constructionsolution.dk
📜 Historical scan 2026-06-16 22:06:02  ·  ← Latest scan
⬇ Zone File 📜 Record History ⚡ Scan Now
🖥️ Nameservers2 records   71ms
NameserverIP addressesPTRASN / ISP
ns01.one.com — — —
ns02.one.com — — —
🌍 A Records
🌍
No A records found
📧 MX Records2 records   73ms
PriorityTTLMail ServerIP addressesPTRASN
10 — eu-esec-01.heimdalsecurity.com 20.50.183.144
20.50.183.146		 eu-esec-01.heimdalsecurity.com
eu-esec-01.heimdalsecurity.com		 AS8075 Microsoft Corporation
AS8075 Microsoft Corporation
20 — eu-esec-02.heimdalsecurity.com 20.50.183.144
20.50.183.146		 eu-esec-01.heimdalsecurity.com
eu-esec-01.heimdalsecurity.com		 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   140ms
TXT Record
google-site-verification=UzSm3mpN1am3GzxyAIP7puZBmjc050aBVP7b6wlF_vc
v=spf1 include:spf.httpscan.dk -all
✉️ SPF
PolicyRecord (constructionsolution.dk)
-all (hard fail) v=spf1 include:spf.httpscan.dk -all
📨 DMARC
PolicyRecord (_dmarc.constructionsolution.dk)
p=reject v=DMARC1; p=reject; rua=mailto:administrator@httpscan.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 / DANE2 records   46ms
Service / OwnerTypeCert association
SMTP _25._tcp.eu-esec-01.heimdalsecurity.com DANE-EE · SPKI · SHA-256 2E8933DD6DB99304A5A9D5C4ECDE7B8E…
SMTP _25._tcp.eu-esec-02.heimdalsecurity.com DANE-EE · SPKI · SHA-256 2E8933DD6DB99304A5A9D5C4ECDE7B8E…
🔐 DNSSEC179ms
CheckResult
Validation Status🔒 Secure
AD Flag (resolver validates)✓ Set
DS Record✓ Found
DNSKEY Record✓ Found
Flagsresolution failed: ncache nxrrset
🏷️ SOA62ms
FieldValue
Serial2026051602
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
71ms
A
74ms
MX
73ms
AAAA
65ms
TXT
140ms
CAA
71ms
HTTPS
63ms
TLSA
46ms
SOA
62ms
MTA-STS
37ms
DNSSEC
179ms
SRV
0ms
Total
651ms
🕐 Scan History
Scanned AtDurationRecordsDNSSEC
2026-08-27 08:33:06 779ms 2 NS 0 A 2 MX 🔒 Secure View
2026-08-23 14:20:40 4976ms 2 NS 0 A 2 MX 🔒 Secure View
2026-08-14 16:19:07 5948ms 2 NS 0 A 2 MX 🔒 Secure View
2026-07-17 19:01:33 852ms 2 NS 0 A 2 MX 🔒 Secure View
2026-06-27 20:52:49 662ms 2 NS 0 A 2 MX 🔒 Secure View
2026-06-27 05:19:52 748ms 2 NS 0 A 2 MX 🔒 Secure View
2026-06-21 15:37:08 521ms 2 NS 0 A 2 MX 🔒 Secure View
2026-06-20 04:29:36 912ms 2 NS 0 A 2 MX 🔒 Secure View
2026-06-19 10:45:23 696ms 2 NS 0 A 2 MX 🔒 Secure View
2026-06-16 22:06:02 651ms 2 NS 0 A 2 MX 🔒 Secure View
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