Added Designate to DNS section

README.md

@@ -140,7 +140,7 @@ A curated list of amazingly awesome open source sysadmin resources inspired by [
 
 * [Bind](https://www.isc.org/downloads/bind/) - The most widely used name server software.
 * [djbdns](http://cr.yp.to/djbdns.html) - A collection of DNS applications, including tinydns.
-* [Desingate](https://wiki.openstack.org/wiki/Designate) - DNS REST API that support several DNS servers as its backend.
+* [Designate](https://wiki.openstack.org/wiki/Designate) - DNS REST API that support several DNS servers as its backend.
 * [Knot](https://www.knot-dns.cz/) - High performance authoritative-only DNS server.
 * [NSD](http://www.nlnetlabs.nl/projects/nsd/) - Authoritative only, high performance, simple name server.
 * [PowerDNS](https://www.powerdns.com/) - DNS server with a variety of data storage back-ends and load balancing features.