smtpfilter.dk
Last scanned: 2026-07-03 02:13:59  ·  1722ms total
⬇ Zone File 📜 Record History ⚡ Scan Now
🖥️ Nameservers3 records   91ms
NameserverIP addressesPTRASN / ISP
helium.ns.hetzner.de 193.47.99.5
2001:67c:192c::add:5		 helium.ns.hetzner.de
helium.ns.hetzner.de		 AS12337 noris network AG
AS12337 noris network AG
hydrogen.ns.hetzner.com 213.133.100.98
2a01:4f8:0:1::add:1098		 hydrogen.ns.hetzner.com
hydrogen.ns.hetzner.com		 AS24940 Hetzner Online GmbH
AS24940 Hetzner Online GmbH
oxygen.ns.hetzner.com 2a01:4f8:0:1::add:2992
88.198.229.192		 oxygen.ns.hetzner.com
oxygen.ns.hetzner.com		 AS24940 Hetzner Online GmbH
AS24940 Hetzner Online GmbH
🌍 A Records1 records   79ms
IPTTLPTRASNISP / OrgCIDRCountryCity
80.209.114.38 3600s 80.209.114.38.static.fibianet.dk AS44869 FIBIA P/S 80.209.0.0/17 🇩🇰 Denmark —
📧 MX Records
📧
No MX records found
📧 Autodiscover / Autoconfig
ServiceCNAME / IP
🔷 Autodiscoversmtpfilter.dk.smtpfilter.dk
🔶 Autoconfigsmtpfilter.dk.smtpfilter.dk
🔷 AAAA Records (IPv6)
✗ No AAAA records — IPv6 not configured
🔐 HTTPS Records
✗ No HTTPS RR — no SVCB/HTTPS service binding
📝 TXT Records
📝
No TXT records found
✉️ SPF
✗ No SPF record — mail spoofing not restricted
📨 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 Records
✗ No CAA records — any CA may issue certificates
🔏 ACME Challenge
TypeNameValue
CNAME _acme-challenge.smtpfilter.dk smtpfilter.dk.smtpfilter.dk
🔗 TLSA / DANE
✗ No TLSA records — DANE not configured for HTTPS (_443) or MX (_25)
🔐 DNSSEC1320ms
CheckResult
Validation Status🔓 Insecure
AD Flag (resolver validates)✗ Not set
DS Record✗ Not found
DNSKEY Record✗ Not found
Flagsunsigned answer
🏷️ SOA88ms
FieldValue
Serial2025122500
Primary NS (MNAME)hydrogen.ns.hetzner.com
Responsible (RNAME)dns@hetzner.com
Refresh86400s
Retry10800s
Expire3600000s
Minimum (neg-cache TTL)3600s
📋 Registration
✗ No registration data — collected automatically when SOA serial changes
📋 WHOIS
⏱️ Lookup Timing
NS
91ms
A
79ms
MX
78ms
AAAA
79ms
TXT
247ms
CAA
68ms
HTTPS
56ms
TLSA
101ms
SOA
88ms
MTA-STS
109ms
DNSSEC
1320ms
SRV
116ms
Total
1722ms
🕐 Scan History
Scanned AtDurationRecordsDNSSEC
2026-07-03 02:13:59 1722ms 3 NS 1 A 0 MX 🔓 Insecure View
2026-06-28 02:13:56 759ms 3 NS 1 A 0 MX 🔓 Insecure View
2026-06-19 22:01:04 808ms 3 NS 1 A 0 MX ⚠️ Bogus View
2026-06-17 14:04:56 2053ms 3 NS 1 A 0 MX 🔓 Insecure View
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