j2kdevelop.dk DNS records

🖥️ Nameservers2 records 53ms

Nameserver	IP addresses	PTR	ASN / ISP
dayana.ns.cloudflare.com	108.162.194.103 162.159.38.103 172.64.34.103 2606:4700:50::a29f:2667 2803:f800:50::6ca2:c267 2a06:98c1:50::ac40:2267	dayana.ns.cloudflare.com dayana.ns.cloudflare.com dayana.ns.cloudflare.com dayana.ns.cloudflare.com dayana.ns.cloudflare.com dayana.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
watson.ns.cloudflare.com	108.162.195.23 162.159.44.23 172.64.35.23 2606:4700:58::a29f:2c17 2803:f800:50::6ca2:c317 2a06:98c1:50::ac40:2317	watson.ns.cloudflare.com watson.ns.cloudflare.com watson.ns.cloudflare.com watson.ns.cloudflare.com watson.ns.cloudflare.com watson.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.

🌍 A Records2 records 32ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
104.21.45.126	300s	—	AS13335	Cloudflare, Inc.	104.21.0.0/17	—	—
172.67.214.75	300s	—	AS13335	Cloudflare, Inc.	172.67.128.0/17	—	—

📧 MX Records1 records 47ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	300s	mx.simply.com	94.231.106.20	mx.simply.com	AS48854 team.blue Denmark A/S

📧 Autodiscover / Autoconfig

Service	CNAME / IP
🔶 Autoconfig	172.67.214.75

🔷 AAAA Records (IPv6)2 records 72ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2606:4700:3031::6815:2d7e	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—
2606:4700:3032::ac43:d64b	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—

🔐 HTTPS Records1 records 32ms

Priority	Target	SvcParams
1 service	.	alpn="h3,h2" ipv4hint=104.21.45.126,172.67.214.75 ech=AEX+DQBBbQAgACB6M345DFBpn9QL1k3f+WMd4c16ppWqO6P8WPE//CUGDgAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3031::6815:2d7e,2606:4700:3032::ac43:d64b

📝 TXT Records2 records 171ms

TXT Record
google-site-verification=ZupkLBKbMHHsHdTGoF9q775ZUrT_Lb3NiN2M_qPYWGI
v=spf1 include:spf.simply.com -all

✉️ SPF

Policy	Record (j2kdevelop.dk)
-all (hard fail)	v=spf1 include:spf.simply.com -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

🔗 TLSA / DANE2 records 110ms

Service / Owner	Type	Cert association
SMTP _25._tcp.mx.simply.com	DANE-EE · SPKI · SHA-256	A9D603AF4D7ED6B9246B4B68500CD6F2…
SMTP _25._tcp.mx.simply.com	DANE-EE · SPKI · SHA-256	97A3BA009F39C761BFFB6574340E8138…

🔐 DNSSEC9068ms

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	2409356030
Primary NS (MNAME)	dayana.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

53ms

A

32ms

MX

47ms

AAAA

72ms

TXT

171ms

CAA

54ms

HTTPS

32ms

TLSA

110ms

SOA

0ms

MTA-STS

63ms

DNSSEC

9068ms

SRV

58ms

Total

9941ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-28 07:17:24	727ms	2 NS 2 A 1 MX	🔓 Insecure	View
2026-08-11 11:16:24	4449ms	2 NS 2 A 1 MX	🔓 Insecure	View
2026-07-17 08:06:08	982ms	2 NS 2 A 1 MX	🔓 Insecure	View
2026-07-15 01:56:09	9941ms	2 NS 2 A 1 MX	🔓 Insecure	View
2026-06-18 08:18:58	939ms	2 NS 2 A 1 MX	❓ Unknown	View