superposition.jp is registered with whois.jprs.jp and is hosted on AS7506 in Japan. Its SSL certificate from Let's Encrypt is valid until 31 Dec 2026, 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.
1 of 5 protections set up
Lists the servers allowed to send email for this domain.
v=spf1 include:_spf.lolipop.jp ~allNo key at the 12 common selectors we checked. A custom selector can’t be found from DNS alone.
—Policy is “none”: spoofed mail is reported but not blocked.
v=DMARC1; p=none;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
Forces HTTPS on future visits.
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.
From robots.txt. “Partly blocked”: kept out of some pages, not the homepage. Not every crawler follows it. 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.
Is superposition.jp’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 superposition.jp resolves to, and where it's hosted.
| Host | IPv4 address | TTL |
|---|---|---|
| superposition.jp | 157.7.107.96 | 3600 |
| Host | Mail server | TTL |
|---|---|---|
| superposition.jp | 50 mx01.lolipop.jp | 3600 |
| Host | Name server | TTL |
|---|---|---|
| superposition.jp | dns01.muumuu-domain.com | 3600 |
| superposition.jp | dns02.muumuu-domain.com | 3600 |
| Host | Text | TTL |
|---|---|---|
| superposition.jp | "v=spf1 include:_spf.lolipop.jp ~all" | 3600 |
| Host | Start of authority | TTL |
|---|---|---|
| superposition.jp | dns01.muumuu-domain.com postmaster.superposition.jp 1793020729 3600 1800 604800 3600 | 3600 |
Other domains served from 157.7.107.96. Normal for shared hosting and CDNs.
No reviews yet. Used superposition.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.
superposition.jp has no community safety rating yet. Its SSL certificate is valid until 31 Dec 2026. See Security →
superposition.jp is registered through whois.jprs.jp. See WHOIS →
superposition.jp is served from 1 IP address, mainly on AS7506 in Japan. See Hosting →
We detected 1 technology, including WordPress. See Built with →
Raw registry data for superposition.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] SUPERPOSITION.JP [登録者名] 山本 百合子 [Registrant] yuriko yamamoto [Name Server] dns01.muumuu-domain.com [Name Server] dns02.muumuu-domain.com [Signing Key] [登録年月日] 2021/05/19 [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] 山本 百合子 [Name] yuriko yamamoto [Email] [email protected] [Web Page] [郵便番号] 103-0007 [住所] 東京都中央区 日本橋浜町2-19-8 文化エステート浜町9Ｆ [Postal Address] chuo-ku 2-19-8 nihonbashihamatyou bunkaesutetohamatyou9F [電話番号] 080-6575-0362 [FAX番号]
The first response from http://www.superposition.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 superposition.jp. 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, https://superposition.jp/
Spam and malware blocklists for the site's IP and mail servers.
When the site first appeared, and what has changed since.
No changes seen since we started recording on 27 Oct 2026.
Found in public certificate transparency logs.
Searching the certificate transparency logs… This can take up to a minute.