stuxnet.dk

📜 Historical scan 2026-09-20 13:26:51 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

stuxnet.dk is a .dk domain served by 2 nameservers (amit.ns.cloudflare.com, destiny.ns.cloudflare.com). It was registered on 29 July 2023 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 104.21.87.90 is hosted by Cloudflare, Inc. (AS13335). Mail is handled by mailcluster.loopia.se, mail2.loopia.se. The zone is not DNSSEC-signed, has no 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 43ms

Nameserver	IP addresses	PTR	ASN / ISP
amit.ns.cloudflare.com	108.162.193.63 172.64.33.63 173.245.59.63 2606:4700:58::adf5:3b3f 2803:f800:50::6ca2:c13f 2a06:98c1:50::ac40:213f	amit.ns.cloudflare.com amit.ns.cloudflare.com amit.ns.cloudflare.com amit.ns.cloudflare.com amit.ns.cloudflare.com amit.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
destiny.ns.cloudflare.com	108.162.194.76 162.159.38.76 172.64.34.76 2606:4700:50::a29f:264c 2803:f800:50::6ca2:c24c 2a06:98c1:50::ac40:224c	destiny.ns.cloudflare.com destiny.ns.cloudflare.com destiny.ns.cloudflare.com destiny.ns.cloudflare.com destiny.ns.cloudflare.com destiny.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 31ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
104.21.87.90	300s	—	AS13335	Cloudflare, Inc.	104.21.0.0/17	—	—
172.67.169.48	300s	—	AS13335	Cloudflare, Inc.	172.67.128.0/17	—	—

📧 MX Records#

2 records 39ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	300s	mailcluster.loopia.se	2a02:250:0:48::11 2a02:250:0:48::12 2a02:250:0:48::13 2a02:250:0:48::14 93.188.3.11 93.188.3.12 93.188.3.13 93.188.3.14	mailfront1.mailcluster.loopia.se mailfront2.mailcluster.loopia.se mailfront3.mailcluster.loopia.se mailfront4.mailcluster.loopia.se mailfront1.mailcluster.loopia.se mailfront2.mailcluster.loopia.se mailfront3.mailcluster.loopia.se mailfront4.mailcluster.loopia.se	AS39570 Loopia AB AS39570 Loopia AB AS39570 Loopia AB AS39570 Loopia AB AS39570 Loopia AB AS39570 Loopia AB AS39570 Loopia AB AS39570 Loopia AB
20	300s	mail2.loopia.se	93.188.3.11 93.188.3.12 93.188.3.13 93.188.3.14	mailfront1.mailcluster.loopia.se mailfront2.mailcluster.loopia.se mailfront3.mailcluster.loopia.se mailfront4.mailcluster.loopia.se	AS39570 Loopia AB AS39570 Loopia AB AS39570 Loopia AB AS39570 Loopia AB

📧 Autodiscover / Autoconfig#

Service	CNAME / IP
🔷 Autodiscover	104.21.87.90
🔶 Autoconfig	172.67.169.48

🔷 AAAA Records (IPv6)#

2 records 31ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2606:4700:3031::6815:575a	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—
2606:4700:3037::ac43:a930	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—

🔐 HTTPS Records#

1 records 33ms

Priority	Target	SvcParams
1 service	.	alpn="h3,h2" ipv4hint=104.21.87.90,172.67.169.48 ech=AEX+DQBBnQAgACBCyvCnygHdFRyAmD8E7s8TT/Lnc1k1C61cXvtrDErUBwAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3031::6815:575a,2606:4700:3037::ac43:a930

🔌 SRV Records#

1 records 1161ms

Service	Priority	Weight	Port	Target
_autodiscover._tcp	100	1	443	autodiscover.loopia.com

