What powers epj.org?

Last seen Aug 2026 · 10 technologies across 7 categories

Analytics

Google Analytics
since Jun 2018

CMS

Joomla
since Jun 2018

JavaScript Frameworks

jQuery v3.1.0
since Oct 2016
jQuery UI v1.12.0
since Oct 2016
MooTools v1.4.5
since Oct 2016

Miscellaneous

RSS
since Dec 2022

Programming languages

PHP
since Jun 2018

Security

DataDome
since Jun 2026
HSTS
since Sep 2022

Web servers

Nginx
since Apr 2019

AI Crawlers

Doesn't name any of the 33 AI crawlers we track in its robots.txt. Catch-all rules (User-agent: *) restrict some paths for every crawler, AI or not. Checked Sep 2026.

  • robots.txt found
  • llms.txt not found
  • ai.txt not found

See who blocks each AI crawler across the web

Top search keywords

KeywordPositionEst. monthly visits
author contribution statement #2 120
author contribution statement examples #1 64
contributorship statement example #1 52
author contribution statements #1 43
contribution statement example #1 33
european physical #1 33
contribution statement #2 28
authors statement example #1 26
the european physical journal #1 21
european physical journal #1 21
authors statement #3 17
statement of authorship template #5 8
epj #12 7
zeitschrift fr physik #3 3
ep j #3 3
cell-cell adhesion #34 2
physics journals #50 2
ejps #44 2
epj quantum technology #7 2
franck hertz #28 2
writer statement example #99 1
cell to cell adhesion #26 1
cell cell adhesion #32 1
cpt theorem #22 1
cpt theorem #22 1

The site's top keywords in Google (US), with the visits each one is estimated to bring per month.

Top backlinks

Top links pointing at the site, one per source domain, strongest first. The anchor text opens the page carrying the link.

AI Crawlers

No AI crawlers blocked

Full breakdown

Open Page Rank

6.91 / 10 · ranked #50,106 of all domains

538 referring domains · OpenPageRank

Search traffic

510 est. monthly organic visits (US)

144 keywords in Google's top 30

Page

  • Language: English (United Kingdom)
  • Weight: 1.7 MB · 38 requests

Homepage as crawled by the HTTP Archive, Sep 2026.

Organisation

  • European Physical Journal
  • Founded: 1920

From Wikidata (CC0).

Infrastructure

  • Registered Jan 2004 (22 years) via EuroDNS S.A., renews Jan 2027
  • Hosted on OVHcloud (5.39.70.112)
  • DNS: Vercara UltraDNS
  • Email: no MX record returned
  • SSL: Let's Encrypt, ECDSA P256, expires Dec 2026
  • Common Crawl link graph: rank 33,920, 23 hosts

DNS records as swept Sep 2026, certificate as seen Sep 2026, registration from the registry's RDAP service. How the web is hosted

Subdomains

HostTechs
www.epj.org 8
epjds.epj.org 5
epja.epj.org 4
epjb.epj.org 4
epjc.epj.org 4
epjd.epj.org 4
epje.epj.org 4
epjplus.epj.org 4
epjap.epj.org 3
epjn.epj.org 3
epjpv.epj.org 3
epjst.epj.org 3
epjwoc.epj.org 3

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