mju.dk

Records from scan: 2026-10-04 20:39:34 · 1587ms total · last checked 2026-10-22 03:11 (unchanged)

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

mju.dk is a .dk domain served by 2 nameservers (piper.ns.cloudflare.com, ruben.ns.cloudflare.com). It was registered on 26 August 2020 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Mail is handled by mju-dk.mail.protection.outlook.com. The zone is not DNSSEC-signed, publishes a DMARC policy and has no IPv6 address. 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
piper.ns.cloudflare.com	108.162.194.35 162.159.38.35 172.64.34.35 2606:4700:50::a29f:2623 2803:f800:50::6ca2:c223 2a06:98c1:50::ac40:2223	piper.ns.cloudflare.com piper.ns.cloudflare.com piper.ns.cloudflare.com piper.ns.cloudflare.com piper.ns.cloudflare.com piper.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
ruben.ns.cloudflare.com	108.162.195.71 162.159.44.71 172.64.35.71 2606:4700:58::a29f:2c47 2803:f800:50::6ca2:c347 2a06:98c1:50::ac40:2347	ruben.ns.cloudflare.com ruben.ns.cloudflare.com ruben.ns.cloudflare.com ruben.ns.cloudflare.com ruben.ns.cloudflare.com ruben.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#

1 records 30ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	3600s	mju-dk.mail.protection.outlook.com	2a01:111:f403:c967::c 2a01:111:f403:ca04::10 2a01:111:f403:ca21::c 2a01:111:f403:ca3c::a 52.101.103.140 52.101.181.153 52.101.209.28 52.101.68.39	mail-cpjpr05cu00204.inbound.protection.outlook.com mail-dbapr03cu00100.inbound.protection.outlook.com mail-matpr04cu00204.inbound.protection.outlook.com mail-zrxpr07cu00102.inbound.protection.outlook.com mail-miypr02cu00204.inbound.protection.outlook.com mail-wa4pr04cu00101.inbound.protection.outlook.com mail-cpjpr05cu00104.inbound.protection.outlook.com mail-db7pr03cu00607.inbound.protection.outlook.com	AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation

📧 Autodiscover / Autoconfig#

Service	CNAME / IP
🔷 Autodiscover	autodiscover.outlook.com → 52.98.154.152

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records#

2 records 152ms

TXT Record
brevo-code:f9c7f9aecf35de1c654165b08d16e465
v=spf1 include:spf.protection.outlook.com -all

✉️ SPF#

Policy	Record (mju.dk)
-all (hard fail)	v=spf1 include:spf.protection.outlook.com -all

📨 DMARC#

Policy	Record (_dmarc.mju.dk)
p=none (monitor only)	v=DMARC1; p=none; rua=mailto:rua@dmarc.brevo.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#

checked 2026-10-07 23:20:44

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

🔎 SPF check#

zone-wide SPF report

DNS lookups: 1/10 · policy: -all

No problems found

🔗 TLSA / DANE#

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

🔐 DNSSEC#

117ms

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#

25ms

Field	Value
Serial	2416563141
Primary NS (MNAME)	piper.ns.cloudflare.com
Responsible (RNAME)	dns@cloudflare.com
Refresh	10000s
Retry	2400s
Expire	604800s
Minimum (neg-cache TTL)	1800s

📋 Registration#

WHOIS fetched 2026-10-04 21:16:33

Field	Value
Registrar	Punktum dk A/S (direct)
Registered	2020-08-26
Expires	2027-08-31 (313d)

📋 WHOIS#

⏱️ Lookup Timing#

33ms

39ms

30ms

AAAA

31ms

TXT

152ms

CAA

45ms

HTTPS

32ms

TLSA

782ms

SOA

25ms

MTA-STS

76ms

DNSSEC

117ms

SRV

116ms

Total

1587ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-04 20:39:34 shown	1587ms	2 NS 0 A 1 MX	🔓 Insecure
2026-09-21 01:20:12	1346ms	2 NS 0 A 1 MX	🔓 Insecure
2026-09-07 20:36:12	1692ms	2 NS 0 A 1 MX	🔓 Insecure
2026-08-25 05:56:39	2107ms	2 NS 0 A 1 MX	🔓 Insecure
2026-08-06 04:34:20	3235ms	2 NS 0 A 1 MX	🔓 Insecure
2026-07-23 04:36:15	10167ms	2 NS 0 A 1 MX	🔓 Insecure
2026-06-28 06:04:28	1437ms	2 NS 0 A 1 MX	🔓 Insecure
2026-06-25 19:09:43	1712ms	2 NS 0 A 1 MX	🔓 Insecure
2026-06-24 05:35:00	1213ms	0 NS 0 A 0 MX	❓ Unknown
2026-06-22 21:59:40	2017ms	2 NS 0 A 1 MX	🔓 Insecure
2026-06-17 16:48:54	1185ms	2 NS 0 A 1 MX	🔓 Insecure