diff --git a/packages/ckb-sdk-rpc/__tests__/formatters/result.json b/packages/ckb-sdk-rpc/__tests__/formatters/result.json
index 31119b84..79e61b76 100644
--- a/packages/ckb-sdk-rpc/__tests__/formatters/result.json
+++ b/packages/ckb-sdk-rpc/__tests__/formatters/result.json
@@ -779,40 +779,42 @@
     "toHeader": [
       {
         "source": {
-          "difficulty": "0x100",
-          "hash": "0xe5f2d07b747f38718293987a9175764d4c03229a8a69d0bd48f7bea6c18930b1",
-          "number": "2",
+          "dao": "0x01000000000000000000c16ff286230000203d88792d0000000961f400000000",
+          "difficulty": "0x3e8",
           "epoch": "0",
-          "parent_hash": "0xa1dba96cdebaa25f2be69316c943269e23c23fcc6e90eedd94ecd88b43f77170",
+          "hash": "0xba0d878d2c3711d38b5ddc2bc917312ca3898cad98457cc7960e28ec31f26e7f",
+          "number": "1024",
+          "parent_hash": "0x3533d5f0882a60d3b25b7dd57002a5d9eb591e89a98231e8abc5bf48f7ee0592",
           "proposals_hash": "0x0000000000000000000000000000000000000000000000000000000000000000",
           "seal": {
-            "nonce": "9828930232171500901",
-            "proof": "0x7408000066230000942c00004735000028420000f046000059550000d56200005f640000f96a000043730000d3750000"
+            "nonce": "0",
+            "proof": "0x"
           },
-          "timestamp": "1556199760706",
-          "transactions_root": "0x8027376875e45318ed469bed6314408e8f1986de246cbd03a786b69073c948b8",
+          "timestamp": "1557311767",
+          "transactions_root": "0x81389ffabda2d1658c75a81e390a82b335d4cb849b2269d134b042fea9cb9513",
           "uncles_count": "0",
           "uncles_hash": "0x0000000000000000000000000000000000000000000000000000000000000000",
           "version": "0",
-          "witnesses_root": "0x0000000000000000000000000000000000000000000000000000000000000000"
+          "witnesses_root": "0xb36423f72fd5cdbf6297c189b9d74e970bf0b971a537f41b8334088afe27900a"
         },
         "target": {
-          "difficulty": "0x100",
-          "hash": "0xe5f2d07b747f38718293987a9175764d4c03229a8a69d0bd48f7bea6c18930b1",
-          "number": "2",
+          "dao": "0x01000000000000000000c16ff286230000203d88792d0000000961f400000000",
+          "difficulty": "0x3e8",
           "epoch": "0",
-          "parentHash": "0xa1dba96cdebaa25f2be69316c943269e23c23fcc6e90eedd94ecd88b43f77170",
+          "hash": "0xba0d878d2c3711d38b5ddc2bc917312ca3898cad98457cc7960e28ec31f26e7f",
+          "number": "1024",
+          "parentHash": "0x3533d5f0882a60d3b25b7dd57002a5d9eb591e89a98231e8abc5bf48f7ee0592",
           "proposalsHash": "0x0000000000000000000000000000000000000000000000000000000000000000",
           "seal": {
-            "nonce": "9828930232171500901",
-            "proof": "0x7408000066230000942c00004735000028420000f046000059550000d56200005f640000f96a000043730000d3750000"
+            "nonce": "0",
+            "proof": "0x"
           },
-          "timestamp": "1556199760706",
-          "transactionsRoot": "0x8027376875e45318ed469bed6314408e8f1986de246cbd03a786b69073c948b8",
+          "timestamp": "1557311767",
+          "transactionsRoot": "0x81389ffabda2d1658c75a81e390a82b335d4cb849b2269d134b042fea9cb9513",
           "unclesCount": "0",
           "unclesHash": "0x0000000000000000000000000000000000000000000000000000000000000000",
           "version": "0",
-          "witnessesRoot": "0x0000000000000000000000000000000000000000000000000000000000000000"
+          "witnessesRoot": "0xb36423f72fd5cdbf6297c189b9d74e970bf0b971a537f41b8334088afe27900a"
         }
       }
     ],
@@ -1067,6 +1069,42 @@
           }
         ]
       }
+    ],
+    "toBannedAddress": [
+      {
+        "source": {
+          "address": "192.168.0.2/32",
+          "ban_reason": "",
+          "ban_until": "1840546800000",
+          "created_at": "1562803123000"
+        },
+        "target": {
+          "address": "192.168.0.2/32",
+          "banReason": "",
+          "banUntil": "1840546800000",
+          "createdAt": "1562803123000"
+        }
+      }
+    ],
+    "toBannedAddresses": [
+      {
+        "source": [
+          {
+            "address": "192.168.0.2/32",
+            "ban_reason": "",
+            "ban_until": "1840546800000",
+            "created_at": "1562803123000"
+          }
+        ],
+        "target": [
+          {
+            "address": "192.168.0.2/32",
+            "banReason": "",
+            "banUntil": "1840546800000",
+            "createdAt": "1562803123000"
+          }
+        ]
+      }
     ]
   },
   "failure": {}
diff --git a/packages/ckb-sdk-rpc/src/defaultRPC.ts b/packages/ckb-sdk-rpc/src/defaultRPC.ts
index e3d31d7a..5ca8f87b 100644
--- a/packages/ckb-sdk-rpc/src/defaultRPC.ts
+++ b/packages/ckb-sdk-rpc/src/defaultRPC.ts
@@ -131,6 +131,12 @@ const defaultRPC: CKBComponents.Method[] = [
     paramsFormatters: [paramsFmts.toHash],
     resultFormatters: resultFmts.toLockHashIndexState,
   },
+  {
+    name: 'getBannedAddresses',
+    method: 'get_banned_addresses',
+    paramsFormatters: [],
+    resultFormatters: resultFmts.toBannedAddresses,
+  },
 ]
 
