crew-net.dk

📜 Historical scan 2026-09-24 18:27:22 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

crew-net.dk is a .dk domain served by 2 nameservers (barbara.ns.cloudflare.com, guss.ns.cloudflare.com). It was registered on 15 December 2014 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 104.21.5.143 is hosted by Cloudflare, Inc. (AS13335). Mail is handled by mx.unoeuro.com. 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 46ms

Nameserver	IP addresses	PTR	ASN / ISP
barbara.ns.cloudflare.com	108.162.192.248 172.64.32.248 173.245.58.248 2606:4700:50::adf5:3af8 2803:f800:50::6ca2:c0f8 2a06:98c1:50::ac40:20f8	barbara.ns.cloudflare.com barbara.ns.cloudflare.com barbara.ns.cloudflare.com barbara.ns.cloudflare.com barbara.ns.cloudflare.com barbara.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
guss.ns.cloudflare.com	108.162.193.172 172.64.33.172 173.245.59.172 2606:4700:58::adf5:3bac 2803:f800:50::6ca2:c1ac 2a06:98c1:50::ac40:21ac	guss.ns.cloudflare.com guss.ns.cloudflare.com guss.ns.cloudflare.com guss.ns.cloudflare.com guss.ns.cloudflare.com guss.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 49ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
104.21.5.143	300s	—	AS13335	Cloudflare, Inc.	104.21.0.0/17	—	—
172.67.154.167	300s	—	AS13335	Cloudflare, Inc.	172.67.128.0/17	—	—

📧 MX Records#

1 records 44ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	300s	mx.unoeuro.com	94.231.106.20	mx.simply.com	AS48854 team.blue Denmark A/S

🔷 AAAA Records (IPv6)#

2 records 47ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2606:4700:3032::ac43:9aa7	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—
2606:4700:3033::6815:58f	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—

🔐 HTTPS Records#

1 records 46ms

Priority	Target	SvcParams
1 service	.	alpn="h3,h2" ipv4hint=104.21.5.143,172.67.154.167 ech=AEX+DQBBjwAgACCUI3VcOOup4ab1rIk1swP23HOpy5yL1n5FBO0ZruUpDgAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3032::ac43:9aa7,2606:4700:3033::6815:58f

📝 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 2026-10-11 07:14:11

www	104.21.5.143 172.67.154.167 2606:4700:3032::ac43:9aa7 2606:4700:3033::6815:58f (AS13335) (address records, no CNAME)
www vs bare domain	Same network crew-net.dk: 104.21.5.143 172.67.154.167 2606:4700:3032::ac43:9aa7 2606:4700:3033::6815:58f (AS13335) www.crew-net.dk: 104.21.5.143 172.67.154.167 2606:4700:3032::ac43:9aa7 2606:4700:3033::6815:58f (AS13335)
Wildcard	No

🔗 TLSA / DANE#

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

🔐 DNSSEC#

78ms

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	2411591807
Primary NS (MNAME)	barbara.ns.cloudflare.com
Responsible (RNAME)	dns@cloudflare.com
Refresh	10000s
Retry	2400s
Expire	604800s
Minimum (neg-cache TTL)	1800s

📋 Registration#

WHOIS fetched 2026-10-05 19:44:03

Field	Value
Registrar	Punktum dk A/S (direct)
Registered	2014-12-15
Expires	2026-10-31 (13d)

📋 WHOIS#

⏱️ Lookup Timing#

46ms

49ms

44ms

AAAA

47ms

TXT

182ms

CAA

36ms

HTTPS

46ms

TLSA

59ms

SOA

0ms

MTA-STS

64ms

DNSSEC

78ms

SRV

67ms

Total

542ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-05 19:43:00	740ms	2 NS 2 A 1 MX	🔓 Insecure
2026-09-24 18:27:22 shown	542ms	2 NS 2 A 1 MX	🔓 Insecure
2026-09-02 08:21:03	1052ms	2 NS 2 A 1 MX	🔓 Insecure
2026-08-28 06:45:51	1552ms	2 NS 2 A 1 MX	🔓 Insecure
2026-08-08 20:35:49	996ms	2 NS 2 A 1 MX	🔓 Insecure
2026-06-30 11:06:24	974ms	2 NS 2 A 1 MX	🔓 Insecure
2026-06-20 07:57:01	639ms	2 NS 2 A 1 MX	🔓 Insecure
2026-06-16 22:56:20	437ms	2 NS 2 A 1 MX	🔓 Insecure