sterotek.dk

📜 Historical scan 2026-08-10 10:18:36 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

sterotek.dk is a .dk domain served by 2 nameservers (guy.ns.cloudflare.com, wanda.ns.cloudflare.com). It was registered on 8 June 2026 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 104.21.38.205 is hosted by Cloudflare, Inc. (AS13335). Mail is handled by mx1.mailpod15-cph3.g1i.one.com, mx2.mailpod15-cph3.g1i.one.com and 2 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 49ms

Nameserver	IP addresses	PTR	ASN / ISP
guy.ns.cloudflare.com	108.162.193.173 172.64.33.173 173.245.59.173 2606:4700:58::adf5:3bad 2803:f800:50::6ca2:c1ad 2a06:98c1:50::ac40:21ad	guy.ns.cloudflare.com guy.ns.cloudflare.com guy.ns.cloudflare.com guy.ns.cloudflare.com guy.ns.cloudflare.com guy.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
wanda.ns.cloudflare.com	108.162.192.240 172.64.32.240 173.245.58.240 2606:4700:50::adf5:3af0 2803:f800:50::6ca2:c0f0 2a06:98c1:50::ac40:20f0	wanda.ns.cloudflare.com wanda.ns.cloudflare.com wanda.ns.cloudflare.com wanda.ns.cloudflare.com wanda.ns.cloudflare.com wanda.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 52ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
104.21.38.205	300s	—	AS13335	Cloudflare, Inc.	104.21.0.0/17	—	—
172.67.138.83	300s	—	AS13335	Cloudflare, Inc.	172.67.128.0/17	—	—

📧 MX Records#

4 records 53ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	300s	mx1.mailpod15-cph3.g1i.one.com	104.37.35.36	mx1.mailpod15-cph3.g1i.one.com	AS51468 One.com A/S
10	300s	mx2.mailpod15-cph3.g1i.one.com	104.37.35.37	mx2.mailpod15-cph3.g1i.one.com	AS51468 One.com A/S
10	300s	mx3.mailpod15-cph3.g1i.one.com	104.37.35.38	mx3.mailpod15-cph3.g1i.one.com	AS51468 One.com A/S
10	300s	mx4.mailpod15-cph3.g1i.one.com	104.37.35.39	mx4.mailpod15-cph3.g1i.one.com	AS51468 One.com A/S

🔷 AAAA Records (IPv6)#

2 records 53ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2606:4700:3032::ac43:8a53	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—
2606:4700:3033::6815:26cd	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—

🔐 HTTPS Records#

1 records 55ms

Priority	Target	SvcParams
1 service	.	alpn="h3,h2" ipv4hint=104.21.38.205,172.67.138.83 ech=AEX+DQBBYgAgACDVSDFC2PYOIAaB3paDRVhUppsj3men9/1IoG/NieJBYgAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3032::ac43:8a53,2606:4700:3033::6815:26cd

📝 TXT Records#

1 records 188ms

TXT Record
v=spf1 include:_custspf.one.com ~all

✉️ SPF#

Policy	Record (sterotek.dk)
~all (soft fail)	v=spf1 include:_custspf.one.com ~all

📨 DMARC#

Policy	Record (_dmarc.sterotek.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 2026-10-10 05:11:52

www	104.21.38.205 172.67.138.83 2606:4700:3032::ac43:8a53 2606:4700:3033::6815:26cd (AS13335) (address records, no CNAME)
www vs bare domain	Same network sterotek.dk: 104.21.38.205 172.67.138.83 2606:4700:3032::ac43:8a53 2606:4700:3033::6815:26cd (AS13335) www.sterotek.dk: 104.21.38.205 172.67.138.83 2606:4700:3032::ac43:8a53 2606:4700:3033::6815:26cd (AS13335)
Wildcard	No

🔎 SPF check#

zone-wide SPF report

DNS lookups: 1/10 · policy: ~all

No problems found

🔗 TLSA / DANE#

4 records 104ms

Service / Owner	Type	Cert association
SMTP _25._tcp.mx1.mailpod15-cph3.g1i.one.com	DANE-EE · SPKI · SHA-256	E54A7262DC6E3E0F06227A22B71D01DC…
SMTP _25._tcp.mx2.mailpod15-cph3.g1i.one.com	DANE-EE · SPKI · SHA-256	E54A7262DC6E3E0F06227A22B71D01DC…
SMTP _25._tcp.mx3.mailpod15-cph3.g1i.one.com	DANE-EE · SPKI · SHA-256	E54A7262DC6E3E0F06227A22B71D01DC…
SMTP _25._tcp.mx4.mailpod15-cph3.g1i.one.com	DANE-EE · SPKI · SHA-256	E54A7262DC6E3E0F06227A22B71D01DC…

🔐 DNSSEC#

107ms

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	2411776560
Primary NS (MNAME)	guy.ns.cloudflare.com
Responsible (RNAME)	dns@cloudflare.com
Refresh	10000s
Retry	2400s
Expire	604800s
Minimum (neg-cache TTL)	1800s

📋 Registration#

WHOIS fetched 2026-10-07 23:59:30

Field	Value
Registrar	ONE.COM A/S
Registered	2026-06-08
Expires	2027-06-07 (230d)

📋 WHOIS#

⏱️ Lookup Timing#

49ms

52ms

53ms

AAAA

53ms

TXT

188ms

CAA

54ms

HTTPS

55ms

TLSA

104ms

SOA

0ms

MTA-STS

82ms

DNSSEC

107ms

SRV

74ms

Total

1605ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-10 05:11:52	1084ms	2 NS 2 A 4 MX	🔓 Insecure
2026-10-08 23:42:24	1336ms	2 NS 2 A 4 MX	🔓 Insecure
2026-10-07 23:38:47	532ms	2 NS 2 A 4 MX	🔓 Insecure
2026-08-31 11:00:07	3353ms	2 NS 2 A 4 MX	🔓 Insecure
2026-08-11 14:57:38	7215ms	2 NS 2 A 4 MX	🔓 Insecure
2026-08-10 10:18:36 shown	1605ms	2 NS 2 A 4 MX	🔓 Insecure
2026-06-29 06:20:44	1062ms	2 NS 2 A 4 MX	🔓 Insecure
2026-06-25 20:12:31	1196ms	2 NS 2 A 4 MX	🔓 Insecure
2026-06-18 04:09:04	1263ms	2 NS 2 A 4 MX	🔓 Insecure