Who should use CertiStatus Plus?

CertiStatus Plus is a consumer product built for firefox users and website administrators.

Does CertiStatus Plus have a free plan?

Yes — CertiStatus Plus is free to use.

What platforms does CertiStatus Plus run on?

CertiStatus Plus runs on the web and embeddable surfaces.

Is CertiStatus Plus still active?

Unverified. CertiStatus Plus has not been re-checked since it entered the index, so there is no finding either way — and only a positive finding would say otherwise.

What projects are similar to CertiStatus Plus?

Similar projects tracked by PulseGate include CertiSafeGuard, Certificate expiration, and BetterSSL+.

Who develops CertiStatus Plus?

CertiStatus Plus is developed by thanthuafk.

How long has CertiStatus Plus been around?

CertiStatus Plus first shipped in 2023.

Back to the index

CertiStatus Plus

Name: CertiStatus Plus
Author: thanthuafk

mozilla.orgBrowser DevTools & extensions

CertiStatus Plus is a Firefox extension that displays the remaining validity period of a website's TLS certificate on a toolbar padlock icon. It highlights certificates with fewer than 29 days remaining and marks unencrypted connections with a red unlocked padlock.

FreeWebEmbeddable

Visit mozilla.org

Overview

5 features

CertiStatus Plus sits in PulseGate's Browser DevTools & extensions category. It focuses on monitoring website certificate expiration dates and identifying unencrypted connections while browsing. It is built as a consumer product for firefox users and website administrators. It is available for free. CertiStatus Plus is available on the web and embeddable surfaces.

It is developed by thanthuafk, and it first shipped in 2023. Among its 5 catalogued features are certificate countdown, toolbar indicator, and expiration alerts. The interface is available in 32 languages, including Czech, German, and Greek.

Summary written by a language model from the project’s public pages.

Certificate countdown
Toolbar indicator
Expiration alerts
Unencrypted connection warning
Padlock status icon

Built with & integrations

Runs on

BrowserEmbeddable

Trust & compliance

Verified signals

HTTPSPrivacy Policy Terms of ServiceFree tierMulti-languageStore-verified publisher

Legal

Indexing history

What PulseGate has recorded for this listing

Indexed19 Sep · 07:50 UTC
CertiStatus Plus verified via Firefox Add-ons
Source: Firefox Add-ons · Open

Frequently asked questions about CertiStatus Plus

What does CertiStatus Plus do?: CertiStatus Plus focuses on monitoring website certificate expiration dates and identifying unencrypted connections while browsing. It is catalogued under Browser DevTools & extensions on PulseGate.
Who should use CertiStatus Plus?: CertiStatus Plus is a consumer product built for firefox users and website administrators.
Does CertiStatus Plus have a free plan?: Yes — CertiStatus Plus is free to use.
What platforms does CertiStatus Plus run on?: CertiStatus Plus runs on the web and embeddable surfaces.
Is CertiStatus Plus still active?: Unverified. CertiStatus Plus has not been re-checked since it entered the index, so there is no finding either way — and only a positive finding would say otherwise.
What projects are similar to CertiStatus Plus?: Similar projects tracked by PulseGate include CertiSafeGuard, Certificate expiration, and BetterSSL+.CertiSafeGuard Certificate expiration BetterSSL+
Who develops CertiStatus Plus?: CertiStatus Plus is developed by thanthuafk.
How long has CertiStatus Plus been around?: CertiStatus Plus first shipped in 2023.

At a glance

Pricing: Free
Platforms: Web
Built for: Firefox users and website administrators
Model: B2C
Solves: Monitoring website certificate expiration dates and identifying unencrypted connections while browsing.

Registered as

Firefox Add-ons: certistatus-plus

Developer

thanthuafk

Index record

Indexed: 19 Sep 2026
Lifecycle: Alive
Last seen: 19 Sep 2026

Identity audit (13)

Slug: certistatus-plus-mozilla-org
Lifecycle state recorded: 19 Sep 2026
Verification state: Indexed for public listing
Listing state: Listed: yes
Index status: Included in index
Latest evidence snapshot: 19 Sep 2026
Timeline basis: Indexed-at chronology. This listing's first-seen date was written by the catalog backfill, not observed here, so it is not treated as a sighting.
Name from: Derived from the project's own page and URL.
Category from: Assigned by a language model.
Summary from: Written by a language model from public pages.
Languages from: Detected by a language model, checked against the page's own declaration.
Last updated: 19 Sep 2026
Canonical URL: https://addons.mozilla.org/en-US/firefox/addon/certistatus-plus

Ship this? Send a correction — no account, and you get a link to follow it.

Similar projects

Closest matches by what these projects do