njkn.dk DNS records

🖥️ Nameservers2 records 65ms

Nameserver	IP addresses	PTR	ASN / ISP
chad.ns.cloudflare.com	108.162.193.82 172.64.33.82 173.245.59.82 2606:4700:58::adf5:3b52 2803:f800:50::6ca2:c152 2a06:98c1:50::ac40:2152	chad.ns.cloudflare.com chad.ns.cloudflare.com chad.ns.cloudflare.com chad.ns.cloudflare.com chad.ns.cloudflare.com chad.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 73ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
104.21.27.124	300s	—	AS13335	Cloudflare, Inc.	104.21.0.0/17	—	—
172.67.142.150	300s	—	AS13335	Cloudflare, Inc.	172.67.128.0/17	—	—

📧 MX Records1 records 78ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	300s	no.onso.xyz	157.90.23.42 2a01:4f8:1c1c:e469::1	no.onso.xyz no.onso.xyz	AS24940 Hetzner Online GmbH AS24940 Hetzner Online GmbH

📧 Autodiscover / Autoconfig

Service	CNAME / IP
🔷 Autodiscover	no.onso.xyz → 157.90.23.42
🔶 Autoconfig	no.onso.xyz → 157.90.23.42

🔷 AAAA Records (IPv6)2 records 111ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2606:4700:3033::6815:1b7c	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—
2606:4700:3033::ac43:8e96	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—

🔐 HTTPS Records1 records 62ms

Priority	Target	SvcParams
1 service	.	alpn="h3,h2" ipv4hint=104.21.27.124,172.67.142.150 ech=AEX+DQBBVAAgACAHSHUICxC8t/iQHx3wsFiEKQ08JFPD9rFsEmJ6bo5FEQAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3033::6815:1b7c,2606:4700:3033::ac43:8e96

🔌 SRV Records1 records 125ms

Service	Priority	Weight	Port	Target
_autodiscover._tcp	0	1	443	no.onso.xyz

📝 TXT Records1 records 244ms

TXT Record
v=spf1 mx -all

✉️ SPF

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

📨 DMARC

Policy	Record (_dmarc.njkn.dk)
p=none (monitor only)	v=DMARC1; p=none;

📬 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 / DANE1 records 79ms

Service / Owner	Type	Cert association
SMTP _25._tcp.no.onso.xyz	DANE-EE · SPKI · SHA-256	CF33A11A9097B2534CE9D5E33C454043…

🔐 DNSSEC141ms

Check	Result
Validation Status	🔒 Secure
AD Flag (resolver validates)	✓ Set
DS Record	✓ Found
DNSKEY Record	✓ Found
Flags	fully validated

🏷️ SOA0ms

Field	Value
Serial	2412796584
Primary NS (MNAME)	chad.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

65ms

A

73ms

MX

78ms

AAAA

111ms

TXT

244ms

CAA

106ms

HTTPS

62ms

TLSA

79ms

SOA

0ms

MTA-STS

119ms

DNSSEC

141ms

SRV

125ms

Total

984ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-26 14:06:10	984ms	2 NS 2 A 1 MX	🔒 Secure	View
2026-08-25 14:10:40	969ms	2 NS 2 A 1 MX	🔒 Secure	View
2026-08-22 00:48:53	25434ms	2 NS 2 A 1 MX	🔒 Secure	View
2026-08-09 15:10:55	1221ms	2 NS 2 A 1 MX	🔒 Secure	View
2026-07-28 13:43:11	1697ms	2 NS 2 A 1 MX	🔒 Secure	View
2026-07-04 22:15:06	5000ms	2 NS 2 A 1 MX	🔒 Secure	View
2026-06-26 04:33:01	1585ms	2 NS 2 A 1 MX	🔒 Secure	View
2026-06-25 17:18:59	1013ms	2 NS 2 A 1 MX	🔒 Secure	View
2026-06-22 15:43:47	1326ms	2 NS 2 A 1 MX	🔒 Secure	View
2026-06-22 05:44:57	1166ms	0 NS 0 A 0 MX	❓ Unknown	View
2026-06-18 01:36:22	2826ms	2 NS 2 A 1 MX	🔒 Secure	View