What powers physicsoverflow.org?

Last seen Jun 2026 · 14 technologies across 12 categories

Analytics

Quantcast Measure
since Jan 2019
Snowplow Analytics
since Oct 2025

CDN

Cloudflare
since Jun 2026
jQuery CDN
since Feb 2022

Comment systems

Question2Answer
since Jan 2019

Font scripts

Google Font API
since Jan 2019

Hosting

GoDaddy
since Aug 2022

JavaScript graphics

MathJax v2.6.1
since Jan 2019

JavaScript libraries

jQuery v1.9.1
since Jan 2019

Miscellaneous

RSS
since Dec 2022

Programming languages

PHP v8.2.31
since Jan 2019

Security

Cloudflare Bot Management
since Jun 2026

Web server extensions

OpenSSL v3.5.5
since Jan 2024

Web servers

Apache HTTP Server v2.4.62
since Jan 2019

Top search keywords

KeywordPositionEst. monthly visits
physics stack exchange #6 24
dirac function #51 17
perturbative definition #22 15
symmetry breaking #73 8
su-4 #27 4
gauge invariance #45 4
yang mills theory #32 3
yang mills #36 3
sea of dirac #25 2
spontaneous symmetry breaking #13 2
navier stokes equation solution #40 2
percent uncertainty #22 2
phase transition #47 2
matsubara frequency #25 2
aharonov bohm effect #80 2
aharonov bohm effect #62 2
aharonov bohm #69 2
grassmann number #10 2
how to find percentage uncertainty #90 2
density matrix #43 2
dirac sea #31 2
wick rotation #22 1
canonical commutation relations #37 1
chern-simons theory #44 1
chern simons theory #47 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.

Audience

  • 65% desktop
  • 35% phone
  • Bangladesh
  • Indonesia
  • India

Countries where the site has Chrome traffic, strongest markets first.

Open Page Rank

6.24 / 10 · ranked #93,955 of all domains

587 referring domains · OpenPageRank

Search traffic

160 est. monthly organic visits (US)

385 keywords in Google's top 30

Core Web Vitals

LCP2.1 s
INP50 ms
CLS0
TTFB800 ms

Real user p75, Chrome UX Report, Jun 2026.

Page

  • Weight: 0.7 MB · 36 requests

Homepage as crawled by the HTTP Archive, Jul 2026.

Subdomains

HostTechs
www.physicsoverflow.org 13
physicsoverflow.org 11

Full technology history →
Report an incorrect detection

Recent changes

Look up any website for free

No paywall, no lead-gen, no account. Paste a domain and see what powers it.

No account neededHistory since 2018