holstchristensen.dk

📜 Historical scan 2026-10-05 11:39:39 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

holstchristensen.dk is a .dk domain served by 2 nameservers (collins.ns.cloudflare.com, mike.ns.cloudflare.com). It was registered on 3 April 2026 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 104.21.1.175 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 102ms

Nameserver	IP addresses	PTR	ASN / ISP
collins.ns.cloudflare.com	108.162.194.226 162.159.38.226 172.64.34.226 2606:4700:50::a29f:26e2 2803:f800:50::6ca2:c2e2 2a06:98c1:50::ac40:22e2	collins.ns.cloudflare.com collins.ns.cloudflare.com collins.ns.cloudflare.com collins.ns.cloudflare.com collins.ns.cloudflare.com collins.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
mike.ns.cloudflare.com	108.162.195.63 162.159.44.63 172.64.35.63 2606:4700:58::a29f:2c3f 2803:f800:50::6ca2:c33f 2a06:98c1:50::ac40:233f	mike.ns.cloudflare.com mike.ns.cloudflare.com mike.ns.cloudflare.com mike.ns.cloudflare.com mike.ns.cloudflare.com mike.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 116ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
104.21.1.175	300s	—	AS13335	Cloudflare, Inc.	104.21.0.0/17	—	—
172.67.129.171	300s	—	AS13335	Cloudflare, Inc.	172.67.128.0/17	—	—

📧 MX Records#

📧

No MX records found

🔷 AAAA Records (IPv6)#

2 records 131ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2606:4700:3033::6815:1af	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—
2606:4700:3033::ac43:81ab	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—

🔐 HTTPS Records#

1 records 86ms

Priority	Target	SvcParams
1 service	.	alpn="h3,h2" ipv4hint=104.21.1.175,172.67.129.171 ech=AEX+DQBBjQAgACA9/m546kixRMLkGZ5Os2VV82oC1z4cBil7Z3WkpBPcHwAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3033::6815:1af,2606:4700:3033::ac43:81ab

📝 TXT Records#

1 records 353ms

TXT Record
v=spf1 ip4:148.251.244.167 +a +mx +ip4:157.90.179.89 ~all

✉️ SPF#

Policy	Record (holstchristensen.dk)
~all (soft fail)	v=spf1 ip4:148.251.244.167 +a +mx +ip4:157.90.179.89 ~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 2026-10-16 06:14:33

www	104.21.1.175 172.67.129.171 2606:4700:3033::6815:1af 2606:4700:3033::ac43:81ab (AS13335) (address records, no CNAME)
www vs bare domain	Same network holstchristensen.dk: 104.21.1.175 172.67.129.171 2606:4700:3033::6815:1af 2606:4700:3033::ac43:81ab (AS13335) www.holstchristensen.dk: 104.21.1.175 172.67.129.171 2606:4700:3033::6815:1af 2606:4700:3033::ac43:81ab (AS13335)
Wildcard	No

🔎 SPF check#

zone-wide SPF report

DNS lookups: 2/10 · policy: ~all

No problems found

🔏 ACME Challenge#

Type	Name	Value
TXT	_acme-challenge.holstchristensen.dk	cwm8qoIj4CmppeitIsLCaA52d9ATptqAgR0f6rvPHuY

🔗 TLSA / DANE#

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

🔐 DNSSEC#

236ms

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

🏷️ SOA#

69ms

Field	Value
Serial	2416624402
Primary NS (MNAME)	collins.ns.cloudflare.com
Responsible (RNAME)	dns@cloudflare.com
Refresh	10000s
Retry	2400s
Expire	604800s
Minimum (neg-cache TTL)	1800s

📋 Registration#

WHOIS fetched 2026-10-05 12:04:51

Field	Value
Registrar	nordicway ApS
Registered	2026-04-03
Expires	2027-04-02 (161d)

📋 WHOIS#

⏱️ Lookup Timing#

102ms

116ms

119ms

AAAA

131ms

TXT

353ms

CAA

101ms

HTTPS

86ms

TLSA

168ms

SOA

69ms

MTA-STS

160ms

DNSSEC

236ms

SRV

142ms

Total

1146ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-16 06:14:33	446ms	2 NS 2 A 0 MX	🔓 Insecure
2026-10-06 13:01:43	3221ms	2 NS 2 A 0 MX	🔓 Insecure
2026-10-05 11:39:39 shown	1146ms	2 NS 2 A 0 MX	🔓 Insecure
2026-09-30 11:17:45	549ms	2 NS 2 A 0 MX	🔓 Insecure
2026-09-30 01:22:06	581ms	2 NS 2 A 0 MX	🔓 Insecure
2026-09-28 07:54:38	1145ms	2 NS 2 A 0 MX	🔓 Insecure
2026-09-04 06:36:31	538ms	2 NS 2 A 0 MX	🔓 Insecure
2026-08-28 04:45:40	9512ms	2 NS 2 A 0 MX	🔓 Insecure
2026-08-08 07:30:25	1013ms	2 NS 2 A 0 MX	🔓 Insecure
2026-08-03 04:00:12	1057ms	2 NS 2 A 0 MX	🔓 Insecure
2026-07-03 15:00:33	3262ms	2 NS 2 A 0 MX	🔓 Insecure
2026-06-25 06:25:38	2697ms	2 NS 2 A 0 MX	🔓 Insecure
2026-06-17 13:23:58	3067ms	2 NS 2 A 0 MX	🔓 Insecure