21steam.dk
Last scanned: 2026-08-26 12:06:00  ·  878ms total
⬇ Zone File 📜 Record History ⚡ Scan Now
🖥️ Nameservers2 records   45ms
🌍 A Records1 records   40ms
📧 MX Records6 records   40ms
🔷 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
🔗 TLSA / DANE
✗ No TLSA records — DANE not configured for HTTPS (_443) or MX (_25)
🔐 DNSSEC133ms
CheckResult
Validation Status🔒 Secure
AD Flag (resolver validates)✓ Set
DS Record✓ Found
DNSKEY Record✓ Found
Flagsfully validated
🏷️ SOA0ms
FieldValue
Serial2026081001
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
45ms
A
40ms
MX
40ms
AAAA
49ms
TXT
185ms
CAA
46ms
HTTPS
57ms
TLSA
171ms
SOA
0ms
MTA-STS
89ms
DNSSEC
133ms
SRV
85ms
Total
878ms
🕐 Scan History
Scanned AtDurationRecordsDNSSEC
2026-08-26 12:06:00 878ms 2 NS 1 A 6 MX 🔒 Secure View
2026-08-11 11:18:33 3183ms 2 NS 1 A 6 MX 🔒 Secure View
2026-08-08 10:01:31 5253ms 2 NS 1 A 6 MX 🔒 Secure View
2026-07-30 01:07:06 5405ms 2 NS 1 A 6 MX 🔒 Secure View
2026-07-15 14:19:47 1566ms 2 NS 1 A 6 MX 🔒 Secure View
2026-06-16 12:59:44 1998ms 2 NS 1 A 6 MX 🔒 Secure View
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