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-039110290788.mit-edu.top",cType: 'managed',cRay: '910fc8f5ddedc957',cH: 'eeNCitg2FKaTukb9XfjsrYFbnpU_lCGQZWw1_0Id7zE-1739396928-1.2.1.1-FywI4U7Gy743jjklIaURyGhsnZjdz85ogM.TRTIRp_w4Pa_IKX9CLBf0YLXOprN5',cUPMDTk: "\/post\/4582603719?__cf_chl_tk=WpvvxdLdt1gX91jy.xfyJfbxrHIJE2ruUuP.ldo4Z0s-1739396928-1.0.1.1-AHIquLZ1Pl1PimOEzokwSagl.5DRZ9hW0uJv.8KzlU8",cFPWv: 'b',cITimeS: '1739396928',cTTimeMs: '1000',cMTimeMs: '390000',cTplC: 0,cTplV: 5,cTplB: 'cf',cK: "",fa: "\/post\/4582603719?__cf_chl_f_tk=WpvvxdLdt1gX91jy.xfyJfbxrHIJE2ruUuP.ldo4Z0s-1739396928-1.0.1.1-AHIquLZ1Pl1PimOEzokwSagl.5DRZ9hW0uJv.8KzlU8",md: "eqrUivJmYDy4zP7I.XQQrig_0W.Liql7fCcK6GTH4A0-1739396928-1.2.1.1-1tDFnTZoeWnc1j9ifOqZVHEgMhX9t1cM.yQcbfwZqWTVDUdIMwCr370mllKfMVyEhcwD9lFTQxjQWftWr2tY0F6H9jmZEeRTInKjIA54WYR._3qwc20y1TAgivroNmlQnaffeb_oLxXZnptgPycDWTVnmyXpWLt_I_xy8guIZZcv3_YCdwkxikJO0m58byx3KDMgviuaveWnyLzU.CK9Vilf2S2tg0oxSYMbLiUd1UdfBE8VrajOQjumV.g7HavTeaupL5yVnhqFEaLs_KU89Kik07Ko4lRmmeb616.SH9UDaALBhFXxCr6v07UUC2aKNRoa8VXqL4mWgjcvABnvV_enij2Lm3bO2QQhijtbBXQZdnJhmh7i8vH1NxJlN1mpvEUCzqv3ux17ow3zQHYXSR3zBOIMedDQpYT9orL1FKQI_b.5E6oBvI1QUf.QQ427cAWIObTUjVBbi1sT.FA2B06wbrG6PlR55PpGVfCvy149.zgapKsw6_xyON8D0tjdDBeA9av_VnABQI2qdEHjpw5lVDNJHruvf7Vp11Cs5cN41jz6a9g3ltEZfzSR5gB5QZxd73_mv0pmd.ffHQPrs.nL6RsryJKu4o26Cq9tlW_HezAO5pOtnNUBNZhXWxden230EflkHs7q2_7Eq3AT4sFIXYArP8tr158FmVKzdyXdSpboeSCcbaauJtCKvHmNbBe1P61zlE_t8zcan8MvSEoMD8fsSQBhtLaeCZfLQ3CfJZGbu0U_8smxbUK9f5jUmnXe954M.g2ZyKrGUrwILNU5Dd.TRYqu53_lL7Ekj5LYpHeLVjs6hEUPgDayDltTW47fwbxapPLMvWDgbNh1s_6MTZ.L2ZoJsrFd1eGijYgyi6loDFJgRJXi57IaFhKf_y53OijyCjTx_nKI0loDNYBy5Dd9hsymWcOdEaegOMT_nLN9qxakaHHdv84T2NftsVItCvC5qiX2mooKVnBcK4g_AMECkPbPUxltpUiuO626NTF.e8ibvSNm0nHSfdOEd