extendio.dk
Last scanned: 2026-08-20 18:23:00  ·  8716ms total
⬇ Zone File 📜 Record History ⚡ Scan Now
🖥️ Nameservers2 records   257ms
🌍 A Records1 records   243ms
📧 MX Records1 records   245ms
🔷 AAAA Records (IPv6)1 records   234ms
🔐 HTTPS Records
✗ No HTTPS RR — no SVCB/HTTPS service binding
📝 TXT Records1 records   785ms
TXT Record
google-site-verification=xoAXbAK0VSx3UoYGlnZH_8GU5FQAhEqf9ZU__kLBOf4
✉️ SPF
✗ No SPF record — mail spoofing not restricted
📨 DMARC
PolicyRecord (_dmarc.extendio.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 / DANE
✗ No TLSA records — DANE not configured for HTTPS (_443) or MX (_25)
🔐 DNSSEC602ms
CheckResult
Validation Status🔒 Secure
AD Flag (resolver validates)✓ Set
DS Record✓ Found
DNSKEY Record✓ Found
Flagsfully validated
🏷️ SOA0ms
FieldValue
Serial2026081901
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
257ms
A
243ms
MX
245ms
AAAA
234ms
TXT
785ms
CAA
288ms
HTTPS
245ms
TLSA
765ms
SOA
0ms
MTA-STS
369ms
DNSSEC
602ms
SRV
310ms
Total
8716ms
🕐 Scan History
Scanned AtDurationRecordsDNSSEC
2026-08-20 18:23:00 8716ms 2 NS 1 A 1 MX 🔒 Secure View
2026-08-06 05:07:04 1787ms 2 NS 1 A 1 MX 🔒 Secure View
2026-07-21 01:04:10 1063ms 2 NS 1 A 1 MX 🔒 Secure View
2026-07-03 04:57:29 804ms 2 NS 1 A 1 MX 🔓 Insecure View
2026-06-22 07:11:34 502ms 2 NS 1 A 1 MX 🔓 Insecure View
2026-06-21 23:18:38 1117ms 0 NS 0 A 0 MX ❓ Unknown View
2026-06-17 09:10:00 1289ms 2 NS 1 A 1 MX 🔓 Insecure View
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