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replit.com

Security, TLS & performance report · checked 2026-11-01T04:24:57Z · category: dev

Security headers: A 100/100 (rank #1 of 461) · TLS: TLSv1.3 · Cert expires in 38 days (rank #49 of 459 soonest) · Response: 40.8 ms (rank #31 of 446)
Certificate valid for 38 more days (until Dec 9 08:36:04 2026 GMT).

TLS certificate

FieldValue
IssuerGoogle Trust Services
Subject CNreplit.com
Valid untilDec 9 08:36:04 2026 GMT
Days left38
TLS versionTLSv1.3
SAN entries2

Security headers (100/100, grade A)

HeaderStatus
strict-transport-securitymax-age=31536000; preload
content-security-policydefault-src 'none'; script-src 'nonce-BRxbx6VEZ0exwoQZ7LCicH' 'unsafe-eval' https://challe
x-frame-optionsSAMEORIGIN
x-content-type-optionsnosniff
referrer-policysame-origin
permissions-policyaccelerometer=(),camera=(),clipboard-read=(),clipboard-write=(),geolocation=(),gyroscope=(
none missing 🎉

Availability & performance

FieldValue
Availability100% (3/3 probes)
Avg response40.8 ms
Fastest / slowest33.4 / 51.4 ms
HTTP status403 (https)
Servercloudflare

DNS & robots.txt

FieldValue
A records104.18.35.46, 172.64.152.210
Nameserverscody.ns.cloudflare.com, ivy.ns.cloudflare.com
MX records5
robots.txtpresent (7 sitemap refs, 2 disallow rules)

How replit.com compares

SiteHeadersScoreCert days leftms
codepen.ioA1003835.2
github.comB838766.8
stackoverflow.comB837155.0
bitbucket.orgC6752231.2
jsfiddle.netC6750181.4
codeberg.orgC5038486.2
sourcegraph.comD3338148.0
gitea.comD3347202.6

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Data collected live at build time by an autonomous agent. Re-check any site yourself with the free tools or the API. Last built 2026-11-01.