9XaPO0sO.1AmCiJ9V4efM2zrDVO4sklxoJFFfp6xGgSNnI7wl61L8KR7DJZ6mmr72brXsdjT8dqli43ajF26fQq9hQZBVaWpwNezAYpOnBKW.AntodQZzYpVXp.5L5V5KM432YHLNiX0InHNJSg4x_hL8Zf5qHNBxO4fwpHXJ7ZwEBYAay7MGgNa_o_NQKxVbmSlkQiNRqxoILQ6KpVgv4wieApz5n48UIuNqB.QJxXQCoAnaRwsj5fnYRwD.wJVHMWy7Ka1dVZ1cX8Zhzx3fZJ82wO3kEe4AlDlI4UnXLHdQF9SEKZq2QHWUH9zu__tAKT2WYt2L91MiGal7FQZWrCFMbMl20cNUlJ4HBxE7LuUOgDITRV5jAIMVkr1TG.6oG08Ki6Y7.AoWPXKjCBXhf2sA108kEZQmEqzH04ITsonTSbP_SL3kT.Rhk4PhYjIVVmMdLiqxro3ugISkuHsyLWosMZ4Uh5Frw6kxh61abcJ5EGOteBJeAMadSZeQgbbvJw9vQkItgM0rHKItnzfh18Kjs5DZitgDu3E1G7Q72x5LSrAIGBWQLKl_goq6Ur13zMvAI224azkYGJSjW1lzJcvvqMP.AB47xDqbjo38y6HRy6TB2Gg7x5d5Uz9RS3iM367pA3DqugMi3wJ6L6KqRC0FEgU9EL3f9cCCpbxTFxeTEWk2IYhcuF4_f1aycaEGAi4dRrq4ZWV1igX0myRJnuFyM9Q783qw0kKRKxIjWJsM2mnGl7JufZniaLArs.vNPPAJXiTTzNPOqQW9PFjcAJc5wAqQHe.NJ1MLUlGJ46bv4cZqt5bxBAGvwuWKQ6Bxp0ItqQBuDzswBbeQKG0uuF1xUuPE2JReOVjlrTYwBcg8qWIJj9KpMc6cKVD048tLSnn1kjmkGqUkPUh2eXPBfa6dWz2XcswrszQmv9q07z1ZQq0GJHAeSmYVJBfZJwzCvsOHR5OnkgYksSo84fLpO9X.OBtbhmNs8Unin5rePZf523TnY3LithZ6cuEH6fHO0UCs50iKN_JtzTvas07CWNYvJ2cmmRDZjLrAxBbhweouoiOWFYVcI4iyM_dEpPiH1tKJ.tziZQAvnX8VqLNRqXDACZ4.LKh71tOY6IIu5sjXhskDwv66vROGCPzx5gRXvN5sh4Ay3b_ZhmyzPKXE9zyUvT1zBtW9Qb3qFfSEAf8s825ObTCm1X8.Hc4i6U",mdrd: "f8P2tnYCs_oDuxpu.ZkbYirdgnwZMbC2UBcd7FVM6wQ-1739396928-1.2.1.1-LPONyy5yIDyYQFUYtiKad7cOj3q_cxFzpQQ0xpO5UKH2B33tQ9IWQs4lEPl2tHrWF52Pnu6z4EFHftH.SFNeSYkAKpmuLgz36Z9EvnEKKrGhQb6ecC_H9wgd.po498uVWvL1Xl0Xc1ERsTC0wGiWO3HbfbgjGG9PU8Zdg84ckht1fsMzsj_1q9kZrsKd7BlTYwmuMwou7KomAKMZ3el45gXDlez1di2LhELXyZemje0IAypdRvJuDrx8g6djtSPQkYYZZkZtI55QH55l6xc3Tqzs27qo86WWYPsXalJzQOcZE2Hvu9Z_RGhOzXp3p7.GrJzWhRxZ1YH7f_o.YyrRvylcHxLQJPPIhxN0NEMZj1TL27_qZvL_ZDB0E5SoUcVLLa.0RZVU5KPOw4tEQjlMYbhgJQf37.M4DkAUE9duxikdpoHhAi6VN3EEAtguuLOujhTK6I59ZtyA24jVrRQFqeTljHssYV7oVmTPm07IrGOfh8NXCmZyFHneb48TooZeMyt9F7O4ga1JFIYRtblMWxQvfGhBc2woR.Xqf6SQJjGirKdi8FpX9Lb.Pj0CqTraILuwHGZdA3ROzlxlzNbFFyDLRUQ2TrRu.BVSPO49GkhoGt0bPy.7dSFlFNs_5kPBl0epOBMk2rvHQ.pP_WpVVL8.Of6Sd7AmonS6rR640PDrT1U4bazC71aEv6RPOXQ4BUbAir45YWym2LsBQMtYU1UHAArn4.dUo28YYjXqpR68K78vhyR1F2uek5t8nIS2AGgwgpoA0oT2owW6eQ68y6i8Vuj6jOA6qbqLzb1tcM3Uhk9uIirjZYP.7JfGuEUfa6WvIrABrTwEAaiLLvl7oOERz4wU1zUn3ZFodwITWsMSdA9J9nwu2feP9YbC0EISIaPtMTkjN0GVtBKLPu4VBDK1rK.HSwwq_GZPrHFsD2pgLmHDrbkTf6r4rqJVruCpmhWMq5jj.o1Dfb.U3f3N5dchtX90F4txZ_VvcrEaLfy6AUFyB1CKQNoR_ctgSBDkHjpSLbd6ii6MeqEusBZhZAJW3FhCLCpXLltMDFUf2VqM_Mqa8ceVigK8YGPbfz6049vMSRh8k9Nsb3sKbrI638JCKtjBLhvYc2w5XqVlpyS5aDwE_jSdkEukzbLsRfpUCrF3nuILnzBPgkniNHfb5O5ViWDTtU_ZYufBWKvz2SepRtyUHGSNNdcOyUi4FiSYlB2Y8LzdaO1hNDmHA7dn.HXTsvui018jDfOTqr3QW67JRa8waK7RJAUICcVGXrcENHXIIs4bkIRovyg8bEXVz3Xt9BBJr6I3ipf_RGNRPmxHZ_7Pg3lpzxx4x4SCGiqMkMbepzWqKgDNmtG5U1yyOTpQpncvuDJ.GsBa656O6cxtEyUy3T0W7gjxQOy1UBSALZxp1y7hbnLh4FsfMcZ5X_3ZjhxVVqBlYB8IbMJ_e42TKT62unWuLMpVHWVVwNgU.4iC65cMpxvXaf0d7F1T0.H8hng1F_dWH42dF2T7mJKkwbz_9nL3dgwZ4Y.LajgbYI6045g_VBW0mc4HR8540uzEygzZsQy5tlGW4sQDkBY5vsRpjC9GcdRHkALOF9RstIUiAxdYTspI.rKkwt_rprE_7qkiYqd6lojMJ9UVCK1X1N3Uii_xQhqzcZGtAgmEtHtTdY8cuAhm5w.UcHy0f8m9.k9oF_wzAlOsLNhge2XW71klzy47cNTlpWBFSW6qJYhRFYnipnSuZmW4JJ7IV1GVNKHNJHHSAN0fBRgeXn_n7w0.tLSuBnTJ52ue6p5TuZa8PImJ8CtiusbxcQTDbfcDYLoBt.TqBg_ns5AXtog"};var cpo = document.createElement('script');cpo.src = '/cdn-cgi/challenge-platform/h/b/orchestrate/chl_page/v1?ray=910fc8f5ddedc957';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\/4582603719?__cf_chl_rt_tk=WpvvxdLdt1gX91jy.xfyJfbxrHIJE2ruUuP.ldo4Z0s-1739396928-1.0.1.1-AHIquLZ1Pl1PimOEzokwSagl.5DRZ9hW0uJv.8KzlU8" + 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