docs: Document Chain Explrers and api urls

Audio · Audio · commit 469f83cac57a · 2023-01-07T13:01:30.000+01:00
diff --git a/Readme.md b/Readme.md
@@ -46,13 +46,21 @@ var api = init('apikey', null, 10000, client);
 
 ## For testnet and L2s usage
 
-Supported:
-
-* morden
-* ropsten
-* rinkeby
-* arbitrum
-* arbitrum_rinkeby
+Supported Chain Explorers
+
+* [Etherscan](https://etherscan.io)
+  * ropsten: 'https://api-ropsten.etherscan.io'
+  * kovan: 'https://api-kovan.etherscan.io'
+  * rinkeby: 'https://api-rinkeby.etherscan.io'
+  * goerli: 'https://api-goerli.etherscan.io'
+  * sepolia: 'https://api-sepolia.etherscan.io'
+  * homestead: 'https://api.etherscan.io'
+* [Arbiscan](https://arbiscan.io) (Experimental)
+  * arbitrum: 'https://api.arbiscan.io'
+  * arbitrum_rinkeby: 'https://api-testnet.arbiscan.io'
+* [Snowtrace](https://snowtrace.io) (Experimental)
+  * avalanche:'https://api.snowtrace.io',
+  * avalanche_fuji: 'https://api-testnet.snowtrace.io'
 
 Latest
 
