jetcost.dk

📜 Historical scan 2026-06-17 22:41:00 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

jetcost.dk is a .dk domain served by 2 nameservers (ian.ns.cloudflare.com, samara.ns.cloudflare.com). It was registered on 5 November 2011 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 104.18.34.20 is hosted by Cloudflare, Inc. (AS13335). 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 66ms

Nameserver	IP addresses	PTR	ASN / ISP
ian.ns.cloudflare.com	108.162.193.118 172.64.33.118 173.245.59.118 2606:4700:58::adf5:3b76 2803:f800:50::6ca2:c176 2a06:98c1:50::ac40:2176	ian.ns.cloudflare.com ian.ns.cloudflare.com ian.ns.cloudflare.com ian.ns.cloudflare.com ian.ns.cloudflare.com ian.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
samara.ns.cloudflare.com	108.162.194.160 162.159.38.160 172.64.34.160 2606:4700:50::a29f:26a0 2803:f800:50::6ca2:c2a0 2a06:98c1:50::ac40:22a0	samara.ns.cloudflare.com samara.ns.cloudflare.com samara.ns.cloudflare.com samara.ns.cloudflare.com samara.ns.cloudflare.com samara.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 67ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
104.18.34.20	—	—	AS13335	Cloudflare, Inc.	104.16.0.0/14	—	—
172.64.153.236	—	—	AS13335	Cloudflare, Inc.	172.64.144.0/20	—	—

📧 MX Records#

📧

No MX records found

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

1 records 64ms

Priority	Target	SvcParams
1 service	.	alpn="h2" ipv4hint=104.18.34.20,172.64.153.236

📝 TXT Records#

1 records 2142ms

TXT Record
v=spf1 -all

✉️ SPF#

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

📨 DMARC#

Policy	Record (_dmarc.jetcost.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#

latest probe, not this scan · checked 2026-10-08 20:41:20

www	104.18.34.20 172.64.153.236 (AS13335) (address records, no CNAME)
www vs bare domain	Same network jetcost.dk: 104.18.34.20 172.64.153.236 (AS13335) www.jetcost.dk: 104.18.34.20 172.64.153.236 (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#

172ms

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

🏷️ SOA#

77ms

Field	Value
Serial	2405483183
Primary NS (MNAME)	ian.ns.cloudflare.com
Responsible (RNAME)	dns@cloudflare.com
Refresh	10000s
Retry	2400s
Expire	604800s
Minimum (neg-cache TTL)	1800s

📋 Registration#

WHOIS fetched 2026-10-08 11:55:02

Field	Value
Registrar	GANDI SAS
Registered	2011-11-05
Expires	2026-11-30 (37d)

📋 WHOIS#

⏱️ Lookup Timing#

66ms

67ms

80ms

AAAA

66ms

TXT

2142ms

CAA

64ms

HTTPS

64ms

TLSA

167ms

SOA

77ms

MTA-STS

65ms

DNSSEC

172ms

SRV

189ms

Total

3190ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-08 20:41:20	1112ms	2 NS 2 A 0 MX	🔓 Insecure
2026-10-08 11:41:07	3927ms	2 NS 2 A 0 MX	🔓 Insecure
2026-09-24 01:00:15	574ms	2 NS 2 A 0 MX	🔓 Insecure
2026-09-20 06:50:36	2738ms	2 NS 2 A 0 MX	🔓 Insecure
2026-09-16 15:38:22	598ms	2 NS 2 A 0 MX	🔓 Insecure
2026-09-09 04:39:46	2028ms	2 NS 2 A 0 MX	🔓 Insecure
2026-09-02 18:30:16	534ms	2 NS 2 A 0 MX	🔓 Insecure
2026-07-24 00:46:00	17475ms	2 NS 2 A 0 MX	🔓 Insecure
2026-06-27 08:34:53	920ms	2 NS 2 A 0 MX	🔓 Insecure
2026-06-22 19:43:35	1742ms	2 NS 2 A 0 MX	🔓 Insecure
2026-06-21 01:10:38	1102ms	0 NS 0 A 0 MX	❓ Unknown
2026-06-17 22:41:00 shown	3190ms	2 NS 2 A 0 MX	🔓 Insecure