Analysis for

replit.dev

Flare Score

Safe

FlareAI™ Summary

Replit.dev facilitates collaborative software development and deployment, leveraging AI to streamline the process. Security indicators are positive, featuring a valid SSL certificate from Let's Encrypt. The domain is hosted in the United States and utilizes React. Payment processing is supported. Replit.dev maintains a clean blacklist status across monitored lists, including Google Safe Browsing. With a FlareScore of 80/100, replit.dev is considered safe for use. Users can generally trust this platform for its intended purpose.

+3.9%

than category average

United States

Server Country

Unknown

Domain Age

Score Breakdown

How we calculated the Flare Score based on positive and negative signals.

Positive Signals

Valid SSL certificate from Let's Encrypt

Not found on any blacklist (1 sources checked)

Strong email security (SPF, DKIM, DMARC configured)

Good website performance

Active social media presence

Uses CDN for better performance and security

Negative Signals

Very new domain (less than 3 months old)

Pro Tip: A valid SSL certificate is a basic requirement for any trustworthy site, but it doesn't guarantee the site is not a scam.

SSL & Security

SSL certificate and security headers configuration

Security Score

60/100

⚠ SSL Expired (20) ✓ HSTS (20) ✗ CSP (20) ✓ X-Frame (20)

SSL Certificate

Issuer

Let's Encrypt

Valid From

Dec 12, 2025

Valid Until

Mar 12, 2026

Certificate Expired

Security Headers

HSTS

X-Frame-Options

How Was This Calculated?

Transparency into our FlareScore™ methodology and data sources used for this analysis.

replit.dev Analysis

FlareScore™: 80/100 (Safe Risk)

Our analysis of replit.dev identified 7 positive security indicators and 1 potential concerns. The FlareScore™ rating combines technical security measures, domain reputation, and content analysis.

SSL Certificate Analysis

AI Content Review

5 DNS Records

Analysis Sources

• SSL: Let's Encrypt
• DNS: 5 records analyzed
• Content: Visual & text analysis

Last Checked

Jan 01, 2026
2 months ago

Transparency Note: Our analysis is based on publicly available data and automated scanning. For detailed methodology and accuracy metrics, visit our methodology page.

DNS Configuration

Domain Name System records and email security configuration

Email Security

SPF

DKIM

DMARC

Basic

TXT

HTTP Headers

Key server response headers for security analysis.

Security (3)

HSTS

Clickjacking Protection

MIME Sniffing Protection

Web Server

                                            cloudflare
                                        

Technology

                                            Next.js
                                        

Cache Policy

                                            public, stale-while-...
                                        

CDN Cache

                                            MISS
                                        

Cloudflare Ray ID

                                            9b739dd23fa46698-AMS
                                        

{
    "content-type": "text\/html; charset=utf-8",
    "date": "Thu, 01 Jan 2026 17:08:04 GMT",
    "location": "https:\/\/replit.com",
    "server": "cloudflare",
    "strict-transport-security": "max-age=31536000; preload",
    "x-cloud-trace-context": "771f7c6f382262110dede910771fa578",
    "content-length": "0",
    "content-encoding": "gzip",
    "x-powered-by": "Next.js",
    "cache-control": "public, stale-while-revalidate=60, max-age=0",
    "x-frame-options": "DENY",
    "content-security-policy-report-only": "default-src * 'unsafe-eval' 'unsafe-inline' 'unsafe-dynamic' data: filesystem: about: blob: ws: wss: report-uri https:\/\/o1151714.ingest.us.sentry.io\/api\/4509669501698048\/security\/?sentry_key=7eb3d90eb4660416caf507087367e67e; report-to csp-endpoint;",
    "report-to": "{\"group\":\"csp-endpoint\",\"max_age\":10886400,\"endpoints\":[{\"url\":\"https:\/\/o1151714.ingest.us.sentry.io\/api\/4509669501698048\/security\/?sentry_key=7eb3d90eb4660416caf507087367e67e\"}],\"include_subdomains\":true}",
    "reporting-endpoints": "csp-endpoint=\"https:\/\/o1151714.ingest.us.sentry.io\/api\/4509669501698048\/security\/?sentry_key=7eb3d90eb4660416caf507087367e67e\"",
    "x-content-type-options": "nosniff",
    "vary": "Accept-Encoding",
    "cf-cache-status": "MISS",
    "set-cookie": "_cfuvid=753K8ar_EVItqO1RKjQeifjpmFQEx_IpAAarn4cvxfc-1767287284158-0.0.1.1-604800000; path=\/; domain=.replit.com; HttpOnly; Secure; SameSite=None",
    "cf-ray": "9b739dd23fa46698-AMS",
    "alt-svc": "h3=\":443\"; ma=86400"
}

IP Geolocation

Server location and network information

United States

Kansas City

IP Address

34.111.254.92

ISP / Hosting

Google LLC

Coordinates

39.0997, -94.5785

Country Code

View on Google Maps

Email Configuration

Email security and authentication records (SPF, DKIM, DMARC).

SPF Record

v=spf1 -all

DKIM

Configured

DMARC

v=DMARC1; p=reject; sp=reject; adkim=s; aspf=s;

Performance Metrics

Website loading speed and performance analysis

Average

Load Time

1.01s

Excellent

Page Size

1.02MB

Acceptable

Requests

220

Many

Overall

85/100

Performance score

Good performance, but there's room for optimization to improve loading speed.

Blacklist Check

Checking if this domain is listed on major security blacklists.

Google Safe Browsing

Safe

Discovered Subdomains

Publicly accessible subdomains associated with this domain.

No subdomains discovered

Privacy & Trackers

1 Trackers Found

Segment

General

These trackers may be used for analytics, advertising, or site functionality.

Website Screenshot

In-Depth Analysis

Overview

Replit.dev, as its title and description suggest, is a platform for collaboratively building and deploying software using AI. It aims to simplify the development process by eliminating setup complexities. The site utilizes technologies like React to provide a dynamic user experience.

Security Assessment

Replit.dev exhibits a strong security posture. It employs a valid SSL certificate issued by Let's Encrypt, ensuring encrypted communication until March 2026. The domain's hosting location in the United States, managed by Google LLC, is also a good indicator. Critically, Google Safe Browsing reports a "CLEAN - POSITIVE SIGNAL" status, meaning Google's security systems have found no threats associated with the site. This is a strong positive signal.

Trust Level

With a FlareScore of 80/100, Replit.dev is considered relatively safe. This score reflects the positive security indicators, such as the valid SSL certificate and the absence of blacklisting. However, the presence of trackers suggests some data collection occurs.

Recommendations

While Replit.dev appears safe, users should still exercise caution. Always review the privacy policy to understand data collection practices. Given that the site involves code development and potentially payment information, use strong, unique passwords and enable two-factor authentication if available. Be mindful of the code and dependencies you introduce into the Replit environment.

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