casastrohm.dk

📜 Historical scan 2026-08-15 20:07:14 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

casastrohm.dk is a .dk domain served by 2 nameservers (cosmin.ns.cloudflare.com, rayne.ns.cloudflare.com). It was registered on 3 January 2024 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 104.21.23.12 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 271ms

Nameserver	IP addresses	PTR	ASN / ISP
cosmin.ns.cloudflare.com	108.162.195.45 162.159.44.45 172.64.35.45 2606:4700:58::a29f:2c2d 2803:f800:50::6ca2:c32d 2a06:98c1:50::ac40:232d	cosmin.ns.cloudflare.com cosmin.ns.cloudflare.com cosmin.ns.cloudflare.com cosmin.ns.cloudflare.com cosmin.ns.cloudflare.com cosmin.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
rayne.ns.cloudflare.com	108.162.194.11 162.159.38.11 172.64.34.11 2606:4700:50::a29f:260b 2803:f800:50::6ca2:c20b 2a06:98c1:50::ac40:220b	rayne.ns.cloudflare.com rayne.ns.cloudflare.com rayne.ns.cloudflare.com rayne.ns.cloudflare.com rayne.ns.cloudflare.com rayne.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 275ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
104.21.23.12	300s	—	AS13335	Cloudflare, Inc.	104.21.0.0/17	—	—
172.67.208.70	300s	—	AS13335	Cloudflare, Inc.	172.67.128.0/17	—	—

📧 MX Records#

📧

No MX records found

📧 Autodiscover / Autoconfig#

Service	CNAME / IP
🔷 Autodiscover	104.21.23.12
🔶 Autoconfig	172.67.208.70

🔷 AAAA Records (IPv6)#

2 records 280ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2606:4700:3033::6815:170c	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—
2606:4700:3034::ac43:d046	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—

🔐 HTTPS Records#

1 records 299ms

Priority	Target	SvcParams
1 service	.	alpn="h3,h2" ipv4hint=104.21.23.12,172.67.208.70 ech=AEX+DQBBggAgACCxd/3IL9SPUObw00jXkoc+0plXcxr9Afcx4YCKmEp5PQAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3033::6815:170c,2606:4700:3034::ac43:d046

📝 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 2026-10-14 16:43:03

www	104.21.23.12 172.67.208.70 2606:4700:3033::6815:170c 2606:4700:3034::ac43:d046 (AS13335) (address records, no CNAME)
www vs bare domain	Same network casastrohm.dk: 104.21.23.12 172.67.208.70 2606:4700:3033::6815:170c 2606:4700:3034::ac43:d046 (AS13335) www.casastrohm.dk: 104.21.23.12 172.67.208.70 2606:4700:3033::6815:170c 2606:4700:3034::ac43:d046 (AS13335)
Wildcard	Yes: any name under the zone resolves

🔏 ACME Challenge#

Type	Name	Value
TXT	_acme-challenge.casastrohm.dk	zSEM_iknfN8KtyTVIYCvQLy00d1Dr7KRvAf6sase2MQ

🔗 TLSA / DANE#

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

🔐 DNSSEC#

453ms

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	2412221181
Primary NS (MNAME)	cosmin.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 15:16:38

Field	Value
Registrar	DANDOMAIN A/S
Registered	2024-01-03
Expires	2027-01-02 (74d)

🔗 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
custodianalchemist.dk	DANDOMAIN A/S

📋 WHOIS#

⏱️ Lookup Timing#

271ms

275ms

271ms

AAAA

280ms

TXT

549ms

CAA

312ms

HTTPS

299ms

TLSA

280ms

SOA

0ms

MTA-STS

340ms

DNSSEC

453ms

SRV

302ms

Total

3412ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-14 16:43:03	450ms	2 NS 2 A 0 MX	🔓 Insecure
2026-10-13 15:00:46	1165ms	2 NS 2 A 0 MX	🔓 Insecure
2026-10-03 18:57:51	512ms	2 NS 2 A 0 MX	🔓 Insecure
2026-09-30 18:49:42	473ms	2 NS 2 A 0 MX	🔓 Insecure
2026-09-24 09:33:40	1231ms	2 NS 2 A 0 MX	🔓 Insecure
2026-09-14 23:14:08	1317ms	2 NS 2 A 0 MX	🔓 Insecure
2026-09-02 23:25:27	1164ms	2 NS 2 A 0 MX	🔓 Insecure
2026-08-15 20:07:14 shown	3412ms	2 NS 2 A 0 MX	🔓 Insecure
2026-08-14 11:23:51	1141ms	2 NS 2 A 0 MX	🔓 Insecure
2026-08-07 00:40:52	9781ms	2 NS 2 A 0 MX	🔓 Insecure
2026-07-17 14:03:28	1443ms	2 NS 2 A 0 MX	🔓 Insecure
2026-07-02 01:22:55	826ms	2 NS 2 A 0 MX	🔓 Insecure
2026-06-16 19:36:04	523ms	2 NS 2 A 0 MX	🔓 Insecure