cejn.dk

Records from scan: 2026-10-09 12:43:12 · 727ms total · last checked 2026-10-15 22:55 (unchanged)

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

cejn.dk is a .dk domain served by 2 nameservers (brian.ns.cloudflare.com, may.ns.cloudflare.com). It was registered on 11 January 2005 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 104.21.79.195 is hosted by Cloudflare, Inc. (AS13335). The zone is not DNSSEC-signed, publishes a DMARC policy and is reachable over IPv6. Below are all of its DNS records from our latest scan: nameservers, A/AAAA, MX, TXT, SPF, DMARC, CAA, TLSA/DANE, MTA-STS, SRV and more.

🖥️ Nameservers#

2 records 40ms

Nameserver	IP addresses	PTR	ASN / ISP
brian.ns.cloudflare.com	108.162.195.36 162.159.44.36 172.64.35.36 2606:4700:58::a29f:2c24 2803:f800:50::6ca2:c324 2a06:98c1:50::ac40:2324	brian.ns.cloudflare.com brian.ns.cloudflare.com brian.ns.cloudflare.com brian.ns.cloudflare.com brian.ns.cloudflare.com brian.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
may.ns.cloudflare.com	108.162.192.135 172.64.32.135 173.245.58.135 2606:4700:50::adf5:3a87 2803:f800:50::6ca2:c087 2a06:98c1:50::ac40:2087	may.ns.cloudflare.com may.ns.cloudflare.com may.ns.cloudflare.com may.ns.cloudflare.com may.ns.cloudflare.com may.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.

🌍 A Records#

2 records 45ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
104.21.79.195	300s	—	AS13335	Cloudflare, Inc.	104.21.0.0/17	—	—
172.67.171.6	300s	—	AS13335	Cloudflare, Inc.	172.67.128.0/17	—	—

📧 MX Records#

📧

No MX records found

🔷 AAAA Records (IPv6)#

2 records 43ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2606:4700:3033::ac43:ab06	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—
2606:4700:3036::6815:4fc3	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—

🔐 HTTPS Records#

1 records 49ms

Priority	Target	SvcParams
1 service	.	alpn="h3,h2" ipv4hint=104.21.79.195,172.67.171.6 ech=AEX+DQBByQAgACDP8GQzsa/W6e8MrE5aA49KvQdXbhUQC/U/khKIXUU+NwAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3033::ac43:ab06,2606:4700:3036::6815:4fc3

📝 TXT Records#

1 records 194ms

TXT Record
v=spf1 -all

✉️ SPF#

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

📨 DMARC#

Policy	Record (_dmarc.cejn.dk)
p=reject	v=DMARC1; p=reject; sp=reject; adkim=s; aspf=s

📬 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

🧩 Web & zone#

checked 2026-10-09 12:43:12

www	104.21.79.195 172.67.171.6 2606:4700:3033::ac43:ab06 2606:4700:3036::6815:4fc3 (AS13335) (address records, no CNAME)
www vs bare domain	Same network cejn.dk: 104.21.79.195 172.67.171.6 2606:4700:3033::ac43:ab06 2606:4700:3036::6815:4fc3 (AS13335) www.cejn.dk: 104.21.79.195 172.67.171.6 2606:4700:3033::ac43:ab06 2606:4700:3036::6815:4fc3 (AS13335)
Wildcard	No

🔎 SPF check#

zone-wide SPF report

DNS lookups: 0/10 · policy: -all

No problems found

🔗 TLSA / DANE#

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

🔐 DNSSEC#

75ms

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

🏷️ SOA#

34ms

Field	Value
Serial	2416510686
Primary NS (MNAME)	brian.ns.cloudflare.com
Responsible (RNAME)	dns@cloudflare.com
Refresh	10000s
Retry	2400s
Expire	604800s
Minimum (neg-cache TTL)	1800s

📋 Registration#

WHOIS fetched 2026-10-04 07:56:12

Field	Value
Registrar	MarkMonitor Inc.
Registered	2005-01-11
Expires	2027-01-31 (106d)

📋 WHOIS#

⏱️ Lookup Timing#

40ms

45ms

32ms

AAAA

43ms

TXT

194ms

CAA

30ms

HTTPS

49ms

TLSA

54ms

SOA

34ms

MTA-STS

64ms

DNSSEC

75ms

SRV

59ms

Total

727ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-09 12:43:12 shown	727ms	2 NS 2 A 0 MX	🔓 Insecure
2026-10-04 07:16:42	651ms	2 NS 2 A 0 MX	🔓 Insecure
2026-09-30 06:49:38	496ms	2 NS 2 A 0 MX	🔓 Insecure
2026-09-27 00:40:09	573ms	2 NS 2 A 0 MX	🔓 Insecure
2026-09-24 13:23:07	841ms	2 NS 2 A 0 MX	🔓 Insecure
2026-08-06 14:15:52	999ms	2 NS 2 A 0 MX	🔓 Insecure
2026-07-27 17:19:21	1748ms	2 NS 2 A 0 MX	🔓 Insecure
2026-06-28 13:33:22	1440ms	2 NS 2 A 0 MX	🔓 Insecure
2026-06-19 22:22:12	1311ms	2 NS 2 A 0 MX	🔓 Insecure
2026-06-16 22:51:46	61618ms	2 NS 2 A 0 MX	🔓 Insecure
2026-06-16 20:19:24	1400ms	2 NS 2 A 0 MX	🔓 Insecure
2026-06-16 20:08:45	341ms	2 NS 2 A 0 MX	🔓 Insecure
2026-06-16 20:01:34	433ms	2 NS 2 A 0 MX	🔓 Insecure