Note: This calendar view maps the number of captures of https://sts2.unesco.org/adfs/ls/?RelayState=user&SAMLRequest=jVNRb9owEH7vr0B5h4QEirAgUha6DYlBBLQPe5mMfWktOXbmcwr793USKNG00vnFyvm777v77jJDWsiSJJV9UVv4XQHau547p0IqJM3j3KuMIpqiQKJoAUgsI7vkx4qEg4CURlvNtPT%2BSrudRRHBWKFVm7ZczL3N%2BmG1%2BbZc%2FwoiFkU5C8ej6eSQs3sWjRinLByFUcjGh3EUMeCHybRNfQKDjmfuOdo2khn9KjiYtVOde4%2Frh126OcsgVrBUaKmyLiEIw34Q9YfjfTAlYURG9z9b3MK5IBS1De%2BLtSUS30eL4aBSgEwPtHn2Kc%2FRl%2Bi%2FizY2fBGKC%2FV8u%2FtDC0Lyfb%2FP%2Btlmt29JkosrqVZYFWB2YF4Fg8ft6lqHqbpV1Fb7rIV7ccMyq2Ok6dXEdRncVCWVk3pUfOZ3X6%2F4ktR2LReZloL9aeL1%2BapNQe3H3QwHwyYieD9voAQKKmTCuQFE750nkVIfUwPUupFYU4HX8%2BOO%2BHn1gDeL6Nq3cLK9VBclNQLrMcCJMnvu8NplF55Kt1VbyOObi8cIq3EunLnrqM3Fkn9S%2Fa9cDm7hmoUh1GFAWcHaz6ObtT7ipyIt4AMn4rvLc%2FdHjd8A&SigAlg=http%3A%2F%2Fwww.w3.org%2F2001%2F04%2Fxmldsig-more%23rsa-sha256&Signature=bqe6vlpBBwCocb44%2FHNbjHdoKjVCRvGfGWw8WmsT0jc2M0N%2BXOFguDj%2FJJ3ul0AHpR9%2B19cLBxFej%2FgXSx34JlvBvm08Qy%2FiYte3ObxS0qgipmjO9ZK6qYue9DF%2B9fh1b3xAofkvNhfXLYGPeWZREvf82k%2FoGEvWZmPjJR5iHzbldRx%2BQ%2BbqgQvAFXWwWlefw0cNjiMdvgffcW7GjUsj57KEJBsYD7lUDGMmvDlDvrJGeQsDMdybFj%2B7VYHnrRDmrcjlP1ZzMX55AWfr6pHerh3D0t19cLpLCHPkQ0dt5UcOCGvNLbLI74RL6MqM0OmXs1%2Fd4sMCtxZBRUBF0MjReA%3D%3D, not how many times the site was actually updated.
Look Up URL in general Internet Archive web collection.