aga.jp is registered with whois.jprs.jp. We couldn't read an SSL certificate for it when we last analysed it.
What security vendors and the WOT community say about this domain.
2 of 5 protections set up
Lists the servers allowed to send email for this domain.
v=spf1 include:_spf.google.com ~allNo key at the 12 common selectors we checked. A custom selector can’t be found from DNS alone.
—Policy is “reject”: spoofed mail is blocked.
v=DMARC1; p=reject; rua=mailto:[email protected]; pct=100; adkim=r; aspf=r; fo=1:d:sForces encrypted delivery between mail servers.
—Shows the brand logo in supporting inboxes. Optional; needs DMARC enforcement.
—Read from the domain's public DNS records.
What loads and tracks visitors when the homepage opens.
Running a full browser scan of the homepage… This takes about a minute.
We couldn't read an SSL certificate on port 443 when we last analysed aga.jp. Refresh the analysis to check again.
Internet standards that make a site faster and safer.
1,089 similar domains registered in the last 90 days — possible typosquatting or phishing.
| Domain | Why it’s similar | Registered | Status | Report |
|---|---|---|---|---|
| ag4.me | Look-alike characters | 19 Oct 2026 | Active website | Report → |
| a9a.net | Look-alike characters | 13 Oct 2026 | Parked | Report → |
| a9a.onl | Look-alike characters | 12 Oct 2026 | Active website | Report → |
| aqa.adv.br | Look-alike characters | 5 Oct 2026 | Active website | Report → |
| a9a.lol | Look-alike characters | 3 Oct 2026 | Active website | Report → |
From CubDomain's daily newly registered domains. Similar doesn't mean malicious.
Is aga.jp’s name taken on other extensions?
| Host | Mail server | TTL |
|---|---|---|
| aga.jp | 1 ASPMX.L.GOOGLE.COM | 300 |
| aga.jp | 5 ALT1.ASPMX.L.GOOGLE.COM | 300 |
| aga.jp | 5 ALT2.ASPMX.L.GOOGLE.COM | 300 |
| aga.jp | 10 ALT3.ASPMX.L.GOOGLE.COM | 300 |
| aga.jp | 10 ALT4.ASPMX.L.GOOGLE.COM | 300 |
| Host | Name server | TTL |
|---|---|---|
| aga.jp | braelyn.ns.cloudflare.com | 86400 |
| aga.jp | doug.ns.cloudflare.com | 86400 |
| Host | Text | TTL |
|---|---|---|
| aga.jp | "google-site-verification=uV_RwoIdYUVlUlLMGolpD3_vQiIDR_es-7DoD2hgnkw" | 300 |
| aga.jp | "v=spf1 include:_spf.google.com ~all" | 300 |
| Host | Policy | TTL |
|---|---|---|
| aga.jp | 0 issue comodoca.com | 3600 |
| aga.jp | 0 issue digicert.com\; cansignhttpexchanges=yes | 3600 |
| aga.jp | 0 issue letsencrypt.org | 3600 |
| aga.jp | 0 issue pki.goog\; cansignhttpexchanges=yes | 3600 |
| aga.jp | 0 issue ssl.com | 3600 |
| aga.jp | 0 issuewild comodoca.com | 3600 |
| aga.jp | 0 issuewild digicert.com\; cansignhttpexchanges=yes | 3600 |
| aga.jp | 0 issuewild letsencrypt.org | 3600 |
| aga.jp | 0 issuewild pki.goog\; cansignhttpexchanges=yes | 3600 |
| aga.jp | 0 issuewild ssl.com | 3600 |
| Host | Start of authority | TTL |
|---|---|---|
| aga.jp | braelyn.ns.cloudflare.com dns.cloudflare.com 2417679641 10000 2400 604800 1800 | 1800 |
| Host | Value | TTL |
|---|---|---|
| aga.jp | 256 3 13 oJMRESz5E4gYzS/q6XDrvU1qMPYIjCWzJaOau8XNEZeqCYKD5ar0IRd8KqXXFJkqmVfRvMGPmM1x8fGAa2XhSA== | 3600 |
| aga.jp | 257 3 13 mdsswUyr3DPW132mOi8V9xESWE8jTo0dxCjjnopKl+GqJxpVXckHAeF+KkxLbxILfDLUT0rAK9iUzy1L53eKGQ== | 3600 |
No reviews yet. Used aga.jp? 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.
aga.jp has no community safety rating yet. We couldn't read an SSL certificate on it when we last analysed it. See Security →
aga.jp is registered through whois.jprs.jp. See WHOIS →
Raw registry data for aga.jp. May be redacted by privacy services.
[ JPRS database provides information on network administration. Its use is ] [ restricted to network administration purposes. For further information, ] [ use 'whois -h whois.jprs.jp help'. To suppress Japanese output, add'/e' ] [ at the end of command, e.g. 'whois -h whois.jprs.jp xxx/e'. ] Domain Information: [ドメイン情報] [Domain Name] AGA.JP [登録者名] 阿河 浩一 [Registrant] Koichi Aga [Name Server] braelyn.ns.cloudflare.com [Name Server] doug.ns.cloudflare.com [Signing Key] [登録年月日] 2010/05/08 [有効期限] 2027/05/31 [状態] Active [最終更新] 2026/06/01 01:05:03 (JST) Contact Information: [公開連絡窓口] [名前] [代理公開情報]GMOペパボ株式会社 [Name] GMO Pepabo, Inc. [Email] [email protected] [Web Page] http://muumuu-domain.com/?mode=whois-policy [郵便番号] 810-0001 [住所] 福岡県福岡市中央区 天神２丁目８−３５ 天神住友生命FJビジネスセンター22F [Postal Address] 22F Tenjin Sumitomo Life FJ Business Center 2-8-35 Tenjin Chuo-ku,Fukuoka-City,Fukuoka,8100001,Jpan [電話番号] 092-713-7999 [FAX番号] 092-713-7944
The first response from http://www.aga.jp, before any redirect: caching, server and policy headers.
Four timed TCP connections to port 443 from CubDomain's servers.
CubDomain is not affiliated with aga.jp. 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.
No changes seen since we started recording on 1 Nov 2026.