bogtanken.dk

📜 Historical scan 2026-08-26 21:42:46 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

bogtanken.dk is a .dk domain served by 2 nameservers (burt.ns.cloudflare.com, jo.ns.cloudflare.com). It was registered on 17 August 2017 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 104.21.75.134 is hosted by Cloudflare, Inc. (AS13335). Mail is handled by mail.bogtanken.dk. The zone is not DNSSEC-signed, has no 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 36ms

Nameserver	IP addresses	PTR	ASN / ISP
burt.ns.cloudflare.com	108.162.193.79 172.64.33.79 173.245.59.79 2606:4700:58::adf5:3b4f 2803:f800:50::6ca2:c14f 2a06:98c1:50::ac40:214f	burt.ns.cloudflare.com burt.ns.cloudflare.com burt.ns.cloudflare.com burt.ns.cloudflare.com burt.ns.cloudflare.com burt.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
jo.ns.cloudflare.com	108.162.192.172 172.64.32.172 173.245.58.172 2606:4700:50::adf5:3aac 2803:f800:50::6ca2:c0ac 2a06:98c1:50::ac40:20ac	jo.ns.cloudflare.com jo.ns.cloudflare.com jo.ns.cloudflare.com jo.ns.cloudflare.com jo.ns.cloudflare.com jo.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.

🌍 A Records#

2 records 35ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
104.21.75.134	300s	—	AS13335	Cloudflare, Inc.	104.21.0.0/17	—	—
172.67.177.74	300s	—	AS13335	Cloudflare, Inc.	172.67.128.0/17	—	—

📧 MX Records#

1 records 24ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
9	300s	mail.bogtanken.dk	185.67.45.250	server.selserver.com	AS201682 Liquid Web B.V.

🔷 AAAA Records (IPv6)#

2 records 28ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2606:4700:3032::6815:4b86	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—
2606:4700:3037::ac43:b14a	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—

🔐 HTTPS Records#

1 records 35ms

Priority	Target	SvcParams
1 service	.	alpn="h2" ipv4hint=104.21.75.134,172.67.177.74 ech=AEX+DQBB5AAgACABapd4L/jVNdxaf0gluT2G7/56pQYsISi2KEnoFpT2AgAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3032::6815:4b86,2606:4700:3037::ac43:b14a

📝 TXT Records#

2 records 158ms

TXT Record
google-site-verification=hFGZV9tTe1Ip9TBmGRFZV90aZwhjdApFK5iIDlJNzEo
v=spf1 ip4:185.67.45.250 ~all

✉️ SPF#

Policy	Record (bogtanken.dk)
~all (soft fail)	v=spf1 ip4:185.67.45.250 ~all

📨 DMARC#

✗ No DMARC record — mail spoofing not restricted

📬 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 2026-10-22 14:21:26

www	104.21.75.134 172.67.177.74 2606:4700:3032::6815:4b86 2606:4700:3037::ac43:b14a (AS13335) (address records, no CNAME)
www vs bare domain	Same network bogtanken.dk: 104.21.75.134 172.67.177.74 2606:4700:3032::6815:4b86 2606:4700:3037::ac43:b14a (AS13335) www.bogtanken.dk: 104.21.75.134 172.67.177.74 2606:4700:3032::6815:4b86 2606:4700:3037::ac43:b14a (AS13335)
Wildcard	No

✍️ DKIM keys#

1 found

Selector	CNAME	Key
default	—	RSA Invalid key data — receivers can't verify signatures

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: 0/10 · policy: ~all

No problems found

🔏 ACME Challenge#

Type	Name	Value
TXT	_acme-challenge.bogtanken.dk	Jl-5geh2ggJ_jl8dDKeSQ00aTKoQmD8jlfOXcLOkRZA
TXT	_acme-challenge.bogtanken.dk	k80j6wtmgJmvWcwb5HPJCNQy6va8SHN85xDj6j6CsDY

🔗 TLSA / DANE#

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

🔐 DNSSEC#

104ms

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

🏷️ SOA#

0ms

Field	Value
Serial	2413194785
Primary NS (MNAME)	burt.ns.cloudflare.com
Responsible (RNAME)	dns@cloudflare.com
Refresh	10000s
Retry	2400s
Expire	604800s
Minimum (neg-cache TTL)	1800s

📋 Registration#

WHOIS fetched 2026-10-09 12:52:12

Field	Value
Registrar	Insight Logic ApS
Registered	2017-08-17
Expires	2027-08-31 (310d)

📋 WHOIS#

⏱️ Lookup Timing#

36ms

35ms

24ms

AAAA

28ms

TXT

158ms

CAA

26ms

HTTPS

35ms

TLSA

55ms

SOA

0ms

MTA-STS

47ms

DNSSEC

104ms

SRV

48ms

Total

603ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-22 14:21:26	975ms	2 NS 2 A 1 MX	🔓 Insecure
2026-10-11 17:49:49	1934ms	2 NS 2 A 1 MX	🔓 Insecure
2026-10-01 08:45:45	540ms	2 NS 2 A 1 MX	🔓 Insecure
2026-09-24 07:25:51	712ms	2 NS 2 A 1 MX	🔓 Insecure
2026-08-28 03:33:59	1038ms	2 NS 2 A 1 MX	🔓 Insecure
2026-08-26 21:42:46 shown	603ms	2 NS 2 A 1 MX	🔓 Insecure
2026-08-23 10:19:06	1235ms	2 NS 2 A 1 MX	🔓 Insecure
2026-08-21 08:34:03	1615ms	2 NS 2 A 1 MX	🔓 Insecure
2026-08-14 21:11:14	4371ms	2 NS 2 A 1 MX	🔓 Insecure
2026-06-29 07:34:51	921ms	2 NS 2 A 1 MX	🔓 Insecure
2026-06-25 22:28:30	833ms	2 NS 2 A 1 MX	🔓 Insecure
2026-06-25 07:37:17	2405ms	2 NS 2 A 1 MX	🔓 Insecure
2026-06-21 00:17:03	1326ms	2 NS 2 A 1 MX	🔓 Insecure
2026-06-19 02:39:10	1029ms	2 NS 2 A 1 MX	🔓 Insecure
2026-06-16 15:31:15	548ms	2 NS 2 A 1 MX	🔓 Insecure