Index · Cert expiry · Fastest sites · Free tools · API

jenkins.io

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

Security headers: C 50/100 (rank #215 of 461) · TLS: TLSv1.3 · Cert expires in 72 days (rank #211 of 459 soonest) · Response: 287.7 ms (rank #288 of 446)
Certificate valid for 72 more days (until Jan 12 08:43:59 2027 GMT).

TLS certificate

FieldValue
IssuerLet's Encrypt
Subject CNjenkins-ci.org
Valid untilJan 12 08:43:59 2027 GMT
Days left72
TLS versionTLSv1.3
SAN entries4

Security headers (50/100, grade C)

HeaderStatus
strict-transport-securitymax-age=86400; includeSubDomains; preload
x-frame-optionsDENY
x-content-type-optionsnosniff
content-security-policymissing
referrer-policymissing
permissions-policymissing

Availability & performance

FieldValue
Availability100% (3/3 probes)
Avg response287.7 ms
Fastest / slowest204.7 / 436.8 ms
HTTP status200 (https)
Servern/a

DNS & robots.txt

FieldValue
A records128.24.70.119
Nameserversns1-06.azure-dns.com, ns2-06.azure-dns.net, ns3-06.azure-dns.org, ns4-06.azure-dns.info
MX records2
robots.txtabsent (n/a sitemap refs, n/a disallow rules)

How jenkins.io compares

SiteHeadersScoreCert days leftms
docker.comB835683.6
ansible.comB83511193.1
datadoghq.comB83144150.6
opentelemetry.ioB8389136.1
puppet.comC6751113.7
chef.ioC676299.4
circleci.comC5095170.2
terraform.ioD3381283.7

Embed this badge

Show your grade in your README (free, auto-updates):

[![security](https://pseo.rovy.tech/api/v1/badge?url=https://jenkins.io)](https://pseo.rovy.tech/sites/jenkins-io.html)

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.