csec.dk

📜 Historical scan 2026-06-16 23:06:27 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

csec.dk is a .dk domain served by 2 nameservers (jose.ns.cloudflare.com, zelda.ns.cloudflare.com). It was registered on 17 September 2001 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 83.88.194.99 is hosted by TDC Holding A/S (AS3292) in Denmark. Mail is handled by mail.csec.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 41ms

Nameserver	IP addresses	PTR	ASN / ISP
jose.ns.cloudflare.com	—	—	—
zelda.ns.cloudflare.com	—	—	—

🌍 A Records#

1 records 49ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
83.88.194.99	—	83-88-194-99-cable.dk.customer.tdc.net	AS3292	TDC Holding A/S	83.88.192.0/18	🇩🇰 Denmark	Viborg

📧 MX Records#

1 records 46ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	—	mail.csec.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 141ms

TXT Record
v=spf1 +a +mx +ip4:157.90.179.89 +ip4:148.251.244.167 +ip4:83.88.194.99 include:relay.mailchannels.net ~all

✉️ SPF#

Policy	Record (csec.dk)
~all (soft fail)	v=spf1 +a +mx +ip4:157.90.179.89 +ip4:148.251.244.167 +ip4:83.88.194.99 include:relay.mailchannels.net ~all

📨 DMARC#

Policy	Record (_dmarc.csec.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 2026-10-15 04:06:11

www	NXDOMAIN
www vs bare domain	www does not resolve csec.dk: 83.88.194.99 (AS3292) www.csec.dk: no address (all like this)
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

🔗 TLSA / DANE#

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

🔐 DNSSEC#

128ms

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

🏷️ SOA#

53ms

Field	Value
Serial	2406062284
Primary NS (MNAME)	jose.ns.cloudflare.com
Responsible (RNAME)	dns@cloudflare.com
Refresh	10000s
Retry	2400s
Expire	604800s
Minimum (neg-cache TTL)	1800s

📋 Registration#

WHOIS fetched 2026-10-01 10:21:04

Field	Value
Registrar	nordicway ApS
Registered	2001-09-17
Expires	2027-09-30 (347d)

📋 WHOIS#

⏱️ Lookup Timing#

41ms

49ms

46ms

AAAA

38ms

TXT

141ms

CAA

45ms

HTTPS

47ms

TLSA

50ms

SOA

53ms

MTA-STS

54ms

DNSSEC

128ms

SRV

0ms

Total

427ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-01 09:43:14	888ms	2 NS 1 A 1 MX	🔓 Insecure
2026-08-21 18:03:18	4831ms	2 NS 1 A 1 MX	🔓 Insecure
2026-08-20 17:58:32	6997ms	2 NS 1 A 1 MX	🔓 Insecure
2026-08-07 14:16:36	3053ms	2 NS 1 A 1 MX	🔓 Insecure
2026-06-24 19:22:21	4599ms	2 NS 1 A 1 MX	❓ Unknown
2026-06-22 16:45:16	929ms	0 NS 0 A 0 MX	❓ Unknown
2026-06-20 04:20:43	753ms	2 NS 1 A 1 MX	🔓 Insecure
2026-06-16 23:06:27 shown	427ms	2 NS 1 A 1 MX	🔓 Insecure