# Chainlist Status for ChainID 138

## Current Status

ChainID 138 (DeFi Oracle Meta Mainnet) is listed on Chainlist and chainid.network.

## Verification Checklist

- [ ] Verify entry on [chainlist.org/chain/138](https://chainlist.org/chain/138)
- [ ] Verify entry on [chainid.network/chain/138](https://chainid.network/chain/138)
- [ ] Confirm RPC URLs are accessible and have high availability
- [ ] Confirm explorer URL is accessible
- [ ] Verify network metadata matches production configuration
- [ ] Test "Add to MetaMask" button on Chainlist

## Network Metadata

- **ChainID**: 138 (0x8a)
- **Chain Name**: DeFi Oracle Meta Mainnet
- **Native Currency**: ETH (18 decimals)
- **RPC URLs**:
  - Primary: `https://rpc.d-bis.org`
  - Secondary: `https://rpc2.d-bis.org`
  - WebSocket: `wss://rpc.d-bis.org`
- **Block Explorer**: `https://explorer.d-bis.org`
- **Domain**: `d-bis.org` (Cloudflare DNS/SSL)

## Update Process

1. Update metadata in `metamask/ethereum-lists-chain.json`
2. Submit PR to [ethereum-lists/chains](https://github.com/ethereum-lists/chains)
3. Verify Chainlist automatically updates from ethereum-lists
4. Test network addition via Chainlist

## Monitoring

- Monitor RPC endpoint uptime (target: ≥99.9%)
- Monitor explorer availability
- Track user reports of network addition issues
- Update metadata when RPC endpoints change

