publickey.dk DNS records

🖥️ Nameservers2 records 70ms

Nameserver	IP addresses	PTR	ASN / ISP
davina.ns.cloudflare.com	108.162.194.40 162.159.38.40 172.64.34.40 2606:4700:50::a29f:2628 2803:f800:50::6ca2:c228 2a06:98c1:50::ac40:2228	davina.ns.cloudflare.com davina.ns.cloudflare.com davina.ns.cloudflare.com davina.ns.cloudflare.com davina.ns.cloudflare.com davina.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
matias.ns.cloudflare.com	108.162.195.73 162.159.44.73 172.64.35.73 2606:4700:58::a29f:2c49 2803:f800:50::6ca2:c349 2a06:98c1:50::ac40:2349	matias.ns.cloudflare.com matias.ns.cloudflare.com matias.ns.cloudflare.com matias.ns.cloudflare.com matias.ns.cloudflare.com matias.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.

🌍 A Records2 records 71ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
104.21.72.136	300s	—	AS13335	Cloudflare, Inc.	104.21.0.0/17	—	—
172.67.151.36	300s	—	AS13335	Cloudflare, Inc.	172.67.128.0/17	—	—

📧 MX Records

📧

No MX records found

🔷 AAAA Records (IPv6)2 records 86ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2606:4700:3036::6815:4888	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—
2606:4700:3037::ac43:9724	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—

🔐 HTTPS Records1 records 81ms

Priority	Target	SvcParams
1 service	.	alpn="h3,h2" ipv4hint=104.21.72.136,172.67.151.36 ech=AEX+DQBBSQAgACAeGBJYr61BE6f3VnDFAzmiZTYdxuTgsHzrVXnk7N08XgAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3036::6815:4888,2606:4700:3037::ac43:9724

📝 TXT Records1 records 318ms

TXT Record
v=spf1 -all

✉️ SPF

Policy	Record (publickey.dk)
-all (hard fail)	v=spf1 -all

📨 DMARC

Policy	Record (_dmarc.publickey.dk)
p=reject	v=DMARC1; p=reject; sp=reject; adkim=s; aspf=s;

📬 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)

🔐 DNSSEC203ms

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

🏷️ SOA0ms

Field	Value
Serial	2413448686
Primary NS (MNAME)	davina.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

70ms

A

71ms

MX

94ms

AAAA

86ms

TXT

318ms

CAA

88ms

HTTPS

81ms

TLSA

94ms

SOA

0ms

MTA-STS

105ms

DNSSEC

203ms

SRV

136ms

Total

938ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-29 02:54:27	938ms	2 NS 2 A 0 MX	🔓 Insecure	View
2026-08-27 23:11:08	1432ms	2 NS 2 A 0 MX	🔓 Insecure	View
2026-08-23 03:43:04	1217ms	2 NS 2 A 0 MX	🔓 Insecure	View
2026-07-31 02:53:45	2765ms	2 NS 2 A 0 MX	🔓 Insecure	View
2026-07-16 13:33:03	2509ms	2 NS 2 A 0 MX	🔓 Insecure	View
2026-07-07 01:31:41	1674ms	2 NS 2 A 0 MX	🔓 Insecure	View
2026-07-02 18:34:55	6673ms	2 NS 2 A 0 MX	🔓 Insecure	View
2026-06-17 14:59:14	784ms	2 NS 2 A 0 MX	🔓 Insecure	View