diff --git a/lib/bcoin-browser.js b/lib/bcoin-browser.js
index 82a2cad4..082fca14 100644
--- a/lib/bcoin-browser.js
+++ b/lib/bcoin-browser.js
@@ -75,11 +75,9 @@ bcoin.net = require('./net');
 bcoin.bip150 = require('./net/bip150');
 bcoin.bip151 = require('./net/bip151');
 bcoin.bip152 = require('./net/bip152');
-bcoin.dns = require('./net/dns');
 bcoin.packets = require('./net/packets');
 bcoin.peer = require('./net/peer');
 bcoin.pool = require('./net/pool');
-bcoin.tcp = require('./net/tcp');
 
 // Node
 bcoin.node = require('./node');
diff --git a/lib/bcoin.js b/lib/bcoin.js
index 9c1b3d1c..e40e79c1 100644
--- a/lib/bcoin.js
+++ b/lib/bcoin.js
@@ -110,11 +110,9 @@ bcoin.define('net', './net');
 bcoin.define('bip150', './net/bip150');
 bcoin.define('bip151', './net/bip151');
 bcoin.define('bip152', './net/bip152');
-bcoin.define('dns', './net/dns');
 bcoin.define('packets', './net/packets');
 bcoin.define('peer', './net/peer');
 bcoin.define('pool', './net/pool');
-bcoin.define('tcp', './net/tcp');
 
 // Node
 bcoin.define('node', './node');
diff --git a/lib/net/bip150.js b/lib/net/bip150.js
index b0c7f48a..8700ab8c 100644
--- a/lib/net/bip150.js
+++ b/lib/net/bip150.js
@@ -12,6 +12,7 @@ const assert = require('assert');
 const path = require('path');
 const EventEmitter = require('events');
 const fs = require('bfile');
+const dns = require('bdns');
 const IP = require('binet');
 const Logger = require('blgr');
 const ccmp = require('bcrypto/lib/ccmp');
@@ -24,7 +25,6 @@ const encoding = require('bbuf/lib/encoding');
 const base58 = require('bstr/lib/base58');
 const co = require('../utils/co');
 const packets = require('./packets');
-const dns = require('./dns');
 
 /**
  * Represents a BIP150 input/output stream.
diff --git a/lib/net/dns-browser.js b/lib/net/dns-browser.js
deleted file mode 100644
index ac3096b2..00000000
--- a/lib/net/dns-browser.js
+++ /dev/null
@@ -1,35 +0,0 @@
-/*!
- * dns.js - dns backend for bcoin
- * Copyright (c) 2014-2017, Christopher Jeffrey (MIT License).
- * https://github.com/bcoin-org/bcoin
- */
-
-'use strict';
-
-/**
- * Resolve host (no getaddrinfo).
- * @ignore
- * @param {String} host
- * @param {String?} proxy - Tor socks proxy.
- * @returns {Promise}
- */
-
-exports.resolve = function resolve(host, proxy) {
-  return new Promise((resolve, reject) => {
-    reject(new Error('DNS not supported.'));
-  });
-};
-
-/**
- * Resolve host (getaddrinfo).
- * @ignore
- * @param {String} host
- * @param {String?} proxy - Tor socks proxy.
- * @returns {Promise}
- */
-
-exports.lookup = function lookup(host, proxy) {
-  return new Promise((resolve, reject) => {
-    reject(new Error('DNS not supported.'));
-  });
-};
diff --git a/lib/net/dns.js b/lib/net/dns.js
deleted file mode 100644
index e2310d42..00000000
--- a/lib/net/dns.js
+++ /dev/null
@@ -1,99 +0,0 @@
-/*!
- * dns.js - dns backend for bcoin
- * Copyright (c) 2014-2017, Christopher Jeffrey (MIT License).
- * https://github.com/bcoin-org/bcoin
- */
-
-'use strict';
-
-/**
- * @module net/dns
- */
-
-const dns = require('dns');
-const socks = require('./socks');
-
-const options = {
-  family: 4,
-  hints: dns.ADDRCONFIG | dns.V4MAPPED,
-  all: true
-};
-
-/**
- * Resolve host (async w/ libcares).
- * @param {String} host
- * @param {String?} proxy - Tor socks proxy.
- * @returns {Promise}
- */
-
-exports.resolve = function resolve(host, proxy) {
-  if (proxy)
-    return socks.resolve(proxy, host);
-
-  return new Promise((resolve, reject) => {
-    dns.resolve(host, 'A', to((err, result) => {
-      if (err) {
-        reject(err);
-        return;
-      }
-
-      if (result.length === 0) {
-        reject(new Error('No DNS results.'));
-        return;
-      }
-
-      resolve(result);
-    }));
-  });
-};
-
-/**
- * Resolve host (getaddrinfo).
- * @param {String} host
- * @param {String?} proxy - Tor socks proxy.
- * @returns {Promise}
- */
-
-exports.lookup = function lookup(host, proxy) {
-  if (proxy)
-    return socks.resolve(proxy, host);
-
-  return new Promise((resolve, reject) => {
-    dns.lookup(host, options, to((err, result) => {
-      if (err) {
-        reject(err);
-        return;
-      }
-
-      if (result.length === 0) {
-        reject(new Error('No DNS results.'));
-        return;
-      }
-
-      const addrs = [];
-
-      for (const addr of result)
-        addrs.push(addr.address);
-
-      resolve(addrs);
-    }));
-  });
-};
-
-/*
- * Helpers
- */
-
-function to(callback) {
-  const timeout = setTimeout(() => {
-    callback(new Error('DNS request timed out.'));
-    callback = null;
-  }, 5000);
-
-  return function(err, result) {
-    if (callback) {
-      clearTimeout(timeout);
-      callback(err, result);
-    }
-  };
-}
diff --git a/lib/net/hostlist.js b/lib/net/hostlist.js
index 9e51a64d..2854da45 100644
--- a/lib/net/hostlist.js
+++ b/lib/net/hostlist.js
@@ -9,17 +9,17 @@
 const assert = require('assert');
 const path = require('path');
 const fs = require('bfile');
+const IP = require('binet');
+const dns = require('bdns');
+const Logger = require('blgr');
 const murmur3 = require('bfilter/lib/murmur3');
 const util = require('../utils/util');
-const IP = require('binet');
 const co = require('../utils/co');
 const Network = require('../protocol/network');
 const NetAddress = require('../primitives/netaddress');
 const List = require('../utils/list');
 const common = require('./common');
 const seeds = require('./seeds');
-const dns = require('./dns');
-const Logger = require('blgr');
 const POOL32 = Buffer.allocUnsafe(32);
 
