proton.me 200
🔒 SSL Valid
HTTP Status A three-digit code showing if the site loaded successfully (200), redirects (301/302), or has errors (4xx/5xx).Read more →
200
SSL Expires When the SSL certificate expires. An expired certificate causes browser security warnings.Read more →
in 48d
Domain Expires When the domain registration expires. If not renewed, the domain becomes available to others.Read more →
N/A
Hosting The company and location where this website's server is physically located.Read more →
Proton AG
Security Score based on key HTTP security headers: HSTS, Content-Security-Policy, and X-Frame-Options.Read more →
2/3
IP Address The numerical address of the server hosting this website. Reveals location, provider, and network.Read more →
185.70.42.45
Tech Stack Technologies detected on this website: CMS, frameworks, libraries, CDN, and analytics tools. 2
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⚙️ Framework
Astro
⚡ JS Framework
React
Screenshot 2026-08-20
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Captured: 2026-08-20 05:43:50 · 12.9 KB
DNS Records DNS translates domain names to IP addresses. Records control where the site, email, and services are directed.Read more →
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| A (IPv4) | 185.70.42.45 |
| NS | ns3.proton.mens2.proton.mens1.proton.me |
| MX | 10 mail.protonmail.ch20 mailsec.protonmail.ch |
| TXT | google-site-verification=_ayl1WqWIag2WkIbK4sNg_x3NCT5nYOl_DgtFPTYKeg v=spf1 include:_spf.protonmail.ch ~all google-site-verification=2FGIDo-Gf-lWE6t_gWd9gpPTehHD85hbNiEujPVgysc google-site-verification=4UIZgETX8lGnv0WwpeJJbszo9daKOdXXYBKCA2XLf94 google-site-verification=QviHfE1VQ57-tDmDLxM6BQH1mdgvdQ_0QsIvCht2IaU protonmail-verification=5262a92f988e64f1be1362138befdf1e19d6a4c1 google-site-verification=MUjtKY-4uQAjE92Z2-s1nm9m4mvdqY2z6HCvi_Bj4so linkedin-site-verification=01e79150-bf68-4e0c-ad04-822dc1015b3b zoom-domain-verification=ZOOM_verify_5990c1fbb09d4c6aba062cded6cbdf06 yandex-verification: 95a7888a0f987e6a |
WHOIS / RDAP Public registration data: who registered the domain, when, and when it expires.Read more →
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| Registrar | N/A |
| Registered | N/A |
| Expires | N/A |
| Last Updated | N/A |
SSL Certificate Encrypts the connection between browsers and this website. Valid SSL = HTTPS works.Read more → Valid
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| Subject (CN) | proton.me |
| Issuer | Let's Encrypt |
| Valid From | 2026-07-09 |
| Valid Until | 2026-10-07 (48 days left) |
| SANs (5) | *.pr.tn*.proton.me*.storage.proton.mepr.tnproton.me |
HTTP Headers Metadata sent by the server: reveals software, caching rules, and security configuration.Read more →
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| Status | 200 |
| Server | N/A |
| Content-Type | text/html; charset=utf-8 |
| strict-transport-security | max-age=31536000; includeSubDomains; preload |
| content-security-policy | default-src 'self'; media-src https://static.zdassets.com https://res.cloudinary.com https://pmecdn.protonweb.com; connect-src 'self' wss: https://protonmail.zendesk.com https://ekr.zdassets.com blob: https://account.proton.me https://reports.proton.me https://telemetry.proton.me https://*.algolia.net https://*.algolianet.com https://go.getproton.me https://noembed.com https://boards-api.greenhouse.io https://proton.me https://*.paypal.com https://*.paypalobjects.com https://growth.proton.me ; script-src 'self' blob: 'unsafe-eval' 'unsafe-inline' https://static.zdassets.com https://pmecdn.protonweb.com https://www.youtube.com https://platform.twitter.com https://*.paypal.com https://*.paypalobjects.com; style-src 'self' 'unsafe-inline' https://pmecdn.protonweb.com https://*.paypal.com https://*.paypalobjects.com; font-src 'self' https://pmecdn.protonweb.com; img-src 'self' data: blob: https:; frame-src 'self' data: blob: https://www.youtube-nocookie.com https://platform.twitter.com https://*.paypal.com https://*.paypalobjects.com; object-src 'self' data: blob:; child-src 'self' data: blob: https://*.paypal.com https://*.paypalobjects.com; report-uri https://reports.proton.me/reports/csp; frame-ancestors 'self' https://*.proton.me; |
| x-content-type-options | nosniff |
| referrer-policy | strict-origin-when-cross-origin |
| cache-control | public, max-age=120, s-maxage=120, must-revalidate |
Security headers HTTP headers that protect visitors from attacks. HSTS forces HTTPS, CSP controls resource loading, X-Frame-Options prevents clickjacking.Read more →
Hosting Physical infrastructure: where the server is, who operates it, and what network it belongs to.Read more →
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| IP Address | 185.70.42.45 |
| Provider | Proton AG |
| Organization | Proton AG |
| ASN | AS62371 |
| Country | CH |
| City | Plan-les-Ouates |
Security Score
B (5/7)
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Sitemap & Robots
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| robots.txt | Found Open |
| Sitemap | Found 3 sitemaps (index) pages |
| Last modified | 2026-08-18T00:00:00.000Z |
| Disallowed paths |
/wallet/explorer/
|
Social & Meta Tags
Complete
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| Title | Proton: Privacy by default |
| Description | Over 100 million people use Proton to stay private and secure online. Get a free Proton account and take back your privacy. |
| OG Title | Proton: Privacy by default |
| OG Description | Over 100 million people use Proton to stay private and secure online. Get a free Proton account and take back your privacy. |
| OG Image | https://proton.me/images/social/proton-og.png |
| OG Type | website |
| OG Site Name | Proton |
| Twitter Card | summary_large_image |
| Canonical URL | https://proton.me |
| Language | en |
Mail Security Email authentication records (SPF & DMARC) that prevent spoofing and phishing from this domain.Read more →
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| SPF | ✓ Present v=spf1 include:_spf.protonmail.ch ~all |
| DMARC | ✓ Present v=DMARC1; p=quarantine; fo=1; aspf=s; adkim=s; |
| MX Records | 10 → mail.protonmail.ch 20 → mailsec.protonmail.ch |