diff --git a/rules/first-party.list b/rules/first-party.list
index 423d132..bc51cc7 100644
--- a/rules/first-party.list
+++ b/rules/first-party.list
@@ -13,3 +13,5 @@ storetail.io
 keyade.com
 # Adobe Experience Cloud
 omtrdc.net
+# ThreatMetrix
+online-metrix.net
diff --git a/rules_ip/first-party.txt b/rules_ip/first-party.txt
index 7a4646e..fa32fba 100644
--- a/rules_ip/first-party.txt
+++ b/rules_ip/first-party.txt
@@ -5,3 +5,11 @@
 91.212.98.0/24
 91.199.242.0/24
 185.235.84.0/24
+# ThreatMetrix (AS30286 ThreatMetrix Inc.)
+69.84.176.0/24
+173.254.179.0/24
+185.32.240.0/23
+185.32.242.0/23
+192.225.156.0/22
+199.101.156.0/23
+199.101.158.0/23