for Atom and RSS and KML
It looks like this is a web page, not a feed. I looked for a feed associated with this page, but couldn't find one. Please enter the address of your feed to validate.
<!DOCTYPE html><html lang="en-US"><head><title>Just a moment...</title><meta http-equiv="Content-Type" content="text/html; charset=UTF-8"><meta http-equiv="X-UA-Compatible" content="IE=Edge"><meta name="robots" content="noindex,nofollow"><meta name="viewport" content="width=device-width,initial-scale=1"><style>*{box-sizing:border-box;margin:0;padding:0}html{line-height:1.15;-webkit-text-size-adjust:100%;color:#313131;font-family:system-ui,-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Helvetica Neue,Arial,Noto Sans,sans-serif,Apple Color Emoji,Segoe UI Emoji,Segoe UI Symbol,Noto Color Emoji}body{display:flex;flex-direction:column;height:100vh;min-height:100vh}.main-content{margin:8rem auto;max-width:60rem;padding-left:1.5rem}@media (width <= 720px){.main-content{margin-top:4rem}}.h2{font-size:1.5rem;font-weight:500;line-height:2.25rem}@media (width <= 720px){.h2{font-size:1.25rem;line-height:1.5rem}}#challenge-error-text{background-image:url(data:image/svg+xml;base64,PHN2ZyB4bWxucz0iaHR0cDovL3d3dy53My5vcmcvMjAwMC9zdmciIHdpZHRoPSIzMiIgaGVpZ2h0PSIzMiIgZmlsbD0ibm9uZSI+PHBhdGggZmlsbD0iI0IyMEYwMyIgZD0iTTE2IDNhMTMgMTMgMCAxIDAgMTMgMTNBMTMuMDE1IDEzLjAxNSAwIDAgMCAxNiAzbTAgMjRhMTEgMTEgMCAxIDEgMTEtMTEgMTEuMDEgMTEuMDEgMCAwIDEtMTEgMTEiLz48cGF0aCBmaWxsPSIjQjIwRjAzIiBkPSJNMTcuMDM4IDE4LjYxNUgxNC44N0wxNC41NjMgOS41aDIuNzgzem0tMS4wODQgMS40MjdxLjY2IDAgMS4wNTcuMzg4LjQwNy4zODkuNDA3Ljk5NCAwIC41OTYtLjQwNy45ODQtLjM5Ny4zOS0xLjA1Ny4zODktLjY1IDAtMS4wNTYtLjM4OS0uMzk4LS4zODktLjM5OC0uOTg0IDAtLjU5Ny4zOTgtLjk4NS40MDYtLjM5NyAxLjA1Ni0uMzk3Ii8+PC9zdmc+);background-repeat:no-repeat;background-size:contain;padding-left:34px}@media (prefers-color-scheme:dark){body{background-color:#222;color:#d9d9d9}}</style><meta http-equiv="refresh" content="390"></head><body class="no-js"><div class="main-wrapper" role="main"><div