bk77.dk

📜 Historical scan 2026-06-16 14:44:20 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

bk77.dk is a .dk domain served by 2 nameservers (duke.ns.cloudflare.com, kiki.ns.cloudflare.com). It was registered on 7 August 2003 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 104.21.6.166 is hosted by Cloudflare, Inc. (AS13335). Mail is handled by mx1.pub.mailpod5-cph3.one.com, mx2.pub.mailpod5-cph3.one.com and 1 more. 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#

2 records 33ms

Nameserver	IP addresses	PTR	ASN / ISP
duke.ns.cloudflare.com	—	—	—
kiki.ns.cloudflare.com	—	—	—

🌍 A Records#

2 records 31ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
104.21.6.166	—	—	AS13335	Cloudflare, Inc.	104.21.0.0/17	—	—
172.67.135.9	—	—	AS13335	Cloudflare, Inc.	172.67.128.0/17	—	—

📧 MX Records#

3 records 31ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	—	mx1.pub.mailpod5-cph3.one.com	185.164.14.54	mx1.pub.mailpod5-cph3.one.com	AS51468 One.com A/S
10	—	mx2.pub.mailpod5-cph3.one.com	185.164.14.55	mx2.pub.mailpod5-cph3.one.com	AS51468 One.com A/S
10	—	mx3.pub.mailpod5-cph3.one.com	185.164.14.56	mx3.pub.mailpod5-cph3.one.com	AS51468 One.com A/S

🔷 AAAA Records (IPv6)#

2 records 33ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2606:4700:3031::6815:6a6	—	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—
2606:4700:3031::ac43:8709	—	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—

🔐 HTTPS Records#

1 records 31ms

Priority	Target	SvcParams
1 service	.	alpn="h3,h2" ipv4hint=104.21.6.166,172.67.135.9 ech=AEX+DQBBkQAgACClJENMjJCKs8qIfd+04OvwQP4hU5mfUQK6PmcbIChPAAAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3031::6815:6a6,2606:4700:3031::ac43:8709

📝 TXT Records#

1 records 132ms

TXT Record
v=spf1 include:_custspf.one.com ~all

✉️ SPF#

Policy	Record (bk77.dk)
~all (soft fail)	v=spf1 include:_custspf.one.com ~all

📨 DMARC#

Policy	Record (_dmarc.bk77.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 2026-10-10 03:34:44

www	104.21.6.166 172.67.135.9 2606:4700:3031::6815:6a6 2606:4700:3034::ac43:8709 (AS13335) (address records, no CNAME)
www vs bare domain	Same network bk77.dk: 104.21.6.166 172.67.135.9 2606:4700:3031::6815:6a6 2606:4700:3034::ac43:8709 (AS13335) www.bk77.dk: 104.21.6.166 172.67.135.9 2606:4700:3031::6815:6a6 2606:4700:3034::ac43:8709 (AS13335)
Wildcard	No

🔎 SPF check#

zone-wide SPF report

DNS lookups: 1/10 · policy: ~all

No problems found

🔗 TLSA / DANE#

3 records 55ms

Service / Owner	Type	Cert association
SMTP _25._tcp.mx1.pub.mailpod5-cph3.one.com	DANE-EE · SPKI · SHA-256	D8DFA3FF2BFC8029FC54CAE58297D988…
SMTP _25._tcp.mx2.pub.mailpod5-cph3.one.com	DANE-EE · SPKI · SHA-256	D8DFA3FF2BFC8029FC54CAE58297D988…
SMTP _25._tcp.mx3.pub.mailpod5-cph3.one.com	DANE-EE · SPKI · SHA-256	D8DFA3FF2BFC8029FC54CAE58297D988…

🔐 DNSSEC#

112ms

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

🏷️ SOA#

31ms

Field	Value
Serial	2403040756
Primary NS (MNAME)	duke.ns.cloudflare.com
Responsible (RNAME)	dns@cloudflare.com
Refresh	10000s
Retry	2400s
Expire	604800s
Minimum (neg-cache TTL)	1800s

📋 Registration#

WHOIS fetched 2026-10-15 22:54:21

Field	Value
Registrar	Punktum dk A/S (direct)
Registered	2003-08-07
Expires	2027-08-31 (317d)

🔗 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#

33ms

31ms

AAAA

33ms

TXT

132ms

CAA

29ms

HTTPS

31ms

TLSA

55ms

SOA

31ms

MTA-STS

34ms

DNSSEC

112ms

SRV

0ms

Total

608ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-02 11:23:03	643ms	2 NS 2 A 3 MX	🔓 Insecure
2026-09-23 22:05:50	894ms	2 NS 2 A 3 MX	🔓 Insecure
2026-09-17 18:10:43	2093ms	2 NS 2 A 3 MX	🔓 Insecure
2026-09-10 17:15:29	2714ms	2 NS 2 A 3 MX	🔓 Insecure
2026-08-31 07:55:21	1732ms	2 NS 2 A 3 MX	🔓 Insecure
2026-08-28 02:51:40	960ms	2 NS 2 A 3 MX	🔓 Insecure
2026-08-20 02:16:50	1775ms	2 NS 2 A 3 MX	🔓 Insecure
2026-06-26 23:05:31	2035ms	2 NS 2 A 3 MX	🔓 Insecure
2026-06-26 20:37:43	1040ms	2 NS 2 A 3 MX	🔓 Insecure
2026-06-16 14:44:20 shown	608ms	2 NS 2 A 3 MX	🔓 Insecure