skrotnu.dk
Last scanned: 2026-06-28 00:45:29  ·  1354ms total
⬇ Zone File 📜 Record History ⚡ Scan Now
🖥️ Nameservers2 records   301ms
NameserverIP addressesPTRASN / ISP
ns01.one.com 195.206.121.10 ns01.one.com AS197495 One.com A/S
ns02.one.com
🌍 A Records1 records   300ms
📧 MX Records4 records   194ms
📧 Autodiscover / Autoconfig
ServiceCNAME / IP
🔷 Autodiscover46.30.215.51
🔶 Autoconfig46.30.215.51
🔷 AAAA Records (IPv6)1 records   222ms
🔐 HTTPS Records
✗ No HTTPS RR — no SVCB/HTTPS service binding
📝 TXT Records2 records   531ms
TXT Record
v=spf1 -all
v=spf1 include:_custspf.one.com ~all
✉️ SPF
⚠ Multiple SPF records — RFC 7208 §4.5 violation (receivers must treat this as permerror)
PolicyRecord (skrotnu.dk)
-all (hard fail) v=spf1 -all
~all (soft fail) v=spf1 include:_custspf.one.com ~all
📨 DMARC
PolicyRecord (_dmarc.skrotnu.dk)
p=reject v=DMARC1; p=reject
📬 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
🔗 TLSA / DANE4 records   224ms
Service / OwnerTypeCert association
SMTP _25._tcp.mx1.pub.mailpod11-cph3.one.com DANE-EE · SPKI · SHA-256 00E55642F312E05CDB899B1433EDF47F…
SMTP _25._tcp.mx2.pub.mailpod11-cph3.one.com DANE-EE · SPKI · SHA-256 00E55642F312E05CDB899B1433EDF47F…
SMTP _25._tcp.mx3.pub.mailpod11-cph3.one.com DANE-EE · SPKI · SHA-256 00E55642F312E05CDB899B1433EDF47F…
SMTP _25._tcp.mx4.pub.mailpod11-cph3.one.com DANE-EE · SPKI · SHA-256 00E55642F312E05CDB899B1433EDF47F…
🔐 DNSSEC339ms
CheckResult
Validation Status🔒 Secure
AD Flag (resolver validates)✓ Set
DS Record✓ Found
DNSKEY Record✓ Found
Flagsfully validated
🏷️ SOA226ms
FieldValue
Serial2026061901
Primary NS (MNAME)ns01.one.com
Responsible (RNAME)hostmaster@one.com
Refresh14400s
Retry3600s
Expire1209600s
Minimum (neg-cache TTL)600s
📋 Registration
✗ No registration data — collected automatically when SOA serial changes
📋 WHOIS
⏱️ Lookup Timing
NS
301ms
A
300ms
MX
194ms
AAAA
222ms
TXT
531ms
CAA
224ms
HTTPS
197ms
TLSA
224ms
SOA
226ms
MTA-STS
248ms
DNSSEC
339ms
SRV
324ms
Total
1354ms
🕐 Scan History
Scanned AtDurationRecordsDNSSEC
2026-06-28 00:45:29 1354ms 2 NS 1 A 4 MX 🔒 Secure View
2026-06-21 21:47:21 582ms 2 NS 1 A 4 MX 🔒 Secure View
2026-06-17 12:09:51 1215ms 2 NS 1 A 4 MX 🔒 Secure View
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