computerfirmaet.dk

📜 Historical scan 2026-06-21 21:13:58 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

computerfirmaet.dk is a .dk domain served by 2 nameservers (lou.ns.cloudflare.com, raquel.ns.cloudflare.com). It was registered on 28 November 2010 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 104.21.47.222 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 125ms

Nameserver	IP addresses	PTR	ASN / ISP
lou.ns.cloudflare.com	108.162.193.199 172.64.33.199 173.245.59.199 2606:4700:58::adf5:3bc7 2803:f800:50::6ca2:c1c7 2a06:98c1:50::ac40:21c7	lou.ns.cloudflare.com lou.ns.cloudflare.com lou.ns.cloudflare.com lou.ns.cloudflare.com lou.ns.cloudflare.com lou.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
raquel.ns.cloudflare.com	108.162.194.210 162.159.38.210 172.64.34.210 2606:4700:50::a29f:26d2 2803:f800:50::6ca2:c2d2 2a06:98c1:50::ac40:22d2	raquel.ns.cloudflare.com raquel.ns.cloudflare.com raquel.ns.cloudflare.com raquel.ns.cloudflare.com raquel.ns.cloudflare.com raquel.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 135ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
104.21.47.222	300s	—	AS13335	Cloudflare, Inc.	104.21.0.0/17	—	—
172.67.173.117	300s	—	AS13335	Cloudflare, Inc.	172.67.128.0/17	—	—

📧 MX Records#

5 records 535ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	300s	aspmx.l.google.com	142.251.9.26 2a00:1450:4025:c03::1b	rc-in-f26.1e100.net rc-in-f27.1e100.net	AS15169 Google LLC AS15169 Google LLC
20	300s	alt1.aspmx.l.google.com	192.178.158.27 2404:6800:4013:813::1b	lcdels-in-f27.1e100.net lcdels-in-f27.1e100.net	AS15169 Google LLC AS15169 Google LLC
20	300s	alt2.aspmx.l.google.com	192.178.158.27 2404:6800:4013:813::1b	lcdels-in-f27.1e100.net lcdels-in-f27.1e100.net	AS15169 Google LLC AS15169 Google LLC
30	300s	aspmx2.googlemail.com	172.253.152.27 2a00:1450:4010:c22::1b	yulpptr-in-f27.1e100.net yulpptr-in-f27.1e100.net	AS15169 Google LLC AS15169 Google LLC
30	300s	aspmx3.googlemail.com	192.178.211.26 2404:6800:4000:1025::1a	lcbomp-in-f26.1e100.net lcbomp-in-f26.1e100.net	AS15169 Google LLC AS15169 Google LLC

📧 Autodiscover / Autoconfig#

Service	CNAME / IP
🔷 Autodiscover	104.21.47.222
🔶 Autoconfig	172.67.173.117

🔷 AAAA Records (IPv6)#

2 records 144ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2606:4700:3032::6815:2fde	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—
2606:4700:3033::ac43:ad75	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—

🔐 HTTPS Records#

1 records 126ms

Priority	Target	SvcParams
1 service	.	alpn="h3,h2" ipv4hint=104.21.47.222,172.67.173.117 ech=AEX+DQBB5QAgACANoKdFxxiFPsD4QSdYxkHiwK2EkxYzvvDDsPDlCWsLJQAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3032::6815:2fde,2606:4700:3033::ac43:ad75

📝 TXT Records#

1 records 1207ms

TXT Record
v=spf1 include:_spf.google.com ~all

✉️ SPF#

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

📨 DMARC#

Policy	Record (_dmarc.computerfirmaet.dk)
p=reject	v=DMARC1; p=reject; rua=mailto:395524dbea8c44bfb5c653238842cd85@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 2026-10-14 12:10:16

www	104.21.47.222 172.67.173.117 2606:4700:3032::6815:2fde 2606:4700:3033::ac43:ad75 (AS13335) (address records, no CNAME)
www vs bare domain	Same network computerfirmaet.dk: 104.21.47.222 172.67.173.117 2606:4700:3032::6815:2fde 2606:4700:3033::ac43:ad75 (AS13335) www.computerfirmaet.dk: 104.21.47.222 172.67.173.117 2606:4700:3032::6815:2fde 2606:4700:3033::ac43:ad75 (AS13335)
Wildcard	Yes: any name under the zone resolves

✍️ 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

🔏 ACME Challenge#

Type	Name	Value
TXT	_acme-challenge.computerfirmaet.dk	QZ2Kp2DxNG1AGNPouEShYTihjNIc5R4L-6E7J_TrWJc

🔗 TLSA / DANE#

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

🔐 DNSSEC#

660ms

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

🏷️ SOA#

446ms

Field	Value
Serial	2406573350
Primary NS (MNAME)	lou.ns.cloudflare.com
Responsible (RNAME)	dns@cloudflare.com
Refresh	10000s
Retry	2400s
Expire	604800s
Minimum (neg-cache TTL)	1800s

📋 Registration#

WHOIS fetched 2026-10-14 12:26:56

Field	Value
Registrar	Punktum dk A/S (direct)
Registered	2010-11-28
Expires	2027-05-31 (222d)

🔗 Same registrant#

2 domains

Other .dk domains whose WHOIS registrant has the same name and postal address. Matched on a keyed hash: the registrant's details are not stored or shown. Covers only domains whose WHOIS we have fetched (refreshed about monthly).

Domain	Registrar
evercast.dk	Punktum dk A/S (direct)
neverstop.dk	Punktum dk A/S (direct)

📋 WHOIS#

⏱️ Lookup Timing#

125ms

135ms

535ms

AAAA

144ms

TXT

1207ms

CAA

148ms

HTTPS

126ms

TLSA

968ms

SOA

446ms

MTA-STS

158ms

DNSSEC

660ms

SRV

540ms

Total

7775ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-14 12:10:16	1902ms	2 NS 2 A 5 MX	🔓 Insecure
2026-10-13 09:57:28	4515ms	2 NS 2 A 5 MX	🔓 Insecure
2026-08-28 22:05:16	654ms	2 NS 2 A 5 MX	🔓 Insecure
2026-08-26 19:38:19	9930ms	2 NS 2 A 5 MX	🔓 Insecure
2026-08-16 00:03:30	5677ms	2 NS 2 A 5 MX	🔓 Insecure
2026-07-01 07:50:37	1061ms	2 NS 2 A 5 MX	🔓 Insecure
2026-06-25 13:57:08	3300ms	2 NS 2 A 5 MX	🔓 Insecure
2026-06-25 05:20:09	1175ms	2 NS 2 A 5 MX	🔓 Insecure
2026-06-21 22:16:07	1194ms	0 NS 0 A 0 MX	❓ Unknown
2026-06-21 21:13:58 shown	7775ms	2 NS 2 A 5 MX	🔓 Insecure
2026-06-20 18:37:20	1145ms	0 NS 0 A 0 MX	❓ Unknown
2026-06-20 04:27:16	3995ms	2 NS 2 A 5 MX	🔓 Insecure
2026-06-16 23:44:04	65535ms	2 NS 2 A 5 MX	🔓 Insecure
2026-06-16 22:10:04	2298ms	2 NS 2 A 5 MX	🔓 Insecure
2026-06-16 22:07:40	464ms	2 NS 2 A 5 MX	🔓 Insecure
2026-06-16 22:00:39	746ms	2 NS 2 A 5 MX	🔓 Insecure