r52.dk
Last scanned: 2026-08-04 03:04:28  ·  9331ms total
⬇ Zone File 📜 Record History ⚡ Scan Now
🖥️ Nameservers2 records   69ms
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   66ms
IPTTLPTRASNISP / OrgCIDRCountryCity
46.101.255.113 21600s — AS14061 DigitalOcean, LLC 46.101.0.0/16 🇩🇪 Germany Frankfurt am Main
📧 MX Records1 records   59ms
PriorityTTLMail ServerIP addressesPTRASN
10 21600s wulff03.wulffit.dk 167.86.110.118 wulff03.wulffit.dk AS51167 Contabo GmbH
🔷 AAAA Records (IPv6)
✗ No AAAA records — IPv6 not configured
🔐 HTTPS Records
✗ No HTTPS RR — no SVCB/HTTPS service binding
📝 TXT Records2 records   215ms
TXT Record
jetbrains-domain-verification=5y7mirmgy2efaanh3v5tw7cge
v=spf1 mx a include:wulff03.wulffit.dk include:mail.wulffit.dk ~all
✉️ SPF
PolicyRecord (r52.dk)
~all (soft fail) v=spf1 mx a include:wulff03.wulffit.dk include:mail.wulffit.dk ~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)
🔐 DNSSEC219ms
CheckResult
Validation Status🔒 Secure
AD Flag (resolver validates)✓ Set
DS Record✓ Found
DNSKEY Record✓ Found
Flagsfully validated
🏷️ SOA0ms
FieldValue
Serial2026080101
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
69ms
A
66ms
MX
59ms
AAAA
87ms
TXT
215ms
CAA
66ms
HTTPS
50ms
TLSA
750ms
SOA
0ms
MTA-STS
53ms
DNSSEC
219ms
SRV
8079ms
Total
9331ms
🕐 Scan History
Scanned AtDurationRecordsDNSSEC
2026-08-04 03:04:28 9331ms 2 NS 1 A 1 MX 🔒 Secure View
2026-07-14 19:42:57 8839ms 2 NS 1 A 1 MX 🔒 Secure View
2026-07-01 04:19:17 652ms 2 NS 1 A 1 MX 🔒 Secure View
2026-06-23 03:44:15 635ms 2 NS 1 A 1 MX 🔒 Secure View
2026-06-21 15:52:50 920ms 0 NS 0 A 0 MX ❓ Unknown View
2026-06-17 11:44:33 1080ms 2 NS 1 A 1 MX 🔒 Secure View
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