a4skills.dk

📜 Historical scan 2026-06-16 12:51:42 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

a4skills.dk is a .dk domain served by 2 nameservers (dave.ns.cloudflare.com, marge.ns.cloudflare.com). It was registered on 13 September 2021 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 104.21.15.173 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 106ms

Nameserver	IP addresses	PTR	ASN / ISP
dave.ns.cloudflare.com	—	—	—
marge.ns.cloudflare.com	—	—	—

🌍 A Records#

2 records 76ms

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

📧 MX Records#

📧

No MX records found

🔷 AAAA Records (IPv6)#

2 records 108ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2606:4700:3037::6815:fad	—	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—
2606:4700:3037::ac43:a354	—	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—

🔐 HTTPS Records#

1 records 171ms

Priority	Target	SvcParams
1 service	.	alpn="h3,h2" ipv4hint=104.21.15.173,172.67.163.84 ech=AEX+DQBBzAAgACCRSl2GarTD7edzme/SRSjBGfCZcUyEhedgk/e1csdNQwAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3037::6815:fad,2606:4700:3037::ac43:a354

📝 TXT Records#

1 records 216ms

TXT Record
ca3-272040ee07eb46fea3f615d80d0ee55c

✉️ 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 2026-10-08 18:28:45

www	104.21.15.173 172.67.163.84 2606:4700:3035::6815:fad 2606:4700:3036::ac43:a354 (AS13335) (address records, no CNAME)
www vs bare domain	Same network a4skills.dk: 104.21.15.173 172.67.163.84 2606:4700:3035::6815:fad 2606:4700:3036::ac43:a354 (AS13335) www.a4skills.dk: 104.21.15.173 172.67.163.84 2606:4700:3035::6815:fad 2606:4700:3036::ac43:a354 (AS13335)
Wildcard	No

🔗 TLSA / DANE#

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

🔐 DNSSEC#

212ms

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

🏷️ SOA#

89ms

Field	Value
Serial	2406717231
Primary NS (MNAME)	dave.ns.cloudflare.com
Responsible (RNAME)	dns@cloudflare.com
Refresh	10000s
Retry	2400s
Expire	604800s
Minimum (neg-cache TTL)	1800s

📋 Registration#

WHOIS fetched 2026-10-08 18:31:13

Field	Value
Registrar	Punktum dk A/S (direct)
Registered	2021-09-13
Expires	2027-09-30 (346d)

📋 WHOIS#

⏱️ Lookup Timing#

106ms

76ms

167ms

AAAA

108ms

TXT

216ms

CAA

98ms

HTTPS

171ms

TLSA

118ms

SOA

89ms

MTA-STS

92ms

DNSSEC

212ms

SRV

0ms

Total

1008ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-08 18:28:44	2048ms	2 NS 2 A 0 MX	🔓 Insecure
2026-09-30 17:14:34	466ms	2 NS 2 A 0 MX	🔓 Insecure
2026-09-24 04:55:12	643ms	2 NS 2 A 0 MX	🔓 Insecure
2026-08-30 23:01:48	933ms	2 NS 2 A 0 MX	🔓 Insecure
2026-08-26 13:53:29	553ms	2 NS 2 A 0 MX	🔓 Insecure
2026-08-26 08:07:20	664ms	2 NS 2 A 0 MX	🔓 Insecure
2026-08-11 11:22:07	4107ms	2 NS 2 A 0 MX	🔓 Insecure
2026-07-01 06:52:12	833ms	2 NS 2 A 0 MX	🔓 Insecure
2026-06-20 06:56:41	422ms	2 NS 2 A 0 MX	🔓 Insecure
2026-06-16 12:51:42 shown	1008ms	2 NS 2 A 0 MX	🔓 Insecure