justlearn.dk DNS records

🖥️ Nameservers2 records 26ms

Nameserver	IP addresses	PTR	ASN / ISP
donald.ns.cloudflare.com	108.162.193.158 172.64.33.158 173.245.59.158 2606:4700:58::adf5:3b9e 2803:f800:50::6ca2:c19e 2a06:98c1:50::ac40:219e	donald.ns.cloudflare.com donald.ns.cloudflare.com donald.ns.cloudflare.com donald.ns.cloudflare.com donald.ns.cloudflare.com donald.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
tricia.ns.cloudflare.com	108.162.192.232 172.64.32.232 173.245.58.232 2606:4700:50::adf5:3ae8 2803:f800:50::6ca2:c0e8 2a06:98c1:50::ac40:20e8	tricia.ns.cloudflare.com tricia.ns.cloudflare.com tricia.ns.cloudflare.com tricia.ns.cloudflare.com tricia.ns.cloudflare.com tricia.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.

🌍 A Records2 records 25ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
104.21.95.47	300s	—	AS13335	Cloudflare, Inc.	104.21.0.0/17	—	—
172.67.143.2	300s	—	AS13335	Cloudflare, Inc.	172.67.128.0/17	—	—

📧 MX Records3 records 29ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	300s	mx.zoho.eu	185.230.214.166 185.230.214.166 185.230.214.166	mx.zoho.eu mx3.zoho.eu mx2.zoho.eu	AS205111 ZOHO Corporation B.V AS205111 ZOHO Corporation B.V AS205111 ZOHO Corporation B.V
20	300s	mx2.zoho.eu	185.230.214.166 185.230.214.166 185.230.214.166	mx.zoho.eu mx3.zoho.eu mx2.zoho.eu	AS205111 ZOHO Corporation B.V AS205111 ZOHO Corporation B.V AS205111 ZOHO Corporation B.V
50	300s	mx3.zoho.eu	185.230.212.166 185.230.212.166 185.230.212.166	mx.zoho.eu mx2.zoho.eu mx3.zoho.eu	AS205111 ZOHO Corporation B.V AS205111 ZOHO Corporation B.V AS205111 ZOHO Corporation B.V

🔷 AAAA Records (IPv6)2 records 25ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2606:4700:3030::ac43:8f02	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—
2606:4700:3033::6815:5f2f	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—

🔐 HTTPS Records1 records 25ms

Priority	Target	SvcParams
1 service	.	alpn="h3,h2" ipv4hint=104.21.95.47,172.67.143.2 ech=AEX+DQBB/gAgACBj3ZQaazmR4RDKgbRkFbDDCXC7k/q2zBXwpGrN2qG/LQAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3030::ac43:8f02,2606:4700:3033::6815:5f2f

📝 TXT Records7 records 130ms

TXT Record
google-site-verification=d9U1aLtg5ePWR3GiY0hd_StwWz6A6HXjBW2B_Y8rm-g
google-site-verification=ujBQNG9FJs0gbYzukoCrz9Nk-_Ui71BDAICm-c7MZp0
google-site-verification=UxDNdg8EyQoGfwhctf0F5JXUXafD23KV01MdXo4uzns
google-site-verification=zsqs3bPEteJJEWDhz3z5TdnE_pd6YLv2XMigCRr5BB4
v=spf1 include:zoho.eu ~all
yandex-verification: e69a9da08b286b6f
zoho-verification=zb15138744.zmverify.zoho.eu

✉️ SPF

Policy	Record (justlearn.dk)
~all (soft fail)	v=spf1 include:zoho.eu ~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

🔏 ACME Challenge

Type	Name	Value
TXT	_acme-challenge.justlearn.dk	2ol9lkqQjWuJLfESGnr-d3_w26kFx00-Z8bA29nkijg
TXT	_acme-challenge.justlearn.dk	lxU-QasZNWuEzy8qgzwQEBZ4j0bejaqj-uM_oWjt-LA

🔗 TLSA / DANE

✗ No TLSA records — DANE not configured for HTTPS (_443) or MX (_25)

🔐 DNSSEC96ms

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	2413546644
Primary NS (MNAME)	donald.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

26ms

A

25ms

MX

29ms

AAAA

25ms

TXT

130ms

CAA

27ms

HTTPS

25ms

TLSA

200ms

SOA

0ms

MTA-STS

38ms

DNSSEC

96ms

SRV

44ms

Total

889ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-30 17:54:14	889ms	2 NS 2 A 3 MX	🔓 Insecure	View
2026-08-26 11:52:53	978ms	2 NS 2 A 3 MX	🔓 Insecure	View
2026-08-02 05:25:13	9296ms	2 NS 2 A 3 MX	🔓 Insecure	View
2026-07-22 06:56:49	41599ms	2 NS 2 A 3 MX	🔓 Insecure	View
2026-07-01 07:16:44	1065ms	2 NS 2 A 3 MX	🔓 Insecure	View
2026-06-25 10:01:45	1223ms	2 NS 2 A 3 MX	🔓 Insecure	View
2026-06-17 12:16:53	1696ms	2 NS 2 A 3 MX	🔓 Insecure	View