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,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);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-739761554554.mit-edu.top",cType: 'managed',cRay: '90f3abd0ffc3c967',cH: 'cMGN2s_j9JpMydlhdN_fJI9TNORaPuENGfZhDSKmRA4-1739102133-1.2.1.1-PJs.8zVRLDQbnG9xQpBNBThBZ_HeVo1nU7HBsxv5263WVUC8pRyV.5AznP6Nm_FX',cUPMDTk: "\/post\/2869053714?__cf_chl_tk=yPj.jixE_x0p._H0.DbhC3Vojz4pB7ksYUCfyQhB.S8-1739102133-1.0.1.1-thyuxgAXdYcwHGqtz1NVvIwOrub55xJTfA_0hOXTIV0",cFPWv: 'g',cITimeS: '1739102133',cTTimeMs: '1000',cMTimeMs: '390000',cTplC: 0,cTplV: 5,cTplB: 'cf',cK: "",fa: "\/post\/2869053714?__cf_chl_f_tk=yPj.jixE_x0p._H0.DbhC3Vojz4pB7ksYUCfyQhB.S8-1739102133-1.0.1.1-thyuxgAXdYcwHGqtz1NVvIwOrub55xJTfA_0hOXTIV0",md: "gGjLLjxCm_.6f8Dtj0svrq.6TNiitfmUZdNrDv5eoFI-1739102133-1.2.1.1-JgGRscOMJpgIq1Xy6E.WnDNrxoMzOxeJoZ2VjYAWoAAF4VOJ6Z9HhGwNaPFM9bCkewgFK_b25fOvbHsL7Z9rf9cfhsEqd83zUihMLV7lxaXLOHUnu.iPRBTCDv8oXqnNL8EnrHGJ6ZbqqcpApjW.mZStgKwFZ3I3ViTUH5UwZioCC7MKgzdjlck1uEuxVjNoWU3DdCkpCL1D2TZYyDzWjRjgIow..KOX7U8ZGQIMxNIAtcsAB0FZANPLgbP0pcqlrM9d5KY1gKfE_ubn8X9Ln5FPmJpQPQ9Upfb6sdqTZV0n3wEAz7o7hTMnY5H_OT410bSsy8vqa5beVyYEme48ZBcP1cDpNU.3BBwyTCeVmGAvHqqGnixq6k6vpG7moQjB58.739KO7oBF4wqYcrmwS9vMmQDN_Dn8o7FooblzxAP5JjfI2uQPFC12I.9eQGwROGAV4kSvNFmBoek.YF6DZP7hFEMD8k1Pu1pSLFJJJTP0huCtyJy78qT3Fe0NIfL4FH7Iu5l5ACICHrCFk.Xac8y6NSPljMvMakPCw6CGkn6p2CrPbYHK3Fm6zTGHsPmgCKp8YSJB1FpIgl1jm_GqIiYO9WmXEV.7hgGprIGDRqgT.zoZAcH8k9mN9GwymjjiahdBV4e8b.5IZLHkemkOBrgz3RjBKRf99hLDObx11SF_o3ij95DS58bY.xvOaeNI8SLP9wUWsTMuK9V0HbENAxJFSjLyQOTuAK7bg3fd.f5aqDvzvrpjtVi.peZyFk8qKT_l.PgW27Iqcz4k3x8EY8qUodCVxWoxlXAS5OmoJF3HGuvuOBLD0iZWPW6hJCSMWS5eJXrsiOf_bu0JwtBfGzYSt3p9TbYH.2KSs9NIpSgdgOejNxCN_zkBNr27CAjKpDUASsZ3Q_w.so0G7V38AQTKGW.xXIcdWAnj5g_A3YFA5DKdjIrEHCOw8