URL Inspection: https://dev.prossell.jp

Open Cached · just now

UP

HTTP Status

200

Ping

139 ms

Technologies

11

Technologies Detected

Frameworks (1)

Framework	Next.js Next.js is a React-based web framework that enables server-side rendering, static site generation, and API routes.
Description: Next.js is a React-based web framework that enables server-side rendering, static site generation, and API routes. It provides automatic code splitting, optimized performance, and a great developer experience for building production-ready React applications and websites. View full details
Evidence: • HTML <script>: https://dev.prossell.jp/_next/static/chunks/polyfills-c67a75d1b6f99dc8.js • HTML <script>: https://dev.prossell.jp/_next/static/chunks/webpack-8fa1640cc84ba8fe.js • HTML <script>: https://dev.prossell.jp/_next/static/chunks/framework-2c79e2a64abdb08b.js • HTML <script>: https://dev.prossell.jp/_next/static/chunks/main-f11614d8aa7ee555.js • HTML <script>: https://dev.prossell.jp/_next/static/chunks/pages/_app-5d40859addfff075.js ... and 1 more

Infrastructure & Network (4)

CDN	Fastly Fastly is a modern content delivery network and edge cloud platform that provides real-time content delivery, security, and edge computing services.
Description: Fastly is a modern content delivery network and edge cloud platform that provides real-time content delivery, security, and edge computing services. It's known for its real-time purging capabilities, edge computing with Varnish, and support for modern web technologies and APIs. View full details
Evidence: • IP 199.36.158.100 → ASN 54113 (Fastly)

CDN	Google Fonts Google Fonts is a free, open-source web font service that provides hundreds of high-quality fonts for use on websites.
Description: Google Fonts is a free, open-source web font service that provides hundreds of high-quality fonts for use on websites. It delivers fonts through a global CDN, ensuring fast loading and consistent typography across devices and browsers, with no licensing fees. View full details
Evidence: • Resource Hint: https://fonts.gstatic.com

DNS Provider	Google DNS Google Public DNS is a free, global DNS resolution service provided by Google.
Description: Google Public DNS is a free, global DNS resolution service provided by Google. It offers fast, secure DNS queries with privacy protection. Google Cloud DNS is the managed DNS service for Google Cloud Platform, providing authoritative DNS hosting with integration into Google Cloud services. View full details
Evidence: • DNS Record NS: ns-cloud-d1.googledomains.com (root domain: prossell.jp) • DNS Record NS: ns-cloud-d2.googledomains.com (root domain: prossell.jp) • DNS Record NS: ns-cloud-d3.googledomains.com (root domain: prossell.jp) • DNS Record NS: ns-cloud-d4.googledomains.com (root domain: prossell.jp)

Email Provider	Google Workspace Google Workspace (formerly G Suite) provides business email hosting using Gmail's infrastructure.
Description: Google Workspace (formerly G Suite) provides business email hosting using Gmail's infrastructure. It offers custom domain email addresses, large storage capacity, advanced spam filtering, and integration with Google's productivity suite. View full details
Evidence: • DNS Record MX: aspmx.l.google.com (root domain: prossell.jp) • DNS Record MX: alt2.aspmx.l.google.com (root domain: prossell.jp) • DNS Record MX: alt1.aspmx.l.google.com (root domain: prossell.jp) • DNS Record MX: alt3.aspmx.l.google.com (root domain: prossell.jp) • DNS Record MX: alt4.aspmx.l.google.com (root domain: prossell.jp) ... and 1 more

Development (1)

JavaScript Library	Webpack Webpack is a module bundler for JavaScript applications that bundles modules and assets into optimized files for production.
Description: Webpack is a module bundler for JavaScript applications that bundles modules and assets into optimized files for production. It processes dependencies, performs code splitting, and optimizes assets, making it a core tool in modern JavaScript development workflows. View full details
Evidence: • HTML <script>: https://dev.prossell.jp/_next/static/chunks/webpack-8fa1640cc84ba8fe.js

Analytics & Marketing (1)

