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-327922890526.mit-edu.top",cType: 'managed',cRay: '90f28df0fbc6592f',cH: 'My9YHUgwFdzdr8NR14G9O6GjLHtWhauATAno2EFKcOQ-1739090424-1.2.1.1-oRVV825pCTvi6ww7lsAkz.MO5teg8hJoYjipnSId1QWnwadE48hSjIpmvZyV2Qxe',cUPMDTk: "\/post\/7591328460?__cf_chl_tk=U5K0i1AoaEoe6QZzFG52htXLaek8HEXfv9UQAFOAl.Y-1739090424-1.0.1.1-QA9GTZqwmt5HipQSarwi1kvOENLLM326SKbAMAm8ek4",cFPWv: 'g',cITimeS: '1739090424',cTTimeMs: '1000',cMTimeMs: '390000',cTplC: 0,cTplV: 5,cTplB: 'cf',cK: "",fa: "\/post\/7591328460?__cf_chl_f_tk=U5K0i1AoaEoe6QZzFG52htXLaek8HEXfv9UQAFOAl.Y-1739090424-1.0.1.1-QA9GTZqwmt5HipQSarwi1kvOENLLM326SKbAMAm8ek4",md: "cVto8JQGi.icU3Yrs5SgThOm.t_s74d5qzG1TRcNexM-1739090424-1.2.1.1-rAQeOg4w_o3JQJ0r0NA8ari.tAcQQ7nDU3QC8KWJ_C4HdsYIZzWfYTDDDNpAgxsl1ehLOFfdGWbL37yj9_fLjhl4011r8TMfKur884IjxYuY3yGFe47eIlqKNXGlZwiQXLs7G6NLU_vrfQCU62uIbUKjyHIoDZZ0v1hiMNIK0Hia7jxhuZNDhJuohhEbYvJaKI.Pg7tyJ22AYIsZmyhdWl44ohdt6g3TuriciS2N5wKnEQs_QlikodtsNILzdPgJEn1f3nR0J.JzzR0vr4euuxIu99x3jNQKBN4ah.cJitQxQwtAjXYSeEwDC2_YdAC2in.Wqy8JL0XvAXu.7oSB0e.c4QIAWFYTKw7.gw4lgd.DaHjVEk1.XaiOpc1W9Pz1.ncbu6f_p_UAX.W6vhM74RHTXMgdjt8dUDnBoDzdAh3IjIBzoVyP3Sf9wfgMoLJDJRYxw3DCOReWOMOF7e8ptOZ8jOVFZgz1KaIj3VXeowzlDSxngvRUN0fPHqMEQHS_KKlz5ygkLZBJ0ACJgqc9qOqW1jL5Y27qS2BXO507OZ9ZhPy8eGsI_clNldj5.D7Pdq99krLn7833eRgp5fyDzPfiKKdp2BNhvp7sPzB70gTjkFjUljSlV9Mhv2j9TvsDckTQrS8N2QGveWRwOyo0ziAD1I4gx.XHK5b4G9.iKPu3Ft_wjhattqISnm_nYPIPrcQFOkKjuicgc5zdcCX62tyMuvrtbbORjEcksd2FrVjv.mj3_8zc2JOpiRW6uEQ3jS9ruq6tQp_4qpesWQs3EsnHc5ik.sevQzgGcxrJj0i.PLkhF5NcQD6ZfHHW_AhbYsKscI9bp4_BcASFSLnPFQNAD1zAjLQ4.d5p_DL4eN.S2RU4iL_VFjJsaT4pOHBIUiee2zkLmqdMaK.Ti_dltXgIiwFuYiEAUeZOE8uhFVhI34O9V9eXgjYA8RnBsaaXfcdaK6FV9TLxl9lgcUTG7MkJNQRmy5Fyo7p_uVG.mhfdwVQ6c0qkTbaX9cYhC09oTAKUGEJX5ZiFT4PfhYGJcg.9NlRsFFpvRVZ5kUi9lYCZ4CVd.XbH3xp4f_7ltpqGYTCJNzoIjfbL_0Mz6Lszf5vXUzT7I1Q.npsMXRPo6onvKkb_LBIxAVUhCymip1TRMh7l3bnfrlUn0U_W7XEICj9z2LiUZzUJhxopbQzYg2buc.h_cBBfSybHZMYsBPHkIikQ7azEYtrO0d7jzAXBvVQZ6z9GvXIp9KGQmxSJx9Sj8RWnRxaLWNXSRgAAPmRGA920xsDEoJU2RODgpdSC14Z1LcYJ_zDpExXIljdkO0aGaJAuOLRWzFckWWcOQ7ft8oPejtcUcprTgtPCEtZ6OaCrHP6bK_aiEyGzyWBSPThqcyw3wq8pYklLxJxUmMFeUyjKsXE33oFED6V33wuDq4ecFZViSIdiTISB_kYjN2qnrcFLTMP4B5bShJNPxhPH_FsieCqHkXyOPw8I_up_JMiv54FCI7F.4f4pRKmyEOvtcJOIZvQtKcJ8hPH0CWF.wQE.szz8SBATj1sJDBd1bpoFrZXLWY0LUh7kaVRVt0sBEiVxKjJJlVLk0RXoJbThnxUucBP2retRPM2PP8zk_.3Z0N_yq1v70mu2XFDPJmf6.fnYri4dG3tRXzo4ShmqhMy6nbHbboT_P.bI.5IdIZGtKid_VKn3cAJ8wmgbkwngTmQ_g1y3C7B065yMILStvavVHW_ppIvIbEGUjiOlGm43EZJVEhOIu4nOUJkwV3JMXGZRIP5jfaZV7LbPfZ2pKpN3pPk5ZwWOMWzVXX4uNe8zhJdsZUf9xWhKlWH7Wx243FN0QhDsL6_2tq3P3DdkTy9eCBrPEpuuFqaJUDsX7JfZeqlw1RrsczKPwiEeRrOjxHpsCWDrbGt9PttDmolOzrSffgkdraStvASKysJ80bkuSJPcm7JgPdBt1RUAw3mbYq9ADxmIIvwUJls3S8NO_ifDDS6kZSY3DBRBZtTUFw4X8WBQ9Kt3EdJh.NOzsKLf99y_F7xaoWzbfbF1yyD5nqgXdy_XMg60D8qDFj_ZGFys8Yh7YXESrmJKa3l019wl8_DsBgL_C4Wp78OxtM2U4wxtBjBv8nSDVDmKw3p1RPhk5TCIiGnQz2WlLuYeyi4CUvkYJgnITX_Nh1VdPtGAHWVEnviyOb5ooWV0lcLIlDKxfVBErwkXoYbvVTyXQT.ZsMz3ZXEKLIUKx.FpW1As",mdrd: "utwepLSQogzrg2mgGNYEeygz84B.O7FFd6plvsn8ag4-1739090424-1.2.1.1-IhssSi4FgbTDmKi_ka2T2e.3sgI_zpQydKHNbublDKjD1oSIESCGN1Q.Jrt.rK2jRLnb9NzJVoccLql9dFHeQSbvyol43NBROy8hwT7PuhZiqGWZG_ztS4Zk1i63I4uLi1NeQktQekj0dHY1lj8_7gwCipTssxPHGBGdh5JF4xSeV36.BFs5D5IZ0e0sh5Z75b93XkenP9JNW22kQrmhU_q8k2wfdozT705t64dK4nMKNRaLWG_qxrtrUE8lZd87wIozyyf4vuCheQCbQoW5P27IpWDb2kkbCGUrBCKbD4WJIIC2Yq8k3UlhaPwM1wCQ0SCSroL_4kE.Csjt07wvO8QMFQmPiOfzNE3tMWyWAI5Thi1.x5vhb3Qyfr14Y6brrWxN10yXdg.Hc7wxEqT0SJPHymAL1RAB4QSy0un9VbR8xKij_LhPsrxc__7Xkabp01WwjQb0X0yjg60z