 /**
diff --git a/lib/net/index.js b/lib/net/index.js
index 1396c6e7..261c3e93 100644
--- a/lib/net/index.js
+++ b/lib/net/index.js
@@ -14,7 +14,6 @@ exports.BIP150 = require('./bip150');
 exports.BIP151 = require('./bip151');
 exports.bip152 = require('./bip152');
 exports.common = require('./common');
-exports.dns = require('./dns');
 exports.external = require('./external');
 exports.Framer = require('./framer');
 exports.HostList = require('./hostlist');
@@ -23,5 +22,4 @@ exports.Parser = require('./parser');
 exports.Peer = require('./peer');
 exports.Pool = require('./pool');
 exports.socks = require('./socks');
-exports.tcp = require('./tcp');
 exports.UPNP = require('./upnp');
diff --git a/lib/net/peer.js b/lib/net/peer.js
index 50061d70..b8ef7cbf 100644
--- a/lib/net/peer.js
+++ b/lib/net/peer.js
@@ -10,6 +10,10 @@
 const assert = require('assert');
 const EventEmitter = require('events');
 const {format} = require('util');
+const tcp = require('btcp');
+const Logger = require('blgr');
+const encoding = require('bbuf/lib/encoding');
+const RollingFilter = require('bfilter/lib/rolling');
 const co = require('../utils/co');
 const Parser = require('./parser');
 const Framer = require('./framer');
@@ -18,17 +22,13 @@ const consensus = require('../protocol/consensus');
 const common = require('./common');
 const InvItem = require('../primitives/invitem');
 const Lock = require('../utils/lock');
-const RollingFilter = require('bfilter/lib/rolling');
 const BIP151 = require('./bip151');
 const BIP150 = require('./bip150');
 const BIP152 = require('./bip152');
 const Block = require('../primitives/block');
 const TX = require('../primitives/tx');
-const encoding = require('bbuf/lib/encoding');
 const NetAddress = require('../primitives/netaddress');
 const Network = require('../protocol/network');
-const Logger = require('blgr');
-const tcp = require('./tcp');
 const services = common.services;
 const invTypes = InvItem.types;
 const packetTypes = packets.types;
diff --git a/lib/net/pool.js b/lib/net/pool.js
index 9d88cdd5..57efa971 100644
--- a/lib/net/pool.js
+++ b/lib/net/pool.js
@@ -9,8 +9,14 @@
 
