dk3.dk
📜 Historical scan 2026-06-17 03:42:34  ·  ← Latest scan
⬇ Zone File 📜 Record History ⚡ Scan Now
🖥️ Nameservers2 records   35ms
NameserverIP addressesPTRASN / ISP
ns01.one.com — — —
ns02.one.com — — —
🌍 A Records1 records   40ms
IPTTLPTRASNISP / OrgCIDRCountryCity
188.40.29.51 — dedi3051.your-server.de AS24940 Hetzner Online GmbH 188.40.0.0/16 🇩🇪 Germany Nuremberg
📧 MX Records1 records   39ms
PriorityTTLMail ServerIP addressesPTRASN
0 — dk3-dk.mail.protection.outlook.com 52.101.68.0
52.101.73.19
52.101.73.2
52.101.73.8		 mail-db3pr0202cu00100.inbound.protection.outlook.com
mail-as8pr04cu00803.inbound.protection.outlook.com
mail-as9pr07cu00302.inbound.protection.outlook.com
mail-am0pr04cu00500.inbound.protection.outlook.com		 AS8075 Microsoft Corporation
AS8075 Microsoft Corporation
AS8075 Microsoft Corporation
AS8075 Microsoft Corporation
🔷 AAAA Records (IPv6)
✗ No AAAA records — IPv6 not configured
🔐 HTTPS Records
✗ No HTTPS RR — no SVCB/HTTPS service binding
📝 TXT Records2 records   117ms
TXT Record
google-site-verification=G8B41_fW7_krRyeTa8X3Dr8cjIWPXBTDq77VaiTk7F4
v=spf1 include:spf.protection.outlook.com include:_spf.presscloud.com ip4:89.150.134.201 include:spf.eu.signature365.net include:spf.curanet.dk -all
✉️ SPF
PolicyRecord (dk3.dk)
-all (hard fail) v=spf1 include:spf.protection.outlook.com include:_spf.presscloud.com ip4:89.150.134.201 include:spf.eu.signature365.net include:spf.curanet.dk -all
📨 DMARC
PolicyRecord (_dmarc.dk3.dk)
p=reject v=DMARC1; p=reject; rua=mailto:watchdog2@watchdog.kevlarr.io; ruf=mailto:watchdog2@watchdog.kevlarr.io;
📬 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)
🔐 DNSSEC58ms
CheckResult
Validation Status🔒 Secure
AD Flag (resolver validates)✓ Set
DS Record✓ Found
DNSKEY Record✓ Found
Flagsfully validated
🏷️ SOA39ms
FieldValue
Serial2026061501
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
35ms
A
40ms
MX
39ms
AAAA
42ms
TXT
117ms
CAA
39ms
HTTPS
45ms
TLSA
346ms
SOA
39ms
MTA-STS
50ms
DNSSEC
58ms
SRV
0ms
Total
744ms
🕐 Scan History
Scanned AtDurationRecordsDNSSEC
2026-08-16 20:15:59 5496ms 2 NS 1 A 1 MX 🔒 Secure View
2026-08-12 08:46:52 2045ms 2 NS 1 A 1 MX 🔒 Secure View
2026-07-17 03:25:40 1343ms 2 NS 1 A 1 MX 🔒 Secure View
2026-07-14 22:00:29 2503ms 2 NS 1 A 1 MX 🔒 Secure View
2026-06-21 04:55:08 2479ms 2 NS 1 A 1 MX 🔒 Secure View
2026-06-19 14:03:06 1441ms 2 NS 1 A 1 MX 🔒 Secure View
2026-06-17 03:42:34 744ms 2 NS 1 A 1 MX 🔒 Secure View
2026-06-17 03:40:59 2475ms 2 NS 1 A 1 MX 🔒 Secure View
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