caolin.dk
📜 Historical scan 2026-07-02 00:21:25  ·  ← Latest scan
⬇ Zone File 📜 Record History ⚡ Scan Now
🖥️ Nameservers2 records   41ms
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   46ms
IPTTLPTRASNISP / OrgCIDRCountryCity
195.47.247.18 3600s one.com.webforward.g1i.one AS51468 One.com A/S 195.47.247.0/24 — —
📧 MX Records1 records   48ms
PriorityTTLMail ServerIP addressesPTRASN
0 300s .  Null MX — domain accepts no email (RFC 7505)
🔷 AAAA Records (IPv6)
✗ No AAAA records — IPv6 not configured
🔐 HTTPS Records
✗ No HTTPS RR — no SVCB/HTTPS service binding
📝 TXT Records2 records   133ms
TXT Record
google-site-verification=aScAWBVdh1cyQc0OxT4Xpfi0r3HukP5PVO5cdnd_uKA
v=spf1 include:_custspf.one.com include:_spf.google.com include:spf.protection.outlook.com a:mail.xmedicus.com ~all
✉️ SPF
PolicyRecord (caolin.dk)
~all (soft fail) v=spf1 include:_custspf.one.com include:_spf.google.com include:spf.protection.outlook.com a:mail.xmedicus.com ~all
📨 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)
🔐 DNSSEC110ms
CheckResult
Validation Status🔒 Secure
AD Flag (resolver validates)✓ Set
DS Record✓ Found
DNSKEY Record✓ Found
Flagsfully validated
🏷️ SOA40ms
FieldValue
Serial2026063005
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
41ms
A
46ms
MX
48ms
AAAA
45ms
TXT
133ms
CAA
39ms
HTTPS
53ms
TLSA
32ms
SOA
40ms
MTA-STS
51ms
DNSSEC
110ms
SRV
57ms
Total
522ms
🕐 Scan History
Scanned AtDurationRecordsDNSSEC
2026-09-01 07:45:23 515ms 2 NS 1 A 1 MX 🔒 Secure View
2026-08-29 20:55:18 1270ms 2 NS 1 A 1 MX 🔒 Secure View
2026-07-31 18:17:06 774ms 2 NS 1 A 1 MX 🔒 Secure View
2026-07-02 00:21:25 522ms 2 NS 1 A 1 MX 🔒 Secure View
2026-06-16 19:11:02 596ms 2 NS 1 A 0 MX 🔒 Secure View
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