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epo.org Paid content Multilingual

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Homepage of the European Patent Office.

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Updated: 2026-09-16 00:42 Language: English (default) Access: Normal

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epo.org Full homepage screenshot

Website Overview

An established domain and managed infrastructure suggest continuity of operations and may support dependable delivery, although neither guarantees service quality.

Domain and Registration

Registered in 1998, this domain has about 27 years of history. That suggests continuity, although ownership and purpose may have changed. The registrar, CSC Corporate Domains, Inc., specializes in corporate domain and brand management, suggesting attention to domain asset protection. Transfer-protection status is present, helping reduce the risk of unauthorized domain transfers. The domain uses the common .org extension, which is not an independent safety signal.

DNS and Email

Nameservers are provided by colt.net, indicating managed DNS hosting. DNS and provider evidence indicate traffic passes through the Cloudflare CDN, which may support caching and traffic distribution. MX records point to the Microsoft 365 email service. CAA records restrict which certificate authorities are authorized to issue certificates. SPF and DMARC are configured. DKIM status is unknown.

TLS and Certificates

The public key uses EC with 256 bits. The server supplied a complete certificate chain. No organization name is present in the certificate; the available fields are consistent with domain validation. The certificate was issued within the Google Trust Services cloud or CDN ecosystem. The certificate's total validity is about 90 days, consistent with a short renewal cycle.

HTTP and Browser Security

The response lacks these common security headers: Permissions-Policy. No X-Powered-By header was found, reducing one common source of backend fingerprinting information. The cf-ray response header indicates a CDN or caching proxy in the delivery path. No obvious internal addresses or debug information were found in the headers. The Server header identifies cloudflare without an exact version.

Technology Stack Analysis

The public page identifies Drupal 10 (https://www.drupal.org), Drupal, Cloudflare without precise versions, leaving fewer clues for version-specific scanning.

Search and Social Sharing

The Generator tag identifies Drupal 10 (https://www.drupal.org), making the publishing system easier to fingerprint. No Open Graph metadata was detected, so social previews may depend on platform inference. The page declares 3 language or regional alternatives using hreflang. The title has 18 characters, within a common display range. A meta description is present, with 39 characters.

Hosting and Email

DNScolt.net
HostingCloudflare
EmailMicrosoft 365
Location Location unknown 141.101.90.104

Pages, Search and Sharing

Meta descriptionHomepage of the European Patent Office.
Canonical URLhttps://www.epo.org/en
LanguageEnglish (default) · Multilingual
Twitter CardNot detected

Social Sharing Preview

Unknown

robots.txt (opens in a new tab)

63 rules
mozilla/5.0 (compatible; msie 10.0; windows nt 6.1; trident/6.0) linkcheck by siteimprove.com 0 allowed · 1 disallowed
  • Disallow/
All bots 18 allowed · 43 disallowed
  • Allow/core/*.css$
  • Allow/core/*.css?
  • Allow/core/*.js$
  • Allow/core/*.js?
  • Allow/core/*.gif
  • Allow/core/*.jpg
  • Allow/core/*.jpeg
  • Allow/core/*.png
  • Allow/core/*.svg
  • Allow/profiles/*.css$
  • Allow/profiles/*.css?
  • Allow/profiles/*.js$
  • Allow/profiles/*.js?
  • Allow/profiles/*.gif
  • Allow/profiles/*.jpg
  • Allow/profiles/*.jpeg
  • Allow/profiles/*.png
  • Allow/profiles/*.svg
  • Disallow/core/
  • Disallow/profiles/
  • Disallow/results
  • Disallow/api/as/*
  • Disallow/archive/epo/pubs/bulletin/
  • Disallow/metanav/
  • Disallow/README.txt
  • Disallow/web.config
  • Disallow/admin/
  • Disallow/comment/reply/
  • Disallow/filter/tips
  • Disallow/node/add/
  • Disallow/search/
  • Disallow/user/register
  • Disallow/user/password
  • Disallow/user/login
  • Disallow/user/logout
  • Disallow*/taxonomy/term/*
  • Disallow/index.php/admin/
  • Disallow/index.php/comment/reply/
  • Disallow/index.php/filter/tips
  • Disallow/index.php/node/add/
  • Disallow/index.php/search/
  • Disallow/index.php/user/password
  • Disallow/index.php/user/register
  • Disallow/index.php/user/login
  • Disallow/index.php/user/logout
  • Disallow*/legal/case-law/2019/*
  • Disallow*/legal/case-law/2022/*
  • Disallow*/legal/epc/2016/*
  • Disallow*/legal/epc-1973/2006/*
  • Disallow*/legal/guide-epc/2022/*
  • Disallow*/legal/guide-pct/2022/*
  • Disallow*/legal/guidelines-epc/2025/*
  • Disallow*/legal/guidelines-pct/2025/*
  • Disallow*/legal/guidelines-epc/2024/*
  • Disallow*/legal/guidelines-pct/2024/*
  • Disallow*/legal/guidelines-epc/2023/*
  • Disallow*/legal/guidelines-pct/2023/*
  • Disallow*/legal/guidelines-epc/2022/*
  • Disallow*/legal/guidelines-pct/2022/*
  • Disallow/publication-content/*
  • Disallow/*node/*
  • IntervalCrawl delay 1 seconds
elastic-crawler epo-org 1 allowed · 0 disallowed
  • Allow/publication-content/*

