Its SSL certificate from Google Trust Services expired on 15 Jun 2025.
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.
6 similar domains registered in the last 90 days — possible typosquatting or phishing.
| Domain | Why it’s similar | Registered | Status | Report |
|---|---|---|---|---|
| semyun.com | Typo | 19 Sept 2026 | Checking… | Report → |
| seyung.vip | Typo | 11 Sept 2026 | Checking… | Report → |
| semaung.com | Typo | 23 Sept 2026 | Checking… | Report → |
| saemyung.com | Extra letter | 23 Oct 2026 | Checking… | Report → |
| semyungjewel.com | Keyword added | 23 Aug 2026 | Checking… | Report → |
From CubDomain's daily newly registered domains. Similar doesn't mean malicious.
Is semyung.dev’s name taken on other extensions?
Every IP address semyung.dev resolves to, and where it's hosted.
| Host | IPv4 address | TTL |
|---|---|---|
| semyung.dev | 104.21.49.236 | 300 |
| semyung.dev | 172.67.195.210 | 300 |
| Host | IPv6 address | TTL |
|---|---|---|
| semyung.dev | 2606:4700:3037::6815:31ec | 300 |
| semyung.dev | 2606:4700:3037::ac43:c3d2 | 300 |
| Host | Name server | TTL |
|---|---|---|
| semyung.dev | algin.ns.cloudflare.com | 21600 |
| semyung.dev | eleanor.ns.cloudflare.com | 21600 |
| Host | Text | TTL |
|---|---|---|
| semyung.dev | "v=spf1 -all" | 300 |
| Host | Policy | TTL |
|---|---|---|
| semyung.dev | 0 issue comodoca.com | 3600 |
| semyung.dev | 0 issue digicert.com\; cansignhttpexchanges=yes | 3600 |
| semyung.dev | 0 issue letsencrypt.org | 3600 |
| semyung.dev | 0 issue pki.goog\; cansignhttpexchanges=yes | 3600 |
| semyung.dev | 0 issue ssl.com | 3600 |
| semyung.dev | 0 issuewild comodoca.com | 3600 |
| semyung.dev | 0 issuewild digicert.com\; cansignhttpexchanges=yes | 3600 |
| semyung.dev | 0 issuewild letsencrypt.org | 3600 |
| semyung.dev | 0 issuewild pki.goog\; cansignhttpexchanges=yes | 3600 |
| semyung.dev | 0 issuewild ssl.com | 3600 |
| Host | Start of authority | TTL |
|---|---|---|
| semyung.dev | algin.ns.cloudflare.com dns.cloudflare.com 2367699554 10000 2400 604800 1800 | 1800 |
Other domains served from 104.21.49.236. Normal for shared hosting and CDNs.
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Common questions, answered from this report's data.
semyung.dev has no community safety rating yet. Its SSL certificate expired on 15 Jun 2025. See Security →
semyung.dev is served from 2 IP addresses, mainly on AS13335. See Hosting →
Four timed TCP connections to port 443 from CubDomain's servers.
CubDomain is not affiliated with semyung.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.
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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.