rtcon.dk
📜 Historical scan 2026-06-18 02:33:06  ·  ← Latest scan
⬇ Zone File 📜 Record History ⚡ Scan Now
🖥️ Nameservers2 records   276ms
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   208ms
IPTTLPTRASNISP / OrgCIDRCountryCity
46.30.213.112 — webcluster2.webpod13-cph3.one.com AS51468 One.com A/S 46.30.208.0/21 🇩🇰 Denmark Copenhagen
📧 MX Records3 records   276ms
PriorityTTLMail ServerIP addressesPTRASN
10 — mx1.pub.mailpod5-cph3.one.com 185.164.14.54 mx1.pub.mailpod5-cph3.one.com AS51468 One.com A/S
10 — mx2.pub.mailpod5-cph3.one.com 185.164.14.55 mx2.pub.mailpod5-cph3.one.com AS51468 One.com A/S
10 — mx3.pub.mailpod5-cph3.one.com 185.164.14.56 mx3.pub.mailpod5-cph3.one.com AS51468 One.com A/S
🔷 AAAA Records (IPv6)1 records   203ms
IPv6 AddressTTLPTRASNISP / OrgCIDRCountryCity
2a02:2350:5:10b:8087:1cfc:7db6:470a — — AS51468 One.com A/S 2a02:2350:0:0:0:0:0:0/32 🇩🇰 Denmark Copenhagen
🔐 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 / DANE3 records   397ms
Service / OwnerTypeCert association
SMTP _25._tcp.mx1.pub.mailpod5-cph3.one.com DANE-EE · SPKI · SHA-256 D8DFA3FF2BFC8029FC54CAE58297D988…
SMTP _25._tcp.mx2.pub.mailpod5-cph3.one.com DANE-EE · SPKI · SHA-256 D8DFA3FF2BFC8029FC54CAE58297D988…
SMTP _25._tcp.mx3.pub.mailpod5-cph3.one.com DANE-EE · SPKI · SHA-256 D8DFA3FF2BFC8029FC54CAE58297D988…
🔐 DNSSEC418ms
CheckResult
Validation Status🔒 Secure
AD Flag (resolver validates)✓ Set
DS Record✓ Found
DNSKEY Record✓ Found
Flagsfully validated
🏷️ SOA326ms
FieldValue
Serial2026061701
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
276ms
A
208ms
MX
276ms
AAAA
203ms
TXT
501ms
CAA
291ms
HTTPS
260ms
TLSA
397ms
SOA
326ms
MTA-STS
352ms
DNSSEC
418ms
SRV
351ms
Total
3071ms
🕐 Scan History
Scanned AtDurationRecordsDNSSEC
2026-08-26 18:17:04 723ms 2 NS 1 A 4 MX 🔒 Secure View
2026-08-18 19:00:10 3376ms 2 NS 1 A 3 MX 🔒 Secure View
2026-08-14 12:28:32 878ms 2 NS 1 A 3 MX 🔒 Secure View
2026-07-18 08:41:47 4612ms 2 NS 1 A 3 MX 🔒 Secure View
2026-07-03 01:09:47 12996ms 2 NS 0 A 0 MX ❓ Unknown View
2026-06-24 19:21:35 648ms 2 NS 1 A 3 MX 🔒 Secure View
2026-06-23 20:45:35 1162ms 0 NS 0 A 0 MX ❓ Unknown View
2026-06-20 05:25:09 1003ms 2 NS 1 A 3 MX 🔒 Secure View
2026-06-18 02:33:06 3071ms 2 NS 1 A 3 MX 🔒 Secure View
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