Sitemaps

8

Registration details RDAP / WHOIS

RegistrarCSC Corporate Domains, Inc.
Registered1998-10-22
Expires2029-10-21
Domain statusserver delete prohibited、client transfer prohibited、server transfer prohibited、server update prohibited
Nameserversns1.de.colt.net、ns8.colt.net
DNSSECunsigned

DNS records

TypeNameValueTTLPriority
Awww.epo.org.cdn.cloudflare.net141.101.90.104300—
Awww.epo.org.cdn.cloudflare.net141.101.90.105300—
Awww.epo.org.cdn.cloudflare.net141.101.90.106300—
Awww.epo.org.cdn.cloudflare.net141.101.90.107300—
MXepo.orgepocloud.mail.protection.outlook.com30040
NSepo.orgns1.de.colt.net28800—
NSepo.orgns8.colt.net28800—
TXTepo.org/pXG0kvrytBqo+ZWyCqiKxNHcWUI2tTr8Lk+27buSJA=600—
TXTepo.org4GQhD+DFi9yZ2DVjWWrrzBHUAdrlWQIm79O2kVXPv74=600—
TXTepo.org8457774600—
TXTepo.orgJTp2MV2zkqeqpIWLDWyAR7S4L4EOuRUj2YuoyaCObkO+uKJv2skUw5MQxu/r2PspOjcPt8X8w+H/ew6k4VcUaQ==600—
TXTepo.orgLWM3J97At7BtQ7xyBk/3B7KHrYxbJccevfPAk/CM+7A=600—
TXTepo.orgMS=ms31482702600—
TXTepo.orgQuoVadis=9e924638-6625-4489-a13c-f19c1b04de77600—
TXTepo.org_globalsign-domain-verification=Ur9k1ue2dYlFRLbjXi21doRBMXWJjlumkpv0BHeyYH600—
TXTepo.orgautodesk-domain-verification=TUdirA8ji9c0avWmkFxB600—
TXTepo.orgautodesk-domain-verification=ZTUHNR0cJSrTLjvHzHzh600—
TXTepo.orgcisco-ci-domain-verification=2fe50c894a4882eb2ba9dc814b7e956d415da03265e2faccdcf3e581908aca35600—
TXTepo.orgdocusign=cf210137-a97b-4e77-9138-416dd7516185600—
TXTepo.orgdocusign=e877dfe3-2e2e-43c5-ae68-9158c1716c6f600—
TXTepo.orggoogle-site-verification=BBEFdvADmAQeoSntU1ROIinKlPe88y6kRAqU53oaLPA600—
TXTepo.orggoogle-site-verification=Gq0O-YipVh9AtNu3Re74Lsr3kvEK7V11f6rRu9QNDvk600—
TXTepo.orggoogle-site-verification=YQzhBBZ5ToL1VqMYJEY6DgpoBcKlDQgojJTkk5XKEQY600—
TXTepo.orggoogle-site-verification=c8XVDHba7r9wAdojJtx7HLKF0w6b_vg3ih3qqbSctHQ600—
TXTepo.orgmindmanager-verification=173ae8ba5d237d0317485575cc7e111f704fae571a61c99ef12296fa13a73f46600—
TXTepo.orgms-domain-verification=5e4878c2-35af-4ad0-9346-57a7129a4738600—
TXTepo.orgms-domain-verification=d6419f59-136d-42ca-90c9-799927b7e3fe600—
TXTepo.orgonetrust-domain-verification=aa17f11845c34186125e1b2291ed58c73e0c64f3ed58731a4cc85df5b025a48c600—
TXTepo.orgonetrust-domain-verification=be779d5957f9413ca8d069e203c26d600—
TXTepo.orgpexip-ms-tenant-domain-verification=1aed6cd2-a550-47b6-863e-becdc76b6920,2d6abd65-8400-47b6-9432-a7e8e61e47ab600—
TXTepo.orgsuccessfactors-site-verification=M2M0MzRhYTc0MTVlNmYwNDEwOTg2ODAwM2RhZDM0ODgxNjI5MTg1MGQ3Y2Q3MWI5M2UzNWZjOTJkOTc1MGU3Mg==600—
TXTepo.orgsuccessfactors-site-verification=MjY3MGUxYmIwMzAxODc3ZTNhMzVmYTNlZTk4MWQyZjJkY2QzMzAzNGY1ZTU0YTAxN2NiOTViYWI1ODI1NzJkMg==600—
TXTepo.orgtwilio-domain-verification=08d61d3b8ab1fa77170b9321f2ca6054600—
TXTepo.orgv=spf1 mx ip4:145.64.141.0/28 ip4:145.64.133.26 include:spf.protection.outlook.com include:_spf-dc12.successfactors.com include:u18980060.wl061.sendgrid.net ip4:145.64.132.211 ip4:145.64.252.100 ip4:145.64.146.70 ip4:5.61.115.0/24 ip4:91.184.33.0/25 ip4:34.159.163.76 ip4:185.14.244.0/22 ip4:204.237.253.150 ip4:145.64.137.0/28 -all600—
TXTepo.orgvc2P1EFfhm6H575NvBSUcbFcBYSCmzWGx5DjSRzvsjs=600—
TXTepo.orgx3S9/iI8iHBFqbyMiO4xlpJLc0ySOOFXsjAwmK+ryCs=600—
TXTepo.orgzSf6EpybbqdTYDdrgMC5MHts4y/5/kJAtBHfZWc/dNM=600—
CNAMEwww.epo.orgwww.epo.org.cdn.cloudflare.net600—
CAAepo.org0 iodef "mailto:[email protected]"28800—
CAAepo.org0 issue "digicert.com"28800—
CAAepo.org0 issue "globalsign.com"28800—
CAAepo.org0 issue "letsencrypt.org"28800—
CAAepo.org0 issue "pki.goog"28800—
DMARC_dmarc.epo.orgv=DMARC1;p=quarantine;pct=100;fo=1;rua=mailto:[email protected];ruf=mailto:[email protected]600—

