dsb-first.dk

Records from scan: 2026-09-25 04:07:55  ·  9336ms total  ·  last checked 2026-10-16 00:36 (unchanged)
⬇ Zone File 📜 Timeline & History ⚡ Scan Now

dsb-first.dk is a .dk domain served by 2 nameservers (dns.dsb.dk, ns.dsb.dk). It was already in the .dk zone when our tracking began on 16 June 2026. The zone is not DNSSEC-signed, publishes a DMARC policy and has no IPv6 address. Below are all of its DNS records from our latest scan: nameservers, A/AAAA, MX, TXT, SPF, DMARC, CAA, TLSA/DANE, MTA-STS, SRV and more.

🖥️ Nameservers#

2 records   43ms
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 Records#

🌍
No A records found

📧 MX Records#

📧
No MX records found

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records#

1 records   212ms
TXT Record
v=spf1 -all

✉️ SPF#

PolicyRecord (dsb-first.dk)
-all (hard fail) v=spf1 -all

📨 DMARC#

PolicyRecord (_dmarc.dsb-first.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

🧩 Web & zone#

checked 2026-10-16 00:36:18
wwwNXDOMAIN
www vs bare domainNeither resolves
dsb-first.dk: no address
www.dsb-first.dk: no address
WildcardNo

🔎 SPF check#

zone-wide SPF report

DNS lookups: 0/10 · policy: -all

No problems found

🔗 TLSA / DANE#

✗ No TLSA records — DANE not configured for HTTPS (_443) or MX (_25)

🔐 DNSSEC#

9077ms
CheckResult
Validation Status🔓 Insecure
AD Flag (resolver validates)✗ Not set
DS Record✗ Not found
DNSKEY Record✗ Not found
Flagsresolution failed: ncache nxrrset

🏷️ SOA#

0ms
FieldValue
Serial2022120701
Primary NS (MNAME)ns.dsb.dk
Responsible (RNAME)manager@dsb.dk
Refresh1800s
Retry600s
Expire1209600s
Minimum (neg-cache TTL)5400s

📋 Registration#

✗ No registration data yet — queued for a WHOIS lookup
📋 WHOIS#

⏱️ Lookup Timing#

NS
43ms
A
53ms
MX
38ms
AAAA
44ms
TXT
212ms
CAA
51ms
HTTPS
37ms
TLSA
49ms
SOA
0ms
MTA-STS
59ms
DNSSEC
9077ms
SRV
69ms
Total
9336ms

🕐 Scan History#

Scanned AtDurationRecordsDNSSEC
2026-09-25 04:07:55 shown 9336ms 2 NS 0 A 0 MX 🔓 Insecure
2026-08-28 07:21:43 1104ms 2 NS 0 A 0 MX 🔓 Insecure
2026-08-26 08:51:06 546ms 2 NS 0 A 0 MX 🔓 Insecure
2026-07-21 22:49:20 24374ms 2 NS 0 A 0 MX 🔓 Insecure
2026-07-15 21:18:34 16749ms 2 NS 0 A 0 MX 🔓 Insecure
2026-06-24 18:49:46 438ms 2 NS 0 A 0 MX 🔓 Insecure
2026-06-23 15:12:37 14278ms 0 NS 0 A 0 MX ❓ Unknown
2026-06-21 19:16:44 411ms 2 NS 0 A 0 MX 🔓 Insecure
2026-06-17 04:45:18 478ms 2 NS 0 A 0 MX 🔓 Insecure
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