highperformer.dk

📜 Historical scan 2026-09-20 12:48:10 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

highperformer.dk is a .dk domain served by 2 nameservers (pearl.ns.cloudflare.com, sid.ns.cloudflare.com). It was registered on 13 February 2026 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 104.21.66.118 is hosted by Cloudflare, Inc. (AS13335). Mail is handled by gw.highperformer.dk. 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 124ms

Nameserver	IP addresses	PTR	ASN / ISP
pearl.ns.cloudflare.com	108.162.194.140 162.159.38.140 172.64.34.140 2606:4700:50::a29f:268c 2803:f800:50::6ca2:c28c 2a06:98c1:50::ac40:228c	pearl.ns.cloudflare.com pearl.ns.cloudflare.com pearl.ns.cloudflare.com pearl.ns.cloudflare.com pearl.ns.cloudflare.com pearl.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
sid.ns.cloudflare.com	108.162.193.143 172.64.33.143 173.245.59.143 2606:4700:58::adf5:3b8f 2803:f800:50::6ca2:c18f 2a06:98c1:50::ac40:218f	sid.ns.cloudflare.com sid.ns.cloudflare.com sid.ns.cloudflare.com sid.ns.cloudflare.com sid.ns.cloudflare.com sid.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 113ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
104.21.66.118	300s	—	AS13335	Cloudflare, Inc.	104.21.0.0/17	—	—
172.67.159.153	300s	—	AS13335	Cloudflare, Inc.	172.67.128.0/17	—	—

📧 MX Records#

1 records 111ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	3600s	gw.highperformer.dk	136.144.183.154 2a01:7c8:aac7::1	gw.swat.dk gw.ams05.transip.net	AS20857 Signet B.V. AS20857 Signet B.V.

📧 Autodiscover / Autoconfig#

Service	CNAME / IP
🔷 Autodiscover	mail.highperformer.dk → 95.170.85.79
🔶 Autoconfig	172.67.159.153

🔷 AAAA Records (IPv6)#

2 records 85ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2606:4700:3031::6815:4276	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—
2606:4700:3033::ac43:9f99	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—

🔐 HTTPS Records#

1 records 125ms

Priority	Target	SvcParams
1 service	.	alpn="h3,h2" ipv4hint=104.21.66.118,172.67.159.153 ech=AEX+DQBB/AAgACAWYlYSmbkn8O2kAevGLgiovbphbRpy1GEhZRpcljdRAwAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3031::6815:4276,2606:4700:3033::ac43:9f99

📝 TXT Records#

1 records 282ms

TXT Record
v=spf1 include:spf.swat.dk -all

✉️ SPF#

Policy	Record (highperformer.dk)
-all (hard fail)	v=spf1 include:spf.swat.dk -all

📨 DMARC#

Policy	Record (_dmarc.highperformer.dk)
p=reject	v=DMARC1; p=reject; pct=100; rua=mailto:dmarc@highperformer.dk

📬 MTA-STS#

160ms

Check	Result
Status	⚠️ Invalid
TXT record (_mta-sts)	✓ Found
HTTPS policy	✗ Missing / invalid
Policy ID	2026082101
Policy MX	—

📈 TLSRPT#

Status	Report address (rua)
✓ Enabled	mailto:tlsrpt@highperformer.dk

📜 CAA Records#

11 records 122ms

Flags	Tag	Value
0	issue	comodoca.com
0	issue	digicert.com; cansignhttpexchanges=yes
0	issue	letsencrypt.org
0	issue	pki.goog; cansignhttpexchanges=yes
0	issue	ssl.com
0	issuewild	;
0	issuewild	comodoca.com
0	issuewild	digicert.com; cansignhttpexchanges=yes
0	issuewild	letsencrypt.org
0	issuewild	pki.goog; cansignhttpexchanges=yes
0	issuewild	ssl.com

