
SMTP _25._tcp.mail12.imapserver.dk DANE-TA · SPKI · SHA-256 9D637B3D27A9E570D07607B9CCADB80A…
SMTP _25._tcp.mail12.imapserver.dk DANE-TA · SPKI · SHA-256 51AAA87D984B559AC69E929F888A022D…
🔐 DNSSEC1000ms
CheckResult
Validation Status🔒 Secure
AD Flag (resolver validates)✓ Set
DS Record✓ Found
DNSKEY Record✓ Found
Flagsfully validated
🏷️ SOA0ms
FieldValue
Serial2025062496
Primary NS (MNAME)ns1.oemhost.net
Responsible (RNAME)hostmaster@oemhost.net
Refresh14400s
Retry3600s
Expire2419200s
Minimum (neg-cache TTL)43200s
📋 Registration
✗ No registration data — collected automatically when SOA serial changes
📋 WHOIS
⏱️ Lookup Timing
NS
32ms
A
39ms
MX
909ms
AAAA
47ms
TXT
144ms
CAA
45ms
HTTPS
44ms
TLSA
880ms
SOA
0ms
MTA-STS
98ms
DNSSEC
1000ms
SRV
904ms
Total
2363ms
🕐 Scan History
Scanned AtDurationRecordsDNSSEC
2026-08-27 01:12:42 2363ms 2 NS 1 A 1 MX 🔒 Secure View
2026-08-23 13:55:18 3724ms 2 NS 1 A 1 MX 🔒 Secure View
2026-08-17 02:10:39 4878ms 2 NS 1 A 1 MX 🔒 Secure View
2026-08-03 22:57:27 1754ms 2 NS 1 A 1 MX 🔒 Secure View
2026-08-02 14:22:49 9280ms 2 NS 1 A 1 MX 🔒 Secure View
2026-07-25 12:25:45 1672ms 2 NS 1 A 1 MX 🔒 Secure View
2026-07-12 03:34:41 1669ms 2 NS 1 A 1 MX 🔒 Secure View
2026-07-03 20:27:57 791ms 2 NS 1 A 1 MX 🔒 Secure View
2026-07-02 12:59:12 1740ms 2 NS 1 A 1 MX 🔒 Secure View
2026-06-24 18:46:54 2166ms 2 NS 1 A 1 MX 🔒 Secure View
2026-06-20 03:48:47 2704ms 2 NS 1 A 1 MX 🔒 Secure View
2026-06-17 09:09:54 2146ms 2 NS 1 A 1 MX 🔒 Secure View
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