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bitwarden.com

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

Security headers: A 100/100 (rank #28 of 461) · TLS: TLSv1.3 · Cert expires in 34 days (rank #38 of 459 soonest) · Response: 30.0 ms (rank #14 of 446)
Certificate valid for 34 more days (until Dec 6 03:18:08 2026 GMT).

TLS certificate

FieldValue
IssuerLet's Encrypt
Subject CNbitwarden.com
Valid untilDec 6 03:18:08 2026 GMT
Days left34
TLS versionTLSv1.3
SAN entries1

Security headers (100/100, grade A)

HeaderStatus
strict-transport-securitymax-age=31557600
content-security-policydefault-src 'self';base-uri 'self';child-src blob:;connect-src 'self' wss: https: https://
x-frame-optionsSAMEORIGIN
x-content-type-optionsnosniff
referrer-policystrict-origin-when-cross-origin
permissions-policymicrophone=(), camera=()
none missing 🎉

Availability & performance

FieldValue
Availability100% (3/3 probes)
Avg response30.0 ms
Fastest / slowest22.6 / 41.7 ms
HTTP status200 (https)
Servern/a

DNS & robots.txt

FieldValue
A records151.101.1.91, 151.101.129.91, 151.101.65.91, 151.101.193.91
Nameserversigor.ns.cloudflare.com, rose.ns.cloudflare.com
MX records5
robots.txtpresent (1 sitemap refs, 5 disallow rules)

How bitwarden.com compares

SiteHeadersScoreCert days leftms
dashlane.comA10079218.7
sophos.comA100162701.1
haveibeenpwned.comA1008842.1
letsencrypt.orgA1003259.4
auth0.comB8378104.0
paloaltonetworks.comB8316791.3
kaspersky.comB831101934.6
1password.comC678287.6

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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.