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5. nemavi/dnsbl

ActiveRoundcube-plugin[Authentication & Authorization](/categories/authentication)

nemavi/dnsbl
============

Plugin to check users logging in from DNSBL lists

1.1(1y ago)09GPL-3.0-or-laterPHP

Since Jan 8Pushed 1y ago1 watchersCompare

[ Source](https://github.com/nemavi/dnsbl)[ Packagist](https://packagist.org/packages/nemavi/dnsbl)[ Docs](http://github.com/nemavi/dnsbl)[ RSS](/packages/nemavi-dnsbl/feed)WikiDiscussions main Synced 1w ago

READMEChangelog (2)DependenciesVersions (3)Used By (0)

DNSBL
=====

[](#dnsbl)

Plugin to check users logging in from DNSBL lists for Roundcube

Roundcube DNSBL Plugin
======================

[](#roundcube-dnsbl-plugin)

This is a Roundcube plugin to check users logging in from DNS Blacklists (DNSBL). It helps prevent login attempts from IP addresses that are listed in DNSBLs, providing an additional layer of security to your Roundcube installation.

Features
--------

[](#features)

- Blocks login attempts from IPs listed in DNSBLs.
- Allows configuring a custom list of DNSBLs, whitelist, and blacklist IP addresses.
- Fully configurable using a `config.inc.php` file for easy management.
- Extra feauture of showing image and playing sound can be configured in dnsbl.php

Requirements
------------

[](#requirements)

- Roundcube 1.6.8 or higher

Installation
------------

[](#installation)

### 1. Install via Composer

[](#1-install-via-composer)

You can install the plugin via Composer by running:

composer require nemavi/dnsbl

#### 2. Install Manually

[](#2-install-manually)

Clone this git to /roundcube\_root/plugins/dnsbl

And add dnsbl to main config file plugin activation /roundcube\_root/config.inc.php

###  Health Score

23

—

LowBetter than 25% of packages

Maintenance36

Infrequent updates — may be unmaintained

Popularity4

Limited adoption so far

Community7

Small or concentrated contributor base

Maturity40

Maturing project, gaining track record

 Bus Factor1

Top contributor holds 100% of commits — single point of failure

How is this calculated?**Maintenance (25%)** — Last commit recency, latest release date, and issue-to-star ratio. Uses a 2-year decay window.

**Popularity (30%)** — Total and monthly downloads, GitHub stars, and forks. Logarithmic scaling prevents top-heavy scores.

**Community (15%)** — Contributors, dependents, forks, watchers, and maintainers. Measures real ecosystem engagement.

**Maturity (30%)** — Project age, version count, PHP version support, and release stability.

###  Release Activity

Cadence

Every ~0 days

Total

2

Last Release

586d ago

### Community

Maintainers

![](https://www.gravatar.com/avatar/4c440717cf0f9e3c81b2358bdfc78f236d0c90edc9edda4155a9673d6a937ad9?d=identicon)[fredthecrug](/maintainers/fredthecrug)

---

Top Contributors

[![nemavi](https://avatars.githubusercontent.com/u/125372990?v=4)](https://github.com/nemavi "nemavi (25 commits)")

### Embed Badge

![Health badge](/badges/nemavi-dnsbl/health.svg)

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