Analytics	Google Console Google Search Console (formerly Google Webmaster Tools) is a free service from Google that helps website owners monitor and maintain their site's presence in Google search results.
Description: Google Search Console (formerly Google Webmaster Tools) is a free service from Google that helps website owners monitor and maintain their site's presence in Google search results. It provides insights into search performance, indexing status, and technical SEO issues. View full details
Evidence: • DNS Record TXT: google-site-verification=8QbxOyaJk1JD5-2XU7mubRVptrNNVPq4zwT0Q5g7HqA (root domain: prossell.jp) • DNS Record TXT: google-site-verification=BC2mb5bCJ45Dfacpta-esa1RMnGY4zUbT6-d7BTaRCc (root domain: prossell.jp) • DNS Record TXT: google-site-verification=nosvwnjwWlA43CyW-_IIfdfHcB_B0QRK1R8ElaSteEE (root domain: prossell.jp)

Social & Communication (1)

Social Media	Facebook Facebook is the world's largest social networking platform, allowing users to connect, share content, and communicate with friends and family.
Description: Facebook is the world's largest social networking platform, allowing users to connect, share content, and communicate with friends and family. It provides social media features, messaging, groups, pages for businesses, and advertising tools for marketers. View full details
Evidence: • DNS Record TXT: facebook-domain-verification=v392feg2wldr5jjs623q84n1br4yvl (root domain: prossell.jp)

SSL & Certificates (1)

Certificate Authority	Google Trust Google Trust Services is Google's certificate authority that issues SSL/TLS certificates for Google services and Google Cloud Platform.
Description: Google Trust Services is Google's certificate authority that issues SSL/TLS certificates for Google services and Google Cloud Platform. It provides trusted root certificates used by Google's infrastructure and services. View full details
Evidence: • SSL Certificate Issuer: C=US, O=Google Trust Services, CN=WR3

Other (2)

Cloud	Firebase Firebase is Google's mobile and web application development platform that provides backend services including authentication, real-time database, cloud storage, hosting, and analytics.
Description: Firebase is Google's mobile and web application development platform that provides backend services including authentication, real-time database, cloud storage, hosting, and analytics. It helps developers build and scale applications quickly without managing backend infrastructure. View full details
Evidence: • CNAME: Reverse DNS: prossell-intern-demo.web.app

Cloud	Microsoft Microsoft is a multinational technology company that develops and licenses software, cloud services, and hardware products.
Description: Microsoft is a multinational technology company that develops and licenses software, cloud services, and hardware products. It provides operating systems, productivity applications, cloud computing, and enterprise technology solutions. View full details
Evidence: • DNS Record TXT: MS=3FBE1D1CB39AA1D9907FF2739CE70E0402C900BB (root domain: prossell.jp)

Metadata & SEO

Title

Prossell デベロッパー

Description

Prossell デベロッパー<br/>インターンを通して、自分の未来を創る環境を提供します。

Language

ja

Viewport

width=device-width,initial-scale=1.0

SSL/TLS Certificate

View Full SSL Report

Issued By

C=US, O=Google Trust Services, CN=WR3

Security Score

77 /100

Social Media Cards

OpenGraph (5 properties)

Type

website

Description

Prossell デベロッパー<br/>インターンを通して、自分の未来を創る環境を提供します。

Title

Prossell デベロッパー

Image

/ogp.png

Site Name

Prossell デベロッパー

Network & Hosting

View DNS Records

199.36.158.100 • AS54113

Fastly

CNAME Record

This domain is an alias for:

prossell-intern-demo.web.app

Resources

gstatic.com (1 resources)

Resource Hints (1)

• preconnect https://fonts.gstatic.com

prossell.jp (20 resources)

Scripts (8)

Stylesheets (1)

• https://dev.prossell.jp/_next/static/css/de15225d07d508a5.css

Images (10)

Resource Hints (1)

• preload as:style https://dev.prossell.jp/_next/static/css/de15225d07d508a5.css

Inspected on January 13, 2026 at 11:43 UTC