diff --git a/app/src/main/java/org/mozilla/fenix/ext/String.kt b/app/src/main/java/org/mozilla/fenix/ext/String.kt
index 659c6e326..304290303 100644
--- a/app/src/main/java/org/mozilla/fenix/ext/String.kt
+++ b/app/src/main/java/org/mozilla/fenix/ext/String.kt
@@ -4,40 +4,21 @@
 
 package org.mozilla.fenix.ext
 
+import android.content.Context
 import android.net.Uri
 import android.util.Patterns
 import android.webkit.URLUtil
 import androidx.core.net.toUri
 import kotlinx.coroutines.runBlocking
 import mozilla.components.lib.publicsuffixlist.PublicSuffixList
+import mozilla.components.lib.publicsuffixlist.ext.urlToTrimmedHost
 import mozilla.components.support.ktx.android.net.hostWithoutCommonPrefixes
 import java.net.IDN
-import java.net.MalformedURLException
-import java.net.URL
 import java.util.Locale
 
 const val FILE_PREFIX = "file://"
 const val MAX_VALID_PORT = 65_535
 
-/**
- * Replaces the keys with the values with the map provided.
- */
-fun String.replace(pairs: Map<String, String>): String {
-    var result = this
-    pairs.forEach { (l, r) -> result = result.replace(l, r) }
-    return result
-}
-
-/**
- * Tries to parse and get host part if this [String] is valid URL.
- * Otherwise returns the string.
- */
-fun String.tryGetHostFromUrl(): String = try {
-    URL(this).host
-} catch (e: MalformedURLException) {
-    this
-}
-
 /**
  * Shortens URLs to be more user friendly.
  *
@@ -110,15 +91,8 @@ private fun Uri.isIpv6(): Boolean {
 /**
  * Trim a host's prefix and suffix
  */
-fun String.urlToTrimmedHost(publicSuffixList: PublicSuffixList): String {
-    return try {
-        val host = toUri().hostWithoutCommonPrefixes ?: return this
-        runBlocking {
-            publicSuffixList.stripPublicSuffix(host).await()
-        }
-    } catch (e: MalformedURLException) {
-        this
-    }
+fun String.urlToTrimmedHost(context: Context): String = runBlocking {
+    urlToTrimmedHost(context.components.publicSuffixList).await()
 }
 
 /**
diff --git a/app/src/main/java/org/mozilla/fenix/library/history/HistoryDataSource.kt b/app/src/main/java/org/mozilla/fenix/library/history/HistoryDataSource.kt
index f6e371968..2c5d52176 100644
--- a/app/src/main/java/org/mozilla/fenix/library/history/HistoryDataSource.kt
+++ b/app/src/main/java/org/mozilla/fenix/library/history/HistoryDataSource.kt
@@ -6,8 +6,8 @@ package org.mozilla.fenix.library.history
 
 import androidx.paging.ItemKeyedDataSource
 import mozilla.components.concept.storage.VisitInfo
+import mozilla.components.support.ktx.kotlin.tryGetHostFromUrl
 import org.mozilla.fenix.components.history.PagedHistoryProvider
-import org.mozilla.fenix.ext.tryGetHostFromUrl
 
 class HistoryDataSource(
     private val historyProvider: PagedHistoryProvider
diff --git a/app/src/main/java/org/mozilla/fenix/trackingprotection/TrackerBuckets.kt b/app/src/main/java/org/mozilla/fenix/trackingprotection/TrackerBuckets.kt
index 4d429b9fd..7cc52ec42 100644
--- a/app/src/main/java/org/mozilla/fenix/trackingprotection/TrackerBuckets.kt
+++ b/app/src/main/java/org/mozilla/fenix/trackingprotection/TrackerBuckets.kt
@@ -7,7 +7,7 @@ package org.mozilla.fenix.trackingprotection
 import mozilla.components.concept.engine.EngineSession.TrackingProtectionPolicy.TrackingCategory
 import mozilla.components.concept.engine.content.blocking.Tracker
 import mozilla.components.concept.engine.content.blocking.TrackerLog
-import org.mozilla.fenix.ext.tryGetHostFromUrl
+import mozilla.components.support.ktx.kotlin.tryGetHostFromUrl
 import org.mozilla.fenix.trackingprotection.TrackingProtectionCategory.CROSS_SITE_TRACKING_COOKIES
 import org.mozilla.fenix.trackingprotection.TrackingProtectionCategory.CRYPTOMINERS
 import org.mozilla.fenix.trackingprotection.TrackingProtectionCategory.FINGERPRINTERS
diff --git a/app/src/test/java/org/mozilla/fenix/ext/StringTest.kt b/app/src/test/java/org/mozilla/fenix/ext/StringTest.kt
index 3f222d5c9..f090416c9 100644
--- a/app/src/test/java/org/mozilla/fenix/ext/StringTest.kt
+++ b/app/src/test/java/org/mozilla/fenix/ext/StringTest.kt
@@ -24,25 +24,10 @@ class StringTest {
 
     private val publicSuffixList = testContext.components.publicSuffixList
 
-    @Test
-    fun replace() {
-        val chars = mapOf("Mozilla Corporation" to "moco", "Mozilla Foundation" to "mofo")
-        val sentence = "Mozilla Corporation and Mozilla Foundation are committed to the future of the internet"
-        val new = sentence.replace(chars)
-        assertEquals(new, "moco and mofo are committed to the future of the internet")
-    }
-
-    @Test
-    fun `Try Get Host From Url`() {
-        val urlTest = "http://www.example.com:1080/docs/resource1.html"
-        val new = urlTest.tryGetHostFromUrl()
-        assertEquals(new, "www.example.com")
-    }
-
     @Test
     fun `Url To Trimmed Host`() {
         val urlTest = "http://www.example.com:1080/docs/resource1.html"
-        val new = urlTest.urlToTrimmedHost(testContext.components.publicSuffixList)
+        val new = urlTest.urlToTrimmedHost(testContext)
         assertEquals(new, "example")
     }