buehler.dk
Last scanned: 2026-09-01 02:24:28  ·  1095ms total
⬇ Zone File 📜 Record History ⚡ Scan Now
🖥️ Nameservers3 records   43ms
NameserverIP addressesPTRASN / ISP
ns1.domainoffensive.de 192.174.68.21
2001:67c:1bc::21		 ns1.mainns.de
ns1.mainns.de		 AS1921 ipcom GmbH
AS1921 ipcom GmbH
ns2.domainoffensive.de 176.97.158.21
2001:67c:10b8::21		 ns2.mainns.eu
ns2.mainns.eu		 AS207021 ipcom GmbH
AS207021 ipcom GmbH
ns3.domainoffensive.de 192.174.68.20
2001:67c:1bc::20		 ns3.mainns.net
ns3.mainns.net		 AS1921 ipcom GmbH
AS1921 ipcom GmbH
🌍 A Records1 records   50ms
IPTTLPTRASNISP / OrgCIDRCountryCity
95.128.201.201 3600s host-95-128-201-201.in-addr.iptox.net AS33828 iptoX GmbH 95.128.200.0/21 🇩🇪 Germany —
📧 MX Records1 records   49ms
PriorityTTLMail ServerIP addressesPTRASN
10 900s mail-webspace21.do.de 2a00:1200:0:8::a104
95.128.200.156		 ms94487.hosts.iptox.net
ms94487.hosts.iptox.net		 AS33828 iptoX GmbH
AS33828 iptoX GmbH
📧 Autodiscover / Autoconfig
ServiceCNAME / IP
🔷 Autodiscover95.128.201.201
🔶 Autoconfigautoconfig.web-redirect.eu → 116.202.21.136
🔷 AAAA Records (IPv6)
✗ No AAAA records — IPv6 not configured
🔐 HTTPS Records
✗ No HTTPS RR — no SVCB/HTTPS service binding
📝 TXT Records1 records   248ms
TXT Record
v=spf1 mx ip4:95.128.200.156 -all
✉️ SPF
PolicyRecord (buehler.dk)
-all (hard fail) v=spf1 mx ip4:95.128.200.156 -all
📨 DMARC
PolicyRecord (_dmarc.buehler.dk)
p=none (monitor only) v=DMARC1;p=none;sp=none;pct=100;adkim=s;aspf=s;rua=mailto:dmarcreport@mydo.space;ruf=mailto:dmarc-ruf@mydo.space;
📬 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 / DANE1 records   156ms
Service / OwnerTypeCert association
SMTP _25._tcp.mail-webspace21.do.de DANE-EE · SPKI · SHA-256 CFB4AA0178960BB9B61A2A049CEAB7BD…
🔐 DNSSEC83ms
CheckResult
Validation Status🔓 Insecure
AD Flag (resolver validates)✗ Not set
DS Record✗ Not found
DNSKEY Record✗ Not found
Flagsunsigned answer
🏷️ SOA0ms
FieldValue
Serial1771408860
Primary NS (MNAME)ns1.domainoffensive.de
Responsible (RNAME)info@domains.resellerinterface.de
Refresh10800s
Retry3600s
Expire604800s
Minimum (neg-cache TTL)900s
📋 Registration
✗ No registration data — collected automatically when SOA serial changes
📋 WHOIS
⏱️ Lookup Timing
NS
43ms
A
50ms
MX
49ms
AAAA
53ms
TXT
248ms
CAA
50ms
HTTPS
54ms
TLSA
156ms
SOA
0ms
MTA-STS
74ms
DNSSEC
83ms
SRV
104ms
Total
1095ms
🕐 Scan History
Scanned AtDurationRecordsDNSSEC
2026-09-01 02:24:28 1095ms 3 NS 1 A 1 MX 🔓 Insecure View
2026-07-01 23:37:54 2469ms 3 NS 1 A 1 MX 🔓 Insecure View
2026-06-16 17:36:07 611ms 3 NS 1 A 1 MX 🔓 Insecure View
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