sergei.dk
Last scanned: 2026-07-22 20:16:16  ·  1110ms total
⬇ Zone File 📜 Record History ⚡ Scan Now
🖥️ Nameservers3 records   81ms
NameserverIP addressesPTRASN / ISP
ns1.azehosting.net 2a01:4f8:13b:3146::1
94.130.138.185		 —
ns1.azehosting.net		 AS24940 Hetzner Online GmbH
AS24940 Hetzner Online GmbH
ns2.azehosting.net 2a01:4f8:c17:5f0a::2
88.99.15.5		 ns2.azehosting.net
ns2.azehosting.net		 AS24940 Hetzner Online GmbH
AS24940 Hetzner Online GmbH
ns3.azehosting.net 2a01:4f8:c17:6a6e::2
88.99.39.181		 ns3.azehosting.net
ns3.azehosting.net		 AS24940 Hetzner Online GmbH
AS24940 Hetzner Online GmbH
🌍 A Records1 records   86ms
IPTTLPTRASNISP / OrgCIDRCountryCity
157.90.67.40 3600s cp01.azehosting.net AS24940 Hetzner Online GmbH 157.90.0.0/16 🇩🇪 Germany Falkenstein
📧 MX Records1 records   93ms
PriorityTTLMail ServerIP addressesPTRASN
0 3600s sergei.dk 157.90.67.40
2a01:4f8:2b02:6d4::2		 cp01.azehosting.net
cp01.azehosting.net		 AS24940 Hetzner Online GmbH
AS24940 Hetzner Online GmbH
🔷 AAAA Records (IPv6)1 records   85ms
IPv6 AddressTTLPTRASNISP / OrgCIDRCountryCity
2a01:4f8:2b02:6d4::2 3600s cp01.azehosting.net AS24940 Hetzner Online GmbH 2a01:4f8:0:0:0:0:0:0/31 🇩🇪 Germany Falkenstein
🔐 HTTPS Records
✗ No HTTPS RR — no SVCB/HTTPS service binding
📝 TXT Records1 records   419ms
TXT Record
v=spf1 ip4:157.90.67.40 include:spf.azehosting.net ip4:49.12.83.57 ip4:116.202.245.110 ip4:94.231.104.195 ip4:159.69.63.122 +a +mx ~all
✉️ SPF
PolicyRecord (sergei.dk)
~all (soft fail) v=spf1 ip4:157.90.67.40 include:spf.azehosting.net ip4:49.12.83.57 ip4:116.202.245.110 ip4:94.231.104.195 ip4:159.69.63.122 +a +mx ~all
📨 DMARC
PolicyRecord (_dmarc.sergei.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
🔏 ACME Challenge
TypeNameValue
TXT _acme-challenge.sergei.dk uSs-2v6nXDIYWpaS5GN4-7FsaECY4YzgXkC-FuJlfSQ
🔗 TLSA / DANE
✗ No TLSA records — DANE not configured for HTTPS (_443) or MX (_25)
🔐 DNSSEC216ms
CheckResult
Validation Status🔓 Insecure
AD Flag (resolver validates)✗ Not set
DS Record✗ Not found
DNSKEY Record✗ Not found
Flagsunsigned answer
🏷️ SOA0ms
FieldValue
Serial2026072201
Primary NS (MNAME)ns1.azehosting.net
Responsible (RNAME)server-admin@azehosting.net
Refresh3600s
Retry1800s
Expire1209600s
Minimum (neg-cache TTL)86400s
📋 Registration
✗ No registration data — collected automatically when SOA serial changes
📋 WHOIS
⏱️ Lookup Timing
NS
81ms
A
86ms
MX
93ms
AAAA
85ms
TXT
419ms
CAA
90ms
HTTPS
92ms
TLSA
111ms
SOA
0ms
MTA-STS
140ms
DNSSEC
216ms
SRV
177ms
Total
1110ms
🕐 Scan History
Scanned AtDurationRecordsDNSSEC
2026-07-22 20:16:16 1110ms 3 NS 1 A 1 MX 🔓 Insecure View
2026-06-23 18:34:41 3000ms 3 NS 1 A 1 MX 🔓 Insecure View
2026-06-17 14:20:16 1485ms 3 NS 1 A 1 MX 🔓 Insecure View
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