seif.dev is registered with domain: DEV. Its SSL certificate from "GoDaddy.com expired on 4 Nov 2025, and the site does not support HTTP/3.
What security vendors and the WOT community say about this domain.
What loads and tracks visitors when the homepage opens.
Running a full browser scan of the homepage… This takes about a minute.
219 similar domains registered in the last 90 days — possible typosquatting or phishing.
| Domain | Why it’s similar | Registered | Status | Report |
|---|---|---|---|---|
| self.ci | Look-alike characters | 8 Nov 2026 | Checking… | Report → |
| self.new | Look-alike characters | 6 Nov 2026 | Checking… | Report → |
| seig.dev | Typo | 30 Oct 2026 | Checking… | Report → |
| self.asia | Look-alike characters | 27 Oct 2026 | Checking… | Report → |
| seir.dev | Typo | 24 Oct 2026 | Checking… | Report → |
From CubDomain's daily newly registered domains. Similar doesn't mean malicious.
Is seif.dev’s name taken on other extensions?
1 technology detected across 1 category.
Detected from headers, page source and DNS · Automatic and may be incomplete · Suggest a correction
Every IP address seif.dev resolves to, and where it's hosted.
| Host | IPv4 address | TTL |
|---|---|---|
| seif.dev | 104.21.45.17 | 300 |
| seif.dev | 172.67.207.203 | 300 |
| Host | IPv6 address | TTL |
|---|---|---|
| seif.dev | 2606:4700:3031::ac43:cfcb | 300 |
| seif.dev | 2606:4700:3035::6815:2d11 | 300 |
| Host | Mail server | TTL |
|---|---|---|
| seif.dev | 0 mail.seif.dev | 300 |
| Host | Name server | TTL |
|---|---|---|
| seif.dev | cody.ns.cloudflare.com | 21600 |
| seif.dev | emely.ns.cloudflare.com | 21600 |
| Host | Text | TTL |
|---|---|---|
| seif.dev | "google-site-verification=wwtPJsCwtfFGhxri-Ga-NWAjTbk6srfvDlZHqYpXRzA" | 300 |
| seif.dev | "openai-domain-verification=dv-yAQnbhpTYjyaOBHwiE0hkr9h" | 300 |
| seif.dev | "v=spf1 +a +mx +ip4:209.124.66.11 include:spf.supercp.com ~all" | 300 |
| Host | Start of authority | TTL |
|---|---|---|
| seif.dev | cody.ns.cloudflare.com dns.cloudflare.com 2370837443 10000 2400 604800 1800 | 1800 |
Other domains served from 104.21.45.17. Normal for shared hosting and CDNs.
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Common questions, answered from this report's data.
seif.dev has no community safety rating yet. Its SSL certificate expired on 4 Nov 2025. See Security →
seif.dev is registered through domain: DEV. See Overview →
seif.dev is served from 2 IP addresses, mainly on AS13335. See Hosting →
We detected 1 technology, including Google Analytics. See Built with →
The first response from http://www.seif.dev, before any redirect: caching, server and policy headers.
Four timed TCP connections to port 443 from CubDomain's servers.
CubDomain is not affiliated with seif.dev. Data is collected independently from public sources and some figures are estimates, provided for information only.
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.
We record what changes from the next time this report is refreshed.