Optimizely Tag Usage and History

Domain First Detected Last Detected
about.net February-15 September-15
about-inc.com April-15 July-15
about.com April-15 July-16
netplaces.com June-15 September-15
advertiseonabout.com June-15 August-15
tqn.com July-15 April-16
blasterlabs.com January-16 January-16
keepkidshealthy.com March-16 March-16
websearch.about.com May-16 May-16
index.about.com May-16 July-16
phoenix.about.com June-16 June-16
sp.index.about.com July-16 July-16
clk-fe.index.about.com June-16 July-16
saltaquarium.about.com July-16 July-16
kansascity.about.com June-16 June-16
usparks.about.com July-16 July-16
dogs.about.com June-16 June-16
queens.about.com July-16 July-16
milwaukee.about.com July-16 July-16
getocuba.com July-16 July-16
homerepair.about.com July-16 July-16

Relationship data is generated by looking at the historical usage of identifiers which are generally shared between websites owned/controlled by the same company/individual.

Automate lookups to website relationships via the Relationships API.