TLS and certificates

AssessmentNormal configuration
Supported protocolsTLSv1.2、TLSv1.3
Negotiated protocolTLSv1.3
Certificate subjectwww.epo.org
IssuerGoogle Trust Services
Valid until2026-12-09T21:13 · Remaining when checked: 84 days
Verification detailsCertificate trust: Passed · Hostname match: Passed

HTTP response headers

HeaderValue
content-typetext/html; charset=UTF-8
content-languageen
cache-controlmax-age=300, public
servercloudflare
strict-transport-securitymax-age=31536000; includeSubDomains; preload
content-security-policydefault-src 'self' data:; script-src 'self' 'unsafe-eval' 'unsafe-inline' *.fontawesome.com https://unpkg.com *.webspellchecker.net *.epo.org *.jquery.com *.cloudflare.com *.jsdelivr.net *.googleapis.com; style-src 'self' 'unsafe-inline' *.webspellchecker.net https://cdnjs.cloudflare.com/ajax/libs/cropper/4.0.0/cropper.min.css https://cdn.jsdelivr.net/gh/cferdinandi/[email protected]/dist/css/tabby-ui.min.css https://cdnjs.cloudflare.com/ajax/libs/codemirror/5.65.12/codemirror.css https://cdn.jsdelivr.net/gh/NigelOToole/[email protected]/src/styles/progress-tracker.css https://storage.googleapis.com; img-src 'self' 'unsafe-inline' *.pixabay.com data: *.iconify.design *.ytimg.com *.google.com *.epo.org; frame-src *.youtube.com 'self' *.epo.org *.epoline.org *.powerbi.com *.sli.do *.slido.com; frame-ancestors 'self'; child-src blob:; font-src 'self' *.fontawesome.com *.webspellchecker.net data: https://storage.googleapis.com; connect-src 'self' *.fontawesome.com *.webspellchecker.net *.epo.org storage.googleapis.com *.friendlycaptcha.com *.googleapis.com; report-uri /report-csp-violation
x-frame-optionsSAMEORIGIN
x-content-type-optionsnosniff
referrer-policystrict-origin-when-cross-origin

Identified technologies

Drupal 10 (https://www.drupal.org)DrupalCloudflare

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