protek.dk

📜 Historical scan 2026-08-23 21:43:35 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

protek.dk is a .dk domain served by 2 nameservers (iris.ns.cloudflare.com, jonah.ns.cloudflare.com). It was registered on 1 December 1999 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 104.21.55.170 is hosted by Cloudflare, Inc. (AS13335). Mail is handled by route1.mx.cloudflare.net, route3.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 197ms

Nameserver	IP addresses	PTR	ASN / ISP
iris.ns.cloudflare.com	108.162.192.118 172.64.32.118 173.245.58.118 2606:4700:50::adf5:3a76 2803:f800:50::6ca2:c076 2a06:98c1:50::ac40:2076	iris.ns.cloudflare.com iris.ns.cloudflare.com iris.ns.cloudflare.com iris.ns.cloudflare.com iris.ns.cloudflare.com iris.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
jonah.ns.cloudflare.com	108.162.193.186 172.64.33.186 173.245.59.186 2606:4700:58::adf5:3bba 2803:f800:50::6ca2:c1ba 2a06:98c1:50::ac40:21ba	jonah.ns.cloudflare.com jonah.ns.cloudflare.com jonah.ns.cloudflare.com jonah.ns.cloudflare.com jonah.ns.cloudflare.com jonah.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 204ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
104.21.55.170	299s	—	AS13335	Cloudflare, Inc.	104.21.0.0/17	—	—
172.67.171.196	299s	—	AS13335	Cloudflare, Inc.	172.67.128.0/17	—	—

📧 MX Records#

3 records 159ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
13	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.
37	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.
82	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.

🔷 AAAA Records (IPv6)#

2 records 158ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2606:4700:3033::6815:37aa	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—
2606:4700:3034::ac43:abc4	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—

🔐 HTTPS Records#

1 records 250ms

Priority	Target	SvcParams
1 service	.	alpn="h3,h2" ipv4hint=104.21.55.170,172.67.171.196 ech=AEX+DQBBYQAgACADEJT4t3cE8o7WRVv7AEoRrZV+pi/92mmDHvAINMFVBwAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3033::6815:37aa,2606:4700:3034::ac43:abc4

📝 TXT Records#

2 records 453ms

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

✉️ SPF#

⚠ Multiple SPF records — RFC 7208 §4.5 violation (receivers must treat this as permerror)

Policy	Record (protek.dk)
~all (soft fail)	v=spf1 include:_spf.mailersend.net include:_spf.mx.cloudflare.net ~all
~all (soft fail)	v=spf1 include:_spf.mx.cloudflare.net ~all

📨 DMARC#

Policy	Record (_dmarc.protek.dk)
p=none (monitor only)	v=DMARC1; p=none;

📬 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 2026-10-10 16:22:29

www	104.21.55.170 172.67.171.196 2606:4700:3033::6815:37aa 2606:4700:3034::ac43:abc4 (AS13335) (address records, no CNAME)
www vs bare domain	Same network protek.dk: 104.21.55.170 172.67.171.196 2606:4700:3033::6815:37aa 2606:4700:3034::ac43:abc4 (AS13335) www.protek.dk: 104.21.55.170 172.67.171.196 2606:4700:3033::6815:37aa 2606:4700:3034::ac43:abc4 (AS13335)
Wildcard	No

🔎 SPF check#

zone-wide SPF report

DNS lookups: 2/10 · policy: ~all

error 2 SPF records: receivers must treat that as a permanent error (RFC 7208 §4.5)

🔗 TLSA / DANE#

9 records 147ms

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	9BE5B7D47F9EFF930C11EB04D27CAE6B…
SMTP _25._tcp.route2.mx.cloudflare.net	DANE-TA · SPKI · SHA-256	59E738E674221702AF1EDB87C5200C1A…
SMTP _25._tcp.route2.mx.cloudflare.net	DANE-EE · SPKI · SHA-256	0F0C6C164A36F97E7B4C5A5B69D6F4F2…
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#

330ms

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	2412992891
Primary NS (MNAME)	iris.ns.cloudflare.com
Responsible (RNAME)	dns@cloudflare.com
Refresh	10000s
Retry	2400s
Expire	604800s
Minimum (neg-cache TTL)	1800s

📋 Registration#

WHOIS fetched 2026-10-10 16:39:07

Field	Value
Registrar	Punktum dk A/S (direct)
Registered	1999-12-01
Expires	2026-12-31 (72d)

📋 WHOIS#

⏱️ Lookup Timing#

197ms

204ms

159ms

AAAA

158ms

TXT

453ms

CAA

203ms

HTTPS

250ms

TLSA

147ms

SOA

0ms

MTA-STS

288ms

DNSSEC

330ms

SRV

281ms

Total

6337ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-10 16:22:29	3020ms	2 NS 2 A 1 MX	🔓 Insecure
2026-09-11 08:43:26	2613ms	2 NS 2 A 3 MX	🔓 Insecure
2026-08-31 21:43:09	941ms	2 NS 2 A 3 MX	🔓 Insecure
2026-08-27 23:52:00	1055ms	2 NS 2 A 3 MX	🔓 Insecure
2026-08-23 21:43:35 shown	6337ms	2 NS 2 A 3 MX	🔓 Insecure
2026-08-22 21:12:15	3533ms	2 NS 2 A 3 MX	🔓 Insecure
2026-07-14 03:36:21	9833ms	2 NS 2 A 3 MX	🔓 Insecure
2026-06-27 00:10:05	1252ms	2 NS 2 A 3 MX	🔓 Insecure
2026-06-17 14:58:05	1134ms	2 NS 2 A 3 MX	🔓 Insecure