diff --git a/eth/bad_block.go b/eth/bad_block.go
deleted file mode 100644
index ab9425cc0e..0000000000
--- a/eth/bad_block.go
+++ /dev/null
@@ -1,74 +0,0 @@
-// Copyright 2016 The go-ethereum Authors
-// This file is part of the go-ethereum library.
-//
-// The go-ethereum library is free software: you can redistribute it and/or modify
-// it under the terms of the GNU Lesser General Public License as published by
-// the Free Software Foundation, either version 3 of the License, or
-// (at your option) any later version.
-//
-// The go-ethereum library is distributed in the hope that it will be useful,
-// but WITHOUT ANY WARRANTY; without even the implied warranty of
-// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
-// GNU Lesser General Public License for more details.
-//
-// You should have received a copy of the GNU Lesser General Public License
-// along with the go-ethereum library. If not, see <http://www.gnu.org/licenses/>.
-
-package eth
-
-import (
-	"bytes"
-	"encoding/json"
-	"fmt"
-	"net/http"
-	"time"
-
-	"github.com/ubiq/go-ubiq/common"
-	"github.com/ubiq/go-ubiq/core/types"
-	"github.com/ubiq/go-ubiq/logger"
-	"github.com/ubiq/go-ubiq/logger/glog"
-	"github.com/ubiq/go-ubiq/rlp"
-)
-
-const (
-	// The Ethereum main network genesis block.
-	defaultGenesisHash = "0xd4e56740f876aef8c010b86a40d5f56745a118d0906a34e69aec8c0db1cb8fa3"
-	badBlocksURL       = "https://badblocks.ethdev.com"
-)
-
-var EnableBadBlockReporting = false
-
-func sendBadBlockReport(block *types.Block, err error) {
-	if !EnableBadBlockReporting {
-		return
-	}
-
-	var (
-		blockRLP, _ = rlp.EncodeToBytes(block)
-		params      = map[string]interface{}{
-			"block":     common.Bytes2Hex(blockRLP),
-			"blockHash": block.Hash().Hex(),
-			"errortype": err.Error(),
-			"client":    "go",
-		}
-	)
-	if !block.ReceivedAt.IsZero() {
-		params["receivedAt"] = block.ReceivedAt.UTC().String()
-	}
-	if p, ok := block.ReceivedFrom.(*peer); ok {
-		params["receivedFrom"] = map[string]interface{}{
-			"enode":           fmt.Sprintf("enode://%x@%v", p.ID(), p.RemoteAddr()),
-			"name":            p.Name(),
-			"protocolVersion": p.version,
-		}
-	}
-	jsonStr, _ := json.Marshal(map[string]interface{}{"method": "eth_badBlock", "id": "1", "jsonrpc": "2.0", "params": []interface{}{params}})
-	client := http.Client{Timeout: 8 * time.Second}
-	resp, err := client.Post(badBlocksURL, "application/json", bytes.NewReader(jsonStr))
-	if err != nil {
-		glog.V(logger.Debug).Infoln(err)
-		return
-	}
-	glog.V(logger.Debug).Infof("Bad Block Report posted (%d)", resp.StatusCode)
-	resp.Body.Close()
-}