3drd.dk
📜 Historical scan 2026-06-16 12:48:13  ·  ← Latest scan
⬇ Zone File 📜 Record History ⚡ Scan Now
🖥️ Nameservers2 records   36ms
NameserverIP addressesPTRASN / ISP
ns01.one.com — — —
ns02.one.com — — —
🌍 A Records1 records   158ms
IPTTLPTRASNISP / OrgCIDRCountryCity
185.237.125.110 — web01.simpleagencygroup.dk AS210939 Procopa IT ApS 185.237.124.0/22 🇩🇰 Denmark —
📧 MX Records1 records   98ms
PriorityTTLMail ServerIP addressesPTRASN
10 — 3drd-dk.mail.protection.outlook.com 52.101.68.39
52.101.68.8
52.101.73.19
52.101.73.2		 mail-db7pr03cu00607.inbound.protection.outlook.com
mail-du0pr03cu00100.inbound.protection.outlook.com
mail-as8pr04cu00803.inbound.protection.outlook.com
mail-as9pr07cu00302.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 Records1 records   133ms
TXT Record
v=spf1 include:spf.protection.outlook.com -all
✉️ SPF
PolicyRecord (3drd.dk)
-all (hard fail) v=spf1 include:spf.protection.outlook.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)
🔐 DNSSEC224ms
CheckResult
Validation Status🔒 Secure
AD Flag (resolver validates)✓ Set
DS Record✓ Found
DNSKEY Record✓ Found
Flagsfully validated
🏷️ SOA30ms
FieldValue
Serial2026061001
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
36ms
A
158ms
MX
98ms
AAAA
33ms
TXT
133ms
CAA
103ms
HTTPS
32ms
TLSA
390ms
SOA
30ms
MTA-STS
123ms
DNSSEC
224ms
SRV
0ms
Total
1016ms
🕐 Scan History
Scanned AtDurationRecordsDNSSEC
2026-09-04 10:27:45 1058ms 2 NS 1 A 1 MX 🔒 Secure View
2026-08-12 04:16:39 9006ms 2 NS 1 A 1 MX 🔒 Secure View
2026-07-14 22:37:58 9247ms 2 NS 1 A 1 MX 🔒 Secure View
2026-07-12 20:34:43 1643ms 2 NS 1 A 1 MX 🔒 Secure View
2026-06-26 21:11:31 2321ms 2 NS 1 A 1 MX 🔒 Secure View
2026-06-26 09:19:53 1602ms 2 NS 1 A 1 MX 🔒 Secure View
2026-06-19 13:19:16 1213ms 2 NS 1 A 1 MX 🔒 Secure View
2026-06-16 12:48:13 1016ms 2 NS 1 A 1 MX 🔒 Secure View
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