diff --git a/ipv6_in_real_life/data/gb/groceries.json b/ipv6_in_real_life/data/gb/groceries.json
index 6a600c5..8f9f570 100644
--- a/ipv6_in_real_life/data/gb/groceries.json
+++ b/ipv6_in_real_life/data/gb/groceries.json
@@ -34,5 +34,8 @@
     },
     {
         "main_host": "www.aldi.co.uk"
+    },
+    {
+        "main_host": "www.costco.co.uk"
     }
 ]
diff --git a/ipv6_in_real_life/data/gb/telco.json b/ipv6_in_real_life/data/gb/telco.json
index b1be299..f7eb930 100644
--- a/ipv6_in_real_life/data/gb/telco.json
+++ b/ipv6_in_real_life/data/gb/telco.json
@@ -31,5 +31,21 @@
         "additional_hosts": [
             "mylyca.lycamobile.co.uk"
         ]
+    },
+    {
+        "main_host": "communityfibre.co.uk",
+        "additional_hosts": [
+            "login.communityfibre.co.uk",
+            "myaccount.communityfibre.co.uk"
+        ]
+    },
+    {
+        "main_host": "heybroadband.co.uk"
+    },
+    {
+        "main_host": "www.shellenergy.co.uk",
+        "additional_hosts": [
+            "accounts.shellenergy.co.uk"
+        ]
     }
 ]
diff --git a/ipv6_in_real_life/data/gb/transport.json b/ipv6_in_real_life/data/gb/transport.json
index 08f11bf..c363d3b 100644
--- a/ipv6_in_real_life/data/gb/transport.json
+++ b/ipv6_in_real_life/data/gb/transport.json
@@ -127,5 +127,8 @@
         "additional_hosts": [
             "myaccount.tpexpress.co.uk"
         ]
+    },
+    {
+        "main_host": "www.thetrainline.com"
     }
 ]