castle-pro.de website report
Business English 1:1 Training per Telefon, im 20‑Minuten‑Format. Direkt am Arbeitsplatz. Ohne Ausfallzeiten. Ohne Kursraum. Individuell für jeden Mitarbeitenden. Seit 2008.
Castle Pro is ranked #7,543,650 worldwide (top 232%), has an estimated value of $507. It may earn around $23 per month from advertising.
German
Last updated
United KingdomKey facts about castle-pro.de
- Domain
- castle-pro.de
- Website name
- CASTLE® Pro — Business English 1:1 Training per Telefon, im 20-Minuten-Format
- Estimated worth
- $507
- Global rank
- #7,543,650 (top 232% of 3.2M ranked sites)
- Monthly visitors (est.)
- 245 · 12K page views
- Server location
Chelmsford, United Kingdom- Network
- KCOM Group PLC AS8897
- Email provider
- Self-hosted / other (smtpin.rzone.de)
- Language
- German
- Data updated
Estimated traffic & revenue
| Page views | Visitors | Ad revenue | |
|---|---|---|---|
| Daily | 409 | 8 | $1 |
| Monthly | 12,256 | 245 | $23 |
| Yearly | 147,072 | 2,940 | $276 |
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 | #21,599,053 |
| 2026-07 | #8,656,650 |
| 2026-08 | #10,165,547 |
| 2026-09 | #7,543,650 |
Source: Rankeez (Tranco, Majestic, DomCop, Cisco Umbrella).
How we estimate castle-pro.de's value
The estimate is the higher of two independent approaches, both computed automatically from public data.
- Traffic value: $167Driven by the global rank #7,543,650 (≈12K page views / month) plus a capped age bonus.
- Activity value: $507Domain 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 (19/100) | +$57 |
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 | CASTLE® Pro — Business English 1:1 Training per Telefon, im 20-Minuten-Format 77 chars |
|---|---|
| Meta description | Business English 1:1 Training per Telefon, im 20‑Minuten‑Format. Direkt am Arbeitsplatz. Ohne Ausfallzeiten. Ohne Kursraum. Individuell für jeden Mitarbeitenden. Seit 2008. 172 chars |
| Meta keywords | None |
| Language | German |
| Response time | 0.9 s Average |
Homepage structure
Exactly one H1 heading — good practice.
Technology & infrastructure
| CDN / proxy | None detected |
|---|---|
| Web server | Apache |
| Platform / language | Not disclosed |
| DNS provider | Unknown |
| Email provider | Self-hosted / other (smtpin.rzone.de) |
| SPF record | v=spf1 redirect=_spf.strato.com |
| IPv6 (AAAA) | No |
| CAA record | No |
Services verified in DNS
No third-party verification records found.
Domain name
| Extension | .de — the country-code extension of Germany |
|---|---|
| Name length | 10 characters Medium |
| Hyphens / digits | Hyphen · no digits |
Security headers
Collected with an older method; a fresh check is running and will appear on your next visit.
- HTTPSThe homepage is not served over HTTPS.
- 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 disclosureReveals X-Powered-By: Phusion Passenger(R) 6.1.8, which helps attackers target known vulnerabilities.
Raw HTTP response headers
HTTP/1.1 200 OK Date: Sun, 18 Oct 2026 05:43:38 GMT Server: Apache X-Powered-By: Phusion Passenger(R) 6.1.8, PleskLin Status: 200 OK Content-Type: text/html; charset=utf-8
Hosting
| IP address | 217.154.92.118 |
|---|---|
| Location | Chelmsford, United Kingdom |
| Network (ISP) | KCOM Group PLC |
| Autonomous system | AS8897 KCOM Group PLC |
| Server software | Apache |
Nameservers
| Host | IP | Country |
|---|---|---|
| docks10.rzone.de | 217.160.80.137 |  Germany |
| shades17.rzone.de | 185.132.34.144 | Germany |
Domain registration (WHOIS)
| Registrar | Unknown |
|---|
DNS records
| Type | Host | Value | TTL |
|---|---|---|---|
| A | castle-pro.de | ip: 217.154.92.118 | 149 |
| NS | castle-pro.de | target: docks10.rzone.de | 150 |
| NS | castle-pro.de | target: shades17.rzone.de | 150 |
| SOA | castle-pro.de | mname: docks10.rzone.de rname: hostmaster.strato-rz.de serial: 2020051911 refresh: 86400 retry: 7200 expire: 604800 minimum-ttl: 300 | 150 |
| MX | castle-pro.de | pri: 5 target: smtpin.rzone.de | 150 |
| TXT | castle-pro.de | txt: v=spf1 redirect=_spf.strato.com | 150 |
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castle-pro.de compared with similar websites
| Website | Global rank | Est. worth | Registered | Hosted in |
|---|---|---|---|---|
| castle-pro.de | #7,543,650 | $507 | — | United Kingdom |
| versatel.de | #34,022 | $72,987 | — | Germany |
| phone-english.net | #41,752,271 | $339 | 2005 |  United States |
| leitronic.ch | #4,653,241 | $254 | — |  Switzerland |
| espirian.co.uk | #5,302,638 | $570 | 1996 | United States |
| karl-kerler.de | #13,772,054 | $109 | — | Germany |
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Questions about castle-pro.de
Where is castle-pro.de hosted?
Castle-pro.de's server (IP 217.154.92.118) is located in Chelmsford, United Kingdom.
How much is castle-pro.de worth?
We estimate castle-pro.de is worth $507. 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 castle-pro.de get?
Based on its rank, castle-pro.de receives roughly 245 unique visitors and 12K page views per month. These figures are modelled from the rank, not measured.
What is castle-pro.de's global rank?
Castle-pro.de has an estimated global rank of 7,543,650, 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.
Who hosts castle-pro.de?
Castle-pro.de resolves to 217.154.92.118, on the network of KCOM Group PLC (AS8897).
What email provider does castle-pro.de use?
According to its MX records, castle-pro.de receives email with Self-hosted / other (smtpin.rzone.de). It publishes an SPF record to authenticate its outgoing mail.
What websites are similar to castle-pro.de?
Popular websites in the same category as castle-pro.de include versatel.de, phone-english.net, leitronic.ch, espirian.co.uk, karl-kerler.de.
Own castle-pro.de? Add the badge
Shows your live global rank. To cite this report: “StatMemory, castle-pro.de website report, https://statmemory.com/castle-pro.de”.
StatMemory is not affiliated with castle-pro.de. This report shows publicly available data (DNS, WHOIS, HTTP headers, public top-site lists) and automated estimates for information purposes.