mtrn.dk

📜 Historical scan 2026-06-23 11:36:16 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

mtrn.dk is a .dk domain served by 2 nameservers (aaden.ns.cloudflare.com, dee.ns.cloudflare.com). It was registered on 5 April 2019 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 104.21.28.46 is hosted by Cloudflare, Inc. (AS13335). The zone is not DNSSEC-signed, publishes a 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 59ms

Nameserver	IP addresses	PTR	ASN / ISP
aaden.ns.cloudflare.com	108.162.195.92 162.159.44.92 172.64.35.92 2606:4700:58::a29f:2c5c 2803:f800:50::6ca2:c35c 2a06:98c1:50::ac40:235c	aaden.ns.cloudflare.com aaden.ns.cloudflare.com aaden.ns.cloudflare.com aaden.ns.cloudflare.com aaden.ns.cloudflare.com aaden.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
dee.ns.cloudflare.com	108.162.192.93 172.64.32.93 173.245.58.93 2606:4700:50::adf5:3a5d 2803:f800:50::6ca2:c05d 2a06:98c1:50::ac40:205d	dee.ns.cloudflare.com dee.ns.cloudflare.com dee.ns.cloudflare.com dee.ns.cloudflare.com dee.ns.cloudflare.com dee.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 41ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
104.21.28.46	600s	—	AS13335	Cloudflare, Inc.	104.21.0.0/17	—	—
172.67.144.60	600s	—	AS13335	Cloudflare, Inc.	172.67.128.0/17	—	—

📧 MX Records#

📧

No MX records found

🔷 AAAA Records (IPv6)#

2 records 36ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2606:4700:3036::ac43:903c	600s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—
2606:4700:3037::6815:1c2e	600s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—

🔐 HTTPS Records#

1 records 89ms

Priority	Target	SvcParams
1 service	.	alpn="h3,h2" ipv4hint=104.21.28.46,172.67.144.60 ech=AEX+DQBBegAgACApHAN+OwKTCjvVn9ANtecpNhggfKXryHHUUY84io3bVAAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3036::ac43:903c,2606:4700:3037::6815:1c2e

📝 TXT Records#

1 records 166ms

TXT Record
v=spf1 -all

✉️ SPF#

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

📨 DMARC#

Policy	Record (_dmarc.mtrn.dk)
p=reject	v=DMARC1; p=reject;sp=reject;pct=100; fo=1; ri=3600; rua=mailto:e43edf71cbeb923@rep.dmarcanalyzer.com; ruf=mailto:e43edf71cbeb923@for.dmarcanalyzer.com;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 2026-10-09 01:03:14

www	104.21.28.46 172.67.144.60 2606:4700:3031::6815:1c2e 2606:4700:3035::ac43:903c (AS13335) (address records, no CNAME)
www vs bare domain	Same network mtrn.dk: 104.21.28.46 172.67.144.60 2606:4700:3031::6815:1c2e 2606:4700:3035::ac43:903c (AS13335) www.mtrn.dk: 104.21.28.46 172.67.144.60 2606:4700:3031::6815:1c2e 2606:4700:3035::ac43:903c (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#

81ms

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

🏷️ SOA#

49ms

Field	Value
Serial	2406372335
Primary NS (MNAME)	aaden.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 17:11:34

Field	Value
Registrar	101domain GRS Limited
Registered	2019-04-05
Expires	2027-04-30 (187d)

📋 WHOIS#

⏱️ Lookup Timing#

59ms

41ms

58ms

AAAA

36ms

TXT

166ms

CAA

35ms

HTTPS

89ms

TLSA

122ms

SOA

49ms

MTA-STS

53ms

DNSSEC

81ms

SRV

98ms

Total

847ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-04 16:32:54	372ms	2 NS 2 A 0 MX	🔓 Insecure
2026-09-02 23:51:00	2469ms	2 NS 2 A 0 MX	🔓 Insecure
2026-08-28 07:16:32	1246ms	2 NS 2 A 0 MX	🔓 Insecure
2026-08-23 02:22:43	5605ms	2 NS 2 A 0 MX	🔓 Insecure
2026-08-22 02:10:35	9260ms	2 NS 2 A 0 MX	🔓 Insecure
2026-08-06 10:02:52	967ms	2 NS 2 A 0 MX	🔓 Insecure
2026-06-27 06:34:14	872ms	2 NS 2 A 0 MX	🔓 Insecure
2026-06-23 11:36:16 shown	847ms	2 NS 2 A 0 MX	🔓 Insecure
2026-06-23 00:15:54	1163ms	0 NS 0 A 0 MX	❓ Unknown
2026-06-17 15:49:30	10319ms	2 NS 2 A 0 MX	🔓 Insecure