# Nodes.Guru > More than a leading blockchain validator Nodes.Guru provides validator infrastructure and staking services for proof-of-stake blockchain networks with monitoring tools and testnet support. Nodes.Guru provides professional validator infrastructure and non-custodial staking services across proof-of-stake blockchain networks, supporting over 71 mainnets and participating in 170+ testnets. The company offers blockchain explorers for Cosmos-based networks, testnet aggregation with installation guides, and node health monitoring tools. Services include failover clusters, 24/7 support, and slashing compensation guarantees for validator operations. - Type: Company - Sector: Infrastructure - Status: Active - Founded: 2019-01-01 - Profile: https://thegrid.id/profiles/nodes_guru ## Products - [Nodes.Guru Validator](https://thegrid.id/profiles/nodes_guru): Validator infrastructure operating across proof-of-stake blockchains, providing transaction validation and block creation services with failover clusters and global node distribution. The system maintains validator nodes for Cosmos-based networks and other supported chains, offering delegated staking with slashing compensation guarantees and 24/7 monitoring capabilities. (Validator, Live, Main Product) - [Explorers.Guru](https://thegrid.id/profiles/nodes_guru): Blockchain explorer interface for Cosmos-based networks, displaying validator statistics, network information, governance proposals, staking data, and asset tracking. The system provides real-time transaction search, block exploration, and network analytics across supported proof-of-stake chains with validator performance metrics and delegation monitoring. (Block Explorer, Live) - [Nodes.Guru Testnets Portal](https://thegrid.id/profiles/nodes_guru): Testnet aggregation platform cataloging active and upcoming blockchain testnets with installation guides, system requirements, node setup scripts, and community ratings. The portal provides project descriptions, fundraising information, reward structures, and technical documentation for node operators participating in pre-mainnet blockchain networks. (Data Terminal, Live) - [Nodes.Guru Monitoring Bot](https://thegrid.id/profiles/nodes_guru): Telegram-based monitoring service tracking validator node health, delegation status, commission changes, and lock-up cycles with instant notification delivery. The bot enables users to monitor multiple validators and delegations, receiving alerts for network issues, validator performance changes, and staking cycle events. (Developer Tooling, Live) ## Links - [Main](https://nodes.guru) - [Blog](https://nodes.guru/blog) - [Terms of Service](https://nodes.guru/terms-of-use) - [Media Kit/branding](https://nodes.guru/brand-kit) - [Privacy policy](https://nodes.guru/privacy) - [LinkedIn](https://www.linkedin.com/company/nodes-guru) - [YouTube](https://www.youtube.com/c/NodesGuru) - [Telegram](https://t.me/NodesGuruStake) - [GitHub](https://github.com/nodesguru) - [Twitter / X](https://x.com/NodesGuru) - [Telegram](https://t.me/NodesGuru_bot) - [Medium](https://nodes-guru.medium.com) ## Legal This data is provided under two licensing models. Model 1 - open data. The open data core is licensed under the Open Database License (ODbL) — a copyleft/share-alike license allowing free use, modification, and sharing for any purpose. 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