diff --git a/data/companies.yml b/data/companies.yml
index 371cad1..53c1e44 100644
--- a/data/companies.yml
+++ b/data/companies.yml
@@ -330,3 +330,4 @@ stedin:
 blackgate:
   name: BlackGATE Telecom
   site: https://www.blackgate.nl/
+  asn: 201290