tjconcept.dk

Records from scan: 2026-09-28 06:27:57 · 1652ms total · last checked 2026-10-16 21:58 (unchanged)

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

tjconcept.dk is a .dk domain served by 2 nameservers (kia.ns.cloudflare.com, skip.ns.cloudflare.com). It was already in the .dk zone when our tracking began on 16 June 2026. Its website address 104.21.35.6 is hosted by Cloudflare, Inc. (AS13335). Mail is handled by aspmx.l.google.com, alt1.aspmx.l.google.com and 5 more. The zone is not DNSSEC-signed, has no DMARC policy and is reachable over IPv6. Below are all of its DNS records from our latest 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
kia.ns.cloudflare.com	108.162.192.179 172.64.32.179 173.245.58.179 2606:4700:50::adf5:3ab3 2803:f800:50::6ca2:c0b3 2a06:98c1:50::ac40:20b3	kia.ns.cloudflare.com kia.ns.cloudflare.com kia.ns.cloudflare.com kia.ns.cloudflare.com kia.ns.cloudflare.com kia.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
skip.ns.cloudflare.com	108.162.193.233 172.64.33.233 173.245.59.233 2606:4700:58::adf5:3be9 2803:f800:50::6ca2:c1e9 2a06:98c1:50::ac40:21e9	skip.ns.cloudflare.com skip.ns.cloudflare.com skip.ns.cloudflare.com skip.ns.cloudflare.com skip.ns.cloudflare.com skip.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 33ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
104.21.35.6	300s	—	AS13335	Cloudflare, Inc.	104.21.0.0/17	—	—
172.67.167.38	300s	—	AS13335	Cloudflare, Inc.	172.67.128.0/17	—	—

📧 MX Records#

7 records 44ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	300s	aspmx.l.google.com	173.194.73.26 2a00:1450:4010:c02::1b 2a00:1450:4010:c02::1b	lq-in-f26.1e100.net le-in-x1b.1e100.net le-in-f27.1e100.net	AS15169 Google LLC AS15169 Google LLC AS15169 Google LLC
20	300s	alt1.aspmx.l.google.com	192.178.158.26 2404:6800:4013:813::1a	lcdels-in-f26.1e100.net lcdels-in-f26.1e100.net	AS15169 Google LLC AS15169 Google LLC
20	300s	alt2.aspmx.l.google.com	173.194.41.26 173.194.41.26 2404:6800:4001:c01::1a	yukulwh-in-f26.1e100.net mad01s14-in-f26.1e100.net yukulwh-in-f26.1e100.net	AS15169 Google LLC AS15169 Google LLC AS15169 Google LLC
30	300s	aspmx2.googlemail.com	192.178.158.26 2404:6800:4013:813::1a	lcdels-in-f26.1e100.net lcdels-in-f26.1e100.net	AS15169 Google LLC AS15169 Google LLC
30	300s	aspmx3.googlemail.com	173.194.41.26 173.194.41.26 2404:6800:4001:c01::1b	yukulwh-in-f26.1e100.net mad01s14-in-f26.1e100.net yukulwh-in-f27.1e100.net	AS15169 Google LLC AS15169 Google LLC AS15169 Google LLC
30	300s	aspmx4.googlemail.com	172.253.158.26 2404:6800:4003:c26::1a	so-in-f26.1e100.net so-in-f26.1e100.net	AS15169 Google LLC AS15169 Google LLC
30	300s	aspmx5.googlemail.com	108.177.125.26 2404:6800:4008:c01::1a	tp-in-f26.1e100.net tp-in-f26.1e100.net	AS15169 Google LLC AS15169 Google LLC

🔷 AAAA Records (IPv6)#

2 records 40ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2606:4700:3031::6815:2306	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—
2606:4700:3037::ac43:a726	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—

🔐 HTTPS Records#

1 records 33ms

Priority	Target	SvcParams
1 service	.	alpn="h3,h2" ipv4hint=104.21.35.6,172.67.167.38 ech=AEX+DQBBkAAgACDpyBXSgx4JC5zCezLA7rN0dHy2APSLOq3ni9z/ASPJTgAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3031::6815:2306,2606:4700:3037::ac43:a726

📝 TXT Records#

1 records 153ms

TXT Record
v=spf1 mx include:_spf.google.com include:spf.mandrillapp.com -all

✉️ SPF#

Policy	Record (tjconcept.dk)
-all (hard fail)	v=spf1 mx include:_spf.google.com include:spf.mandrillapp.com -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#

checked 2026-10-12 19:52:00

www	104.21.35.6 172.67.167.38 2606:4700:3031::6815:2306 2606:4700:3037::ac43:a726 (AS13335) (address records, no CNAME)
www vs bare domain	Same network tjconcept.dk: 104.21.35.6 172.67.167.38 2606:4700:3031::6815:2306 2606:4700:3037::ac43:a726 (AS13335) www.tjconcept.dk: 104.21.35.6 172.67.167.38 2606:4700:3031::6815:2306 2606:4700:3037::ac43:a726 (AS13335)
Wildcard	No

✍️ DKIM keys#

1 found

Selector	CNAME	Key
google	—	RSA · ~1024 bit below 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#

108ms

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

🏷️ SOA#

0ms

Field	Value
Serial	2416046767
Primary NS (MNAME)	kia.ns.cloudflare.com
Responsible (RNAME)	dns@cloudflare.com
Refresh	10000s
Retry	2400s
Expire	604800s
Minimum (neg-cache TTL)	1800s

📋 Registration#

✗ No registration data yet — queued for a WHOIS lookup

📋 WHOIS#

⏱️ Lookup Timing#

33ms

44ms

AAAA

40ms

TXT

153ms

CAA

48ms

HTTPS

33ms

TLSA

99ms

SOA

0ms

MTA-STS

58ms

DNSSEC

108ms

SRV

56ms

Total

1652ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-09-28 06:27:57 shown	1652ms	2 NS 2 A 7 MX	🔓 Insecure
2026-09-24 05:01:25	928ms	2 NS 2 A 7 MX	🔓 Insecure
2026-08-27 16:12:57	9904ms	2 NS 2 A 7 MX	🔓 Insecure
2026-08-26 00:07:17	966ms	2 NS 2 A 7 MX	🔓 Insecure
2026-08-07 20:38:09	2904ms	2 NS 2 A 7 MX	🔓 Insecure
2026-07-21 15:52:04	11399ms	2 NS 2 A 7 MX	🔓 Insecure
2026-06-25 13:38:18	1146ms	2 NS 2 A 7 MX	🔓 Insecure
2026-06-25 03:55:47	1171ms	2 NS 2 A 7 MX	🔓 Insecure
2026-06-20 00:26:30	962ms	2 NS 2 A 7 MX	🔓 Insecure
2026-06-18 05:01:16	1766ms	2 NS 2 A 7 MX	🔓 Insecure