4StAVIwHN9N1KValLWsssHDiDTjITwf2VK7xStJWbGkUFt_AP9fQ4dpNR.L36DFVd17WARld2B5kn4M2Nuo.PriYUw9Hdd5YCTFHB4ksaTZ.j7riGkvHAUUwdCmq2O0ijuvqieu3gRHWibnN.lhXZM2WfR.kY8ng9dP4.LZay5x71Cf2V.rF0BFcCVDgWWv.fjtl1q3bPpjjSR2ocBc8zwlxKvAqGk.TSqM09itYaJUTcC2UpEto1tL3F8Q7HxwK_sFMaavqretDIqzc_7pFp7Bptt8GlmkHXuD_YoXDtMLT.VErrc3b1v3LuNmBC9LCWZSG.OQfVfuTlPpIeO6seveXHJDEUICOHJMY.K0OTkgpgwdVx.o0rQFb67bG7NSQ7iUWKQdQoAoDwfYGZ9mWGyUSEExjQfEINsmkJDPM1wy0CkmsCUjBXcQbZjbAddp3WpBh0jcgTOmkuP2uPEYJlDayqhFEJ6eHQLbvAgoA4b38Zfbjf5BJ60EzBSrlGy67OfR5.GoIwETYbXULpeqxZGowCx00.6CJVACMF8kFuff69Y8aQBw0Vrz2Wdv39KzdfibE8mhueLAPVDXtxLLpl.XmSIBS8kidAOMl0l8968rsNOOu5_QpLsmlX6KJ4XBpEel6VD67ntUFidltsDoOn5LKBSv551j3n1H6cu3c9p5_..Kk1AqYZrhrQ_VHGMOJH5nQmisi_mSA17y8cabp7e6B8sAzhjFpG_lZBWPyCYHQ5EwbumcTejb1U96C7i8tDCPqxG9GDQJaFFJkmtpE0EjkB_tiUlawxz69UTiM8OlsPgwwS1mQmjfD3p2pk51LwwF7eiuaewoVNAbMEZLmmT3bwhcLSS5rj2K4xrXoyKR3TQNXSII2wlvHNdA_bM_QcfVO0kZ.dRqdY29ZIF5hhL9dZ1pm3pH0qHTzGctLIFbE4QAqpcWE78Z4nOuutz93qriPS0KXXyHfqpvjZqxQba4ErEyEi4CPK35IwpNJEQy.l91jnXL995W.Zf5pYJ8BkibWr6F8eld7IUGkrZog_WCAhgK1zYMpsbsuGGXvxKEKTV_jUsBxANEZ8tXvbMjtzCG8XZk_QC4AsDIB7WcIxTHZttfQQt7cbtDat75A5ZrHgLThFfwbbzbMlOePgmiXaCkGZOe.k0xtCL9oI8Go3efdBlD3LI2u4U0KkFO9sZ69MGZo6WK0aog_IWgJhu7fTeO4M0BADFc.HSyOrxK.3LBziia2ckoE8OJ1um9rZaQldCwXoNgUrVggPuOkuxL30s5A0gcTtVKv5vUEl224AoirjLOkgn2F_peeDo8PET0F8ul0almYnEBU6ZSnblgEiCOIfdhGn2fnqi7J2IxWyfGgrFY"};var cpo = document.createElement('script');cpo.src = '/cdn-cgi/challenge-platform/h/g/orchestrate/chl_page/v1?ray=90f28df0fbc6592f';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\/7591328460?__cf_chl_rt_tk=U5K0i1AoaEoe6QZzFG52htXLaek8HEXfv9UQAFOAl.Y-1739090424-1.0.1.1-QA9GTZqwmt5HipQSarwi1kvOENLLM326SKbAMAm8ek4" + 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