We found DMARCly's feature set to be extensive, covering the full spectrum of DMARC reporting and enforcement. It provides detailed aggregate and forensic reports, alongside tools for SPF flattening and BIMI support. Its cloud-based nature means features are readily available without local infrastructure overhead.

We particularly appreciated the automatic subdomain detection, which is crucial for comprehensive domain protection. The platform also integrates blocklist (or blacklist) monitoring, adding another layer of reputation management to its core DMARC functionalities. It's a comprehensive package for maintaining email security.

ELK DMARC, being a self-hosted solution, offers a powerful, customizable toolkit for DMARC. It leverages the ELK stack (Elasticsearch, Logstash, Kibana) to provide deep insights into email traffic. While requiring more technical setup, this allows for extensive data retention and analysis capabilities tailored to specific organizational needs.

We observed its core strength lies in its ability to handle large volumes of data with high granularity. While it may not offer all the pre-packaged features of a SaaS tool like SPF flattening or direct BIMI support, its open-source nature means you have the flexibility to integrate such functionalities as needed, albeit with custom development.

From our hands-on experience, DMARCly offers a streamlined and intuitive user interface. The dashboard presents DMARC compliance data clearly, with easy navigation between aggregate reports, forensic data, and domain management. The setup process is guided, making it accessible even for users less familiar with DMARC intricacies.

We found the visualisations helpful for quickly grasping compliance status and identifying issues. It strikes a good balance between providing detailed information and presenting it in an easily digestible format, reducing the time spent on analysis.

ELK DMARC's user experience is inherently tied to Kibana, which is powerful but requires a steeper learning curve than a dedicated SaaS platform. While it provides immense flexibility in data visualization and querying, building custom dashboards and alerts demands a solid understanding of Elasticsearch and Kibana.

We noted that users comfortable with data analytics tools will find its flexibility rewarding, allowing for bespoke reporting. However, others might find it challenging to initially navigate, often requiring significant time investment to master the platform.

DMARCly provides support through email and live chat, depending on the plan. In our interactions, we found their team responsive and knowledgeable, able to guide us through setup challenges and explain complex DMARC concepts. They offer comprehensive assistance, which is vital for maintaining email deliverability.

The documentation is also quite comprehensive, addressing common queries and configuration steps, further reducing the need for direct support for routine tasks. It is what we expect from a commercial SaaS provider.

As an open-source project, ELK DMARC's primary support channel is its community, often via GitHub issues or forums. While dedicated commercial support is not offered, we found the community to be helpful for specific technical queries related to deployment and configuration.

However, troubleshooting complex issues requires a higher degree of self-reliance and technical expertise. There isn't a direct support line or SLA, which is a trade-off for the flexibility and cost savings of an open-source solution.

DMARCly is highly suitable for SMBs, enterprises, and even MSPs (managed service providers) seeking a fully managed DMARC solution. Its tiered pricing accommodates various domain and email volumes, and the user-friendly interface reduces the operational burden. For MSPs, features like domain groups and user access control make managing multiple client domains efficient.

Enterprise clients will appreciate the API access and advanced security features like SSO. It's an excellent choice for organizations that prefer a 'set it and forget it' approach to DMARC, with vendor responsibility for infrastructure and updates.

ELK DMARC is best suited for organizations with strong internal IT and DevOps capabilities that prefer a self-hosted, open-source solution. This often includes larger enterprises or tech-savvy businesses that require complete control over their data, infrastructure, and customization options.

For MSPs, it could be an option if they have the technical staff to manage deployments for clients, but it's less 'out-of-the-box' for multi-tenancy compared to SaaS offerings. SMBs typically find the technical overhead too significant, lacking the resources to deploy and maintain an ELK stack.