sleepzen.dk

📜 Historical scan 2026-06-17 16:54:47 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

sleepzen.dk is a .dk domain served by 2 nameservers (henry.ns.cloudflare.com, ingrid.ns.cloudflare.com). It was registered on 14 November 2023 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Mail is handled by route1.mx.cloudflare.net, route3.mx.cloudflare.net 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 89ms

Nameserver	IP addresses	PTR	ASN / ISP
henry.ns.cloudflare.com	108.162.193.176 172.64.33.176 173.245.59.176 2606:4700:58::adf5:3bb0 2803:f800:50::6ca2:c1b0 2a06:98c1:50::ac40:21b0	henry.ns.cloudflare.com henry.ns.cloudflare.com henry.ns.cloudflare.com henry.ns.cloudflare.com henry.ns.cloudflare.com henry.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
ingrid.ns.cloudflare.com	108.162.192.165 172.64.32.165 173.245.58.165 2606:4700:50::adf5:3aa5 2803:f800:50::6ca2:c0a5 2a06:98c1:50::ac40:20a5	ingrid.ns.cloudflare.com ingrid.ns.cloudflare.com ingrid.ns.cloudflare.com ingrid.ns.cloudflare.com ingrid.ns.cloudflare.com ingrid.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 111ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
104.21.17.11	—	—	AS13335	—	—	—	—
172.67.218.92	—	—	AS13335	—	—	—	—

📧 MX Records#

3 records 93ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
29	—	route1.mx.cloudflare.net	162.159.205.11 162.159.205.12 162.159.205.13 2606:4700:f5::b 2606:4700:f5::c 2606:4700:f5::d	route1.mx.cloudflare.net route1.mx.cloudflare.net route1.mx.cloudflare.net route1.mx.cloudflare.net route1.mx.cloudflare.net route1.mx.cloudflare.net	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
76	—	route3.mx.cloudflare.net	162.159.205.23 162.159.205.24 162.159.205.25 2606:4700:f5::11 2606:4700:f5::12 2606:4700:f5::13	route3.mx.cloudflare.net route3.mx.cloudflare.net route3.mx.cloudflare.net route3.mx.cloudflare.net route3.mx.cloudflare.net route3.mx.cloudflare.net	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
82	—	route2.mx.cloudflare.net	162.159.205.17 162.159.205.18 162.159.205.19 2606:4700:f5::10 2606:4700:f5::e 2606:4700:f5::f	route2.mx.cloudflare.net route2.mx.cloudflare.net route2.mx.cloudflare.net route2.mx.cloudflare.net route2.mx.cloudflare.net route2.mx.cloudflare.net	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.

🔷 AAAA Records (IPv6)#

2 records 120ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2606:4700:3031::ac43:da5c	—	—	AS13335	—	—	—	—
2606:4700:3037::6815:110b	—	—	AS13335	—	—	—	—

🔐 HTTPS Records#

1 records 93ms

Priority	Target	SvcParams
1 service	.	alpn="h3,h2" ipv4hint=104.21.17.11,172.67.218.92 ech=AEX+DQBBcQAgACCLRAjcukzv4fR8BmTwARacd6cY+leAQVPWIttYUEh6LQAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3031::ac43:da5c,2606:4700:3037::6815:110b

📝 TXT Records#

2 records 194ms

TXT Record
google-site-verification=x3NN_6rD07nTuC1HcH32yUoKbcsA8P0XXaeRYV3XjtM
v=spf1 +mx +a include:_spf.mx.cloudflare.net +a +mx +ip4:85.92.73.30 +ip4:5.134.9.155 +ip4:5.134.12.217 ~all

✉️ SPF#

Policy	Record (sleepzen.dk)
~all (soft fail)	v=spf1 +mx +a include:_spf.mx.cloudflare.net +a +mx +ip4:85.92.73.30 +ip4:5.134.9.155 +ip4:5.134.12.217 ~all

📨 DMARC#

Policy	Record (_dmarc.sleepzen.dk)
p=none (monitor only)	v=DMARC1; p=none; rua=mailto:77456652d63347a79e26d02790ae0b7d@dmarc-reports.cloudflare.net

