diff --git a/domains.txt b/domains.txt
index 9e98e5e..51d6fa9 100644
--- a/domains.txt
+++ b/domains.txt
@@ -41,4 +41,9 @@ time4.google.com
 #
 # chess.com
 #
-chess.com
\ No newline at end of file
+chess.com
+
+#
+# developers.google.com
+#
+developers.google.com
\ No newline at end of file
diff --git a/ips.txt b/ips.txt
index c513299..6c35bb6 100644
--- a/ips.txt
+++ b/ips.txt
@@ -9,6 +9,7 @@
 216.239.35.8/32     # time3.google.com
 216.239.35.12/32    # time4.google.com
 34.117.44.137/32    # chess.com
+142.251.1.101/32    # developers.google.com
 35.190.247.0/24     # google (spf)
 64.233.160.0/19     # google (spf)
 66.102.0.0/20       # google (spf)