burstein.dk

📜 Historical scan 2026-06-16 17:46:04 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

burstein.dk is a .dk domain served by 3 nameservers (ns5.chosting.dk, ns6.chosting.dk, ns7.chosting.dk). It was registered on 28 August 2018 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 178.20.216.125 is hosted by Atea A/S (AS21060) in Denmark. Mail is handled by burstein.dk. The zone is not DNSSEC-signed, publishes a DMARC policy and is reachable over IPv6. 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#

3 records 109ms

Nameserver	IP addresses	PTR	ASN / ISP
ns5.chosting.dk	—	—	—
ns6.chosting.dk	—	—	—
ns7.chosting.dk	—	—	—

🌍 A Records#

1 records 77ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
178.20.216.125	—	server17.chosting.dk	AS21060	Atea A/S	178.20.216.0/23	🇩🇰 Denmark	—

📧 MX Records#

1 records 91ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	—	burstein.dk	178.20.216.125	server17.chosting.dk	AS21060 Atea A/S

🔷 AAAA Records (IPv6)#

1 records 95ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2a01:7cc0:101:ffff::1:13	—	—	AS21060	Atea A/S	2a01:7cc0:100:0:0:0:0:0/40	🇩🇰 Denmark	—

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records#

1 records 217ms

TXT Record
v=spf1 ip4:178.20.216.125 include:spf.chosting.dk ip4:178.20.216.8 +a +mx +ip4:91.215.163.244 +ip4:91.215.163.252 ~all

✉️ SPF#

Policy	Record (burstein.dk)
~all (soft fail)	v=spf1 ip4:178.20.216.125 include:spf.chosting.dk ip4:178.20.216.8 +a +mx +ip4:91.215.163.244 +ip4:91.215.163.252 ~all

📨 DMARC#

Policy	Record (_dmarc.burstein.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

🧩 Web & zone#

latest probe, not this scan · checked 2026-10-12 13:17:48

www CNAME	burstein.dk (all on burstein.dk) → 178.20.216.125 2a01:7cc0:101:ffff::1:13 (AS21060)
www vs bare domain	Same network burstein.dk: 178.20.216.125 2a01:7cc0:101:ffff::1:13 (AS21060) www.burstein.dk: 178.20.216.125 2a01:7cc0:101:ffff::1:13 (AS21060)
Wildcard	No

✍️ DKIM keys#

1 found

Selector	CNAME	Key
default	—	RSA · ~2048 bit

DKIM selectors can't be listed, so we check the common ones (Microsoft 365, Google, Mailchimp, SendGrid, generic). Keys under other selectors aren't shown.

🔎 SPF check#

zone-wide SPF report

DNS lookups: 5/10 · policy: ~all

No problems found

🔗 TLSA / DANE#

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

🔐 DNSSEC#

192ms

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

🏷️ SOA#

96ms

Field	Value
Serial	2026052600
Primary NS (MNAME)	ns5.chosting.dk
Responsible (RNAME)	logs@chosting.dk
Refresh	3600s
Retry	1800s
Expire	1209600s
Minimum (neg-cache TTL)	86400s

📋 Registration#

WHOIS fetched 2026-10-14 22:41:28

Field	Value
Registrar	Punktum dk A/S (direct)
Registered	2018-08-28
Expires	2027-08-31 (318d)

🔗 Same registrant#

0 domains

Other .dk domains whose WHOIS registrant has the same name and postal address. Matched on a keyed hash: the registrant's details are not stored or shown. Covers only domains whose WHOIS we have fetched (refreshed about monthly).

No other domain with this registrant in our WHOIS data yet

📋 WHOIS#

⏱️ Lookup Timing#

109ms

77ms

91ms

AAAA

95ms

TXT

217ms

CAA

73ms

HTTPS

72ms

TLSA

76ms

SOA

96ms

MTA-STS

44ms

DNSSEC

192ms

SRV

0ms

Total

587ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-09-11 12:51:39	809ms	3 NS 1 A 1 MX	🔓 Insecure
2026-07-11 06:30:33	8850ms	3 NS 1 A 1 MX	🔓 Insecure
2026-06-19 17:12:12	647ms	3 NS 1 A 1 MX	🔓 Insecure
2026-06-19 15:46:34	471ms	3 NS 1 A 1 MX	🔓 Insecure
2026-06-16 17:46:04 shown	587ms	3 NS 1 A 1 MX	🔓 Insecure