03963.de is registered with whois.denic.de. Its SSL certificate from Default Company Ltd expired on 13 Aug 2022, and the site does not support HTTP/3.
On-page basics for the homepage.
Networks cache previews — changes can take time to show.
What security vendors and the WOT community say about this domain.
0 of 5 protections set up
No SPF record: any server can send mail that claims to come from this domain.
—No key at the 12 common selectors we checked. A custom selector can’t be found from DNS alone.
—No DMARC policy: receivers aren’t told what to do with mail that fails SPF and DKIM.
—Forces encrypted delivery between mail servers.
—Shows the brand logo in supporting inboxes. Optional; needs DMARC enforcement.
—Read from the domain's public DNS records.
0 of 6 recommended headers
The page is served over plain HTTP, so HTTPS can’t be enforced.
Limits where scripts can load from — the main defence against XSS.
Stops the site being framed for clickjacking.
Prevents browsers guessing file types.
Which AI crawlers this site allows, and whether it publishes an llms.txt.
llms.txt is an optional guide some sites publish for AI assistants — it is not a ranking factor.
Pages and files that show who runs the site and how it handles data.
What loads and tracks visitors when the homepage opens.
Running a full browser scan of the homepage… This takes about a minute.
Internet standards that make a site faster and safer.
The path from a typed address to the final page.
46 similar domains registered in the last 90 days — possible typosquatting or phishing.
| Domain | Why it’s similar | Registered | Status | Report |
|---|---|---|---|---|
| 03963.my | Other extension | 9 Sept 2026 | Active website | Report → |
| 03963.app | Other extension | 4 Sept 2026 | Active website | Report → |
| 30963.vip | Typo | 29 Aug 2026 | Active website | Report → |
| 033963.lifestyle | Extra letter | 28 Sept 2026 | No website | Report → |
| 3963.forum | Typo | 26 Oct 2026 | Active website | Report → |
From CubDomain's daily newly registered domains. Similar doesn't mean malicious.
Is 03963.de’s name taken on other extensions?
| Host | IPv4 address | TTL |
|---|---|---|
| kosels.gxfcxbl.com | 23.141.4.125 | 1 |
| Host | Name server | TTL |
|---|---|---|
| 03963.de | ns1.dyna-ns.net | 300 |
| 03963.de | ns2.dyna-ns.net | 300 |
| Host | Start of authority | TTL |
|---|---|---|
| 03963.de | ns1.dyna-ns.net hostmaster.03963.de 2026012001 16384 2048 1209600 300 | 300 |
No reviews yet. Used 03963.de? Be the first to say how it went.
Reviews are from CubDomain users and are separate from the security verdicts above.
Common questions, answered from this report's data.
03963.de has no community safety rating yet. Its SSL certificate expired on 13 Aug 2022. See Security →
03963.de is registered through whois.denic.de. See WHOIS →
Raw registry data for 03963.de. May be redacted by privacy services.
Domain: 03963.de Status: connect
The first response from http://www.03963.de, before any redirect: caching, server and policy headers.
Four timed TCP connections to port 443 from CubDomain's servers.
CubDomain is not affiliated with 03963.de. Data is collected independently from public sources and some figures are estimates, provided for information only.
Controls how much of the URL is shared with other sites.
Restricts camera, microphone and other browser features.
From the homepage's response, http://03963.de/
Spam and malware blocklists for the site's IP and mail servers.
Found in public certificate transparency logs.
Searching the certificate transparency logs… This can take up to a minute.
When the site first appeared, and what has changed since.
No changes seen since we started recording on 1 Nov 2026.