dcontracting.dk
📜 Historical scan 2026-06-17 01:20:11  ·  ← Latest scan
⬇ Zone File 📜 Record History ⚡ Scan Now
🖥️ Nameservers2 records   53ms
NameserverIP addressesPTRASN / ISP
ns1.curanet.dk — — —
ns2.curanet.dk — — —
🌍 A Records1 records   38ms
IPTTLPTRASNISP / OrgCIDRCountryCity
185.21.40.232 — linux29.curanet.dk AS48854 team.blue Denmark A/S 185.21.40.0/22 🇩🇰 Denmark —
📧 MX Records1 records   55ms
PriorityTTLMail ServerIP addressesPTRASN
0 — dcontracting-dk.mail.protection.outlook.com 52.101.68.21
52.101.68.29
52.101.68.8
52.101.73.12		 mail-db4pr02cu00205.inbound.protection.outlook.com
mail-dbapr03cu00105.inbound.protection.outlook.com
mail-du0pr03cu00100.inbound.protection.outlook.com
mail-am4pr0401cu00104.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 Records3 records   138ms
TXT Record
google-site-verification=4JabkGbHhcB7x9MZIK8d84s_bXtGK_AWS0n5CU44ieA
MS=ms57324354
v=spf1 include:spf.protection.outlook.com a:mx1-sg.systemgruppen.dk a:mx2-sg.systemgruppen.dk -all
✉️ SPF
PolicyRecord (dcontracting.dk)
-all (hard fail) v=spf1 include:spf.protection.outlook.com a:mx1-sg.systemgruppen.dk a:mx2-sg.systemgruppen.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)
🔐 DNSSEC141ms
CheckResult
Validation Status🔒 Secure
AD Flag (resolver validates)✓ Set
DS Record✓ Found
DNSKEY Record✓ Found
Flagsfully validated
🏷️ SOA75ms
FieldValue
Serial2026021301
Primary NS (MNAME)ns1.curanet.dk
Responsible (RNAME)hostmaster@curanet.dk
Refresh14400s
Retry3600s
Expire1209600s
Minimum (neg-cache TTL)300s
📋 Registration
✗ No registration data — collected automatically when SOA serial changes
📋 WHOIS
⏱️ Lookup Timing
NS
53ms
A
38ms
MX
55ms
AAAA
61ms
TXT
138ms
CAA
59ms
HTTPS
58ms
TLSA
1079ms
SOA
75ms
MTA-STS
70ms
DNSSEC
141ms
SRV
0ms
Total
1646ms
🕐 Scan History
Scanned AtDurationRecordsDNSSEC
2026-09-01 13:57:45 791ms 2 NS 1 A 1 MX 🔒 Secure View
2026-08-26 23:57:00 751ms 2 NS 1 A 1 MX 🔒 Secure View
2026-06-20 14:51:00 1826ms 2 NS 1 A 1 MX 🔒 Secure View
2026-06-17 01:20:11 1646ms 2 NS 1 A 1 MX 🔒 Secure View
2026-06-17 01:20:10 3052ms 2 NS 1 A 1 MX 🔒 Secure View
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