tmux.dk

📜 Historical scan 2026-08-29 16:51:58 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

tmux.dk is a .dk domain served by 2 nameservers (algin.ns.cloudflare.com, braelyn.ns.cloudflare.com). It was registered on 5 March 2026 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Mail is handled by mxa.eu.mailgun.org, mxb.eu.mailgun.org. 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 111ms

Nameserver	IP addresses	PTR	ASN / ISP
algin.ns.cloudflare.com	108.162.193.61 172.64.33.61 173.245.59.61 2606:4700:58::adf5:3b3d 2803:f800:50::6ca2:c13d 2a06:98c1:50::ac40:213d	algin.ns.cloudflare.com algin.ns.cloudflare.com algin.ns.cloudflare.com algin.ns.cloudflare.com algin.ns.cloudflare.com algin.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
braelyn.ns.cloudflare.com	108.162.194.97 162.159.38.97 172.64.34.97 2606:4700:50::a29f:2661 2803:f800:50::6ca2:c261 2a06:98c1:50::ac40:2261	braelyn.ns.cloudflare.com braelyn.ns.cloudflare.com braelyn.ns.cloudflare.com braelyn.ns.cloudflare.com braelyn.ns.cloudflare.com braelyn.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.

🌍 A Records#

🌍

No A records found

📧 MX Records#

2 records 193ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	300s	mxa.eu.mailgun.org	34.111.130.244	244.130.111.34.bc.googleusercontent.com	AS396982 Google LLC
10	300s	mxb.eu.mailgun.org	34.111.130.244	244.130.111.34.bc.googleusercontent.com	AS396982 Google LLC

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records#

2 records 369ms

TXT Record
google-site-verification=mlyYPPo6dMx1Zu3yesFeTCyKB2jf7wobEoLcqXiUJTY
v=spf1 include:mailgun.org ~all

✉️ SPF#

Policy	Record (tmux.dk)
~all (soft fail)	v=spf1 include:mailgun.org ~all

📨 DMARC#

Policy	Record (_dmarc.tmux.dk)
p=none (monitor only)	v=DMARC1; p=none; pct=100; fo=1; ri=3600; rua=mailto:f0ee101d@dmarc.mailgun.org,mailto:4c6807c3@inbox.ondmarc.com; ruf=mailto:f0ee101d@dmarc.mailgun.org,mailto:4c6807c3@inbox.ondmarc.com;

📬 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 2026-10-11 13:40:26

www	NXDOMAIN
www vs bare domain	Neither resolves tmux.dk: no address www.tmux.dk: no address
Wildcard	No

🔎 SPF check#

zone-wide SPF report

DNS lookups: 5/10 · policy: ~all

No problems found

🔗 TLSA / DANE#

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

🔐 DNSSEC#

318ms

Check	Result
Validation Status	🔓 Insecure
AD Flag (resolver validates)	✗ Not set
DS Record	✗ Not found
DNSKEY Record	✗ Not found
Flags	resolution failed: ncache nxrrset

🏷️ SOA#

0ms

Field	Value
Serial	2413500573
Primary NS (MNAME)	algin.ns.cloudflare.com
Responsible (RNAME)	dns@cloudflare.com
Refresh	10000s
Retry	2400s
Expire	604800s
Minimum (neg-cache TTL)	1800s

📋 Registration#

WHOIS fetched 2026-07-03 15:06:06

Field	Value
Registrar	ONE.COM A/S
Registered	2026-03-05
Expires	2027-03-04 (130d)

📋 WHOIS#

⏱️ Lookup Timing#

111ms

91ms

193ms

AAAA

147ms

TXT

369ms

CAA

140ms

HTTPS

174ms

TLSA

96ms

SOA

0ms

MTA-STS

218ms

DNSSEC

318ms

SRV

216ms

Total

1112ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-09-15 23:25:53	1545ms	2 NS 0 A 2 MX	🔓 Insecure
2026-08-31 09:47:55	2064ms	2 NS 0 A 2 MX	🔓 Insecure
2026-08-29 16:51:58 shown	1112ms	2 NS 0 A 2 MX	🔓 Insecure
2026-08-18 18:41:19	2400ms	2 NS 0 A 2 MX	🔓 Insecure
2026-08-06 19:37:31	1466ms	2 NS 2 A 2 MX	🔓 Insecure
2026-07-17 05:13:24	1000ms	2 NS 2 A 2 MX	🔓 Insecure
2026-07-03 15:02:37	11579ms	2 NS 2 A 2 MX	🔓 Insecure
2026-06-28 21:00:05	1101ms	2 NS 2 A 2 MX	🔓 Insecure
2026-06-26 10:10:37	1922ms	2 NS 2 A 2 MX	🔓 Insecure
2026-06-24 16:49:20	1396ms	2 NS 2 A 2 MX	🔓 Insecure
2026-06-23 04:45:07	1207ms	2 NS 2 A 2 MX	🔓 Insecure
2026-06-17 12:20:39	1045ms	2 NS 2 A 2 MX	🔓 Insecure