cefos.dk

📜 Historical scan 2026-06-23 04:41:29 · ← 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 57ms

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 82ms

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 49ms

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 284ms

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	_ZIhpiZLmVjr1pcg6d2ZskxiDigBaN8iJ8vBuz8pmSc

🔗 TLSA / DANE#

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

🔐 DNSSEC#

116ms

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

🏷️ SOA#

50ms

Field	Value
Serial	2026042501
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#

57ms

82ms

49ms

AAAA

98ms

TXT

284ms

CAA

59ms

HTTPS

49ms

TLSA

69ms

SOA

50ms

MTA-STS

103ms

DNSSEC

116ms

SRV

165ms

Total

774ms

🕐 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	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 shown	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