diff --git a/deploy/single-node/config.cue b/deploy/single-node/config.cue
index 22f6312..15c252a 100644
--- a/deploy/single-node/config.cue
+++ b/deploy/single-node/config.cue
@@ -143,6 +143,15 @@ _deviceAddressTest: {
 	}
 }
 
+#UserData: {
+	// Custom ASNs
+	autnums: [ASN=string]: {
+		asn: *strconv.Atoi(ASN) | int
+		name: string
+		country: string
+	}
+}
+
 #NetMetaConfig: {
 	// Allow the use of legacy config parameters
 	#LegacyNetMetaConfig
@@ -221,6 +230,9 @@ _deviceAddressTest: {
 
 	// Config parameter like interface names. See #SamplerConfig
 	sampler: #SamplerConfig
+
+	// Userprovided data like custom ASNs
+	userData: #UserData
 }
 
 #Image: {
diff --git a/deploy/single-node/defs.cue b/deploy/single-node/defs.cue
index 7ddf5ba..35a1d2f 100644
--- a/deploy/single-node/defs.cue
+++ b/deploy/single-node/defs.cue
@@ -72,6 +72,7 @@ k8s_list: [
 			clickhouseReadonlyPassword: netmeta.config.clickhouseReadonlyPassword
 			enableClickhouseIngress:    netmeta.config.enableClickhouseIngress
 			sampler:                    netmeta.config.sampler
+			userData:                   netmeta.config.userData
 		}
 	}),
 
diff --git a/deploy/single-node/k8s/clickhouse/clickhouse.cue b/deploy/single-node/k8s/clickhouse/clickhouse.cue
index 0a9eb60..e3ff809 100644
--- a/deploy/single-node/k8s/clickhouse/clickhouse.cue
+++ b/deploy/single-node/k8s/clickhouse/clickhouse.cue
@@ -26,11 +26,20 @@ import (
 	...
 }
 
+#UserData: {
+	autnums: [string]: {
+		asn:     int
+		name:    string
+		country: string
+	}
+}
+
 #Config: {
 	clickhouseAdminPassword:    string
 	clickhouseReadonlyPassword: string
 	enableClickhouseIngress:    bool
 	sampler:                    #SamplerConfig
+	userData:                   #UserData
 }
 
 ClickHouseInstallation: netmeta: spec: {
diff --git a/deploy/single-node/k8s/clickhouse/files.cue b/deploy/single-node/k8s/clickhouse/files.cue
index be0cce7..bd9aa81 100644
--- a/deploy/single-node/k8s/clickhouse/files.cue
+++ b/deploy/single-node/k8s/clickhouse/files.cue
@@ -175,6 +175,31 @@ _files: HostNames: {
 	}
 }
 
+_files: user_autnums: {
+	data: strings.Join([ for _, e in #Config.userData.autnums {
+		strings.Join(["\(e.asn)", e.name, e.country], "\t")
+	}], "\n")
+
+	cfg: {
+		layout: flat: null
+		structure: [{
+			id: name: "asnum"
+		}, {
+			attribute: {
+				name:       "name"
+				type:       "String"
+				null_value: null
+			}
+		}, {
+			attribute: {
+				name:       "country"
+				type:       "String"
+				null_value: null
+			}
+		}]
+	}
+}
+
 ClickHouseInstallation: netmeta: spec: configuration: files: "risinfo.conf": (xml.#Marshal & {in: {
 	yandex: dictionary: {
 		name: "risinfo"
@@ -199,6 +224,37 @@ ClickHouseInstallation: netmeta: spec: configuration: files: "risinfo.conf": (xm
 ClickHouseInstallation: netmeta: spec: configuration: files: "autnums.conf": (xml.#Marshal & {in: {
 	yandex: dictionary: {
 		name: "autnums"
+		source: clickhouse: {
+			query:
+				#"""
+					SELECT * FROM dictionaries.risinfo_autnums 
+					UNION ALL
+					SELECT * FROM dictionaries.user_autnums
+					"""#
+		}
+		lifetime: 3600
+		layout: flat: null
+		structure: [{
+			id: name: "asnum"
+		}, {
+			attribute: {
+				name:       "name"
+				type:       "String"
+				null_value: null
+			}
+		}, {
+			attribute: {
+				name:       "country"
+				type:       "String"
+				null_value: null
+			}
+		}]
+	}
+}}).out
+
+ClickHouseInstallation: netmeta: spec: configuration: files: "risinfo_autnums.conf": (xml.#Marshal & {in: {
+	yandex: dictionary: {
+		name: "risinfo_autnums"
 		source: http: {
 			url:    "http://risinfo/autnums.tsv"
 			format: "TabSeparated"
diff --git a/deploy/single-node/schema/0002_create_dictionaries_database.sql b/deploy/single-node/schema/0002_create_dictionaries_database.sql
new file mode 100644
index 0000000..348950e
--- /dev/null
+++ b/deploy/single-node/schema/0002_create_dictionaries_database.sql
@@ -0,0 +1,5 @@
+-- +goose Up
+CREATE DATABASE dictionaries Engine=Dictionary;
+
+-- +goose Down
+DROP DATABASE dictionaries;
\ No newline at end of file