dsb-email.dk
Last scanned: 2026-08-12 05:08:04  ·  1332ms total
⬇ Zone File 📜 Record History ⚡ Scan Now
🖥️ Nameservers2 records   61ms
NameserverIP addressesPTRASN / ISP
dns.dsb.dk 193.28.147.132 dns.dsb.dk AS41746 DSB (SOV)
ns.dsb.dk 193.28.147.131 ns.dsb.dk AS41746 DSB (SOV)
🌍 A Records1 records   54ms
IPTTLPTRASNISP / OrgCIDRCountryCity
74.241.209.189 3600s — AS8075 Microsoft Corporation 74.240.0.0/14 🇸🇪 Sweden —
📧 MX Records2 records   68ms
PriorityTTLMail ServerIP addressesPTRASN
10 300s smtp3.dsb.dk 51.105.197.148 — AS8075 Microsoft Corporation
10 300s smtp4.dsb.dk 51.105.197.148 — AS8075 Microsoft Corporation
🔷 AAAA Records (IPv6)
✗ No AAAA records — IPv6 not configured
🔐 HTTPS Records
✗ No HTTPS RR — no SVCB/HTTPS service binding
📝 TXT Records5 records   258ms
TXT Record
_ciun1zznrrqkq1zggcfco51x05lzljl
_globalsign-domain-verification=i2n1KP95q7CkbHOcP3c2qmSW0fSRPLn5YnC2e7pQE8
df2l91t9d33j8v959m5qq97p1l2vt5lf
google-site-verification=c3qQOhCr3eF5wekSR80hpVf1iaEh1e5pYajraryEzBQ
v=spf1 ip4:149.235.15.0/24 include:_spf.general.transactional-mail-a.com ~all
✉️ SPF
PolicyRecord (dsb-email.dk)
~all (soft fail) v=spf1 ip4:149.235.15.0/24 include:_spf.general.transactional-mail-a.com ~all
📨 DMARC
PolicyRecord (_dmarc.dsb-email.dk)
p=reject v=DMARC1; p=reject; rua=mailto:pfutvobx@ag.eu.dmarcadvisor.com; ruf=mailto:pfutvobx@fr.eu.dmarcadvisor.com; fo=1;
📬 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)
🔐 DNSSEC103ms
CheckResult
Validation Status🔓 Insecure
AD Flag (resolver validates)✗ Not set
DS Record✗ Not found
DNSKEY Record✗ Not found
Flagsunsigned answer
🏷️ SOA0ms
FieldValue
Serial2026081101
Primary NS (MNAME)ns.dsb.dk
Responsible (RNAME)manager@dsb.dk
Refresh1800s
Retry600s
Expire1209600s
Minimum (neg-cache TTL)5400s
📋 Registration
✗ No registration data — collected automatically when SOA serial changes
📋 WHOIS
⏱️ Lookup Timing
NS
61ms
A
54ms
MX
68ms
AAAA
57ms
TXT
258ms
CAA
65ms
HTTPS
55ms
TLSA
156ms
SOA
0ms
MTA-STS
99ms
DNSSEC
103ms
SRV
90ms
Total
1332ms
🕐 Scan History
Scanned AtDurationRecordsDNSSEC
2026-08-12 05:08:04 1332ms 2 NS 1 A 2 MX 🔓 Insecure View
2026-06-29 11:48:35 874ms 2 NS 1 A 2 MX 🔓 Insecure View
2026-06-25 01:47:31 675ms 2 NS 1 A 2 MX 🔓 Insecure View
2026-06-20 02:44:21 4399ms 2 NS 1 A 2 MX 🔓 Insecure View
2026-06-17 04:45:43 685ms 2 NS 1 A 2 MX 🔓 Insecure View
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