class="main-content"><noscript><div class="h2"><span id="challenge-error-text">Enable JavaScript and cookies to continue</span></div></noscript></div></div><script>(function(){window._cf_chl_opt={cvId: '3',cZone: "blog-272947627387.mit-edu.top",cType: 'managed',cRay: '90f22c23abed0608',cH: 'gXCgSbcwu2nlchio3Q4i8UO1DZXX6Zdp1U1xIeacW6o-1739086418-1.2.1.1-eoVuw4Nl6U3783rWgl7fvq6BVwhVn_SurqphV7QAX0G8uNfea4i3YlUjUCO1ndhJ',cUPMDTk: "\/post\/0817543692?__cf_chl_tk=59_xaSRk.pkNNHcpk.HmChU4np1rTu0yLOFWbLWJVk8-1739086418-1.0.1.1-m1BX6kEUhFHXItKMc_DPe7Sxfat44kANiFIj_5awaGY",cFPWv: 'g',cITimeS: '1739086418',cTTimeMs: '1000',cMTimeMs: '390000',cTplC: 0,cTplV: 5,cTplB: 'cf',cK: "",fa: "\/post\/0817543692?__cf_chl_f_tk=59_xaSRk.pkNNHcpk.HmChU4np1rTu0yLOFWbLWJVk8-1739086418-1.0.1.1-m1BX6kEUhFHXItKMc_DPe7Sxfat44kANiFIj_5awaGY",md: "u68M7XUq2nlrxiSf0rAAhN79BSy7j5OnetA2XiuP_4w-1739086418-1.2.1.1-dYM8vcnA3CbIbh7mLILn6gbIHT7NVNjaiHy.ie8yy6akBxfDbXyKiPvy2qU41qIzVer6qGb3t8WrR8khe3xYB8dHgHEJXyWK.AgkyM_cCX_R2dLTjveyPU2cPr4vDuA1XWWQoA_xNgGf4AT.DlA2w_FVukDnWvG0R.c9OrIlaVWXv5wr9HZy2Xh71kJQcxv_fo4SfGn2mtnxzXbu0hGpQLAy5ZZ76XOUFMXfh.PDzsSAfBCnZqCR.WbfaUAzbWvJ8lfkPkE5LKnw9ew4u7IktdqM1VZ1bFFmP4gTpX2Xu2auSMl9kEqXfjRNS.LAr0nmAKph9EywKkzcMajLE9yPnsBFqqcgzbW4IKQEsA11PabraR88GHXmoK7TlcxlGsMyxrRM_kHJRh9CnXr0K6sj9pxgEBlHZeeD1yfSftrcJVhZYmeQjmu8C4xGnbKDIqZnb74xuqZaN1aYR8PExBSzf_DRpvAtJ7xWlzChmLe6RDfIKUPjaAfzHL.ydzhTx9cLEgZ7_kdCq_7v2JqSu1ctvrDUrZdcpaXvlQEtDWRz3Is_ZJtwCmdkofycQJht1BMjFHlOy8bGrF9JrTaJVKMtd4NdHqXMhMdU2KL7KQIXTKGnw6pfjDfZ.HC6RS6ceE_bAY5zyfdOS.IaoFDhq8oy2deTPcahmgfHUG9RF64Pw6ljdMs_zx4O3J8d64UG2z1aaQy.qoVC02RnbvC5YT1ZEkZFcZ7p9pj6pF9qiTKibnvpTrpvA1ONt6US7f_ploRMKynRk15hBhHN_JAvNUjhqGbwfkU5iwAl41qS4EwUyS_dGSIs5gI2Jy8PBotW4PpWk0r_4ZzfhWYHcoIxj.qp2eg3QvcVOk88mdtVmxZGkyJy1CjU92U064qb_fxNPfYW79KGqAFYpqtk2shoeapxzvdn_RhHyds0zMqRQ2_3J7nRM4QZ9XzQxIYN5YFNQLnIcYEctXh4lskZEWNr.0gDJ5Y3RMeIt1asNXpNLbAb_5f42idxsXG.GXU3Ol.AuWb1OMvF0jk.g.rrQKch7Dug4QFH46Xx0GUS5tISM0ecjVGwAhek60lyDrgGLCTsbEHz6GxPelnm90qt1deuiOZ5cJmm7xwYXSMHluKVO7L5nQlNdIS.tunTffi6HFgfIG_EseihFnLOJ3tS8J4O0zvyy7lEXp4qbr7xt7FIHtrfmdmAQ0Xb45LiF6rqqkDCEML.gxWO5SCZ4VIXJyO5KyS4pjba.gvLLJdkU1GT9D0XiNwpV0kyRTzNMaYO_3kqrFt5S_bOjFBYR4qrnaddQCgQ5ZHYnrb2GGYZ4.wDRKHOBt4NicNMRvJadaMI76DFb7AIfxTtrLH765DwDeyyWa6ORqDALoDs_ZNQdoaF3K7dU9srvfheXkr7cLEEHYQEkZBooQQu0QHWI6pqCt4CRlDNqYRcisbNe8opR0DNYtVNLi_1nQWTjpYOySEJaFmrhgQDcLD9cvC2DW5878YV8wuNgWhI5sMPgK6iZ9o5ArQki0o7WPcoMkG4B9gDy7_D_Ms3lC6gkfLFduZQQh30RzL5zrcER15hagC7GO_EarJZATNAc_bEC_E4emSVZEGoPG5.E50usCFXm.rDLbedsxd2dkKgIAPWdcmdNQxjTSaOsSDnisUnU_Mqrbo_4Ki3IqvHpef7_LPtPowmT4hRaaulUetCXwpeHCRYx8bk8jRPrHzViPwljag4sEyN3Sp0AgmP2vs2CoO9A8LK66YauZIiRkdH.8Y6pIEu5xpvELKT74P2Y4Fh7CKMCA9pLV0XIE0rzx_U4mqt1EDNu_WpvWOj7dZGImnFnwiLQ06uDLeaJoRE1OsbNPV1kpBYv4igTAiyI7A8Z8HYASQJ_YOyD5_k3iI8qoGkyXbvgRAPPdnXDyM0iS.ThsncZh.hq9m90tA4iZM_VY7wFe3uiEfLdF8KDw.ADcjL.GRi0wcdwoo2IX8RxNj7U0H.Hi7xlmHBUtVcOXGEpTut5wKpoXqBpFcjDS1Xrq2.vv8dPR9VTgjecngHWnjsyzdK5xgPPzCL7.hRgmk..a5Q4Gy8OcyzEdxuOLz21cyFNJJ5m2j3.aFD0clJn0sJ.fLjjnVYGN4_xzIhA7PEWg97tIyZjHEG_Rtvrow8a6htTYPibAuLTUvmraeN3_cbR9w2Z5pUty2H3oYLzMJURSHPIY3FdfHMkhbQqsStqQyUdWrplz2QR6ogJIEkvHQWlULhKv6V6LehyK5.",mdrd: "OCMx1D4uRjcMlILZUH6STS.jgHSGTf2JcOGe8nsPXTQ-1739086418-1.2.1.1-gXiulf4grQg03g6jRjS9I44AOGlSg.d1rsX2TA42frDTk7mJud0QytjjSbJsNWT_Rkxg_kAxd70eVRGS9_7.b3eGZ2WzJ7aPMQ7XyHTG9.sUhhVyrFx7Inc5Tjj9ZaPQwQmt5tY5uawO519kWh0CCqojsE7wsWRTta11ptYJcQS2EIDCCoA_DyZwYi1GZd157szY_yXX_XT4KcNt0N6BQD9ly.C8TKvn37D3y46.Rf4oRx7aImBakzBGq_ANO.vgGOYcQHWaDKKvCZGC8wzsaV7XaJiFdxNFCbyiZxgfZ.Rd5XDA7Z5AUE_ueO8TApI2dF87QfRL1AM0RRpP0AUmNRCPVlMJ3dQylbmVOOeVAP6LMUKDFUTf.HqaqLnH6M9Xjlm.8os_2y02yLbA8xrtU7nEW6niNRSieH_7T56BQxwtng1_5K8K5yG80DWB4XcaN3ydPFNKEdJvZD5.6a7VZitVv7F.qD.3_IjCtg7fNAx_8CkBUxc7nx7FTwTvj9MrIAD03irp04nDvnqNPaYggLKlmTAfOZ9wOnlyj03e.KpHD8rxIKTNAc8woHhy5gAjMLuf2_7M0YwYvC36eLOyCBcVlEaOKr3jdqrwSfwv4EgYv3WtE8Qo145HYIu2_VMJ4ZFWctNWy1Er_bTIwfrlIk6.GtYD5t1aCEsiUdLVA38R6kiBvp81YBgCA3x7rokqT10wx5LO_7cWwtWCYa8N._d9D4GMuP22aQkFGUUi28i1ZsQexfH10DFJTxsUjn0WOWsWez9BFmOndhlgQ85k5pXHN.rPcxrF19Dl0uy8NoDmYBPQmVNQprbhuA2Y16hIrF2kneVwkvq_atUgZ16K6QO9.sHZ2pQlVIli6UssWPORKyNgpEmIozhX7dg8M4zP5aVbF_CiYwJACP6ue1AP28ettDtxVh3tk6KS336nZhvWIaA7Yxr4FIKX0ehsAfALgRE1Rq4JXNLSZcnMGXZcopckiZQXOCT1IaCPhk8YxGOQbUY8XLXJNR_Yf1KXl6aGJnsVN8Ib4_9giq9KxZotZD9KJGblJz7V8_I_8IKLWMehfApSJBhz0pCZN4ntGt1wjsi0OvK.fUEIr7AKwlxdqOMuOWls4LQM4r2HbSIFq9d.CQauMe2XAD7bPBSSrJj71eWVyFY6IA3.af44Q6DaQKWZdXa7T.Ln0ymf_eMKEGYd4zwOwnQ3L81hvYJ.Siby1Sq4m6CEKx64pJgeve9KXOPE4dRSVklNKJHlL1GW.eo9rw4j112TEgDqHDZqYY6qt7KfSnRoptFUMTJGAai2r3GiKtgjMKXloHvldPnzAvNeM8lMINHFDjfQYWI6VfLL3q6hAPX.tPQOeUkciiK_Bef5ePSKAgvIelxT38N5MM54e0g9vqJASGqVfKbH4TYbik9jnHnnnJ15EH9_u6AlZc0v.h2E8hKhRJhFO.H6Socs9oiMvpyOFCdxv2xA4lVK3O1LZA2DlShbf0G35JQAq92bZgIozBc_DoeMHKu6kpG_SvUpSK1NEkp7aVhdSFMDkzH5byHUCueEOxc59I1pdXcy96ZrdpwROj54GvOiUuxeuAmY7gIoBtyWdhnMac3BL1bGWZPOvCmeYQbHRlOe4J5EnQcAwkUtjScu_QzA7_hNhYLyVbX5vgXpNlHBTIdWccBDIq3y88W6X4nH131ElAYwOJr52HpxtUwRvOR23PR617YyDYxectPn8NXyi0KVsd2fvG3.kEcNWVbGX8Wgz_RLTqGxtZPtKEYicYTxvELWUTJ_45nPlJBBtf07hSoGdnXZdEXTo8iVvY0ittgHVg"};var cpo = document.createElement('script');cpo.src = '/cdn-cgi/challenge-platform/h/g/orchestrate/chl_page/v1?ray=90f22c23abed0608';window._cf_chl_opt.cOgUHash = location.hash === '' && location.href.indexOf('#') !== -1 ? '#' : location.hash;window._cf_chl_opt.cOgUQuery = location.search === '' && location.href.slice(0, location.href.length - window._cf_chl_opt.cOgUHash.length).indexOf('?') !== -1 ? '?' : location.search;if (window.history && window.history.replaceState) {var ogU = location.pathname + window._cf_chl_opt.cOgUQuery + window._cf_chl_opt.cOgUHash;history.replaceState(null, null, "\/post\/0817543692?__cf_chl_rt_tk=59_xaSRk.pkNNHcpk.HmChU4np1rTu0yLOFWbLWJVk8-1739086418-1.0.1.1-m1BX6kEUhFHXItKMc_DPe7Sxfat44kANiFIj_5awaGY" + window._cf_chl_opt.cOgUHash);cpo.onload = function() {history.replaceState(null, null, ogU);}}document.getElementsByTagName('head')[0].appendChild(cpo);}());</script></body></html>
Home · About · News · Docs · Terms