aco-engineering.dk
📜 Historical scan 2026-06-16 12:54:56  ·  ← Latest scan
⬇ Zone File 📜 Record History ⚡ Scan Now
🖥️ Nameservers2 records   62ms
NameserverIP addressesPTRASN / ISP
ns.dandomain.dk — — —
ns2.dandomain.dk — — —
🌍 A Records1 records   59ms
IPTTLPTRASNISP / OrgCIDRCountryCity
93.191.155.240 — forward.dnsfactory.dk AS48854 team.blue Denmark A/S 93.191.152.0/21 🇩🇰 Denmark —
📧 MX Records1 records   58ms
PriorityTTLMail ServerIP addressesPTRASN
0 — acoengineering-dk0i.mail.protection.outlook.com 52.101.68.27
52.101.68.36
52.101.73.16
52.101.73.6		 mail-db7pr03cu00503.inbound.protection.outlook.com
mail-db5pr02cu00104.inbound.protection.outlook.com
mail-as2pr05cu00100.inbound.protection.outlook.com
mail-am6pr04cu00306.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   230ms
TXT Record
v=spf1 include:spf.protection.outlook.com ip4:80.63.69.150 ip4:77.234.169.212/30 ip4:77.234.170.200/29 -all
✉️ SPF
PolicyRecord (aco-engineering.dk)
-all (hard fail) v=spf1 include:spf.protection.outlook.com ip4:80.63.69.150 ip4:77.234.169.212/30 ip4:77.234.170.200/29 -all
📨 DMARC
PolicyRecord (_dmarc.aco-engineering.dk)
p=reject v=DMARC1; p=reject; rua=mailto:DMARCfeedback@athco-engineering.dk; ruf=mailto:DMARCfeedback@athco-engineering.dk; pct=100
📬 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
🏷️ SOA51ms
FieldValue
Serial2025070903
Primary NS (MNAME)ns.dandomain.dk
Responsible (RNAME)hostmaster@dandomain.dk
Refresh14400s
Retry3600s
Expire1209600s
Minimum (neg-cache TTL)300s
📋 Registration
✗ No registration data — collected automatically when SOA serial changes
📋 WHOIS
⏱️ Lookup Timing
NS
62ms
A
59ms
MX
58ms
AAAA
109ms
TXT
230ms
CAA
52ms
HTTPS
57ms
TLSA
188ms
SOA
51ms
MTA-STS
121ms
DNSSEC
141ms
SRV
0ms
Total
1625ms
🕐 Scan History
Scanned AtDurationRecordsDNSSEC
2026-09-02 01:08:58 896ms 2 NS 1 A 1 MX 🔒 Secure View
2026-06-24 16:13:45 715ms 2 NS 1 A 1 MX 🔒 Secure View
2026-06-16 12:55:23 1632ms 2 NS 1 A 1 MX 🔒 Secure View
2026-06-16 12:54:56 1625ms 2 NS 1 A 1 MX 🔒 Secure View
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