📬 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 2026-10-13 00:16:41

www	104.21.80.162 172.67.151.120 2606:4700:3033::6815:50a2 2606:4700:3036::ac43:9778 (AS13335) (address records, no CNAME)
www vs bare domain	Same network sleepzen.dk: 104.21.80.162 172.67.151.120 2606:4700:3033::6815:50a2 2606:4700:3036::ac43:9778 (AS13335) www.sleepzen.dk: 104.21.80.162 172.67.151.120 2606:4700:3033::6815:50a2 2606:4700:3036::ac43:9778 (AS13335)
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#

9 records 566ms

Service / Owner	Type	Cert association
SMTP _25._tcp.route1.mx.cloudflare.net	DANE-TA · SPKI · SHA-256	59E738E674221702AF1EDB87C5200C1A…
SMTP _25._tcp.route1.mx.cloudflare.net	DANE-EE · SPKI · SHA-256	0F0C6C164A36F97E7B4C5A5B69D6F4F2…
SMTP _25._tcp.route1.mx.cloudflare.net	DANE-EE · SPKI · SHA-256	9BE5B7D47F9EFF930C11EB04D27CAE6B…
SMTP _25._tcp.route2.mx.cloudflare.net	DANE-EE · SPKI · SHA-256	9BE5B7D47F9EFF930C11EB04D27CAE6B…
SMTP _25._tcp.route2.mx.cloudflare.net	DANE-TA · SPKI · SHA-256	59E738E674221702AF1EDB87C5200C1A…
SMTP _25._tcp.route2.mx.cloudflare.net	DANE-EE · SPKI · SHA-256	0F0C6C164A36F97E7B4C5A5B69D6F4F2…
SMTP _25._tcp.route3.mx.cloudflare.net	DANE-EE · SPKI · SHA-256	0F0C6C164A36F97E7B4C5A5B69D6F4F2…
SMTP _25._tcp.route3.mx.cloudflare.net	DANE-EE · SPKI · SHA-256	9BE5B7D47F9EFF930C11EB04D27CAE6B…
SMTP _25._tcp.route3.mx.cloudflare.net	DANE-TA · SPKI · SHA-256	59E738E674221702AF1EDB87C5200C1A…

🔐 DNSSEC#

185ms

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

🏷️ SOA#

89ms

Field	Value
Serial	2405512795
Primary NS (MNAME)	henry.ns.cloudflare.com
Responsible (RNAME)	dns@cloudflare.com
Refresh	10000s
Retry	2400s
Expire	604800s
Minimum (neg-cache TTL)	1800s

📋 Registration#

WHOIS fetched 2026-10-02 13:37:30

Field	Value
Registrar	Punktum dk A/S (direct)
Registered	2023-11-14
Expires	2027-11-13 (385d)

📋 WHOIS#

⏱️ Lookup Timing#

89ms

111ms

93ms

AAAA

120ms

TXT

194ms

CAA

91ms

HTTPS

93ms

TLSA

566ms

SOA

89ms

MTA-STS

131ms

DNSSEC

185ms

SRV

0ms

Total

3559ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-02 12:54:13	1942ms	2 NS 2 A 3 MX	🔓 Insecure
2026-09-27 12:14:15	1138ms	2 NS 2 A 3 MX	🔓 Insecure
2026-09-21 23:32:47	1791ms	2 NS 2 A 3 MX	🔓 Insecure
2026-09-19 12:58:43	1069ms	2 NS 2 A 3 MX	🔓 Insecure
2026-09-18 07:35:18	2264ms	2 NS 2 A 3 MX	🔓 Insecure
2026-09-04 11:29:56	813ms	2 NS 2 A 3 MX	🔓 Insecure
2026-08-19 03:28:20	14756ms	2 NS 2 A 3 MX	🔓 Insecure
2026-08-17 16:34:46	6211ms	2 NS 2 A 3 MX	🔓 Insecure
2026-06-21 14:43:52	773ms	2 NS 2 A 3 MX	🔓 Insecure
2026-06-17 16:54:47 shown	3559ms	2 NS 2 A 3 MX	🔓 Insecure