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-040503708608.mit-edu.top",cType: 'managed',cRay: '911047195d443979',cH: 'R_y3mi2EUEAeLOLjTb8BZa7fXGE5cZByVPnXCPavWhY-1739402095-1.2.1.1-f3NUtSbIUcpGVFtYUA38YcoLtGrsR6edHbWcOprCI3AP8bUhNRLtK.jvlhyhQ8v7',cUPMDTk: "\/post\/8312749605?__cf_chl_tk=GZCNHjymC_AZIaEhvGvyfX907OcVVJnDupkTcZQqsNo-1739402095-1.0.1.1-fPk5toKsXGbH7hV52WWygQ4IZuEXCfqzIkhkeIaujdo",cFPWv: 'b',cITimeS: '1739402095',cTTimeMs: '1000',cMTimeMs: '390000',cTplC: 0,cTplV: 5,cTplB: 'cf',cK: "",fa: "\/post\/8312749605?__cf_chl_f_tk=GZCNHjymC_AZIaEhvGvyfX907OcVVJnDupkTcZQqsNo-1739402095-1.0.1.1-fPk5toKsXGbH7hV52WWygQ4IZuEXCfqzIkhkeIaujdo",md: ".xXMDz2nomb8iNcgVigFgZ.3m1CVzfRPcIorpWoIBX0-1739402095-1.2.1.1-lyU_NHc_OyJZPWn5uTV4brpQUk6mj_XJSRfrDPfHzE0zSTn.iHZI_lP7WeBVXAvJWrIxhx7BKy2MdQCbwpwI.oSWzYytwnP4DfHJlIVEzAY5YwAaIZRCf0ZMDB0278eXFbSQC9ZboRafRxDoRBY5ugzRpxhApIJP73nVi4wy4Cv3sv_MFWVPhQl.bKoTruBNgN2_0idj3frrpYeRRdx9JbW6afiMrokSFuDO2YhfaNTNZQj4dqQRrqW1bb4VKiazw8ietGb7gwtPe4KGT8LzZDi_W87yI9dc9FthEU9ARFQY1ctf72JKsr5i7fV.FpxPkFB8kiD3aB.xvNJH9OG3n0Vm.sIq0LFGdfnaPDW78IyFDLgWPD3EMSC2LdL6Ia9UUr9_Zxd_N5ggGywga_roqr_OkkEeqfhv1TIKQccz4pnIch7Yz2QDzXUCjNht3ShFirg6I_o345XuhEPh2tDwbCAztL3.WDa5xq_bmUwjU6XhD05smWolafLJPYqIrfXZCGxmJna.BobMgklzHfONyrnM5E.kaN13_.Rh0I8M4..HD.vrc_k4t358jgV246PdblMJvUDOCiJqVtyCbGPewQwkEpNNWrs39eAHCk.PRN0TcLyuyD28OrmqR0xQvP8J0hGUKOncJEzZrxQOBPSiLyAYhj8FIBNfz7CUYCOc0LQ5htA97svhoc1KPR05E4Ek0iB5vRqG5UeDMMU2.FVAEvFRxkOF0vUnnYnXpW.IaGfcblvgIoJkGLRSp2QxagcPc7qoCefzdPZKy_q4xrN4Yjb7a3Bx5LP7iB_fJG_jnTV9Zt6X_bqDjmYfXWSa95PC4nFhaiy0HiN5_Hg6I75FLzWQESg3zwZR2Bs.5FRwFVHsjOY2PvlIhjchu0N2Ge86uurM6A4tAAZ6greLV7cttGYlXuyScFAylHY91hOIdl0L6kgKblPJ8Xyf_CehXVTSyIRToBYiZIIxcu5f19sDvh0bWAwXsCynMHn_DswqkqNkRPneREpoIwUEpmX2yzRB9h