vl20.dk
Last scanned: 2026-08-16 14:09:02  ·  1710ms total
⬇ Zone File 📜 Record History ⚡ Scan Now
🖥️ Nameservers2 records   39ms
NameserverIP addressesPTRASN / ISP
ns01.one.com 195.206.121.10
2001:67c:28cc::10		 ns01.one.com
ns01.one.com		 AS197495 One.com A/S
AS197495 One.com A/S
ns02.one.com 185.10.11.10
2001:67c:3c0::10		 ns02.one.com
ns02.one.com		 AS51468 One.com A/S
AS51468 One.com A/S
🌍 A Records1 records   54ms
IPTTLPTRASNISP / OrgCIDRCountryCity
188.208.36.96 600s 188.208.36.96.static.hosted.by.combell-ops.net AS34762 Combell NV 188.208.36.0/23 🇧🇪 Belgium —
📧 MX Records1 records   46ms
PriorityTTLMail ServerIP addressesPTRASN
0 300s .  Null MX — domain accepts no email (RFC 7505)
🔷 AAAA Records (IPv6)1 records   57ms
IPv6 AddressTTLPTRASNISP / OrgCIDRCountryCity
2a00:1c98:1000:1263:0:3:60a3:e809 600s — AS34762 Combell NV 2a00:1c98:0:0:0:0:0:0/32 🇧🇪 Belgium —
🔐 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)
🔐 DNSSEC970ms
CheckResult
Validation Status🔒 Secure
AD Flag (resolver validates)✓ Set
DS Record✓ Found
DNSKEY Record✓ Found
Flagsfully validated
🏷️ SOA0ms
FieldValue
Serial2026081401
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
39ms
A
54ms
MX
46ms
AAAA
57ms
TXT
157ms
CAA
38ms
HTTPS
59ms
TLSA
82ms
SOA
0ms
MTA-STS
57ms
DNSSEC
970ms
SRV
59ms
Total
1710ms
🕐 Scan History
Scanned AtDurationRecordsDNSSEC
2026-08-16 14:09:02 1710ms 2 NS 1 A 1 MX 🔒 Secure View
2026-08-14 12:07:32 3587ms 2 NS 1 A 1 MX 🔒 Secure View
2026-07-16 12:12:27 1394ms 2 NS 1 A 1 MX 🔒 Secure View
2026-07-10 16:56:22 4805ms 2 NS 1 A 1 MX 🔒 Secure View
2026-06-26 21:17:20 581ms 2 NS 1 A 1 MX 🔒 Secure View
2026-06-22 13:31:45 625ms 2 NS 1 A 1 MX 🔒 Secure View
2026-06-18 05:07:47 654ms 2 NS 1 A 0 MX 🔒 Secure View
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