📝 TXT Records#

1 records 168ms

TXT Record
v=spf1 include:spf.loopia.se -all

✉️ SPF#

Policy	Record (stuxnet.dk)
-all (hard fail)	v=spf1 include:spf.loopia.se -all

📨 DMARC#

✗ No DMARC record — mail spoofing not restricted

📬 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 2026-10-13 20:24:15

www	104.21.87.90 172.67.169.48 2606:4700:3031::6815:575a 2606:4700:3037::ac43:a930 (AS13335) (address records, no CNAME)
www vs bare domain	Same network stuxnet.dk: 104.21.87.90 172.67.169.48 2606:4700:3031::6815:575a 2606:4700:3037::ac43:a930 (AS13335) www.stuxnet.dk: 104.21.87.90 172.67.169.48 2606:4700:3031::6815:575a 2606:4700:3037::ac43:a930 (AS13335)
Wildcard	Yes: any name under the zone resolves

🔎 SPF check#

zone-wide SPF report

DNS lookups: 1/10 · policy: -all

No problems found

🔏 ACME Challenge#

Type	Name	Value
TXT	_acme-challenge.stuxnet.dk	EIg9KTpgohYvdjM6fM65KcZS-gf02jaLjuHhfNRQYWA
TXT	_acme-challenge.stuxnet.dk	XaJm1Gadrl3MSEOablimsJWFOjk5bX09d1kZelBZE4A

🔗 TLSA / DANE#

2 records 103ms

Service / Owner	Type	Cert association
SMTP _25._tcp.mail2.loopia.se	DANE-EE · SPKI · SHA-256	27EF28B2408E8CA3825C7A18524B55FF…
SMTP _25._tcp.mailcluster.loopia.se	DANE-EE · SPKI · SHA-256	27EF28B2408E8CA3825C7A18524B55FF…

🔐 DNSSEC#

111ms

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	2415335437
Primary NS (MNAME)	amit.ns.cloudflare.com
Responsible (RNAME)	dns@cloudflare.com
Refresh	10000s
Retry	2400s
Expire	604800s
Minimum (neg-cache TTL)	1800s

📋 Registration#

WHOIS fetched 2026-10-06 07:34:05

Field	Value
Registrar	Punktum dk A/S (direct)
Registered	2023-07-29
Expires	2027-07-28 (280d)

📋 WHOIS#

⏱️ Lookup Timing#

43ms

31ms

39ms

AAAA

31ms

TXT

168ms

CAA

39ms

HTTPS

33ms

TLSA

103ms

SOA

0ms

MTA-STS

62ms

DNSSEC

111ms

SRV

1161ms

Total

2408ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-13 20:24:15	3395ms	2 NS 2 A 2 MX	🔓 Insecure
2026-09-26 07:46:10	3237ms	2 NS 2 A 2 MX	🔓 Insecure
2026-09-24 07:23:59	914ms	2 NS 2 A 2 MX	🔓 Insecure
2026-09-22 19:59:19	1587ms	2 NS 2 A 2 MX	🔓 Insecure
2026-09-20 13:26:51 shown	2408ms	2 NS 2 A 2 MX	🔓 Insecure
2026-09-19 08:01:57	2109ms	2 NS 2 A 2 MX	🔓 Insecure
2026-09-16 14:15:47	1422ms	2 NS 2 A 2 MX	🔓 Insecure
2026-09-09 11:10:41	1599ms	2 NS 2 A 2 MX	🔓 Insecure
2026-09-03 15:31:02	1321ms	2 NS 2 A 2 MX	🔓 Insecure
2026-08-29 12:51:05	2004ms	2 NS 2 A 2 MX	🔓 Insecure
2026-08-28 10:59:18	1286ms	2 NS 2 A 2 MX	🔓 Insecure
2026-08-14 08:24:02	7172ms	2 NS 2 A 2 MX	🔓 Insecure
2026-07-28 16:14:05	1804ms	2 NS 2 A 2 MX	🔓 Insecure
2026-07-08 23:50:48	2790ms	2 NS 2 A 2 MX	🔓 Insecure
2026-07-06 04:20:34	3319ms	2 NS 2 A 2 MX	🔓 Insecure
2026-07-02 10:22:35	2824ms	2 NS 2 A 2 MX	🔓 Insecure
2026-06-24 05:28:48	1174ms	2 NS 2 A 2 MX	❓ Unknown
2026-06-17 13:33:29	881ms	2 NS 2 A 2 MX	🔓 Insecure