1GPzAyQ7l5ryAYc.YjubRGnGG8iEvT8PI.IzeIqbMctnMbNtBMwYBq_7hgQ6488G0MXDNjuU3auhGziAYBMqxJ3Yljcs6_97X7qDZANUvZBHv8EUxv11E50g9FjOkgX1JUmNDb5yFArI.SzGOCshTVMjD3A0DPyiGYIjXsz.Q.HKinyJMGhRlKsolNUFEY.9JOOTK9fwUJzNGUcCUJkC_ugZaYCc0H4RqwegaP4BQtIb5QYFdfvkFAVa3D56rahqU5z60kvP9Zh5iv3kCNEy5E3CUJ_YdvhNJVt.0zC8mGPVzr32gkBZGXJZrGDGqsp66zK_08EAuxhW43t5nITd3ragwVmkFzQxkgXIyAD5XvXQ8gbvrJrVzvnGAtALDem1my8RoII2OWbh9m7BVusrLdzcLZRcJ.kji_lOG69oT_wvcNTAS7vWGZLDVmiIr5iWauulHtIJA5OggfjaVkF7KvHOkrNZwduQTOckSrl88sFK.bG2FVKnslOMB8HdRN3Qj4UBSyj16ERgQw4LfdH.OjKud4dAc49Apv1Hg5bpXHJerKtvWPpzCsnD9SI5Jhny0yHBbKOdUy5iz0lsrmYOIIpnw3qytFrov9z.MlCkk3LAi1VL6C8FM7cRFM5_cAMUr5mHOL_cWQLXed3Sqh89Bg6PTXCk.Nb6DsQGKJa29QqwZYQoAyG71eIe7TDJ5TYWK8uBiQ8ExCDHpWb0jDpG9yqRLwUqB45v_MagKXGaEmaDl_RKPn9OmfbrzIgxmeVts5Edh4B45SJRcYunPZy4KSFBWtSBZBAF7w5h4BGF_Ljm.E52euqtEXFmNNuGbxG7bUxQKE035jr2DXMVe05NtNInmkqGrWWigqfl8sioT3QGBoLvJvxyMM0mkrhb9AHt6SCHZd_ucS_uDuqvz1RDD6MgALsLiltaPBo.t5..TYdWdSlpcggciYaEc2uopJ99MR2x3wsMwKrf5WBq2v5Q5ztw_7qQY5dAYmgHdMr8Cb0eBAx3QeVzHcJkdOqEPHFb4j2.IY5dMEbQEhSZ9XqkSMhpVMhxjzQAz8UC.Zd5b29WV6uHP3hXTLhNqu6XBTN2zZSCYSH.eot_cEUkl3SIDYNsa9TStOzOJIMrBwK5i9t.jLdq2JMtOc11w2ALgerzeODg5DbMHkZXSvwXQrBd6tIYpUoSStiCWqY48kwXKN5d7X0Tkmytug3aoJnShf",mdrd: "ONvGIvUdAxT5NvDZs.LSGJR2lJ2BWfggOuStv_X09B8-1739402095-1.2.1.1-qppmJs49xEbpLDiXF92MUGeEf9q7BcNlGS93eK34zcm3Ruf7B126qDiv84KOjbTp3VKATfCsiaq4WLP9F8OPXuBijAxHid4K8S2t5Nq1m13UCQkUuWvECDEfEYVeUe_EkEJUzDbc6mqyXUU.Z95yxbK6g0BuiifgBnOrn_MYAkbIR7.iGcKO.mdHTnvtuviAi_69aLyh6G1tEkmAPlTPA6sDISlQGv_Pn.XHv7bcxj1ABBgLneQES7iK0O3cxov8y5pPdZYG125TN4_8KBJ46e8vByQUOCpZFyLMeqbMhlbxD3nCRvzdQhEefvShmoLddho0IJP832fo.RyzK9a0wpqSwz1FB18o9WE.b6FgmKhJqKQlch058TzlsOQEdvcroHtLQmZdS5RRY8hmw3aQwHZ9QFG8ijhHpmR9Mf.7l0oZer3uhVB9r4WlaZYleUO8McwqmnGTOOD6NrdA