strng.dk
📜 Historical scan 2026-08-14 15:14:17  ·  ← Latest scan
⬇ Zone File 📜 Record History ⚡ Scan Now
🖥️ Nameservers2 records   153ms
🌍 A Records1 records   222ms
📧 MX Records4 records   223ms
🔷 AAAA Records (IPv6)1 records   265ms
🔐 HTTPS Records
✗ No HTTPS RR — no SVCB/HTTPS service binding
📝 TXT Records1 records   441ms
TXT Record
v=spf1 include:_custspf.one.com ~all
✉️ SPF
PolicyRecord (strng.dk)
~all (soft fail) v=spf1 include:_custspf.one.com ~all
📨 DMARC
PolicyRecord (_dmarc.strng.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   386ms
Service / OwnerTypeCert association
SMTP _25._tcp.mx1.mailpod15-cph3.g1i.one.com DANE-EE · SPKI · SHA-256 E54A7262DC6E3E0F06227A22B71D01DC…
SMTP _25._tcp.mx2.mailpod15-cph3.g1i.one.com DANE-EE · SPKI · SHA-256 E54A7262DC6E3E0F06227A22B71D01DC…
SMTP _25._tcp.mx3.mailpod15-cph3.g1i.one.com DANE-EE · SPKI · SHA-256 E54A7262DC6E3E0F06227A22B71D01DC…
SMTP _25._tcp.mx4.mailpod15-cph3.g1i.one.com DANE-EE · SPKI · SHA-256 E54A7262DC6E3E0F06227A22B71D01DC…
🔐 DNSSEC500ms
CheckResult
Validation Status🔒 Secure
AD Flag (resolver validates)✓ Set
DS Record✓ Found
DNSKEY Record✓ Found
Flagsfully validated
🏷️ SOA0ms
FieldValue
Serial2026081301
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
153ms
A
222ms
MX
223ms
AAAA
265ms
TXT
441ms
CAA
192ms
HTTPS
177ms
TLSA
386ms
SOA
0ms
MTA-STS
300ms
DNSSEC
500ms
SRV
275ms
Total
3010ms
🕐 Scan History
Scanned AtDurationRecordsDNSSEC
2026-08-20 13:33:07 8602ms 2 NS 1 A 4 MX 🔒 Secure View
2026-08-14 15:14:17 3010ms 2 NS 1 A 4 MX 🔒 Secure View
2026-08-13 05:36:28 949ms 2 NS 1 A 4 MX 🔒 Secure View
2026-07-21 02:57:04 1049ms 2 NS 1 A 4 MX 🔒 Secure View
2026-06-26 20:53:06 2016ms 2 NS 1 A 4 MX 🔒 Secure View
2026-06-22 05:55:49 659ms 2 NS 1 A 4 MX 🔒 Secure View
2026-06-19 05:24:49 1288ms 2 NS 1 A 4 MX 🔒 Secure View
2026-06-17 19:55:06 769ms 2 NS 1 A 4 MX 🔒 Secure View
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