hjertesundhedstjek.dk DNS records

🖥️ Nameservers2 records 77ms

Nameserver	IP addresses	PTR	ASN / ISP
jake.ns.cloudflare.com	108.162.193.122 172.64.33.122 173.245.59.122 2606:4700:58::adf5:3b7a 2803:f800:50::6ca2:c17a 2a06:98c1:50::ac40:217a	jake.ns.cloudflare.com jake.ns.cloudflare.com jake.ns.cloudflare.com jake.ns.cloudflare.com jake.ns.cloudflare.com jake.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
rachel.ns.cloudflare.com	108.162.192.215 172.64.32.215 173.245.58.215 2606:4700:50::adf5:3ad7 2803:f800:50::6ca2:c0d7 2a06:98c1:50::ac40:20d7	rachel.ns.cloudflare.com rachel.ns.cloudflare.com rachel.ns.cloudflare.com rachel.ns.cloudflare.com rachel.ns.cloudflare.com rachel.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.

🌍 A Records2 records 52ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
104.21.47.238	300s	—	AS13335	Cloudflare, Inc.	104.21.0.0/17	—	—
172.67.174.126	300s	—	AS13335	Cloudflare, Inc.	172.67.128.0/17	—	—

📧 MX Records

📧

No MX records found

🔷 AAAA Records (IPv6)2 records 58ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2606:4700:3032::6815:2fee	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—
2606:4700:3032::ac43:ae7e	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—

🔐 HTTPS Records1 records 63ms

Priority	Target	SvcParams
1 service	.	alpn="h3,h2" ipv4hint=104.21.47.238,172.67.174.126 ech=AEX+DQBBwQAgACCJq/98h4XBibtJpMwP+KRke6TgId8VdS0G6GYygQlfVQAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3032::6815:2fee,2606:4700:3032::ac43:ae7e

📝 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)

🔐 DNSSEC147ms

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

🏷️ SOA0ms

Field	Value
Serial	2411145040
Primary NS (MNAME)	jake.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

77ms

A

52ms

MX

55ms

AAAA

58ms

TXT

247ms

CAA

49ms

HTTPS

63ms

TLSA

62ms

SOA

0ms

MTA-STS

120ms

DNSSEC

147ms

SRV

111ms

Total

760ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-27 01:11:23	760ms	2 NS 2 A 0 MX	🔓 Insecure	View
2026-08-08 09:30:43	9867ms	2 NS 2 A 0 MX	🔓 Insecure	View
2026-07-23 01:41:46	1309ms	2 NS 2 A 0 MX	🔓 Insecure	View
2026-06-28 16:09:54	1294ms	2 NS 2 A 0 MX	🔓 Insecure	View
2026-06-25 17:57:41	1517ms	2 NS 2 A 0 MX	🔓 Insecure	View
2026-06-17 12:36:05	2980ms	2 NS 2 A 0 MX	🔓 Insecure	View
2026-06-17 12:34:52	239ms	0 NS 0 A 0 MX	❓ Unknown	View