johnan.jp website report
城南オンライン予備校は、プロ講師があなたのオンライン講師／家庭教師になります。1961年に神奈川県川崎市より始めた大学受験の総合予備校で、1都3県に校舎を展開。より多くの生徒にプロ品質の授業を届けるため、2021年より「城南予備校オンライン」に発展的な変革を行いつつ、60年間にわたり良質な大学受験指導を提供し続けています。
Johnan is ranked #18,187,917 worldwide (top 529%), has an estimated value of $582. It may earn around $10 per month from advertising.
Education Japanese (ja)
Last updated
Key facts about johnan.jp
- Domain
- johnan.jp
- Website name
- 城南進学研究社｜城南予備校オンライン ｜ 予備校のプロ講師があなただけの家庭教師に
- Category
- Education
- Estimated worth
- $582
- Global rank
- #18,187,917 (top 529% of 3.4M ranked sites)
- Monthly visitors (est.)
- 101 · 5,048 page views
- Email provider
- Self-hosted / other (johnan.jp)
- Language
- Japanese (ja)
- Data updated
Estimated traffic & revenue
| Page views | Visitors | Ad revenue | |
|---|---|---|---|
| Daily | 168 | 3 | $0 |
| Monthly | 5,048 | 101 | $10 |
| Yearly | 60,576 | 1,212 | $120 |
Modelled from the global rank — not measured analytics. Use them to compare sites, not as exact figures.
Global rank history
Monthly values
| Month | Global rank |
|---|---|
| 2026-06 | #23,634,456 |
| 2026-07 | #18,195,235 |
| 2026-08 | #18,187,917 |
Source: Rankeez (Tranco, Majestic, DomCop, Cisco Umbrella).
How we estimate johnan.jp's value
The estimate is the higher of two independent approaches, both computed automatically from public data.
- Traffic value: $100Driven by the global rank #18,187,917 (≈5,048 page views / month) plus a capped age bonus.
- Activity value: $582Domain age plus observable signs of an active, professionally run website.
Activity signals found
| Domain age (unknown) | $100 |
| Active website with metadata | +$150 |
| Substantial homepage content | +$150 |
| Email authentication (SPF) | +$50 |
| Security headers (44/100) | +$132 |
Revenue, sales or private analytics are not public and are not included. This is not an appraisal or a sale price.
On-page SEO
| Title | 城南進学研究社｜城南予備校オンライン ｜ 予備校のプロ講師があなただけの家庭教師に 41 chars |
|---|---|
| Meta description | 城南オンライン予備校は、プロ講師があなたのオンライン講師／家庭教師になります。1961年に神奈川県川崎市より始めた大学受験の総合予備校で、1都3県に校舎を展開。より多くの生徒にプロ品質の授業を届けるため、2021年より「城南予備校オンライン」に発展的な変革を行いつつ、60年間にわたり良質な大学受験指導を提供し続けています。 162 chars |
| Meta keywords | None |
| Language | Japanese (ja) |
| Response time | 0.44 s Fast |
Homepage structure
Exactly one H1 heading — good practice.
Technology & infrastructure
| CDN / proxy | None detected |
|---|---|
| Web server | nginx |
| Platform / language | Not disclosed |
| DNS provider | Unknown |
| Email provider | Self-hosted / other (johnan.jp) |
| SPF record | v=spf1 +a:sv10925.xserver.jp +a:johnan.jp +mx +ip4:153.126.182.178 ~all |
| IPv6 (AAAA) | No |
| CAA record | No |
Services verified in DNS
No third-party verification records found.
Domain name
| Extension | .jp — the country-code extension of Japan |
|---|---|
| Name length | 6 characters Short |
| Hyphens / digits | No hyphen · no digits |
Security headers
Homepage answered HTTP 200 at https://johnan.jp/ · checked Oct 27, 2026
- HTTPSThe homepage is served over an encrypted HTTPS connection.
- HTTP → HTTPS redirectVisitors typing http:// are redirected to the secure version.
- Strict-Transport-Security (HSTS)Not set: browsers may still try plain HTTP first.
- Content-Security-PolicyNot set: no restriction on which scripts may run.
- Clickjacking protectionNeither X-Frame-Options nor CSP frame-ancestors is set.
- X-Content-Type-OptionsNot set to nosniff.
- Referrer-PolicyNot set (browsers default to strict-origin-when-cross-origin).
