mestertegn.dk

📜 Historical scan 2026-09-23 16:40:47 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

mestertegn.dk is a .dk domain served by 2 nameservers (monika.ns.cloudflare.com, rene.ns.cloudflare.com). It was registered on 4 August 2026 (WHOIS) and first appeared in the .dk zone on 5 August 2026. Its website address 104.21.71.69 is hosted by Cloudflare, Inc. (AS13335). Mail is handled by route2.mx.cloudflare.net, route1.mx.cloudflare.net and 1 more. 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 38ms

Nameserver	IP addresses	PTR	ASN / ISP
monika.ns.cloudflare.com	108.162.194.56 162.159.38.56 172.64.34.56 2606:4700:50::a29f:2638 2803:f800:50::6ca2:c238 2a06:98c1:50::ac40:2238	monika.ns.cloudflare.com monika.ns.cloudflare.com monika.ns.cloudflare.com monika.ns.cloudflare.com monika.ns.cloudflare.com monika.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
rene.ns.cloudflare.com	108.162.195.180 162.159.44.180 172.64.35.180 2606:4700:58::a29f:2cb4 2803:f800:50::6ca2:c3b4 2a06:98c1:50::ac40:23b4	rene.ns.cloudflare.com rene.ns.cloudflare.com rene.ns.cloudflare.com rene.ns.cloudflare.com rene.ns.cloudflare.com rene.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 2047ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
104.21.71.69	298s	—	AS13335	Cloudflare, Inc.	104.21.0.0/17	—	—
172.67.143.187	298s	—	AS13335	Cloudflare, Inc.	172.67.128.0/17	—	—

📧 MX Records#

3 records 56ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
43	300s	route2.mx.cloudflare.net	162.159.205.17 162.159.205.18 162.159.205.19 2606:4700:f5::10 2606:4700:f5::e 2606:4700:f5::f	route2.mx.cloudflare.net route2.mx.cloudflare.net route2.mx.cloudflare.net route2.mx.cloudflare.net route2.mx.cloudflare.net route2.mx.cloudflare.net	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
84	300s	route1.mx.cloudflare.net	162.159.205.11 162.159.205.12 162.159.205.13 2606:4700:f5::b 2606:4700:f5::c 2606:4700:f5::d	route1.mx.cloudflare.net route1.mx.cloudflare.net route1.mx.cloudflare.net route1.mx.cloudflare.net route1.mx.cloudflare.net route1.mx.cloudflare.net	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
92	300s	route3.mx.cloudflare.net	162.159.205.23 162.159.205.24 162.159.205.25 2606:4700:f5::11 2606:4700:f5::12 2606:4700:f5::13	route3.mx.cloudflare.net route3.mx.cloudflare.net route3.mx.cloudflare.net route3.mx.cloudflare.net route3.mx.cloudflare.net route3.mx.cloudflare.net	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.

🔷 AAAA Records (IPv6)#

2 records 54ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2606:4700:3033::6815:4745	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—
2606:4700:3033::ac43:8fbb	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—

🔐 HTTPS Records#

1 records 78ms

Priority	Target	SvcParams
1 service	.	alpn="h3,h2" ipv4hint=104.21.71.69,172.67.143.187 ech=AEX+DQBBHAAgACDnWMn0+i0V5WmO/VfYupDsp3htBVtCJUyRgIyyLolrVAAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3033::6815:4745,2606:4700:3033::ac43:8fbb

📝 TXT Records#

1 records 296ms

TXT Record
v=spf1 include:spf.mtasv.net include:_spf.mx.cloudflare.net ~all

✉️ SPF#

Policy	Record (mestertegn.dk)
~all (soft fail)	v=spf1 include:spf.mtasv.net include:_spf.mx.cloudflare.net ~all

📨 DMARC#

Policy	Record (_dmarc.mestertegn.dk)
p=reject	v=DMARC1; p=reject;

