castellosw.dk DNS records

🖥️ Nameservers2 records 36ms

Nameserver	IP addresses	PTR	ASN / ISP
naomi.ns.cloudflare.com	108.162.192.208 172.64.32.208 173.245.58.208 2606:4700:50::adf5:3ad0 2803:f800:50::6ca2:c0d0 2a06:98c1:50::ac40:20d0	naomi.ns.cloudflare.com naomi.ns.cloudflare.com naomi.ns.cloudflare.com naomi.ns.cloudflare.com naomi.ns.cloudflare.com naomi.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
peyton.ns.cloudflare.com	108.162.193.221 172.64.33.221 173.245.59.221 2606:4700:58::adf5:3bdd 2803:f800:50::6ca2:c1dd 2a06:98c1:50::ac40:21dd	peyton.ns.cloudflare.com peyton.ns.cloudflare.com peyton.ns.cloudflare.com peyton.ns.cloudflare.com peyton.ns.cloudflare.com peyton.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.

🌍 A Records2 records 35ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
104.21.18.208	300s	—	AS13335	Cloudflare, Inc.	104.21.0.0/17	—	—
172.67.183.90	300s	—	AS13335	Cloudflare, Inc.	172.67.128.0/17	—	—

📧 MX Records

📧

No MX records found

🔷 AAAA Records (IPv6)2 records 41ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2606:4700:3032::6815:12d0	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—
2606:4700:3036::ac43:b75a	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—

🔐 HTTPS Records1 records 42ms

Priority	Target	SvcParams
1 service	.	alpn="h3,h2" ipv4hint=104.21.18.208,172.67.183.90 ech=AEX+DQBBzwAgACA7/P0naqINeeO61sWucpsDHjBXJqQRVCMUlNRFlMhndQAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3032::6815:12d0,2606:4700:3036::ac43:b75a

📝 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

🔗 TLSA / DANE

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

🔐 DNSSEC99ms

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

🏷️ SOA38ms

Field	Value
Serial	2408510723
Primary NS (MNAME)	naomi.ns.cloudflare.com
Responsible (RNAME)	dns@cloudflare.com
Refresh	10000s
Retry	2400s
Expire	604800s
Minimum (neg-cache TTL)	1800s

📋 Registration

✗ No registration data — collected automatically when SOA serial changes

📋 WHOIS

⏱️ Lookup Timing

NS

36ms

A

35ms

MX

48ms

AAAA

41ms

TXT

132ms

CAA

41ms

HTTPS

42ms

TLSA

40ms

SOA

38ms

MTA-STS

59ms

DNSSEC

99ms

SRV

56ms

Total

626ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-07-05 01:17:46	626ms	2 NS 2 A 0 MX	🔓 Insecure	View
2026-07-02 22:36:58	2647ms	2 NS 0 A 0 MX	❓ Unknown	View
2026-06-22 23:33:03	1101ms	0 NS 0 A 0 MX	❓ Unknown	View
2026-06-16 19:45:14	1623ms	0 NS 0 A 0 MX	❓ Unknown	View
2026-06-16 19:40:13	2216ms	0 NS 0 A 0 MX	❓ Unknown	View