dsb-email.dk

📜 Historical scan 2026-06-20 02:44:21 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

dsb-email.dk is a .dk domain served by 2 nameservers (dns.dsb.dk, ns.dsb.dk). It was registered on 10 September 2017 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 74.241.209.189 is hosted by Microsoft Corporation (AS8075) in Sweden. Mail is handled by smtp3.dsb.dk, smtp4.dsb.dk. The zone is not DNSSEC-signed, publishes a DMARC policy and has no IPv6 address. Below are all of its DNS records from this scan: nameservers, A/AAAA, MX, TXT, SPF, DMARC, CAA, TLSA/DANE, MTA-STS, SRV and more.

🖥️ Nameservers#

2 records 60ms

Nameserver	IP addresses	PTR	ASN / 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#

1 records 56ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
74.241.209.189	3600s	—	AS8075	Microsoft Corporation	74.240.0.0/14	🇸🇪 Sweden	—

📧 MX Records#

2 records 75ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
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 Records#

5 records 294ms

TXT Record
_ciun1zznrrqkq1zggcfco51x05lzljl
_globalsign-domain-verification=NjpKLIhouuNwGUzpx5xj-10t1G1Pyy6PiobZROiFOq
df2l91t9d33j8v959m5qq97p1l2vt5lf
google-site-verification=c3qQOhCr3eF5wekSR80hpVf1iaEh1e5pYajraryEzBQ
v=spf1 ip4:149.235.15.0/24 include:_spf.general.transactional-mail-a.com ~all

✉️ SPF#

Policy	Record (dsb-email.dk)
~all (soft fail)	v=spf1 ip4:149.235.15.0/24 include:_spf.general.transactional-mail-a.com ~all

📨 DMARC#

Policy	Record (_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

🧩 Web & zone#

latest probe, not this scan · checked 2026-10-08 18:25:25

www	74.241.209.189 (AS8075) (address records, no CNAME)
www vs bare domain	Same network dsb-email.dk: 74.241.209.189 (AS8075) www.dsb-email.dk: 74.241.209.189 (AS8075)
Wildcard	No

🔎 SPF check#

zone-wide SPF report

DNS lookups: 1/10 · policy: ~all

No problems found

🔗 TLSA / DANE#

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

🔐 DNSSEC#

138ms

Check	Result
Validation Status	🔓 Insecure
AD Flag (resolver validates)	✗ Not set
DS Record	✗ Not found
DNSKEY Record	✗ Not found
Flags	unsigned answer

🏷️ SOA#

55ms

Field	Value
Serial	2026021302
Primary NS (MNAME)	ns.dsb.dk
Responsible (RNAME)	manager@dsb.dk
Refresh	1800s
Retry	600s
Expire	1209600s
Minimum (neg-cache TTL)	5400s

📋 Registration#

WHOIS fetched 2026-10-10 22:31:45

Field	Value
Registrar	Abion AB
Registered	2017-09-10
Expires	2027-09-30 (345d)

📋 WHOIS#

⏱️ Lookup Timing#

60ms

56ms

75ms

AAAA

76ms

TXT

294ms

CAA

53ms

HTTPS

79ms

TLSA

148ms

SOA

55ms

MTA-STS

65ms

DNSSEC

138ms

SRV

4043ms

Total

4399ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-08 18:25:25	1143ms	2 NS 1 A 2 MX	🔓 Insecure
2026-09-30 17:10:38	876ms	2 NS 1 A 2 MX	🔓 Insecure
2026-09-30 03:46:03	1946ms	2 NS 1 A 2 MX	🔓 Insecure
2026-09-27 05:33:27	811ms	2 NS 1 A 2 MX	🔓 Insecure
2026-08-12 05:08:04	1332ms	2 NS 1 A 2 MX	🔓 Insecure
2026-06-29 11:48:35	874ms	2 NS 1 A 2 MX	🔓 Insecure
2026-06-25 01:47:31	675ms	2 NS 1 A 2 MX	🔓 Insecure
2026-06-20 02:44:21 shown	4399ms	2 NS 1 A 2 MX	🔓 Insecure
2026-06-17 04:45:43	685ms	2 NS 1 A 2 MX	🔓 Insecure