IP = 18.239.199.46
robots.txtUser-Agent: *
Disallow: /users
Disallow: /managers
Disallow: /cable
Disallow: /admin
Disallow: /start_trial
Disallow: /pr/*
Allow: /
Sitemap: https://programmers.co.kr/sitemaps/sitemap.xml
Look up this url in the url tool
https://programmers.co.kr/.well-known/acme-challenge: 404 text/html; charset=utf-8
https://programmers.co.kr/.well-known/csvm: 404 text/html; charset=utf-8
https://programmers.co.kr/.well-known/nostr.json: 404 application/json
https://programmers.co.kr/.well-known/security.txt: 404 text/plain
https://programmers.co.kr/.well-known/traffic-advice: 404 text/html; charset=utf-8