.m7rHuGJ.flbyuXIzuZNKRK7QDw3Hd9N3DVkL3Krk3woH0s2BIFJkF5Mh.hYQxDgHghIjK5s7xZmtrvzyyqzt7AXGnLVX6OWquka6123xY.BvB6..1UW1It5kYOQRhRyuENXYA_0t2ICCXZKgQCQ1NN7b9LrEUrzSNjN3iXu0hGGz1kH4TllmFqNI1GjQOqg26iza0nBSovqI6QHnJY.aw6_wdWPGCZQkbi8LRqwf5IZyKsPFpPHDOXaYUworxZ97Re2wfZtNnuw0Wy0qNzEeTOga_YATD.Dk278EweapcvU_UB8KLvLg1tHYviKJkv6KKceUsuDqr2l1NlfkV2phQQkwi8RIfnol7e9KHXklPQRreiHhEG4Op2vc4mN0TDTtfxOIGx3WjGCBgIDFF9y32WX9dXt8LjslswAOxk2wNDN2mN_5SlPNt7XlT25UykgaSrGIzG2tId7TogBn3tMR0DIdOHPWCAHrx1hheG_0XzSqgw7ysFUx.xRpSgfRVyXvIkQtr.43viR290Z8edIRelF8SpPIk9sLxSNjVfjJf6r4YHqbAslqOgeruWWLCFsFLwfyzdG6mBce8T39UAGMLpTE4TW01XrY2o4JxhTxjmyAQ.PFRXQctdC1tD9KpMh4eLLGnJBwzAHawNsFscS1kDDaVrWqXjIvN_B3IC4yBU.MICIrNubZlDNB1LrGr6XO9fpzCCpaSKr9cs4x7WAjRiY_7Tt60u3yZlmjnik._RONXaRPn1nuCKSxetpWICuOl45E2jHidzzkYaGcgmHXjeB7u8ZJj4ROtNkaGa8TPscdBi3OOGRJlhMati2pDlne6GcRrhuxQSxfBWHhuz8cTAeobdg1kPEFgAnIUrBXTO6.oz4_vfaem4E8WLM58yb3DAlMzZC18zS1LcuNBBd_mtScUjphnVKfBo0aq1ZbupvEyEh_cYRi0hTVyJuPvIPkFDgahdAx8t.cc7t7SMtVQ42NaqfQ_pLypIfjWm4RY57tDyb2tCpF4OBfHgp0MnJPvUEu9oAHtdqtoYYDbceAdN66CEoFfEU1QvjVYG2UbjwP8.KyqlZfwnbXSuEa3DOm_T5xKODi9aXErCesb8J3leD9H_Bt36SyuUmG3DjYlasc_nPJRVhpZt1q5a6Rrxo1FF3Fu6G5U4zfrZFZ80UjGTIV5l4lkX38tc7jPDMJDq3i_XBNE_kxugZskzn4Z0k_NZjFZWBIInD_slIvoiXCGM0P2VujXWi4iZwjdZk_kHDqgy3GGB7QLYdzAVI2FFSdppQHkoHZgoq4QVfGYJxmONlm98uDHIoDsfaFwp76mKb5rUc7P76GC55k0vZQ8QVRouCx0dZmsuYSV7YZhScDbQf2mI"};var cpo = document.createElement('script');cpo.src = '/cdn-cgi/challenge-platform/h/b/orchestrate/chl_page/v1?ray=911047195d443979';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\/8312749605?__cf_chl_rt_tk=GZCNHjymC_AZIaEhvGvyfX907OcVVJnDupkTcZQqsNo-1739402095-1.0.1.1-fPk5toKsXGbH7hV52WWygQ4IZuEXCfqzIkhkeIaujdo" + 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
