crontab.dk

📜 Historical scan 2026-06-17 01:39:34 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

crontab.dk is a .dk domain served by 2 nameservers (dee.ns.cloudflare.com, marty.ns.cloudflare.com). It was already in the .dk zone when our tracking began on 16 June 2026. Its website address 104.21.62.77 is hosted by Cloudflare, Inc. (AS13335). 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 3847ms

Nameserver	IP addresses	PTR	ASN / ISP
dee.ns.cloudflare.com	—	—	—
marty.ns.cloudflare.com	—	—	—

🌍 A Records#

2 records 886ms

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

📧 MX Records#

📧

No MX records found

🔷 AAAA Records (IPv6)#

2 records 1331ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2606:4700:3032::ac43:ddcd	—	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—
2606:4700:3036::6815:3e4d	—	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—

🔐 HTTPS Records#

1 records 4548ms

Priority	Target	SvcParams
1 service	.	alpn="h3,h2" ipv4hint=104.21.62.77,172.67.221.205 ech=AEX+DQBBJQAgACAcN7sXzbkfBzYdRONrkLyX+Km5Fc4T8trkpLKynbj9DgAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3032::ac43:ddcd,2606:4700:3036::6815:3e4d

📝 TXT Records#

📝

No TXT records found

✉️ SPF#

✗ No SPF record — mail spoofing not restricted

📨 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 2026-10-09 01:57:24

www	NXDOMAIN
www vs bare domain	www does not resolve crontab.dk: 104.21.62.77 172.67.221.205 2606:4700:3032::6815:3e4d 2606:4700:3032::ac43:ddcd (AS13335) www.crontab.dk: no address (all like this)
Wildcard	No

🔗 TLSA / DANE#

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

🔐 DNSSEC#

6945ms

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

🏷️ SOA#

958ms

Field	Value
Serial	2406183301
Primary NS (MNAME)	dee.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#

3847ms

886ms

3172ms

AAAA

1331ms

TXT

4229ms

CAA

2841ms

HTTPS

4548ms

TLSA

12877ms

SOA

958ms

MTA-STS

4280ms

DNSSEC

6945ms

SRV

0ms

Total

65535ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-09 01:57:24	961ms	2 NS 2 A 0 MX	🔓 Insecure
2026-10-01 06:02:38	504ms	2 NS 2 A 0 MX	🔓 Insecure
2026-09-19 20:47:04	3481ms	2 NS 2 A 0 MX	🔓 Insecure
2026-09-14 02:00:12	901ms	2 NS 2 A 0 MX	🔓 Insecure
2026-08-28 08:21:28	747ms	2 NS 2 A 0 MX	🔓 Insecure
2026-08-24 01:05:46	916ms	2 NS 2 A 0 MX	🔓 Insecure
2026-08-22 21:05:47	2018ms	2 NS 2 A 0 MX	🔓 Insecure
2026-07-16 23:50:33	741ms	2 NS 2 A 0 MX	🔓 Insecure
2026-06-23 13:53:49	998ms	2 NS 2 A 0 MX	🔓 Insecure
2026-06-20 03:22:06	686ms	2 NS 2 A 0 MX	🔓 Insecure
2026-06-17 01:39:34 shown	65535ms	2 NS 2 A 0 MX	🔓 Insecure
2026-06-16 23:06:29	1477ms	2 NS 2 A 0 MX	🔓 Insecure
2026-06-16 23:02:45	332ms	2 NS 2 A 0 MX	🔓 Insecure
2026-06-16 23:01:10	471ms	2 NS 2 A 0 MX	🔓 Insecure