🧩 Web & zone#

latest probe, not this scan · checked 2026-10-08 18:12:22

www	104.21.66.118 172.67.159.153 2606:4700:3031::6815:4276 2606:4700:3033::ac43:9f99 (AS13335) (address records, no CNAME)
www vs bare domain	Same network highperformer.dk: 104.21.66.118 172.67.159.153 2606:4700:3031::6815:4276 2606:4700:3033::ac43:9f99 (AS13335) www.highperformer.dk: 104.21.66.118 172.67.159.153 2606:4700:3031::6815:4276 2606:4700:3033::ac43:9f99 (AS13335)
Wildcard	Yes: any name under the zone resolves

✍️ 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: 3/10 · policy: -all

No problems found

🔏 ACME Challenge#

Type	Name	Value
TXT	_acme-challenge.highperformer.dk	0NpEo0rYaqjJUvdNE2nYgjxIq5VMfUlZ_Tr5d3vTIS0
TXT	_acme-challenge.highperformer.dk	iM_-295KZRWQy38Z-_mM1Am4eTsGU7Rjq2IAPdTKbCk

🔗 TLSA / DANE#

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

🔐 DNSSEC#

168ms

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

🏷️ SOA#

0ms

Field	Value
Serial	2414928522
Primary NS (MNAME)	pearl.ns.cloudflare.com
Responsible (RNAME)	dns@cloudflare.com
Refresh	10000s
Retry	2400s
Expire	604800s
Minimum (neg-cache TTL)	1800s

📋 Registration#

WHOIS fetched 2026-10-16 02:19:20

Field	Value
Registrar	Punktum dk A/S (direct)
Registered	2026-02-13
Expires	2027-02-12 (117d)

🔗 Same registrant#

10 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
kravmagaacademy.dk	Punktum dk A/S (direct)
kravmagaroskilde.dk	Punktum dk A/S (direct)
mycrm.dk	Punktum dk A/S (direct)
mywiki.dk	Punktum dk A/S (direct)
parawings.dk	Punktum dk A/S (direct)
pmox.dk	Punktum dk A/S (direct)
pmoxadm.dk	Punktum dk A/S (direct)
retzef.dk	Punktum dk A/S (direct)
retzev.dk	Punktum dk A/S (direct)
swat.dk	Punktum dk A/S (direct)

📋 WHOIS#

⏱️ Lookup Timing#

124ms

113ms

111ms

AAAA

85ms

TXT

282ms

CAA

122ms

HTTPS

125ms

TLSA

138ms

SOA

0ms

MTA-STS

160ms

DNSSEC

168ms

SRV

148ms

Total

1228ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-08 18:12:22	2366ms	2 NS 2 A 1 MX	🔓 Insecure
2026-09-30 15:58:32	970ms	2 NS 2 A 1 MX	🔓 Insecure
2026-09-27 01:03:57	1545ms	2 NS 2 A 1 MX	🔓 Insecure
2026-09-25 00:28:13	9793ms	2 NS 2 A 1 MX	🔓 Insecure
2026-09-24 00:22:17	1562ms	2 NS 2 A 1 MX	🔓 Insecure
2026-09-20 12:48:10 shown	1228ms	2 NS 2 A 1 MX	🔓 Insecure
2026-09-13 12:02:14	3845ms	2 NS 2 A 1 MX	🔓 Insecure
2026-09-05 12:10:49	3610ms	2 NS 2 A 1 MX	🔓 Insecure
2026-09-03 19:21:44	1090ms	2 NS 2 A 1 MX	🔓 Insecure
2026-08-27 17:08:57	783ms	2 NS 2 A 1 MX	🔓 Insecure
2026-08-26 11:38:05	689ms	2 NS 2 A 1 MX	🔓 Insecure
2026-08-25 09:07:47	10202ms	2 NS 2 A 1 MX	🔓 Insecure
2026-08-19 06:15:07	3668ms	2 NS 2 A 1 MX	🔓 Insecure
2026-08-12 01:40:02	3937ms	2 NS 2 A 1 MX	🔓 Insecure
2026-08-10 01:42:14	3251ms	2 NS 2 A 1 MX	🔓 Insecure
2026-06-20 01:37:32	534ms	2 NS 2 A 1 MX	🔓 Insecure
2026-06-17 11:47:32	266ms	0 NS 0 A 0 MX	❓ Unknown