diff --git a/CITATION.cff b/CITATION.cff
new file mode 100644
index 00000000..9f0919ba
--- /dev/null
+++ b/CITATION.cff
@@ -0,0 +1,49 @@
+cff-version: 1.2.0
+message: "If you use this software, please cite it as below."
+authors:
+- family-names: "Izhikevich"
+  given-names: "Liz"
+- family-names: "Akiwate"
+  given-names: "Gutam"
+- family-names: "Berger"
+  given-names: "Briana"
+- family-names: "Berger"
+  given-names: "Briana"
+- family-names: "Drakontaidis"
+  given-names: "Spencer"
+- family-names: "Ascheman"
+  given-names: "Anna"
+- family-names: "Pearce"
+  given-names: "Paul"
+- family-names: "Adrian"
+  given-names: "David"
+- family-names: "Durumeric"
+  given-names: "Zakir"
+  orcid: "https://orcid.org/0000-0002-9647-4192"
+title: "zmap"
+date-released: 2016
+url: "https://github.com/zmap/zdns"
+preferred-citation:
+  type: "conference-paper"
+  authors:
+- family-names: "Izhikevich"
+  given-names: "Liz"
+- family-names: "Akiwate"
+  given-names: "Gutam"
+- family-names: "Berger"
+  given-names: "Briana"
+- family-names: "Berger"
+  given-names: "Briana"
+- family-names: "Drakontaidis"
+  given-names: "Spencer"
+- family-names: "Ascheman"
+  given-names: "Anna"
+- family-names: "Pearce"
+  given-names: "Paul"
+- family-names: "Adrian"
+  given-names: "David"
+- family-names: "Durumeric"
+  given-names: "Zakir"
+  collection-title: "ACM Internet Measurement Conference"
+  title: "ZDNS: A Fast DNS Toolkit for Internet Measurement"
+  year: 2022