corteza.dk
Last scanned: 2026-08-27 02:11:42  ·  1134ms total
⬇ Zone File 📜 Record History ⚡ Scan Now
🖥️ Nameservers2 records   56ms
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   64ms
IPTTLPTRASNISP / OrgCIDRCountryCity
78.159.101.157 43200s opal9.opalstack.com AS28753 Leaseweb Deutschland GmbH 78.159.96.0/19 🇩🇪 Germany —
📧 MX Records2 records   53ms
PriorityTTLMail ServerIP addressesPTRASN
10 43200s mx1.us.opalstack.com 108.62.123.121 mx1.us.opalstack.com AS30633 Leaseweb USA, Inc.
10 43200s mx2.us.opalstack.com 23.82.16.244
2605:fe80:2100:bf03:7::2		 mx2.us.opalstack.com
mx2.us.opalstack.com		 AS7203 Leaseweb USA, Inc.
AS7203 Leaseweb USA, Inc.
📧 Autodiscover / Autoconfig
ServiceCNAME / IP
🔷 Autodiscover78.159.101.157
🔶 Autoconfig78.159.101.157
🔷 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)
🔐 DNSSEC84ms
CheckResult
Validation Status🔒 Secure
AD Flag (resolver validates)✓ Set
DS Record✓ Found
DNSKEY Record✓ Found
Flagsfully validated
🏷️ SOA0ms
FieldValue
Serial2026081101
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
56ms
A
64ms
MX
53ms
AAAA
48ms
TXT
187ms
CAA
35ms
HTTPS
48ms
TLSA
282ms
SOA
0ms
MTA-STS
59ms
DNSSEC
84ms
SRV
80ms
Total
1134ms
🕐 Scan History
Scanned AtDurationRecordsDNSSEC
2026-08-27 02:11:42 1134ms 2 NS 1 A 2 MX 🔒 Secure View
2026-08-11 20:27:07 5258ms 2 NS 1 A 2 MX 🔒 Secure View
2026-07-18 00:28:08 17039ms 2 NS 1 A 2 MX 🔒 Secure View
2026-07-16 20:13:06 1078ms 2 NS 1 A 2 MX 🔒 Secure View
2026-06-27 13:34:07 1214ms 2 NS 1 A 2 MX 🔒 Secure View
2026-06-16 22:41:37 1622ms 2 NS 1 A 2 MX 🔒 Secure View
2026-06-16 22:30:20 824ms 2 NS 1 A 2 MX 🔒 Secure View
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