cd-line.dk

📜 Historical scan 2026-06-19 08:48:18 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

cd-line.dk is a .dk domain served by 2 nameservers (ns51.gullestrupnet.dk, ns52.gullestrupnet.dk). It was registered on 22 September 1999 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 82.165.189.144 is hosted by IONOS SE (AS8560) in Germany. Mail is handled by mail.cd-line.dk, backupmail.gullestrupnet.dk. The zone is DNSSEC-signed but currently fails validation, has no 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 73ms

Nameserver	IP addresses	PTR	ASN / ISP
ns51.gullestrupnet.dk	82.165.189.144	gn51.gullestrupnet.dk	AS8560 IONOS SE
ns52.gullestrupnet.dk	82.165.203.134	mail51.gullestrupnet.dk	AS8560 IONOS SE

🌍 A Records#

1 records 85ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
82.165.189.144	600s	gn51.gullestrupnet.dk	AS8560	IONOS SE	82.165.0.0/16	🇩🇪 Germany	—

📧 MX Records#

2 records 71ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	600s	mail.cd-line.dk	82.165.203.134	mail51.gullestrupnet.dk	AS8560 IONOS SE
30	600s	backupmail.gullestrupnet.dk	82.165.203.134	mail51.gullestrupnet.dk	AS8560 IONOS SE

📧 Autodiscover / Autoconfig#

Service	CNAME / IP
🔷 Autodiscover	82.165.189.144
🔶 Autoconfig	82.165.189.144

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records#

1 records 404ms

TXT Record
v=spf1 ip4:82.165.203.134 ip4=82.165.189.144 +a +mx -all

✉️ SPF#

Policy	Record (cd-line.dk)
-all (hard fail)	v=spf1 ip4:82.165.203.134 ip4=82.165.189.144 +a +mx -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

🧩 Web & zone#

latest probe, not this scan · checked 2026-10-09 20:30:17

www	82.165.189.144 (AS8560) (address records, no CNAME)
www vs bare domain	Same network cd-line.dk: 82.165.189.144 (AS8560) www.cd-line.dk: 82.165.189.144 (AS8560)
Wildcard	Yes: any name under the zone resolves

🔎 SPF check#

zone-wide SPF report

DNS lookups: 2/10 · policy: -all

No problems found

🔗 TLSA / DANE#

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

🔐 DNSSEC#

138ms

Check	Result
Validation Status	⚠️ Bogus
AD Flag (resolver validates)	✗ Not set
DS Record	✗ Not found
DNSKEY Record	✗ Not found
Flags	broken trust chain resolving 'cd-line.dk/A/IN': 127.0.0.1#53

🏷️ SOA#

62ms

Field	Value
Serial	2025102404
Primary NS (MNAME)	ns51.gullestrupnet.dk
Responsible (RNAME)	hostmaster@gullestrupnet.dk
Refresh	10800s
Retry	3600s
Expire	1209600s
Minimum (neg-cache TTL)	10800s

📋 Registration#

WHOIS fetched 2026-10-08 12:27:33

Field	Value
Registrar	Punktum dk A/S (direct)
Registered	1999-09-22
Expires	2027-09-30 (348d)

📋 WHOIS#

⏱️ Lookup Timing#

73ms

85ms

71ms

AAAA

68ms

TXT

404ms

CAA

61ms

HTTPS

73ms

TLSA

233ms

SOA

62ms

MTA-STS

88ms

DNSSEC

138ms

SRV

2082ms

Total

2618ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-08-27 16:49:09	1598ms	2 NS 1 A 2 MX	🔓 Insecure
2026-07-04 11:10:54	4770ms	2 NS 1 A 2 MX	🔓 Insecure
2026-06-19 08:48:18 shown	2618ms	2 NS 1 A 2 MX	⚠️ Bogus
2026-06-16 19:56:34	16319ms	0 NS 0 A 0 MX	❓ Unknown