4core.bg is registered with whois.register.bg. Its SSL certificate from Google Trust Services expired on 29 Jun 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.
204 similar domains registered in the last 90 days — possible typosquatting or phishing.
| Domain | Why it’s similar | Registered | Status | Report |
|---|---|---|---|---|
| 4ocre.com | Typo | 25 Oct 2026 | Checking… | Report → |
| 4core.app | Other extension | 24 Oct 2026 | Checking… | Report → |
| 4core.eu | Other extension | 5 Oct 2026 | Checking… | Report → |
| 4core.net | Other extension | 30 Sept 2026 | Checking… | Report → |
| 4cord.lol | Typo | 5 Oct 2026 | Checking… | Report → |
From CubDomain's daily newly registered domains. Similar doesn't mean malicious.
Is 4core.bg’s name taken on other extensions?
2 technologies detected across 2 categories.
Detected from headers, page source and DNS · Automatic and may be incomplete · Suggest a correction
Every IP address 4core.bg resolves to, and where it's hosted.
| Host | IPv4 address | TTL |
|---|---|---|
| 4core.bg | 104.21.71.243 | 300 |
| 4core.bg | 172.67.172.100 | 300 |
| Host | IPv6 address | TTL |
|---|---|---|
| 4core.bg | 2606:4700:3033::ac43:ac64 | 300 |
| 4core.bg | 2606:4700:3034::6815:47f3 | 300 |
| Host | Mail server | TTL |
|---|---|---|
| 4core.bg | 10 mx.zoho.eu | 300 |
| 4core.bg | 20 mx2.bgdns.net | 300 |
| 4core.bg | 20 mx2.zoho.eu | 300 |
| 4core.bg | 50 mx3.zoho.eu | 300 |
| Host | Name server | TTL |
|---|---|---|
| 4core.bg | ingrid.ns.cloudflare.com | 21600 |
| 4core.bg | toby.ns.cloudflare.com | 21600 |
| Host | Text | TTL |
|---|---|---|
| 4core.bg | "google-site-verification=YIRb8yg9GuFmX_DEynxYB8WoePwZweHgjrr2ual7U3U" | 300 |
| 4core.bg | "v=spf1 include:zohomail.eu ~all" | 300 |
| 4core.bg | "zoho-verification=zb66202806.zmverify.zoho.eu" | 300 |
| Host | Start of authority | TTL |
|---|---|---|
| 4core.bg | ingrid.ns.cloudflare.com dns.cloudflare.com 2370202459 10000 2400 604800 1800 | 1800 |
Other domains served from 104.21.71.243. Normal for shared hosting and CDNs.
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Common questions, answered from this report's data.
4core.bg has no community safety rating yet. Its SSL certificate expired on 29 Jun 2025. See Security →
4core.bg is registered through whois.register.bg. See WHOIS →
4core.bg is served from 2 IP addresses, mainly on AS13335. See Hosting →
We detected 2 technologies, including Google Analytics and jQuery. See Built with →
Raw registry data for 4core.bg. May be redacted by privacy services.
DOMAIN NAME: 4core.bg (4core.bg) registration status: busy, active NAME SERVER INFORMATION: ingrid.ns.cloudflare.com toby.ns.cloudflare.com DNSSEC: inactive According to REGULATION (EU) 2016/679 OF THE EUROPEAN PARLIAMENT AND OF THE COUNCIL (GDPR) personal data is not published. If you would like to contact the persons responsible for the domain name, please, use the online WHOIS contact form from the "Info / Whois" menu at www.register.bg.
The first response from http://www.4core.bg, before any redirect: caching, server and policy headers.
Four timed TCP connections to port 443 from CubDomain's servers.
CubDomain is not affiliated with 4core.bg. 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.
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When the site first appeared, and what has changed since.
We record what changes from the next time this report is refreshed.