jdfitness.dk

📜 Historical scan 2026-10-13 04:04:47 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

jdfitness.dk is a .dk domain served by 2 nameservers (barbara.ns.cloudflare.com, justin.ns.cloudflare.com). It was registered on 29 August 2020 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 104.21.4.252 is hosted by Cloudflare, Inc. (AS13335). Mail is handled by mx1.onlinemail.io, mx2.onlinemail.io. The zone is not DNSSEC-signed, has no DMARC policy and is reachable over IPv6. 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 33ms

Nameserver	IP addresses	PTR	ASN / ISP
barbara.ns.cloudflare.com	108.162.192.248 172.64.32.248 173.245.58.248 2606:4700:50::adf5:3af8 2803:f800:50::6ca2:c0f8 2a06:98c1:50::ac40:20f8	barbara.ns.cloudflare.com barbara.ns.cloudflare.com barbara.ns.cloudflare.com barbara.ns.cloudflare.com barbara.ns.cloudflare.com barbara.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
justin.ns.cloudflare.com	108.162.193.187 172.64.33.187 173.245.59.187 2606:4700:58::adf5:3bbb 2803:f800:50::6ca2:c1bb 2a06:98c1:50::ac40:21bb	justin.ns.cloudflare.com justin.ns.cloudflare.com justin.ns.cloudflare.com justin.ns.cloudflare.com justin.ns.cloudflare.com justin.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 38ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
104.21.4.252	300s	—	AS13335	Cloudflare, Inc.	104.21.0.0/17	—	—
172.67.132.171	300s	—	AS13335	Cloudflare, Inc.	172.67.128.0/17	—	—

📧 MX Records#

2 records 44ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	300s	mx1.onlinemail.io	185.21.42.12	mx1.onlinemail.io	AS48854 team.blue Denmark A/S
20	300s	mx2.onlinemail.io	46.36.208.16	mx2.onlinemail.io	AS48854 team.blue Denmark A/S

📧 Autodiscover / Autoconfig#

Service	CNAME / IP
🔷 Autodiscover	autodiscover-mf.onlinemail.io → 185.21.40.62

🔷 AAAA Records (IPv6)#

2 records 33ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2606:4700:3033::6815:4fc	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—
2606:4700:3037::ac43:84ab	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—

🔐 HTTPS Records#

1 records 29ms

Priority	Target	SvcParams
1 service	.	alpn="h3,h2" ipv4hint=104.21.4.252,172.67.132.171 ech=AEX+DQBBgAAgACDgeChCkn+J6Oo0iZ7W/GPcXQ3pCqi6iHkNcrnfGeINTwAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3033::6815:4fc,2606:4700:3037::ac43:84ab

📝 TXT Records#

2 records 156ms

TXT Record
v=spf1 a include:spf.curanet.dk ~all
v=spf1 a mx ~all

✉️ SPF#

⚠ Multiple SPF records — RFC 7208 §4.5 violation (receivers must treat this as permerror)

Policy	Record (jdfitness.dk)
~all (soft fail)	v=spf1 a include:spf.curanet.dk ~all
~all (soft fail)	v=spf1 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 2026-10-18 06:41:40

www	49.13.54.110 (AS24940) (address records, no CNAME)
www vs bare domain	Different networks jdfitness.dk: 104.21.4.252 172.67.132.171 2606:4700:3033::6815:4fc 2606:4700:3037::ac43:84ab (AS13335) www.jdfitness.dk: 49.13.54.110 (AS24940) (all like this)
Wildcard	No

🔎 SPF check#

zone-wide SPF report

DNS lookups: 4/10 · policy: ~all

error 2 SPF records: receivers must treat that as a permanent error (RFC 7208 §4.5)

🔗 TLSA / DANE#

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

🔐 DNSSEC#

118ms

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

🏷️ SOA#

39ms

Field	Value
Serial	2417331990
Primary NS (MNAME)	barbara.ns.cloudflare.com
Responsible (RNAME)	dns@cloudflare.com
Refresh	10000s
Retry	2400s
Expire	604800s
Minimum (neg-cache TTL)	1800s

📋 Registration#

WHOIS fetched 2026-10-10 22:22:40

Field	Value
Registrar	Punktum dk A/S (direct)
Registered	2020-08-29
Expires	2027-08-31 (307d)

📋 WHOIS#

⏱️ Lookup Timing#

33ms

38ms

44ms

AAAA

33ms

TXT

156ms

CAA

38ms

HTTPS

29ms

TLSA

61ms

SOA

39ms

MTA-STS

49ms

DNSSEC

118ms

SRV

53ms

Total

719ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-18 06:41:40	1016ms	2 NS 2 A 2 MX	🔓 Insecure
2026-10-13 04:04:47 shown	719ms	2 NS 2 A 2 MX	🔓 Insecure
2026-10-12 02:11:56	1818ms	2 NS 2 A 2 MX	🔓 Insecure
2026-10-10 21:51:54	467ms	2 NS 2 A 2 MX	🔓 Insecure
2026-09-07 00:38:01	9598ms	2 NS 2 A 2 MX	🔓 Insecure
2026-08-20 19:30:31	1271ms	2 NS 2 A 2 MX	🔓 Insecure
2026-08-12 15:55:47	4847ms	2 NS 2 A 2 MX	🔓 Insecure
2026-07-02 20:52:02	1073ms	2 NS 2 A 2 MX	🔓 Insecure
2026-06-26 19:26:05	881ms	2 NS 2 A 2 MX	🔓 Insecure
2026-06-25 13:44:04	1027ms	2 NS 2 A 2 MX	🔓 Insecure
2026-06-17 14:23:35	2331ms	2 NS 2 A 2 MX	🔓 Insecure