- Permissions-PolicyNot set: browser features are not explicitly restricted.
- Software version disclosureNo software version numbers disclosed in headers.
Raw HTTP response headers
HTTP/2 200 server: nginx date: Tue, 27 Oct 2026 22:55:23 GMT content-type: text/html; charset=UTF-8 vary: Accept-Encoding, Accept-Encoding,Cookie cache-control: max-age=3, must-revalidate content-encoding: br
Hosting
| IP address | 103.141.97.126 |
|---|---|
| Location | — |
| Server software | nginx |
Nameservers
| Host | IP | Country |
|---|---|---|
| ns3.xserver.jp | 202.226.36.247 |  Japan |
| ns5.xserver.jp | 202.226.37.247 | Japan |
| ns1.xserver.jp | 202.226.36.170 | Japan |
| ns2.xserver.jp | 35.72.43.26 |  United States |
| ns4.xserver.jp | 202.226.39.247 | Japan |
Domain registration (WHOIS)
| Registrar | Unknown |
|---|
Raw WHOIS record
[ 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'. ] Cannot process your search request. Service currently unavailable due to incoming of a large amount of requests. Try again later. For details, see: https://jprs.jp/about/dom-search/whois/
DNS records
| Type | Host | Value | TTL |
|---|---|---|---|
| A | johnan.jp | ip: 103.141.97.126 | 3586 |
| NS | johnan.jp | target: ns2.xserver.jp | 3592 |
| NS | johnan.jp | target: ns1.xserver.jp | 3592 |
| NS | johnan.jp | target: ns3.xserver.jp | 3592 |
| NS | johnan.jp | target: ns5.xserver.jp | 3592 |
| NS | johnan.jp | target: ns4.xserver.jp | 3592 |
| SOA | johnan.jp | mname: ns1.xserver.jp rname: root.xserver.jp serial: 0 refresh: 10800 retry: 3600 expire: 604800 minimum-ttl: 3600 | 3599 |
| MX | johnan.jp | pri: 0 target: johnan.jp | 3600 |
| TXT | johnan.jp | txt: v=spf1 +a:sv10925.xserver.jp +a:johnan.jp +mx +ip4:153.126.182.178 ~all | 3600 |
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johnan.jp compared with similar websites
| Website | Global rank | Est. worth | Registered | Hosted in |
|---|---|---|---|---|
| johnan.jp | #18,187,917 | $582 | — | — |
| tomas.co.jp | #942,440 | $1,410 | — |  Germany |
| chugakujuken.com | #6,931,933 | $494 | 2003 | Japan |
| iejuku.jp | #18,831,653 | $100 | — | Japan |
| mygodzillagames.com | #15,748,244 | $176 | 2019 | United States |
| brandingmatters.net | #18,197,000 | $100 | 2026 | United States |
| study-search.jp | #1,792,446 | $771 | 2018 | Japan |
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Questions about johnan.jp
How much is johnan.jp worth?
We estimate johnan.jp is worth $582. This is an automated estimate based on the site's global traffic rank, domain age and observable activity signals (professional email, business services, security, CDN) — not a professional appraisal or a real sale price.
How much traffic does johnan.jp get?
Based on its rank, johnan.jp receives roughly 101 unique visitors and 5,048 page views per month. These figures are modelled from the rank, not measured.
What is johnan.jp's global rank?
Johnan.jp has an estimated global rank of 18,187,917, sourced from Rankeez.com, which aggregates the Tranco, Majestic, DomCop and Cisco Umbrella rankings. Its rank has improved over the tracked period. This is an independent estimate, not affiliated with Amazon Alexa, which discontinued its own ranking service in 2022.
What email provider does johnan.jp use?
According to its MX records, johnan.jp receives email with Self-hosted / other (johnan.jp). It publishes an SPF record to authenticate its outgoing mail.
What websites are similar to johnan.jp?
Popular websites in the same category as johnan.jp include tomas.co.jp, chugakujuken.com, iejuku.jp, mygodzillagames.com, brandingmatters.net.
Own johnan.jp? Add the badge
Shows your live global rank. To cite this report: “StatMemory, johnan.jp website report, https://statmemory.com/johnan.jp”.
StatMemory is not affiliated with johnan.jp. This report shows publicly available data (DNS, WHOIS, HTTP headers, public top-site lists) and automated estimates for information purposes.