cefos.dk

📜 Historical scan 2026-08-26 18:54:56 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

cefos.dk is a .dk domain served by 2 nameservers (ns3.nordicway.dk, ns4.nordicway.dk). It was already in the .dk zone when our tracking began on 16 June 2026. Its website address 148.251.244.167 is hosted by Hetzner Online GmbH (AS24940) in Germany. Mail is handled by cefos.dk. The zone is not DNSSEC-signed, publishes a DMARC policy and has no IPv6 address. Below are all of its DNS records from this scan: nameservers, A/AAAA, MX, TXT, SPF, DMARC, CAA, TLSA/DANE, MTA-STS, SRV and more.

🖥️ Nameservers#

2 records 43ms

Nameserver	IP addresses	PTR	ASN / ISP
ns3.nordicway.dk	2a01:4f8:c2c:d3c0::1 78.47.45.64	ns3.nordicway.dk ns3.nordicway.dk	AS24940 Hetzner Online GmbH AS24940 Hetzner Online GmbH
ns4.nordicway.dk	2a01:4f8:c010:24a2::1 78.47.56.84	ns4.nordicway.dk ns4.nordicway.dk	AS24940 Hetzner Online GmbH AS24940 Hetzner Online GmbH

🌍 A Records#

1 records 33ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
148.251.244.167	3600s	cp06.nordicway.dk	AS24940	Hetzner Online GmbH	148.251.0.0/16	🇩🇪 Germany	Falkenstein

📧 MX Records#

1 records 39ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	3600s	cefos.dk	148.251.244.167	cp06.nordicway.dk	AS24940 Hetzner Online GmbH

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records#

1 records 235ms

TXT Record
v=spf1 +a +mx +ip4:148.251.244.167 include:relay.mailchannels.net ~all

✉️ SPF#

Policy	Record (cefos.dk)
~all (soft fail)	v=spf1 +a +mx +ip4:148.251.244.167 include:relay.mailchannels.net ~all

📨 DMARC#

Policy	Record (_dmarc.cefos.dk)
p=none (monitor only)	v=DMARC1;p=none;sp=none;adkim=r;aspf=r;pct=100;fo=0;rf=afrf;ri=86400

📬 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#

latest probe, not this scan · checked 2026-10-08 00:26:05

www CNAME	cefos.dk (all on cefos.dk) → 188.40.215.228 (AS24940)
www vs bare domain	Same network cefos.dk: 188.40.215.228 (AS24940) www.cefos.dk: 188.40.215.228 (AS24940)
Wildcard	No

✍️ DKIM keys#

1 found

Selector	CNAME	Key
default	—	RSA · ~2048 bit

DKIM selectors can't be listed, so we check the common ones (Microsoft 365, Google, Mailchimp, SendGrid, generic). Keys under other selectors aren't shown.

🔎 SPF check#

zone-wide SPF report

DNS lookups: 3/10 · policy: ~all

No problems found

🔏 ACME Challenge#

Type	Name	Value
TXT	_acme-challenge.cefos.dk	6J1yacZL71Mkc2dqc2NMQvkE2j66XiU1see20-T-eOk

🔗 TLSA / DANE#

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

🔐 DNSSEC#

112ms

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

🏷️ SOA#

0ms

Field	Value
Serial	2026082501
Primary NS (MNAME)	ns3.nordicway.dk
Responsible (RNAME)	server@nordicway.dk
Refresh	3600s
Retry	1800s
Expire	1209600s
Minimum (neg-cache TTL)	86400s

📋 Registration#

✗ No registration data yet — queued for a WHOIS lookup

📋 WHOIS#

⏱️ Lookup Timing#

43ms

33ms

39ms

AAAA

48ms

TXT

235ms

CAA

46ms

HTTPS

45ms

TLSA

61ms

SOA

0ms

MTA-STS

77ms

DNSSEC

112ms

SRV

66ms

Total

595ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-08 00:26:05	589ms	4 NS 1 A 1 MX	🔓 Insecure
2026-10-01 06:13:38	744ms	4 NS 1 A 1 MX	🔓 Insecure
2026-09-03 18:51:05	694ms	4 NS 1 A 1 MX	🔓 Insecure
2026-08-26 18:54:56 shown	595ms	2 NS 1 A 1 MX	🔓 Insecure
2026-06-26 00:34:18	801ms	2 NS 1 A 1 MX	🔓 Insecure
2026-06-23 04:41:29	774ms	2 NS 1 A 1 MX	🔓 Insecure
2026-06-16 20:21:59	1416ms	2 NS 1 A 1 MX	🔓 Insecure
2026-06-16 20:03:35	557ms	2 NS 1 A 1 MX	🔓 Insecure
2026-06-16 20:01:40	46314ms	2 NS 1 A 1 MX	🔓 Insecure
2026-06-16 20:00:59	517ms	2 NS 1 A 1 MX	🔓 Insecure