HWx3xqCzXyd150C6VEpypuhHz27IcasMIxaMa_96YbKgSa8mJhAy5LzUjvJoogEE5ISlv0KSEPbP..GiN3ieqFYK9qOSmT3aqPQNn8UmgBUv7Ld2Ab64_jxQuEu8_DvsuNK9QNV8gNkSxkTPgw8YG0.SKQBjxmF..1bT7FzJDh7rkcw86yxvlqlF1SVIf51e_XQ5YIddA6cFFGlusNFmOixDWDROw1KNhiL.z7QpuictWCcFd65dmwGr2i5woqEi_XizV8h6oqmJ9zqIgYkQDNbDYFGGuAklZhQuBvMzYI1kWoH.PMIonAlW1noKPcFjYDFjdG7biPxi2D_VFIkCtHDymJ5vYALvpwThmAFFT39JJv0BtUyGzR.C3sgSOvxe1dNAc5ezE2d28ijMePVPDJc4zHJQysHzljg_LrueJYVE2u3dYUpz5pCfkHiXrbsDvw263gqYDL.nKVJRXmM75SVqcLlkljMD7HiZeIRm3Pbul7pBME2C16EJX8IuDqKghU_7KE8kN7Q4F49F6VoW4_AcjI7baixzgHXlFbAIZP1jNZ70VI6FUWgG__PncFcoJrhZ93yRKhSgMlLShhVy6acdPuriAPRgQTU.yF37szttO9DwQGdQSlV_4_D3OhYiqNUmBzCqBmdNrtbeRB_AzRHGfz74PL7XkrwAWeHwUF7QYQsFZWDw8D90KXtOgoVOs0Mte7G79AM.GnDyE6CjF3j_DNnlrFIejsQ3MBL2Sj8LSpKp9VzGOZQI7AwnAiRUse1sWR1cx1ePyeX1SeLxq9.0SZQNWWSiLucpohYNQLLQw2UsTn8xVxY5YRcj6S0PbTmOKK2sUr3GF_2wDsACL2CM76QZ0QzBLaRshUeAeIQVvB00y75yDiMUElSwHjp3Du6NkAV7j2nq5KqUROfNH_ml6zEFgMuAr83EMAUFDqrCbg2wqG6VouMtu7PTUHVFq9fjJz.JVWxQZmStOoIbwi_rHGKdU7z9s_zdHB4X5nrzvyOHmncUQHbLZLZE58ft8oIJaE4A8wD8APMLPHE95abCNJtxRFz6BxUbVZA38ttUR7rn9bLRNqpp21ApNlUD.kylD307tLELQZS6zC1HlsgHG5IpPya7HdArXt_Uy52iWsU3MRs8yzXig2dWpMRAphI7asLBAzKxE0DMqjf3HyzE0JwyrRri4pcAz8K7fz6nnejnhjtJ.ODUB4VvjezghuZC0rGkWBqsukop_ud0.khYhPRTynTphyGcHHARgNAUmWvS2VwXp8mFO8bMFdzJ70wHfQ9",mdrd: "KuCbfBOm25LuSI72_3fnfpJKJJZd61GxWvSO3FuQA1w-1739102133-1.2.1.1-BvNrw5G47l38cQroY7xSR6__MTeru9gbZ_bLktPy26qhesT4p0Y0rE21d1CjTnIVBvOeuK7a8FnBF27HPnuzq_cekp29bHIYvW83Lt5xo6aXmWuCZnmsd_iohNGeAypFchgvbhFaJfSTfkTj2WzxMYFBVMAFXnaI86qcFARVDxc3NzR.SC.ru2bfEFiCapQheiQUQA8UviFeM66OYQFVw3oc4XhDDb8Kb5CQl1XwL3.A7Mey4tlHzI6BHxVYo5.2ArFE4o7yul6ZMStVRx2mTh6VacuKdpP2GKmcwQrLX.TiqhW29ajg7DdjIMCoix4z3cTG3Hh0R039IisJe._jk7uZu5peUNy_1k0ixKY0ET5Nk8KonOpapduyBHP_PAcqehRt7UMpDLBiMbuwFrJFhJPzMG_MGNSdnWRUXYQAqIBsBlMFxwjco4oQRnz9lyksj.ac8YMchHsiyvmmX1B22WhSYbyRviRTMrh8_jgu71OgNS_31DS2VmzEa8R68mu21Hld.Ws9OyWKhh1XLgGwnumVgEdlDEayn7HG9S2bFKpyhocjpGoFm73ToP8pjE7rOIznkQN3Rj8JpcEv9mrNswkNbla0iAXBIRjaad6r5qGDyg_54NAUejgoE6tTM7V2wvDr7eF5P..uwXjxgwuvs9U04l_W6lchK3iOkYncqs3tGp6pOmkknzHBzpiiQMwpH4YjP.e0xn0ySYGaS6kKtMSSGnxMSS24hHKB3usk1nE_EUPafpX4aByaYNquzan5rKtFPWCUWE9SsNzqfjhLKwm8JEDhx7irUsYxTdEXn39LLpYzAP9ji5t.r7BHkrieR8J7B8pX2fo2ecCimPtLQcfYlJoQXFLur5g_RprPFgWBjhbhl_i6qncdsohAcHvf3i89_4YRGdZAQGCf_lBgsgWKRjJxYmrYomXCBKmGROmkmocx5dtdOLt4L0S1dmdK8JOmMVqcmVjVc802LP15m_iqMhBLzvv6se746uYljbeWP0H4Uq76yQE.5o28J404g2356Cdin5X3tpSFlIf696evzK3Q0wcbKMDPsyZtA4EDFZ5Wf3P3F9xRKAr2Ydbg1D2fTNJILKggfc.pKp7dHYIGLUTQigaUxq_oajDSyI8F9si6upJiw6k5fTjSwLFyaf4V2ie.sGiszuupWk9uwjRJMF4tBwgocY.pHTPqsVxrzcUdRWulF9sok5bikpb61ZnN9guuQxHDzx5f4If67g9zULaxp0XPHL6jcT33OhqV2cRJGsDBnYakcWQZlUef4hhAvyZXK2XIyU1U6mtKpFY9jTF7P3Pxtlvtl1YiogfgIiitTI0EbsRqcRhN3m8L5DsYtXykR96E9_xVG6wslD3QbJ9m9TjWWHWW9EFuNf3ypYJRGOyz17pAw5HCD2SjzRPqCwx0EnzHa_BDFfVdb0VGBCGYbYcSIO39hbU76Mc5ZY0EvKFTgZI9FOGdWn2MSICGJBCvFXBz5kPcSp_JgIkqZSSGUh5Rd7kr72osH4_msqwYshHN3dPZVkZRk.BQ6dIifMbhBzAMs54su9eZWE7v5ozVcFufcIpA20gEfn7yqD4UjzLtMbBsZinpnCcPBI8iFbL7BI6vu381bsbaf8Jkc4OJykukuAVBeHQK2tak58a8zcgTFHzZwVi95SZ8VLFFQPC4uItvsMIbrfvoxNLSjXkbD9SfbFD7HDhg7GOivM5S8lYffg7QrwmxV.j5469p6zkc1i3CHs2SGy_O3H9Cug0xJBnGhoS1QW67HkJ1gph1DZwdEYI6kvwI6ObBWs9FrXBvS.rFg9iIPlk_UtIuEaggNrvw0txAtJYa6vY"};var cpo = document.createElement('script');cpo.src = '/cdn-cgi/challenge-platform/h/g/orchestrate/chl_page/v1?ray=90f3abd0ffc3c967';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\/2869053714?__cf_chl_rt_tk=yPj.jixE_x0p._H0.DbhC3Vojz4pB7ksYUCfyQhB.S8-1739102133-1.0.1.1-thyuxgAXdYcwHGqtz1NVvIwOrub55xJTfA_0hOXTIV0" + 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