📬 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 2026-10-07 18:09:53

www	104.21.71.69 172.67.143.187 2606:4700:3033::6815:4745 2606:4700:3033::ac43:8fbb (AS13335) (address records, no CNAME)
www vs bare domain	Same network mestertegn.dk: 104.21.71.69 172.67.143.187 2606:4700:3033::6815:4745 2606:4700:3033::ac43:8fbb (AS13335) www.mestertegn.dk: 104.21.71.69 172.67.143.187 2606:4700:3033::6815:4745 2606:4700:3033::ac43:8fbb (AS13335)
Wildcard	No

🔎 SPF check#

zone-wide SPF report

DNS lookups: 2/10 · policy: ~all

No problems found

🔗 TLSA / DANE#

9 records 86ms

Service / Owner	Type	Cert association
SMTP _25._tcp.route1.mx.cloudflare.net	DANE-TA · SPKI · SHA-256	59E738E674221702AF1EDB87C5200C1A…
SMTP _25._tcp.route1.mx.cloudflare.net	DANE-EE · SPKI · SHA-256	0F0C6C164A36F97E7B4C5A5B69D6F4F2…
SMTP _25._tcp.route1.mx.cloudflare.net	DANE-EE · SPKI · SHA-256	9BE5B7D47F9EFF930C11EB04D27CAE6B…
SMTP _25._tcp.route2.mx.cloudflare.net	DANE-EE · SPKI · SHA-256	0F0C6C164A36F97E7B4C5A5B69D6F4F2…
SMTP _25._tcp.route2.mx.cloudflare.net	DANE-EE · SPKI · SHA-256	9BE5B7D47F9EFF930C11EB04D27CAE6B…
SMTP _25._tcp.route2.mx.cloudflare.net	DANE-TA · SPKI · SHA-256	59E738E674221702AF1EDB87C5200C1A…
SMTP _25._tcp.route3.mx.cloudflare.net	DANE-EE · SPKI · SHA-256	0F0C6C164A36F97E7B4C5A5B69D6F4F2…
SMTP _25._tcp.route3.mx.cloudflare.net	DANE-EE · SPKI · SHA-256	9BE5B7D47F9EFF930C11EB04D27CAE6B…
SMTP _25._tcp.route3.mx.cloudflare.net	DANE-TA · SPKI · SHA-256	59E738E674221702AF1EDB87C5200C1A…

🔐 DNSSEC#

9080ms

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	2412187831
Primary NS (MNAME)	monika.ns.cloudflare.com
Responsible (RNAME)	dns@cloudflare.com
Refresh	10000s
Retry	2400s
Expire	604800s
Minimum (neg-cache TTL)	1800s

📋 Registration#

WHOIS fetched 2026-10-02 17:00:51

Field	Value
Registrar	dns.services ApS
Registered	2026-08-04
Expires	2027-08-03 (289d)

📋 WHOIS#

⏱️ Lookup Timing#

38ms

2047ms

56ms

AAAA

54ms

TXT

296ms

CAA

81ms

HTTPS

78ms

TLSA

86ms

SOA

0ms

MTA-STS

77ms

DNSSEC

9080ms

SRV

109ms

Total

10368ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-02 16:45:46	1154ms	2 NS 2 A 3 MX	🔓 Insecure
2026-09-29 16:12:40	916ms	2 NS 2 A 3 MX	🔓 Insecure
2026-09-23 16:40:47 shown	10368ms	2 NS 2 A 3 MX	🔓 Insecure
2026-08-14 20:03:42	1882ms	2 NS 2 A 3 MX	🔓 Insecure
2026-08-12 05:18:04	10384ms	2 NS 2 A 3 MX	🔓 Insecure
2026-08-07 11:56:52	916ms	2 NS 2 A 0 MX	🔓 Insecure
2026-08-05 08:37:39	2701ms	2 NS 0 A 0 MX	🔓 Insecure