 const assert = require('assert');
 const EventEmitter = require('events');
-const util = require('../utils/util');
 const IP = require('binet');
+const dns = require('bdns');
+const tcp = require('btcp');
+const BloomFilter = require('bfilter/lib/bloom');
+const RollingFilter = require('bfilter/lib/rolling');
+const secp256k1 = require('bcrypto/lib/secp256k1');
+const encoding = require('bbuf/lib/encoding');
+const util = require('../utils/util');
 const co = require('../utils/co');
 const common = require('./common');
 const chainCommon = require('../blockchain/common');
@@ -18,22 +24,16 @@ const Address = require('../primitives/address');
 const BIP150 = require('./bip150');
 const BIP151 = require('./bip151');
 const BIP152 = require('./bip152');
-const BloomFilter = require('bfilter/lib/bloom');
-const RollingFilter = require('bfilter/lib/rolling');
-const secp256k1 = require('bcrypto/lib/secp256k1');
 const Lock = require('../utils/lock');
 const Network = require('../protocol/network');
 const Peer = require('./peer');
 const external = require('./external');
 const List = require('../utils/list');
-const tcp = require('./tcp');
-const dns = require('./dns');
 const socks = require('./socks');
 const HostList = require('./hostlist');
 const UPNP = require('./upnp');
 const InvItem = require('../primitives/invitem');
 const packets = require('./packets');
-const encoding = require('bbuf/lib/encoding');
 const services = common.services;
 const invTypes = InvItem.types;
 const packetTypes = packets.types;
diff --git a/lib/net/tcp-browser.js b/lib/net/tcp-browser.js
deleted file mode 100644
index 4bdd7644..00000000
--- a/lib/net/tcp-browser.js
+++ /dev/null
@@ -1,39 +0,0 @@
-/*!
- * tcp.js - tcp backend for bcoin
- * Copyright (c) 2014-2017, Christopher Jeffrey (MIT License).
- * https://github.com/bcoin-org/bcoin
- */
-
-'use strict';
-
-const ProxySocket = require('./proxysocket');
-const EventEmitter = require('events');
-const tcp = exports;
-
-tcp.createSocket = function createSocket(port, host, proxy) {
-  return ProxySocket.connect(proxy, port, host);
-};
-
-tcp.createServer = function createServer() {
-  const server = new EventEmitter();
-
-  server.listen = async function listen(port, host) {
-    server.emit('listening');
-    return;
-  };
-
-  server.close = async function close() {
-    return;
-  };
-
-  server.address = function address() {
-    return {
-      address: '127.0.0.1',
-      port: 0
-    };
-  };
-
-  server.maxConnections = undefined;
-
-  return server;
-};
diff --git a/lib/net/tcp.js b/lib/net/tcp.js
deleted file mode 100644
index 2866e553..00000000
--- a/lib/net/tcp.js
+++ /dev/null
@@ -1,101 +0,0 @@
-/*!
- * tcp.js - tcp backend for bcoin
- * Copyright (c) 2014-2017, Christopher Jeffrey (MIT License).
- * https://github.com/bcoin-org/bcoin
- */
-
-/* eslint prefer-arrow-callback: "off" */
-
-'use strict';
-
-const EventEmitter = require('events');
-const net = require('net');
-const socks = require('./socks');
-
-/**
- * @exports net/tcp
- */
-
-const tcp = exports;
-
-/**
- * Create a TCP socket and connect.
- * @param {Number} port
- * @param {String} host
- * @param {String?} proxy
- * @returns {Object}
- */
-
-tcp.createSocket = function createSocket(port, host, proxy) {
-  if (proxy)
-    return socks.connect(proxy, port, host);
-  return net.connect(port, host);
-};
-
-/**
- * Create a TCP server.
- * @returns {Object}
- */
-
-tcp.createServer = function createServer() {
-  const server = new net.Server();
-  const ee = new EventEmitter();
-
-  ee.listen = function listen(port, host) {
-    return new Promise((resolve, reject) => {
-      server.once('error', reject);
-      server.listen(port, host, () => {
-        server.removeListener('error', reject);
-        resolve();
-      });
-    });
-  };
-
-  ee.close = function close() {
-    return new Promise((resolve, reject) => {
-      server.close(wrap(resolve, reject));
-    });
-  };
-
-  ee.address = function address() {
-    return server.address();
-  };
-
-  Object.defineProperty(ee, 'maxConnections', {
-    get() {
-      return server.maxConnections;
-    },
-    set(value) {
-      server.maxConnections = value;
-      return server.maxConnections;
-    }
-  });
-
-  server.on('listening', () => {
-    ee.emit('listening');
-  });
-
-  server.on('connection', (socket) => {
-    ee.emit('connection', socket);
-  });
-
-  server.on('error', (err) => {
-    ee.emit('error', err);
-  });
-
-  return ee;
-};
-
-/*
- * Helpers
- */
-
-function wrap(resolve, reject) {
-  return function(err, result) {
-    if (err) {
-      reject(err);
-      return;
-    }
-    resolve(result);
-  };
-}