Elph Plasma - Highly scalable blockchain infrastructure for Ethereum
intoDNS - IntoDNS checks the health and configuration and provides DNS report and mail servers report.
Opta - Opta is a new kind of Infrastructure-As-Code framework designed for fast moving startups.
Dnsstuff - DNSstuff offers DNS tools, Network tools, Email tools, DNS reporting and IP information gathering.
DeSo - DeSo is a new layer-1 blockchain built from the ground up to scale decentralized social applications to one billion users.
MxToolBox - All of your MX record, DNS, blacklist and SMTP diagnostics in one integrated tool.