zenlab.dk

📜 Historical scan 2026-10-03 20:33:52 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

zenlab.dk is a .dk domain served by 2 nameservers (dora.ns.cloudflare.com, seth.ns.cloudflare.com). It was already in the .dk zone when our tracking began on 16 June 2026. Its website address 104.21.3.225 is hosted by Cloudflare, Inc. (AS13335). Mail is handled by aspmx.l.google.com, alt1.aspmx.l.google.com and 3 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 35ms

Nameserver	IP addresses	PTR	ASN / ISP
dora.ns.cloudflare.com	108.162.192.108 172.64.32.108 173.245.58.108 2606:4700:50::adf5:3a6c 2803:f800:50::6ca2:c06c 2a06:98c1:50::ac40:206c	dora.ns.cloudflare.com dora.ns.cloudflare.com dora.ns.cloudflare.com dora.ns.cloudflare.com dora.ns.cloudflare.com dora.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
seth.ns.cloudflare.com	108.162.193.142 172.64.33.142 173.245.59.142 2606:4700:58::adf5:3b8e 2803:f800:50::6ca2:c18e 2a06:98c1:50::ac40:218e	seth.ns.cloudflare.com seth.ns.cloudflare.com seth.ns.cloudflare.com seth.ns.cloudflare.com seth.ns.cloudflare.com seth.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 30ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
104.21.3.225	300s	—	AS13335	Cloudflare, Inc.	104.21.0.0/17	—	—
172.67.153.187	300s	—	AS13335	Cloudflare, Inc.	172.67.128.0/17	—	—

📧 MX Records#

5 records 31ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
1	3600s	aspmx.l.google.com	2a00:1450:4010:c03::1b 2a00:1450:4010:c03::1b 64.233.164.27	lr-in-x1b.1e100.net lr-in-f27.1e100.net lf-in-f27.1e100.net	AS15169 Google LLC AS15169 Google LLC AS15169 Google LLC
5	3600s	alt1.aspmx.l.google.com	192.178.158.26 2404:6800:4013:813::1a	lcdels-in-f26.1e100.net lcdels-in-f26.1e100.net	AS15169 Google LLC AS15169 Google LLC
5	3600s	alt2.aspmx.l.google.com	173.194.41.26 173.194.41.26 2404:6800:4001:c01::1b	yukulwh-in-f26.1e100.net mad01s14-in-f26.1e100.net yukulwh-in-f27.1e100.net	AS15169 Google LLC AS15169 Google LLC AS15169 Google LLC
10	3600s	alt3.aspmx.l.google.com	172.253.158.27 2404:6800:4003:c26::1a	so-in-f27.1e100.net so-in-f26.1e100.net	AS15169 Google LLC AS15169 Google LLC
10	3600s	alt4.aspmx.l.google.com	108.177.125.27 2404:6800:4008:c01::1a	tp-in-f27.1e100.net tp-in-f26.1e100.net	AS15169 Google LLC AS15169 Google LLC

📧 Autodiscover / Autoconfig#

Service	CNAME / IP
🔷 Autodiscover	104.21.3.225
🔶 Autoconfig	104.21.3.225

🔷 AAAA Records (IPv6)#

2 records 30ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2606:4700:3031::ac43:99bb	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—
2606:4700:3033::6815:3e1	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—

🔐 HTTPS Records#

1 records 37ms

Priority	Target	SvcParams
1 service	.	alpn="h3,h2" ipv4hint=104.21.3.225,172.67.153.187 ech=AEX+DQBBeQAgACDfZH+FIgtIbS0xT9eb9RbHqikRvXbrKA/q5+o+0II1GAAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3031::ac43:99bb,2606:4700:3033::6815:3e1

📝 TXT Records#

2 records 175ms

TXT Record
google-site-verification=dEI2gIVaCQ-kihiH4a1d4IDej0MzBwBcO6ucqcfDv2c
v=spf1 include:_spf.google.com ~all

✉️ SPF#

Policy	Record (zenlab.dk)
~all (soft fail)	v=spf1 include:_spf.google.com ~all

📨 DMARC#

Policy	Record (_dmarc.zenlab.dk)
p=none (monitor only)	v=DMARC1; p=none; rua=mailto:dmarc@zenlab.dk; adkim=r; aspf=r

📬 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 2026-10-07 21:57:22

www	NXDOMAIN
www vs bare domain	Neither resolves zenlab.dk: no address www.zenlab.dk: no address
Wildcard	No

✍️ DKIM keys#

1 found

Selector	CNAME	Key
google	—	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: 1/10 · policy: ~all

No problems found

🔗 TLSA / DANE#

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

🔐 DNSSEC#

54ms

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

🏷️ SOA#

35ms

Field	Value
Serial	2415038732
Primary NS (MNAME)	dora.ns.cloudflare.com
Responsible (RNAME)	dns@cloudflare.com
Refresh	10000s
Retry	2400s
Expire	604800s
Minimum (neg-cache TTL)	1800s

📋 Registration#

✗ No registration data yet — queued for a WHOIS lookup

📋 WHOIS#

⏱️ Lookup Timing#

35ms

30ms

31ms

AAAA

30ms

TXT

175ms

CAA

29ms

HTTPS

37ms

TLSA

69ms

SOA

35ms

MTA-STS

57ms

DNSSEC

54ms

SRV

65ms

Total

551ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-05 20:50:28	1183ms	2 NS 0 A 5 MX	🔓 Insecure
2026-10-03 20:33:52 shown	551ms	2 NS 2 A 5 MX	🔓 Insecure
2026-09-30 20:36:20	1168ms	2 NS 2 A 5 MX	🔓 Insecure
2026-09-29 22:07:43	705ms	2 NS 2 A 5 MX	🔓 Insecure
2026-09-18 06:37:51	1519ms	2 NS 2 A 5 MX	🔓 Insecure
2026-09-02 16:14:42	861ms	2 NS 2 A 5 MX	🔓 Insecure
2026-08-24 04:06:10	5849ms	2 NS 2 A 5 MX	🔓 Insecure
2026-08-23 02:18:10	3268ms	2 NS 2 A 5 MX	🔓 Insecure
2026-07-19 20:55:35	1374ms	2 NS 2 A 5 MX	🔓 Insecure
2026-06-17 12:12:32	917ms	2 NS 2 A 5 MX	🔓 Insecure