michaelbering.dk
Last scanned: 2026-08-28 01:34:54  ·  2755ms total
⬇ Zone File 📜 Record History ⚡ Scan Now
🖥️ Nameservers3 records   60ms
NameserverIP addressesPTRASN / ISP
ns1.de.opalstack.com 139.162.174.250 ns1.de.opalstack.com AS63949 Akamai Connected Cloud
ns2.de.opalstack.com 139.162.223.59 ns2.de.opalstack.com AS63949 Akamai Connected Cloud
ns3.de.opalstack.com 139.162.190.189 ns3.de.opalstack.com AS63949 Akamai Connected Cloud
🌍 A Records1 records   2040ms
IPTTLPTRASNISP / OrgCIDRCountryCity
178.162.201.225 3598s opal11.opalstack.com AS28753 Leaseweb Deutschland GmbH 178.162.192.0/18 🇩🇪 Germany —
📧 MX Records2 records   69ms
PriorityTTLMail ServerIP addressesPTRASN
10 3600s mx1.de.opalstack.com 139.162.189.90
2a01:7e01:e001:856::1		 mx1.de.opalstack.com
mx1.de.opalstack.com		 AS63949 Akamai Connected Cloud
AS63949 Akamai Connected Cloud
10 3600s mx2.de.opalstack.com 178.162.221.165 mx2.de.opalstack.com AS28753 Leaseweb Deutschland GmbH
🔷 AAAA Records (IPv6)
✗ No AAAA records — IPv6 not configured
🔐 HTTPS Records
✗ No HTTPS RR — no SVCB/HTTPS service binding
📝 TXT Records1 records   393ms
TXT Record
v=spf1 include:spf.opalstack.com ~all
✉️ SPF
PolicyRecord (michaelbering.dk)
~all (soft fail) v=spf1 include:spf.opalstack.com ~all
📨 DMARC
PolicyRecord (_dmarc.michaelbering.dk)
p=none (monitor only) v=DMARC1; p=none
📬 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)
🔐 DNSSEC99ms
CheckResult
Validation Status🔓 Insecure
AD Flag (resolver validates)✗ Not set
DS Record✗ Not found
DNSKEY Record✗ Not found
Flagsunsigned answer
🏷️ SOA0ms
FieldValue
Serial2024060302
Primary NS (MNAME)ns1.de.opalstack.com
Responsible (RNAME)hostmaster@michaelbering.dk
Refresh10800s
Retry3600s
Expire1814400s
Minimum (neg-cache TTL)3600s
📋 Registration
✗ No registration data — collected automatically when SOA serial changes
📋 WHOIS
⏱️ Lookup Timing
NS
60ms
A
2040ms
MX
69ms
AAAA
63ms
TXT
393ms
CAA
78ms
HTTPS
57ms
TLSA
138ms
SOA
0ms
MTA-STS
127ms
DNSSEC
99ms
SRV
115ms
Total
2755ms
🕐 Scan History
Scanned AtDurationRecordsDNSSEC
2026-08-28 01:34:54 2755ms 3 NS 1 A 2 MX 🔓 Insecure View
2026-06-30 15:59:03 1378ms 3 NS 1 A 2 MX 🔓 Insecure View
2026-06-28 02:21:51 1392ms 3 NS 1 A 2 MX 🔓 Insecure View
2026-06-20 06:18:05 3128ms 3 NS 1 A 2 MX 🔓 Insecure View
2026-06-17 11:38:36 708ms 3 NS 1 A 2 MX 🔓 Insecure View
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