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-101737617181.mit-edu.top",cType: 'managed',cRay: '911056d2c8be5934',cH: 'hFvyYLEo1wc2Qhzbd_MJ7HDGTEORZensmg325I7JBNE-1739402739-1.2.1.1-VrIeRAe1S6Z5ZXbD1EtCvzZaHcev26.s1eiHSjP2x3NtYWWFwvefMQXynkkztxLD',cUPMDTk: "\/post\/9634751280?__cf_chl_tk=YEHyVEmvEJlsj0HEeCLhKQc5RDq9WL9aXSYbE8kn9LM-1739402739-1.0.1.1-kXeyQe8ao9N2THllzr6jn6IAAuYn5JfHcLkpOEq8kyw",cFPWv: 'b',cITimeS: '1739402739',cTTimeMs: '1000',cMTimeMs: '390000',cTplC: 0,cTplV: 5,cTplB: 'cf',cK: "",fa: "\/post\/9634751280?__cf_chl_f_tk=YEHyVEmvEJlsj0HEeCLhKQc5RDq9WL9aXSYbE8kn9LM-1739402739-1.0.1.1-kXeyQe8ao9N2THllzr6jn6IAAuYn5JfHcLkpOEq8kyw",md: "e_rpkvWrtdJZfCaf.1FevoVagEwszPGA50N7dLO1GMM-1739402739-1.2.1.1-2bS8NJjkB3Q8H6Mi.2E7UulZNsZgVnXD3mxjUvA.5pgpA0k_Hq8ACJpZMtxJ9II55AftzAjCYVydxQ3IajijnAMfibbUoUvIFIdb5nC4ucCHDx5DqCneUzhA0GGfv08ayHiyz0SYFLUd2GqKFqIA8TR5UjDOylZuYqjcueNUYkDhLhYSr0405Bj4VZkM6IfprIhjLBFQ75LuPK99GXu3XoV.3vSUHxEoWtVwe9NEqkovuLU80YfNoX6RC_UecDvB8gzc0FSaQdghiQRHW_s7mI2By8q7LDeCq89kP7nTAjWFNsJ4zPgd0Xmiv9eGYkJVtphaWMHp6DXxrH4PALBBENd8i05vT_RK5c53GC9i.eoNOmGW7thtVpEAdXioLkChIguYfAKBrmKkpBYB7kYc0xRpyOE_wtjXw_.8zUmMll8e2C5LnQTeFyTQHlrRyZFyoGjMbvxzZWq6ppvmcsPVw3N2Mhi.1f_6fouZpUi37fK04Wkmez.4ltDi2PXu_ppihX.0bWUYTwq3IKp50Cx2Vtpw_2ypizknCfKhXUJNvrIgLPkAcD_Sz5EWKdeOGUEr6I9FaxOnzNKEfUYrOVBIwHO5Itl9JNZ81Yt_ddk5rdNWa9PhZkXvkum8HVDgklJSO5Po9jgugWu62vzN7gsIElM_9uF4mTy.1Br86AsgRwoxozkOYOvESUIlK93eZuhhLXzth66oz7oP0omsQrHFMiRN6CCWXSZGDQUis_7j2hcx0aCUs4ShdV5BivYYfz6dNRDr6OFmd1_BaftSFFBq6QDxB.wX7R3XIRF.pB.bpw9SvU6HpCP9rLfJvPBxViS4GdX08L75ufkgi3RVSWYQilZZdm9hHza3fFbsUlUBEqFs5S5PFO.OnwlkKCOXR1y6Q49aY27yLcOXJfdrtg9.FxGp0SCVNsHqGxBmZlILt4NWu8l2fkTs4BaSJwJq8m0h1GkrbOZlaFA4AWOzap_wza2WHvRMWVDsPeY8IyK.T2uSI.oX.czbcweQiY9gjkJWzL762hnwUtZIuyuG_JJTAzF5trWSQlRofcIP_NZrPYzdxEdc5bJvdBpQQBk8Ahq49x3TaRzli5PORp3i_kEjAIwPbtezibSPwj_EWmQeFhdUrlwZ9xsWNf1tInLy1sngX.Op5Afc8trozHMwTlSGj2yCrLsVj8ZgAr_xdAqny6ipZkJODDO7_WpxK8q364a3pbzvT4BBHfVUFcdwo_b0GqbPuHdG.opRGMvv.Obw2pgaTVyeL11UYN1HZzpPreY8etuLgimadeifYFL1LhCUI5ginLuejkBKTuqUmozuSLdN9UP5TzL9lD49_bv9M5VHZWdUTbTF9LvYbKcG2.UERP7OxkaA8FrzxcLkvbBBd5lzCXVDXkvzEMVVCQi3YGWqEeesNAcJ2jt.u682rd_2qYAZsQ34X6QfavFv09OnXWhTfFucvXXzw8O.MF0JZ2BLph0chfD00J.zIlhSxNvbzc6Ol3bPEm.NFimY1_cvWzL5B1fZKbQWMe66ZssFKLr_O5LLfqztXOM27YTR5cPnhB1kfBCeXfZw9a4vIeESCC7ZKvpHCtv6jFBTFJUBlHbJ0X6F_5nd7YkAPnzMOWI42qiNKdHz1B.MxoLMROs_uhlvQyWHDE1lSTvuD2OncqahWxZ7kL_j3WCBpT3gdUrmaT0MU_7JTSddd9H_ZHINDb1UO7kfnbns16iGUUBZnuIn3kctnYUA4izd52t1jC8IZC02npxbmnBVEa9mZi6e56UHYoTVOEkk2L8lYqh2sSUwdMCP891QEAHEoGI72I6e_.RNXGKCkU66tK_199Y9dTH.CPWTuKudw_BAMbChtDSzd8WpH.8rEKVnUxdfK4oYlwwQ7rrg89aMkqxBO43V0chtdgXKbyExDqzXxtUqHg0Bh097E9Air.ggPgoqsV0nGRQy53mFf5ofYUW2MpftWh6UeWvIPkIJ4VLPJI43enscR6hAW64_f08ii_4eAbBJNvI224zfjebZ.KA1aSYKPEl_IR9qVpTajONHjHSJZsKL8curoQKkN0BFtfRDDYEzPV6Idp5ynfGeQ.l4JKMXSA.jocChJCBxqkpdvuSNahWuuEbogFwlggHhbMCGWyFmDCPj67OZL5069oydPfU9O50hNY7d8WEJqDCbIMOYgGcnnFFlhc4B3Ow3IqVsdUu6akVl49FYVt2_GNwv7zLE4a8fXooxxZSy5_QjDK10w3wv",mdrd: "sRpwNwfg6LfsKUaLzyTeAPjDmbDGL31L3Shwbc40wmg-1739402739-1.2.1.1-_3OajB1ubSzA4X8hk_7wWsoNmlwrJimYKuMoXcSfYmiLRK3DRgPyOrlztA7yqxcXr.aQM6NItmx7IRTQTSXR4EzXw5McRk6rpmj8i965cS745LD617aK_htDAPX157GiR8L13C4EZSIZmwIIB0VqH9nQcpUq87fQ38dBIp7dWDnPIKeB0.7LE23kusudXU9ZbgiUMUY045Edwk_se9d5_YeKnpJUXwW6.ZvAFq5yxnVdCmoK4e8_jgbtXQT7FVxv.eaXNSCwwD5RbLS4wLQSRud2lOOoGU28yGmgZH_L4muS9zC3HGmokiLguVBqCOnJ3ENcGqa1l4xGpUEkLfs5.ZcUBMhMD_NfrwtUmaEkvpmp69x_kHRNMAFKt68nTPJ7CwvDC_bmo8i9ViQIsVmQJbTUNcUEAIfP7VT8mCkglGlUmUKSGVQ8UzpZR4T9zL39PYy.LScPoUK16uMKM1LliFaDdg_171KwIadNhHAaM1UQ5zar7xz6QzZijTcDPnq7HtUSnQ5.bNNmWhy1NZ8fsl_yjq1X1FDjNpUfXhAhUhNKjRZUJUmY52NJp4.sDX_e.sSC5zKm.gzV3eJCXsoodjlzAjvMF73hj2ewva986ldK9xy0Tg3cdcW97oE1G6lNi.iRwBZ7vO_WslhB1uCHBCPHhR6odzyV0HXIFAYfpx.XdDCpUehQGrNdNtvSkDGduf.wFOf3MxxQmEGlU7pq5m5bkNvsJpgU3XZ.Gf3Mov2jld69UO9nvFM9lSagdu89YC76X8qiIkbCsU1lwWtRn6i3VnZQhhQxwHHJFEij5AvkGJm7owqi16b4w_3iKvdGzCEvKiw2ty_1F0jhoqUEOSEhe5L0zy7OtS4.42y.K6wSUrejE771eS62YPnK_Ww5q_n2txffTRdv9dBEXyDs5PeL7YTNV6pQrebNKOQVdpylsCGDFUU9V9JMWxch5cCPUuMIXVJqiw9UXnSbwBUMUVT8nns4xG0.t_wHZDSd22ogDV.SeKSwr5nVG._GPvJrjnY9_7vIThkXXgTWbD4RmkOR_KL30X5ex.qzVLcmcMarhuCdGHN89p31Xdsopj5YjVxip4j7j9NEFFyb6N5vpqimUtAsFXt9nKdWD1LFqYTnX5_RTRZmbyUUWpnfrSUv.Q80j1M.dSWI2Eq5p7EyySKx5dy4etlKqZWZDuSWXWRssBd0xKPHkC50HthFENUdqpInjSv5mCvuug5NF3rL5BzjQrToTxA7XESkCuQdZyy9U9EmO_RfhT0N1GOlLy7u.aT2Q8jHOAABkGgC9sHhEUkNlBqmt_afxz08YMw.yWjvl.LCAnR2q0SqI17TujS0PGn4qFMY1FlrB6NPKtXCmgq_knNoGDrP5HAULhUxMqzOUaBtxZZauEeNhvzv6Yro5Yi6rFDm3p5C6N1so_gcxW3KsRBeuj4IZv5SRYDwncClCSJ0jXZI7_.dRymmazW14vw39pohUyEW7C52NknHEnefSN8vTWP7O5zmFwBN4_jRWDAo3ZMCTHpdrWyKhZLQRyPfFrGEzHj7EvvziPBp1DeypSHakZUC6BrqhQZeIa1u7wuzWLjDXKrWW.idfjtZjWh3PjXusE_SEd_iJjUt6oSXul9NpJLtRKzAfEx_08mcrXSv7PKQt39n7gVQ0bJFb4oIYuKTLBL_keVubguVnKhiZGpTmr9WMvDU1obzhTCEwTVCe86IWmF4tPQFxITUIn84PpsJupevQvQzfz6DO6DTN6T_.QAA7_Y00IGS5aM0vR6aOQ.UryZV_ELbZNifbtrrFZk9AIlhU1Fg79S2B.r0W3jCCou_u.cudWA5mSw"};var cpo = document.createElement('script');cpo.src = '/cdn-cgi/challenge-platform/h/b/orchestrate/chl_page/v1?ray=911056d2c8be5934';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\/9634751280?__cf_chl_rt_tk=YEHyVEmvEJlsj0HEeCLhKQc5RDq9WL9aXSYbE8kn9LM-1739402739-1.0.1.1-kXeyQe8ao9N2THllzr6jn6IAAuYn5JfHcLkpOEq8kyw" + 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