cassandra.dk

📜 Historical scan 2026-06-16 19:40:13 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

cassandra.dk is a .dk domain served by 2 nameservers (ns.dandomain.dk, ns2.dandomain.dk). It was registered on 4 September 2012 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 23.227.38.65 is hosted by Cloudflare, Inc. (AS13335) in Canada. Mail is handled by mx1.dandomain.dk, mx2.dandomain.dk. The zone is DNSSEC-signed and validates, has no DMARC policy and has no IPv6 address. 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 68ms

Nameserver	IP addresses	PTR	ASN / ISP
ns.dandomain.dk	—	—	—
ns2.dandomain.dk	—	—	—

🌍 A Records#

1 records 56ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
23.227.38.65	—	myshopify.com	AS13335	Cloudflare, Inc.	23.227.38.0/23	🇨🇦 Canada	Ottawa

📧 MX Records#

2 records 66ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	—	mx1.dandomain.dk	212.237.249.50	mx1.dandomain.dk	AS48854 team.blue Denmark A/S
20	—	mx2.dandomain.dk	46.36.209.11	mx2.dandomain.dk	AS48854 team.blue Denmark A/S

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records#

2 records 216ms

TXT Record
google-site-verification=T0U5WqMvYvyh9obzBxkN3laoYEUeCAKsThi3UqVv3K8
v=spf1 mx ptr include:spf.dandomain.dk a:mail.npkhosting.dk ~all

✉️ SPF#

Policy	Record (cassandra.dk)
~all (soft fail)	v=spf1 mx ptr include:spf.dandomain.dk a:mail.npkhosting.dk ~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 04:13:20

www CNAME	shops.myshopify.com (all on myshopify.com) → 23.227.38.74 2620:127:f00f:e:: (AS13335)
www vs bare domain	Same network cassandra.dk: 23.227.38.65 (AS13335) www.cassandra.dk: 23.227.38.74 2620:127:f00f:e:: (AS13335)
Wildcard	No
Denial of existence	NSEC3 · 1 iteration · 1-byte salt RFC 9276 recommends 0 iterations and no salt
CDS / CDNSKEY	None 0 CDS, 0 CDNSKEY

🔎 SPF check#

zone-wide SPF report

DNS lookups: 6/10 · policy: ~all

warn "ptr" is slow, unreliable and discouraged (RFC 7208 §5.5)

🔗 TLSA / DANE#

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

🔐 DNSSEC#

145ms

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

🏷️ SOA#

57ms

Field	Value
Serial	2025112702
Primary NS (MNAME)	ns.dandomain.dk
Responsible (RNAME)	hostmaster@dandomain.dk
Refresh	14400s
Retry	3600s
Expire	1209600s
Minimum (neg-cache TTL)	300s

📋 Registration#

WHOIS fetched 2026-10-20 00:05:40

Field	Value
Registrar	DANDOMAIN A/S
Registered	2012-09-04
Expires	2027-09-30 (345d)

🔗 Same registrant#

0 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).

No other domain with this registrant in our WHOIS data yet

📋 WHOIS#

⏱️ Lookup Timing#

68ms

56ms

66ms

AAAA

67ms

TXT

216ms

CAA

60ms

HTTPS

70ms

TLSA

91ms

SOA

57ms

MTA-STS

67ms

DNSSEC

145ms

SRV

0ms

Total

585ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-08 04:13:19	2907ms	2 NS 1 A 2 MX	🔒 Secure
2026-09-28 00:37:09	444ms	2 NS 1 A 2 MX	🔒 Secure
2026-08-26 15:42:37	500ms	2 NS 1 A 2 MX	🔒 Secure
2026-08-25 18:17:37	564ms	2 NS 1 A 2 MX	🔒 Secure
2026-06-29 22:13:24	534ms	2 NS 1 A 2 MX	🔒 Secure
2026-06-25 21:43:57	708ms	2 NS 1 A 2 MX	🔒 Secure
2026-06-25 13:36:22	438ms	2 NS 1 A 2 MX	🔒 Secure
2026-06-22 02:06:00	967ms	0 NS 0 A 0 MX	❓ Unknown
2026-06-16 19:41:27	391ms	2 NS 1 A 2 MX	🔒 Secure
2026-06-16 19:40:13 shown	585ms	2 NS 1 A 2 MX	🔒 Secure