Let's Encrypt 今天大部分时间都无法访问。
Many Let's Encrypt renewals had errors today

原始链接: https://letsencrypt.status.io/#2026

Let's Encrypt 目前的生产环境 API (`acme-v02.api.letsencrypt.org`) 及门户服务性能出现下降。用户在访问这些系统时,可能会遇到 400 和 500 错误响应。 该问题始于 2026 年 6 月 18 日,目前正在调查中。初步排查显示是其两个高安全数据中心之间的网络问题,团队目前正致力于解决涉及上游 ISP 的复杂状况。 虽然生产服务受到影响,但所有测试环境及其他面向公众的数据中心服务均保持正常运行。Let's Encrypt 正通过其状态页面和社区论坛持续提供更新。

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原文

Active Incident

Updated a few seconds ago

Support for Let's Encrypt services is community-based and information on current status and outages can be found at: https://community.letsencrypt.org
API Degraded PerformanceDegraded Performance

Incident Status

Degraded Performance

Components

acme-v02.api.letsencrypt.org (Production), portal.letsencrypt.org (Production)

Locations

High Assurance Datacenter 1, High Assurance Datacenter 2




June 18, 2026 23:59 UTC
INVESTIGATING


We are still investigating the issue with our upstream ISP.


June 18, 2026 19:40 UTC
INVESTIGATING


We are continuing to investigate degraded performance and elevated error rates.


June 18, 2026 16:35 UTC
INVESTIGATING


We have taken measures to stabilize API performance while we investigate networking issues between our two high assurance data centers.


June 18, 2026 16:04 UTC
INVESTIGATING


Let's Encrypt's production API is experiencing degraded performance. Clients may encounter 400 and 500 error responses. We are actively investigating the issue.

acme-v02.api.letsencrypt.org (Production)







Degraded Performance

acme-staging-v02.api.letsencrypt.org (Staging)







Operational

portal.letsencrypt.org (Production)







Degraded Performance

portal-staging.letsencrypt.org (Staging)







Operational

*.c.lencr.org (Production)







Operational

stg-*.c.lencr.org (Staging)







Operational

Website







Operational

log.twig.ct.letsencrypt.org







Operational

log.sycamore.ct.letsencrypt.org







Operational

log.willow.ct.letsencrypt.org







Operational

联系我们 contact @ memedata.com