 export class DefaultRPC {
@@ -364,6 +370,8 @@ export class DefaultRPC {
     lockHash: CKBComponents.Hash,
     indexFrom?: CKBComponents.BlockNumber
   ) => Promise<CKBComponents.LockHashIndexState>
+
+  public getBannedAddresses!: () => Promise<CKBComponents.BannedAddresses>
 }
 
 export default DefaultRPC
diff --git a/packages/ckb-sdk-rpc/src/resultFormatter.ts b/packages/ckb-sdk-rpc/src/resultFormatter.ts
index 240f4f69..6214f851 100644
--- a/packages/ckb-sdk-rpc/src/resultFormatter.ts
+++ b/packages/ckb-sdk-rpc/src/resultFormatter.ts
@@ -237,6 +237,20 @@ const formatter = {
     if (!states) return states
     return states.map(formatter.toLockHashIndexState)
   },
+  toBannedAddress: (bannedAddress: CKB_RPC.BannedAddress): CKBComponents.BannedAddress => {
+    if (!bannedAddress) return bannedAddress
+    const { ban_reason: banReason, ban_until: banUntil, created_at: createdAt, ...rest } = bannedAddress
+    return {
+      banReason,
+      banUntil,
+      createdAt,
+      ...rest,
+    }
+  },
+  toBannedAddresses: (bannedAddresses: CKB_RPC.BannedAddresses): CKBComponents.BannedAddresses => {
+    if (!bannedAddresses) return bannedAddresses
+    return bannedAddresses.map(banAddr => formatter.toBannedAddress(banAddr))
+  },
 }
 
 export default formatter
diff --git a/packages/ckb-sdk-rpc/types/CKB_RPC/index.d.ts b/packages/ckb-sdk-rpc/types/CKB_RPC/index.d.ts
index 92f65081..123002a5 100644
--- a/packages/ckb-sdk-rpc/types/CKB_RPC/index.d.ts
+++ b/packages/ckb-sdk-rpc/types/CKB_RPC/index.d.ts
@@ -185,5 +185,13 @@ declare module CKB_RPC {
   }
 
   export type LockHashIndexStates = LockHashIndexState[]
+
+  export interface BannedAddress {
+    address: string
+    ban_reason: string
+    ban_until: Timestamp
+    created_at: Timestamp
+  }
+  export type BannedAddresses = BannedAddress[]
 }
 /* eslint-enable camelcase */
diff --git a/packages/ckb-types/index.d.ts b/packages/ckb-types/index.d.ts
index 75228411..ac22dbd1 100644
--- a/packages/ckb-types/index.d.ts
+++ b/packages/ckb-types/index.d.ts
@@ -328,4 +328,13 @@ declare namespace CKBComponents {
   }
 
   export type LockHashIndexStates = LockHashIndexState[]
+
+  export interface BannedAddress {
+    address: string
+    banReason: string
+    banUntil: Timestamp
+    createdAt: Timestamp
+  }
+
+  export type BannedAddresses = BannedAddress[]
 }