seat-holbæk.dk xn--seat-holbk-l6a.dk
Last scanned: 2026-09-02 05:39:40  ·  686ms total
⬇ Zone File 📜 Record History ⚡ Scan Now
🖥️ Nameservers4 records   37ms
🌍 A Records1 records   33ms
IPTTLPTRASNISP / OrgCIDRCountryCity
195.249.218.21 3600s AS3292 TDC Holding A/S 195.249.0.0/16 🇩🇰 Denmark Copenhagen
📧 MX Records2 records   34ms
PriorityTTLMail ServerIP addressesPTRASN
10 3600s mail.semler.dk
20 3600s mail2.semler.dk
📧 Autodiscover / Autoconfig
ServiceCNAME / IP
🔷 Autodiscoverforhandlerinternet.semler.dk → 195.249.218.21
🔶 Autoconfigforhandlerinternet.semler.dk → 195.249.218.21
🔷 AAAA Records (IPv6)
✗ No AAAA records — IPv6 not configured
🔐 HTTPS Records
✗ No HTTPS RR — no SVCB/HTTPS service binding
📝 TXT Records1 records   169ms
TXT Record
v=spf1 -all
✉️ SPF
PolicyRecord (seat-holbæk.dk)
-all (hard fail) v=spf1 -all
📨 DMARC
PolicyRecord (_dmarc.seat-holbæk.dk)
p=reject v=DMARC1;p=reject;rua=mailto:dmarc_rapport@semler.dk
📬 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
CNAME _acme-challenge.seat-holbæk.dk forhandlerinternet.semler.dk
🔗 TLSA / DANE
✗ No TLSA records — DANE not configured for HTTPS (_443) or MX (_25)
🔐 DNSSEC86ms
CheckResult
Validation Status🔓 Insecure
AD Flag (resolver validates)✗ Not set
DS Record✗ Not found
DNSKEY Record✗ Not found
Flagsunsigned answer
🏷️ SOA0ms
FieldValue
Serial25
Primary NS (MNAME)ns1-02.azure-dns.com
Responsible (RNAME)dnsadmin@kmd.dk
Refresh10800s
Retry3600s
Expire604800s
Minimum (neg-cache TTL)43200s
📋 Registration
✗ No registration data — collected automatically when SOA serial changes
📋 WHOIS
⏱️ Lookup Timing
NS
37ms
A
33ms
MX
34ms
AAAA
30ms
TXT
169ms
CAA
53ms
HTTPS
34ms
TLSA
69ms
SOA
0ms
MTA-STS
51ms
DNSSEC
86ms
SRV
60ms
Total
686ms
🕐 Scan History
Scanned AtDurationRecordsDNSSEC
2026-09-02 05:39:40 686ms 4 NS 1 A 2 MX 🔓 Insecure View
2026-08-27 16:09:05 1022ms 4 NS 1 A 2 MX 🔓 Insecure View
2026-06-24 15:32:52 2173ms 4 NS 1 A 2 MX ❓ Unknown View
2026-06-17 21:41:15 913ms 4 NS 1 A 2 MX 🔒 Secure View
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