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-113990518673.mit-edu.top",cType: 'managed',cRay: '90f846d91d92dda7',cH: 'nL9WkBl.7jg.1.546PSbBME7erbhoqgp_D_rjYknJJ8-1739150427-1.2.1.1-ljpOs8SiovDPNLq5m8eMtMOt5cLvsRVXkoyVXCk3pXgg9UZH06DjzB5FdXcTxuMa',cUPMDTk: "\/post\/7104395268?__cf_chl_tk=rlYeUs6MihVcgMZgVhbINzE58fbHtvQOKiSG_txSOAY-1739150427-1.0.1.1-YWz2aUK3bq8NggbvvV7o14WjRxhs2sdKL5YvN77Mllo",cFPWv: 'g',cITimeS: '1739150427',cTTimeMs: '1000',cMTimeMs: '390000',cTplC: 0,cTplV: 5,cTplB: 'cf',cK: "",fa: "\/post\/7104395268?__cf_chl_f_tk=rlYeUs6MihVcgMZgVhbINzE58fbHtvQOKiSG_txSOAY-1739150427-1.0.1.1-YWz2aUK3bq8NggbvvV7o14WjRxhs2sdKL5YvN77Mllo",md: "SssXLVdC4u90ZaGPm8.hsgqXsx6T5iEww9zmvCETUII-1739150427-1.2.1.1-Ftppekft8isUZsVmLuXMcREAy8cc.9KSHa9XpeapH80lAU6MqlKo1EfKLOEJWn54riGpCnWcGISkYWs5BYS.9I5djfmCrSQ2EqBZubQoWTPdllvLma5RwxWFEAYbybteXhPI7bVqq2y24xzsVwfjaFo2j2yhuTKDYuJbEhsypl0XztNxe3TNe_LRnQJy6l2kXGgZL5TdZ0gUuG8a8qiZGF8rHr2k1deKleLiubCbnRoXjXV7xebMQ6wsD_ucyLzKYP3yCaFBY1jLQTPUR9hcnFyjAC4w0GyZBO_8KF5qLBkVa9bDmBsTQ3rtJSDHLiIGDCrf4pFaetk95kPRiVm2rO_BbbURyYfo4HHDLT5LJt4pqi.iIWDZjp_P9QjpsMG4cQaLLl2B3lpQYXkmi.xzbAuZrKDwUsL7M0ehKJ89H4pE_3AvD18bc70h0neOSm771nDmzGi_bSfsxDUrFLJZmIVWq.rARU5tR6aagnid4hePTwqCputdkCHjn_9YJZaZ1Ns4mQ6o8DNUjDWRskTepV696k823uS6WckAdUe5CKbjHInl5pQyrw9kNkNuUPWx021WheEO_KcTiyiGyVb.RR7vvxwZI7ZORUnWpaPa59U5.OU.RNkAL3AAOmqcmwhgpHaOr0rXOP.ZSMiMBZVS0mI94cPGZwJFRs3HPdO.grN4Gh46bB5Jt.kd2e5R2oE0M1MsRmKnFimKGSgODY2y5HYaQlBU2wUc8rUJzPv6jQaPbbT3oSAKUaBpKQ31mjo.lQfB6ymO_ay2vNa_O52J6c0shdqFgY6izpOwd680N_S0RMevu_ixSCYK.VmHmnVjNCLEZQMjaqke0vxCo9aHqvONkyaDmukOL5SgXzmoEVdtYulYMbK2AJqj4A_5LetD2lBH9Zm4088I0xXrlYfDUZAUZKmMdYfQr0mMXlqtTzEBTbcZCUKBrqDRuOYgt8ZVVUovBOA0ANHn4b9C.36mPdSJJEsq4cFtloVPmRC5B1DeICsXnfgxZ5xDNTkj0j4EyfBH4DjfGw6DU0XyWM7qw6z2ZesxAmOaE1mH2K.k2bMo5IrRIMnpq8FS5uczbGzLwV.Od9GVWBtm0MJdKuUYVfXrMIND_UHpHZXmZJGPOM2aG9Cr3Ny3Qv7GhpNgJasCRA2Shoh0o3qIK6KfABcdrJWCSazAwTcqyBK6BaBc1NWIA88lQsMLlk4zwaPSaCcKfF8Z778h1xu2PeUM4wKfijWDXZzMiS825PRySM5E_qo0uVnJ2KFnL0.HvTvsB6J5t.QjEsP_29q5W6sOSBLasUqDFyflBykG3YHp1wO1EHZ8sx4RNzrtVQaftvEh4ZxjIfehhb79.4TXKKOLefCqnz.cfaPcaeV25gerNrnNByGMKYnnvqBG8Q72pI6djX_c5VebPd3YmCoy9RwDEKP5w29KxdRtWJLV3rhxskTJLlUEywRefCCWJvX_AULQhjUX0CkSjPwNz9d63qRWPFhtz3m19lQ3GYRT7KZeKRJBr.JEETR_51aaFw8ghXf8gg4jyaF45BfJg9ab5g3fkIpKWwvWg4A2vhp2p7vSPu0Eaehf_0pkZheVMvs8rXfRjVNGU8rJN.Xouw9HVPZWPumXUgHZhuEI7Eqvj9x4rLbHyma1u3IwofTwjL8tb5ah3ihjFLIQnnV1jwehmAhh94.szl.YgI.JhxrEipLtuXR9s38H41TMLh4Nk2kIgPP2rAPw1uJxbhxJbI4kSh68XrfIEtYYPHu17SjrLt44AAndxX1fO2hmLXXx0aovJ_sa_xR9pRm_0ZxGYBkmG9wvnT7O8Gz4pwJ9VcTAvB1rjXD07McMov1F4g.1cIFFqYu2p.PNmkleEKLbwAwMtl.UbkUWj0ZN8p1Q3LvxcepC30qRyyAqB4Zkr7WvyjRq_9cPP7C_UxXsonjzf9lKO2uVsIrSW8NX0Za0jrI9OG0Kjq5ACJzN6frqHuXw_uH9Lv3nO0ClSvC1GJeCd_aqCv_GP9i.xc7.Zfm.eIfC.FTbb7uMr2l9GSnsZFIoUrMsTPxHlAkBKN1kjBW2LwvcYg0FLlnUJjmU6NwhQLNBNMNfX4b.m_KYVlpgklzI.nNGlWFhAp8B26rvjNJVSO.weOMlG5BHSeAtzlNiP53aLnytE2JPTVCGyUg8EHGywgS1m_zB3X9qbKRThByBa1fV9aMbCx1JqRQr4YFp9UZxInNVO3_cBzePzr1lYsCRLm_rByF6SY7g",mdrd: "iCRNbXimjJTNYbWCazgr.AekLdVGJvepYBBevD1lBH8-1739150427-1.2.1.1-b.sIjX5hTvuL3AhazSjPjMRRNNOK_lmv7RZFRJx7FXWAyxsHb9VZGtWoRT7AwaGXXGH8BCNv7VyyEG9W1jDdmxkyHBLWD7486daKYptSf.YUk_dSPAxBf0ZD6yJqHa8Sz23.AVVhEG2EstEUVXJnetTSCKOMDAXJkhnMwUVWp.knHJ7fJBrKBwzfwvHXm.6kmKRbALPA0T7ss2ki_Kqw_5GI88nY4uTK_GZ1ttNkryYhjMgAhH1V1dbn71COh9ddS4JwkxisfhXwXflkT6dAxkKWOsrcY1dvI1Ugh.TWTaQxkuOiUQdSBEuD7nTV5aOowjBOkO5IglkMZro5e.BreRA82RD9whphHhA_6xuvBLT74XFYydqTA9pjLOLwKcY4OSA1nYXhZGGJRbNp3IQhQ2XGlnUFSUG_gr43sJI1iO7oDfd5NA8W4gj7LQ9NiQgSdOHaivyYgF43pjSssi8fVZVDj5PPg0f.1J4IgI7rKEZwFwc92rClWwajJ6ESvvgmenpgrjru5qxVQ.YL8nq9zSb01IDxSJGfnJgnbYEBNNH6lAJ3BqjUyzn1umNaYVhtFkHvHJsm4bWJ8vZG4WbbVBdKp212Uq3OXjv6MUpts5cAddmvE5o45xRcVL4xGL68JzYeCn9Xek3GsFm1jOQy46WAePnEUQDsyCPRHrDcQIDIQfAvBaWqNklUk0s94gzqQRXRy42BmvWrBspDEk.LDO46hU_sJwDCgrSfl0w65anzbbSiFAr6okQltIuTJdZuNkZlqOhCMLuzzjfWc2ibKI7kye_ttkKnZjXS6BGE2hH3GBzBk0IOWMgJYY73zFNvJcd.uGlMqFfiz1P5eOLKMzlrO4JufA7RkaidyX8eKLI4PubntKKeVX6fcOu48WGyyy76vOIZbo8UCE69zeiSVy5rbLOXV.VbzhAy_hEGZrVVDy4SgJi_3IwC239WRRfRTrFN9xYDRlX4gYgSj8ezDtteQp0QTwCJMmWi.kyupXI8NhBrjHSoLaVGdeUzmbf39j5ZFdlREsOmurSrM2XH3s2NaZUF8dO2TsLhVOBqSHi0yD5WkKyuKueUKR829b588aq_s2LylljPaw6tiDt1LOLpqOjaSJABQSf0Vr1JFo_dbIcUofmPo9S.WqoSF4n7WEHpvK.J8ORwjEuRnQIbjcY4OY2w3EMGxxgEUNKmT4KkTTrAfrKN6KDecRnthANpxYCjOB5rDpAJsOweXWTJeK.1S_QzuxA8uKNnFhNMJq64oQZX6QZ775pn9ZgM7aEONFWbamy0oSKS0KNFdIw7l3r1IT_Kl_3xCbPbHNxursSg8QsfCYEyX0zBdwhMsMIlzr6VLaLSAYpDNPbJzJw11zH2CYx20Tve2AdUn99TnNLzPKxJLF6FwZbRT2qgpWhWHdNfGflTyQlq9njupFtMokMhlLsmytYOhlQZSzdnyM2csFOJ.VQdj9hZWGSqY_mutMxdRN2iWApJBdWsB0bin04SG_aYHOe1Mld.CXS5E1G2H7VnvaV5l4cZvatrZCWfIth8WWoZSWkgjKHDjBQlR09KZ.4F7gGkInmkJthrn15fKawhopldJ9XpXNIjyOLWrESPRDtjnh5_OmzWOhmutWXl69q3gh_i4ltjolDTDhtCdr5H858njLvLZWofmCDHIevPhji2JuP_0zWl9xMt2w4KI73_N.WyuMd5aqXkrpUHk3347q08u8nxPzCyhwyfLGW8WhkXIGfEWlw.NOiUs8SLWqjSR6vJAGQC05VbXVPE3UaAX0U_9F9lJDh_J40ojcKc8pjNVQU5NoDSkE.IAZ94bGsFz6a455vBgLN5WUQ"};var cpo = document.createElement('script');cpo.src = '/cdn-cgi/challenge-platform/h/g/orchestrate/chl_page/v1?ray=90f846d91d92dda7';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\/7104395268?__cf_chl_rt_tk=rlYeUs6MihVcgMZgVhbINzE58fbHtvQOKiSG_txSOAY-1739150427-1.0.1.1-YWz2aUK3bq8NggbvvV7o14WjRxhs2sdKL5YvN77Mllo" + 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