performance-pc.dk

📜 Historical scan 2026-06-28 10:53:49 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

performance-pc.dk is a .dk domain served by 2 nameservers (nia.ns.cloudflare.com, sam.ns.cloudflare.com). It was already in the .dk zone when our tracking began on 16 June 2026. Its website address 104.21.31.47 is hosted by Cloudflare, Inc. (AS13335). The zone is DNSSEC-signed and validates, 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 258ms

Nameserver	IP addresses	PTR	ASN / ISP
nia.ns.cloudflare.com	108.162.192.210 172.64.32.210 173.245.58.210 2606:4700:50::adf5:3ad2 2803:f800:50::6ca2:c0d2 2a06:98c1:50::ac40:20d2	nia.ns.cloudflare.com nia.ns.cloudflare.com nia.ns.cloudflare.com nia.ns.cloudflare.com nia.ns.cloudflare.com nia.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
sam.ns.cloudflare.com	108.162.193.141 172.64.33.141 173.245.59.141 2606:4700:58::adf5:3b8d 2803:f800:50::6ca2:c18d 2a06:98c1:50::ac40:218d	sam.ns.cloudflare.com sam.ns.cloudflare.com sam.ns.cloudflare.com sam.ns.cloudflare.com sam.ns.cloudflare.com sam.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 266ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
104.21.31.47	300s	—	AS13335	Cloudflare, Inc.	104.21.0.0/17	—	—
172.67.174.248	300s	—	AS13335	Cloudflare, Inc.	172.67.128.0/17	—	—

📧 MX Records#

📧

No MX records found

📧 Autodiscover / Autoconfig#

Service	CNAME / IP
🔷 Autodiscover	104.21.31.47
🔶 Autoconfig	104.21.31.47

🔷 AAAA Records (IPv6)#

2 records 277ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2606:4700:3031::ac43:aef8	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—
2606:4700:3033::6815:1f2f	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—

🔐 HTTPS Records#

1 records 240ms

Priority	Target	SvcParams
1 service	.	alpn="h3,h2" ipv4hint=104.21.31.47,172.67.174.248 ech=AEX+DQBBZgAgACABnsPV1yHpcp1Fnk1mT35mlNlW4oj2y60kJvbv6D0gIgAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3031::ac43:aef8,2606:4700:3033::6815:1f2f

📝 TXT Records#

1 records 475ms

TXT Record
v=spf1 -all

✉️ SPF#

Policy	Record (performance-pc.dk)
-all (hard fail)	v=spf1 -all

📨 DMARC#

Policy	Record (_dmarc.performance-pc.dk)
p=reject	v=DMARC1; p=reject;

📬 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 06:49:23

www	104.21.31.47 172.67.174.248 2606:4700:3031::ac43:aef8 2606:4700:3033::6815:1f2f (AS13335) (address records, no CNAME)
www vs bare domain	Same network performance-pc.dk: 104.21.31.47 172.67.174.248 2606:4700:3031::ac43:aef8 2606:4700:3033::6815:1f2f (AS13335) www.performance-pc.dk: 104.21.31.47 172.67.174.248 2606:4700:3031::ac43:aef8 2606:4700:3033::6815:1f2f (AS13335)
Wildcard	Yes: any name under the zone resolves
CDS / CDNSKEY	Published: key rollovers can be automated with the registry (RFC 7344/8078) 1 CDS, 1 CDNSKEY

🔎 SPF check#

zone-wide SPF report

DNS lookups: 0/10 · policy: -all

No problems found

🔗 TLSA / DANE#

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

🔐 DNSSEC#

373ms

Check	Result
Validation Status	🔒 Secure
AD Flag (resolver validates)	✓ Set
DS Record	✓ Found
DNSKEY Record	✓ Found
Flags	fully validated

🏷️ SOA#

232ms

Field	Value
Serial	2407526995
Primary NS (MNAME)	nia.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#

258ms

266ms

225ms

AAAA

277ms

TXT

475ms

CAA

262ms

HTTPS

240ms

TLSA

148ms

SOA

232ms

MTA-STS

271ms

DNSSEC

373ms

SRV

303ms

Total

2978ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-09-26 02:41:32	616ms	2 NS 2 A 0 MX	🔒 Secure
2026-09-24 02:14:42	617ms	2 NS 2 A 0 MX	🔒 Secure
2026-09-15 16:25:09	1737ms	2 NS 2 A 0 MX	🔒 Secure
2026-09-08 14:07:36	2267ms	2 NS 2 A 0 MX	🔒 Secure
2026-08-27 23:06:57	750ms	2 NS 2 A 0 MX	🔒 Secure
2026-08-10 21:36:39	950ms	2 NS 2 A 0 MX	🔒 Secure
2026-07-16 18:18:04	1066ms	2 NS 2 A 0 MX	🔒 Secure
2026-07-06 00:56:48	1525ms	2 NS 2 A 0 MX	🔒 Secure
2026-07-05 23:51:38	1438ms	2 NS 2 A 0 MX	🔒 Secure
2026-06-28 10:53:49 shown	2978ms	2 NS 2 A 0 MX	🔒 Secure
2026-06-26 21:19:56	1722ms	2 NS 2 A 0 MX	🔒 Secure
2026-06-17 23:06:55	756ms	2 NS 2 A 0 MX	🔒 Secure