crossfitholstebro.dk

📜 Historical scan 2026-06-16 23:17:59 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

crossfitholstebro.dk is a .dk domain served by 2 nameservers (mia.ns.cloudflare.com, vin.ns.cloudflare.com). It was registered on 9 October 2015 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 104.21.85.250 is hosted by Cloudflare, Inc. (AS13335). Mail is handled by mx.simply.com. The zone is DNSSEC-signed but currently fails validation, 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 115ms

Nameserver	IP addresses	PTR	ASN / ISP
mia.ns.cloudflare.com	—	—	—
vin.ns.cloudflare.com	—	—	—

🌍 A Records#

2 records 158ms

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

📧 MX Records#

1 records 159ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	—	mx.simply.com	94.231.106.20	mx.simply.com	AS48854 team.blue Denmark A/S

🔷 AAAA Records (IPv6)#

2 records 121ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2606:4700:3035::6815:55fa	—	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—
2606:4700:3037::ac43:d4fe	—	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—

🔐 HTTPS Records#

1 records 184ms

Priority	Target	SvcParams
1 service	.	alpn="h3,h2" ipv4hint=104.21.85.250,172.67.212.254 ech=AEX+DQBBxAAgACDj7TsM1XQ2Je0M+m3yUJPxgZYPa5bYDBn/ZlIFcoqSfQAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3035::6815:55fa,2606:4700:3037::ac43:d4fe

📝 TXT Records#

2 records 291ms

TXT Record
google-site-verification=mm80jsKLBJtTFedlFLpraRf7dsC9XGnqoTkLwzVRtHs
v=spf1 include:spf.simply.com -all

✉️ SPF#

Policy	Record (crossfitholstebro.dk)
-all (hard fail)	v=spf1 include:spf.simply.com -all

📨 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 07:56:01

www	104.21.85.250 172.67.212.254 2606:4700:3030::6815:55fa 2606:4700:3037::ac43:d4fe (AS13335) (address records, no CNAME)
www vs bare domain	Same network crossfitholstebro.dk: 104.21.85.250 172.67.212.254 2606:4700:3030::6815:55fa 2606:4700:3037::ac43:d4fe (AS13335) www.crossfitholstebro.dk: 104.21.85.250 172.67.212.254 2606:4700:3030::6815:55fa 2606:4700:3037::ac43:d4fe (AS13335)
Wildcard	Yes: any name under the zone resolves

🔎 SPF check#

zone-wide SPF report

DNS lookups: 1/10 · policy: -all

No problems found

🔗 TLSA / DANE#

2 records 161ms

Service / Owner	Type	Cert association
SMTP _25._tcp.mx.simply.com	DANE-EE · SPKI · SHA-256	97A3BA009F39C761BFFB6574340E8138…
SMTP _25._tcp.mx.simply.com	DANE-EE · SPKI · SHA-256	A9D603AF4D7ED6B9246B4B68500CD6F2…

🔐 DNSSEC#

295ms

Check	Result
Validation Status	⚠️ Bogus
AD Flag (resolver validates)	✗ Not set
DS Record	✗ Not found
DNSKEY Record	✗ Not found
Flags	broken trust chain resolving 'crossfitholstebro.dk/A/IN': 127.0.0.1#53

🏷️ SOA#

146ms

Field	Value
Serial	2404671203
Primary NS (MNAME)	mia.ns.cloudflare.com
Responsible (RNAME)	dns@cloudflare.com
Refresh	10000s
Retry	2400s
Expire	604800s
Minimum (neg-cache TTL)	1800s

📋 Registration#

WHOIS fetched 2026-10-13 05:12:23

Field	Value
Registrar	Simply.com A/S
Registered	2015-10-09
Expires	2026-10-31 (14d)

🔗 Same registrant#

1 domain

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
box7500.dk	Simply.com A/S

📋 WHOIS#

⏱️ Lookup Timing#

115ms

158ms

159ms

AAAA

121ms

TXT

291ms

CAA

137ms

HTTPS

184ms

TLSA

161ms

SOA

146ms

MTA-STS

148ms

DNSSEC

295ms

SRV

0ms

Total

1639ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-09-30 02:44:32	1038ms	2 NS 2 A 1 MX	🔓 Insecure
2026-09-22 06:10:36	686ms	2 NS 2 A 1 MX	🔓 Insecure
2026-09-15 16:01:51	2004ms	2 NS 2 A 1 MX	🔓 Insecure
2026-07-21 02:42:45	906ms	2 NS 2 A 1 MX	🔓 Insecure
2026-07-12 20:43:16	831ms	2 NS 2 A 1 MX	🔓 Insecure
2026-07-04 15:07:49	1322ms	2 NS 2 A 1 MX	🔓 Insecure
2026-06-16 23:17:59 shown	1639ms	2 NS 2 A 1 MX	⚠️ Bogus
2026-06-16 23:05:59	65535ms	2 NS 2 A 1 MX	🔓 Insecure
2026-06-16 23:01:56	419ms	2 NS 2 A 1 MX	🔓 Insecure
2026-06-16 23:01:22	491ms	2 NS 2 A 1 MX	🔓 Insecure