jtchristensen.dk DNS records

🖥️ Nameservers2 records 88ms

Nameserver	IP addresses	PTR	ASN / ISP
anderson.ns.cloudflare.com	108.162.195.177 162.159.44.177 172.64.35.177 2606:4700:58::a29f:2cb1 2803:f800:50::6ca2:c3b1 2a06:98c1:50::ac40:23b1	anderson.ns.cloudflare.com anderson.ns.cloudflare.com anderson.ns.cloudflare.com anderson.ns.cloudflare.com anderson.ns.cloudflare.com anderson.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
karsyn.ns.cloudflare.com	108.162.194.194 162.159.38.194 172.64.34.194 2606:4700:50::a29f:26c2 2803:f800:50::6ca2:c2c2 2a06:98c1:50::ac40:22c2	karsyn.ns.cloudflare.com karsyn.ns.cloudflare.com karsyn.ns.cloudflare.com karsyn.ns.cloudflare.com karsyn.ns.cloudflare.com karsyn.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.

🌍 A Records2 records 99ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
104.21.77.64	300s	—	AS13335	Cloudflare, Inc.	104.21.0.0/17	—	—
172.67.205.33	300s	—	AS13335	Cloudflare, Inc.	172.67.128.0/17	—	—

📧 MX Records3 records 108ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
15	300s	route2.mx.cloudflare.net	162.159.205.17 162.159.205.18 162.159.205.19 2606:4700:f5::10 2606:4700:f5::e 2606:4700:f5::f	route2.mx.cloudflare.net route2.mx.cloudflare.net route2.mx.cloudflare.net route2.mx.cloudflare.net route2.mx.cloudflare.net route2.mx.cloudflare.net	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
38	300s	route3.mx.cloudflare.net	162.159.205.23 162.159.205.24 162.159.205.25 2606:4700:f5::11 2606:4700:f5::12 2606:4700:f5::13	route3.mx.cloudflare.net route3.mx.cloudflare.net route3.mx.cloudflare.net route3.mx.cloudflare.net route3.mx.cloudflare.net route3.mx.cloudflare.net	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
54	300s	route1.mx.cloudflare.net	162.159.205.11 162.159.205.12 162.159.205.13 2606:4700:f5::b 2606:4700:f5::c 2606:4700:f5::d	route1.mx.cloudflare.net route1.mx.cloudflare.net route1.mx.cloudflare.net route1.mx.cloudflare.net route1.mx.cloudflare.net route1.mx.cloudflare.net	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.

🔷 AAAA Records (IPv6)2 records 95ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2606:4700:3033::ac43:cd21	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—
2606:4700:3036::6815:4d40	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—

🔐 HTTPS Records1 records 187ms

Priority	Target	SvcParams
1 service	.	alpn="h3,h2" ipv4hint=104.21.77.64,172.67.205.33 ech=AEX+DQBBJQAgACBpWTX7UusBv7bslDOcn7PMCQDeXHFKfUk/PjQoSL6eCAAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3033::ac43:cd21,2606:4700:3036::6815:4d40

📝 TXT Records2 records 423ms

TXT Record
google-site-verification=WDS9bjmDjKZ5lTkoqc8Wz5qVoUbjxPHozMchLBsHXY4
v=spf1 include:_spf.mx.cloudflare.net ~all

✉️ SPF

Policy	Record (jtchristensen.dk)
~all (soft fail)	v=spf1 include:_spf.mx.cloudflare.net ~all

📨 DMARC

Policy	Record (_dmarc.jtchristensen.dk)
p=none (monitor only)	v=DMARC1; p=none; rua=mailto:ca95ca5b6cd94d8783330ac2eee3f68a@dmarc-reports.cloudflare.net

📬 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 / DANE9 records 182ms

Service / Owner	Type	Cert association
SMTP _25._tcp.route1.mx.cloudflare.net	DANE-TA · SPKI · SHA-256	59E738E674221702AF1EDB87C5200C1A…
SMTP _25._tcp.route1.mx.cloudflare.net	DANE-EE · SPKI · SHA-256	0F0C6C164A36F97E7B4C5A5B69D6F4F2…
SMTP _25._tcp.route1.mx.cloudflare.net	DANE-EE · SPKI · SHA-256	9BE5B7D47F9EFF930C11EB04D27CAE6B…
SMTP _25._tcp.route2.mx.cloudflare.net	DANE-TA · SPKI · SHA-256	59E738E674221702AF1EDB87C5200C1A…
SMTP _25._tcp.route2.mx.cloudflare.net	DANE-EE · SPKI · SHA-256	0F0C6C164A36F97E7B4C5A5B69D6F4F2…
SMTP _25._tcp.route2.mx.cloudflare.net	DANE-EE · SPKI · SHA-256	9BE5B7D47F9EFF930C11EB04D27CAE6B…
SMTP _25._tcp.route3.mx.cloudflare.net	DANE-TA · SPKI · SHA-256	59E738E674221702AF1EDB87C5200C1A…
SMTP _25._tcp.route3.mx.cloudflare.net	DANE-EE · SPKI · SHA-256	0F0C6C164A36F97E7B4C5A5B69D6F4F2…
SMTP _25._tcp.route3.mx.cloudflare.net	DANE-EE · SPKI · SHA-256	9BE5B7D47F9EFF930C11EB04D27CAE6B…

🔐 DNSSEC320ms

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	2413482018
Primary NS (MNAME)	anderson.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

88ms

A

99ms

MX

108ms

AAAA

95ms

TXT

423ms

CAA

139ms

HTTPS

187ms

TLSA

182ms

SOA

0ms

MTA-STS

250ms

DNSSEC

320ms

SRV

207ms

Total

2467ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-31 07:35:01	2467ms	2 NS 2 A 3 MX	🔓 Insecure	View
2026-08-27 02:14:40	826ms	2 NS 2 A 3 MX	🔓 Insecure	View
2026-08-09 19:48:59	10425ms	2 NS 2 A 3 MX	🔓 Insecure	View
2026-08-06 07:38:15	1881ms	2 NS 2 A 3 MX	🔓 Insecure	View
2026-07-25 10:09:24	9636ms	2 NS 2 A 3 MX	🔓 Insecure	View
2026-07-14 10:48:05	1970ms	2 NS 2 A 3 MX	🔒 Secure	View
2026-06-30 06:44:50	1066ms	2 NS 2 A 3 MX	🔒 Secure	View
2026-06-20 23:41:24	917ms	2 NS 2 A 3 MX	🔒 Secure	View
2026-06-20 16:53:17	1137ms	0 NS 0 A 0 MX	❓ Unknown	View
2026-06-18 05:19:29	2510ms	2 NS 2 A 3 MX	🔒 Secure	View