yacs.dk

📜 Historical scan 2026-06-20 05:58:21 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

yacs.dk is a .dk domain served by 2 nameservers (augustus.ns.cloudflare.com, holly.ns.cloudflare.com). It was already in the .dk zone when our tracking began on 16 June 2026. Its website address 104.21.71.6 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 84ms

Nameserver	IP addresses	PTR	ASN / ISP
augustus.ns.cloudflare.com	108.162.195.2 162.159.44.2 172.64.35.2 2606:4700:58::a29f:2c02 2803:f800:50::6ca2:c302 2a06:98c1:50::ac40:2302	augustus.ns.cloudflare.com augustus.ns.cloudflare.com augustus.ns.cloudflare.com augustus.ns.cloudflare.com augustus.ns.cloudflare.com augustus.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
holly.ns.cloudflare.com	108.162.194.133 162.159.38.133 172.64.34.133 2606:4700:50::a29f:2685 2803:f800:50::6ca2:c285 2a06:98c1:50::ac40:2285	holly.ns.cloudflare.com holly.ns.cloudflare.com holly.ns.cloudflare.com holly.ns.cloudflare.com holly.ns.cloudflare.com holly.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 87ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
104.21.71.6	300s	—	AS13335	Cloudflare, Inc.	104.21.0.0/17	—	—
172.67.141.66	300s	—	AS13335	Cloudflare, Inc.	172.67.128.0/17	—	—

📧 MX Records#

📧

No MX records found

🔷 AAAA Records (IPv6)#

2 records 102ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2606:4700:3032::ac43:8d42	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—
2606:4700:3036::6815:4706	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—

🔐 HTTPS Records#

1 records 117ms

Priority	Target	SvcParams
1 service	.	alpn="h3,h2" ipv4hint=104.21.71.6,172.67.141.66 ech=AEX+DQBB6gAgACCmWsfKnxBIRMinjBvNZmTBCIAk0G6sxXmwwU+YJYkYFwAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3032::ac43:8d42,2606:4700:3036::6815:4706

📝 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 2026-10-10 08:47:00

www	104.21.71.6 172.67.141.66 2606:4700:3032::ac43:8d42 2606:4700:3036::6815:4706 (AS13335) (address records, no CNAME)
www vs bare domain	Same network yacs.dk: 188.114.96.1 188.114.97.1 2606:4700:3032::ac43:8d42 2606:4700:3036::6815:4706 (AS13335) www.yacs.dk: 104.21.71.6 172.67.141.66 2606:4700:3032::ac43:8d42 2606:4700:3036::6815:4706 (AS13335)
Wildcard	No

🔗 TLSA / DANE#

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

🔐 DNSSEC#

173ms

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

🏷️ SOA#

97ms

Field	Value
Serial	2403493080
Primary NS (MNAME)	augustus.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#

84ms

87ms

101ms

AAAA

102ms

TXT

310ms

CAA

92ms

HTTPS

117ms

TLSA

136ms

SOA

97ms

MTA-STS

117ms

DNSSEC

173ms

SRV

312ms

Total

692ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-09-24 00:03:01	708ms	2 NS 2 A 0 MX	🔓 Insecure
2026-09-19 14:41:59	954ms	2 NS 2 A 0 MX	🔓 Insecure
2026-09-12 11:32:42	1505ms	2 NS 2 A 0 MX	🔓 Insecure
2026-09-09 20:48:29	1779ms	2 NS 2 A 0 MX	🔓 Insecure
2026-09-06 04:59:25	1322ms	2 NS 2 A 0 MX	🔓 Insecure
2026-08-24 00:33:00	8183ms	2 NS 2 A 0 MX	🔓 Insecure
2026-06-30 20:05:31	782ms	2 NS 2 A 0 MX	🔓 Insecure
2026-06-26 03:19:54	710ms	2 NS 2 A 0 MX	🔓 Insecure
2026-06-22 22:23:45	827ms	2 NS 2 A 0 MX	🔓 Insecure
2026-06-20 05:58:21 shown	692ms	2 NS 2 A 0 MX	🔓 Insecure
2026-06-18 17:26:13	982ms	2 NS 2 A 0 MX	🔓 Insecure
2026-06-17 22:34:16	817ms	2 NS 2 A 0 MX	🔓 Insecure