crevision.dk

📜 Historical scan 2026-06-16 22:55:44 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

crevision.dk is a .dk domain served by 2 nameservers (ns1.speedydns.net, ns2.speedydns.net). It was registered on 13 November 2021 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 50.6.137.90 is hosted by Network Solutions, LLC (AS19871) in United States. Mail is handled by mail.crevision.dk. The zone is not DNSSEC-signed, has no DMARC policy and has no IPv6 address. 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 185ms

Nameserver	IP addresses	PTR	ASN / ISP
ns1.speedydns.net	—	—	—
ns2.speedydns.net	—	—	—

🌍 A Records#

1 records 36ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
50.6.137.90	—	50-6-137-90.unifiedlayer.com	AS19871	Network Solutions, LLC	50.6.136.0/23	🇺🇸 United States	—

📧 MX Records#

1 records 196ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	—	mail.crevision.dk	50.6.137.90	50-6-137-90.unifiedlayer.com	AS19871 Network Solutions, LLC

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records#

1 records 758ms

TXT Record
v=spf1 +a +mx +ip4:50.6.137.89 +ip4:50.6.137.90 +ip4:81.19.186.237 +include:relay.mailchannels.net +include:websitewelcome.com ~all

✉️ SPF#

Policy	Record (crevision.dk)
~all (soft fail)	v=spf1 +a +mx +ip4:50.6.137.89 +ip4:50.6.137.90 +ip4:81.19.186.237 +include:relay.mailchannels.net +include:websitewelcome.com ~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 2026-10-08 19:21:51

www CNAME	crevision.dk (all on crevision.dk) → 50.6.137.90 (AS19871)
www vs bare domain	Same network crevision.dk: 50.6.137.90 (AS19871) www.crevision.dk: 50.6.137.90 (AS19871)
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: 11/10 · policy: ~all

error 11 DNS lookups: the limit is 10, so a receiver whose evaluation gets past the 10th returns permerror (SPF fails)

🔗 TLSA / DANE#

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

🔐 DNSSEC#

280ms

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

🏷️ SOA#

196ms

Field	Value
Serial	2024080800
Primary NS (MNAME)	ns1.speedydns.net
Responsible (RNAME)	root@uk25.myserverhosts.com
Refresh	86400s
Retry	7200s
Expire	3600000s
Minimum (neg-cache TTL)	86400s

📋 Registration#

WHOIS fetched 2026-10-09 07:48:26

Field	Value
Registrar	Punktum dk A/S (direct)
Registered	2021-11-13
Expires	2026-11-12 (26d)

📋 WHOIS#

⏱️ Lookup Timing#

185ms

36ms

196ms

AAAA

186ms

TXT

758ms

CAA

195ms

HTTPS

182ms

TLSA

446ms

SOA

196ms

MTA-STS

237ms

DNSSEC

280ms

SRV

0ms

Total

1422ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-09-25 17:02:22	9930ms	2 NS 1 A 1 MX	🔓 Insecure
2026-09-17 10:00:30	10653ms	2 NS 1 A 1 MX	🔓 Insecure
2026-08-26 11:14:03	10292ms	2 NS 1 A 1 MX	🔓 Insecure
2026-07-02 14:54:22	6171ms	2 NS 1 A 0 MX	🔓 Insecure
2026-06-26 02:28:37	5562ms	2 NS 1 A 1 MX	🔓 Insecure
2026-06-24 02:37:06	1063ms	0 NS 0 A 0 MX	❓ Unknown
2026-06-20 04:35:43	429ms	2 NS 1 A 1 MX	🔓 Insecure
2026-06-20 03:40:46	1876ms	2 NS 1 A 1 MX	🔓 Insecure
2026-06-16 22:55:44 shown	1422ms	2 NS 1 A 1 MX	🔓 Insecure