diff --git a/ant-bootstrap/src/contacts.rs b/ant-bootstrap/src/contacts.rs
index 8e340a5746..17a08d514d 100644
--- a/ant-bootstrap/src/contacts.rs
+++ b/ant-bootstrap/src/contacts.rs
@@ -13,6 +13,16 @@ use reqwest::Client;
 use std::time::Duration;
 use url::Url;
 
+const MAINNET_CONTACTS: &[&str] = &[
+    "https://sn-testnet.s3.eu-west-2.amazonaws.com/network-contacts",
+    "http://159.89.251.80/bootstrap_cache.json",
+    "http://159.65.210.89/bootstrap_cache.json",
+    "http://159.223.246.45/bootstrap_cache.json",
+    "http://139.59.201.153/bootstrap_cache.json",
+    "http://139.59.200.27/bootstrap_cache.json",
+    "http://139.59.198.251/bootstrap_cache.json",
+];
+
 /// The client fetch timeout
 #[cfg(not(target_arch = "wasm32"))]
 const FETCH_TIMEOUT_SECS: u64 = 30;
@@ -57,14 +67,10 @@ impl ContactsFetcher {
     /// Create a new struct with the mainnet endpoints
     pub fn with_mainnet_endpoints() -> Result<Self> {
         let mut fetcher = Self::new()?;
-        let mainnet_contact = vec![
-            "https://sn-testnet.s3.eu-west-2.amazonaws.com/bootstrap_cache.json"
-                .parse()
-                .expect("Failed to parse URL"),
-            "https://sn-testnet.s3.eu-west-2.amazonaws.com/network-contacts"
-                .parse()
-                .expect("Failed to parse URL"),
-        ];
+        let mainnet_contact = MAINNET_CONTACTS
+            .iter()
+            .map(|url| url.parse().expect("Failed to parse static URL"))
+            .collect();
         fetcher.endpoints = mainnet_contact;
         Ok(fetcher)
     }