cerberus-strength.dk

📜 Historical scan 2026-07-01 04:40:24 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

cerberus-strength.dk is a .dk domain served by 4 nameservers (ns1.stackdns.com, ns2.stackdns.com, ns3.stackdns.com and 1 more). It was registered on 4 August 2026 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 23.227.38.65 is hosted by Cloudflare, Inc. (AS13335) in Canada. Mail is handled by mx.stackmail.com. The zone is not DNSSEC-signed, publishes a DMARC policy and has no IPv6 address. 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#

4 records 63ms

Nameserver	IP addresses	PTR	ASN / ISP
ns1.stackdns.com	35.197.225.59	59.225.197.35.bc.googleusercontent.com	AS396982 Google LLC
ns2.stackdns.com	146.148.28.88	88.28.148.146.bc.googleusercontent.com	AS396982 Google LLC
ns3.stackdns.com	35.198.79.191	191.79.198.35.bc.googleusercontent.com	AS396982 Google LLC
ns4.stackdns.com	104.196.137.209	209.137.196.104.bc.googleusercontent.com	AS396982 Google LLC

🌍 A Records#

1 records 68ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
23.227.38.65	3600s	myshopify.com	AS13335	Cloudflare, Inc.	23.227.38.0/23	🇨🇦 Canada	Ottawa

📧 MX Records#

1 records 137ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	3600s	mx.stackmail.com	185.151.28.67	mx.stackmail.com	AS48254 20i Limited

📧 Autodiscover / Autoconfig#

Service	CNAME / IP
🔷 Autodiscover	autodiscover.stackmail.com → 45.8.227.100

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records#

1 records 382ms

TXT Record
v=spf1 include:shops.shopify.com include:servers.mcsv.net include:spf.stackmail.com a mx -all

✉️ SPF#

Policy	Record (cerberus-strength.dk)
-all (hard fail)	v=spf1 include:shops.shopify.com include:servers.mcsv.net include:spf.stackmail.com a mx -all

📨 DMARC#

Policy	Record (_dmarc.cerberus-strength.dk)
p=none (monitor only)	v=DMARC1;p=none;sp=none;adkim=r;aspf=r;pct=100;rf=afrf;ri=86400

📬 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 07:29:06

www	104.21.52.164 172.67.201.84 2606:4700:3032::ac43:c954 2606:4700:3033::6815:34a4 (AS13335) (address records, no CNAME)
www vs bare domain	Same network cerberus-strength.dk: 104.21.52.164 172.67.201.84 2606:4700:3032::ac43:c954 2606:4700:3033::6815:34a4 (AS13335) www.cerberus-strength.dk: 104.21.52.164 172.67.201.84 2606:4700:3032::ac43:c954 2606:4700:3033::6815:34a4 (AS13335)
Wildcard	No

🔎 SPF check#

zone-wide SPF report

DNS lookups: 5/10 · policy: -all

No problems found

🔗 TLSA / DANE#

✗ No TLSA records — DANE not configured for HTTPS (_443) or MX (_25)

🔐 DNSSEC#

101ms

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

🏷️ SOA#

48ms

Field	Value
Serial	1706094942
Primary NS (MNAME)	ns1.stackdns.com
Responsible (RNAME)	hostmaster@stackdns.com
Refresh	1800s
Retry	900s
Expire	1209600s
Minimum (neg-cache TTL)	300s

📋 Registration#

WHOIS fetched 2026-10-02 21:30:16

Field	Value
Registrar	Obsidian Digital A/S
Registered	2026-08-04
Expires	2027-08-03 (288d)

📋 WHOIS#

⏱️ Lookup Timing#

63ms

68ms

137ms

AAAA

61ms

TXT

382ms

CAA

49ms

HTTPS

64ms

TLSA

209ms

SOA

48ms

MTA-STS

97ms

DNSSEC

101ms

SRV

172ms

Total

3225ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-02 21:24:58	495ms	2 NS 2 A 0 MX	🔓 Insecure
2026-09-29 21:12:46	480ms	2 NS 2 A 0 MX	🔓 Insecure
2026-09-02 09:59:58	10120ms	2 NS 2 A 0 MX	🔓 Insecure
2026-08-31 05:26:00	1402ms	2 NS 2 A 0 MX	🔓 Insecure
2026-08-05 22:51:18	1445ms	2 NS 2 A 0 MX	🔓 Insecure
2026-08-03 21:27:01	8740ms	1 NS 0 A 0 MX	❓ Unknown
2026-08-01 05:52:21	1200ms	1 NS 0 A 0 MX	❓ Unknown
2026-07-28 23:10:39	2645ms	1 NS 0 A 0 MX	❓ Unknown
2026-07-27 21:18:05	726ms	1 NS 0 A 0 MX	❓ Unknown
2026-07-26 20:22:46	8814ms	1 NS 0 A 0 MX	❓ Unknown
2026-07-25 19:54:19	785ms	1 NS 0 A 0 MX	❓ Unknown
2026-07-24 19:32:30	849ms	1 NS 0 A 0 MX	❓ Unknown
2026-07-23 18:57:45	9745ms	1 NS 0 A 0 MX	❓ Unknown
2026-07-22 18:19:28	16629ms	1 NS 0 A 0 MX	❓ Unknown
2026-07-21 12:08:16	8734ms	1 NS 0 A 0 MX	❓ Unknown
2026-07-20 07:24:30	681ms	1 NS 0 A 0 MX	❓ Unknown
2026-07-19 04:23:54	9690ms	1 NS 0 A 0 MX	❓ Unknown
2026-07-18 02:44:15	2213ms	1 NS 0 A 0 MX	❓ Unknown
2026-07-16 15:49:10	763ms	1 NS 0 A 0 MX	❓ Unknown
2026-07-15 03:25:36	8568ms	1 NS 0 A 0 MX	❓ Unknown
2026-07-08 16:32:20	1392ms	1 NS 0 A 0 MX	❓ Unknown
2026-07-05 21:18:02	8667ms	1 NS 0 A 0 MX	❓ Unknown
2026-07-04 12:37:24	3102ms	1 NS 0 A 0 MX	❓ Unknown
2026-07-03 15:16:36	385ms	1 NS 0 A 0 MX	❓ Unknown
2026-07-01 04:40:24 shown	3225ms	4 NS 1 A 1 MX	🔓 Insecure