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: "00hv36.mit-edu.top",cType: 'managed',cRay: '910de8cc7c250854',cH: 'WyjbHx46dQ3Mjp0B4WmRzMLg4WuXLWsBBk3I6PL.BeA-1739377261-1.2.1.1-Izdp2ibyuD0EY6I1WitQB5WZAzvwHP2kfAfmArJSqKSLylyljvJem7CXwOvtYm8h',cUPMDTk: "\/post\/4982165073?__cf_chl_tk=MIWKU53K8tubCzM3nnGoAoKz0UtX4Z_3hJ2xILpknRg-1739377261-1.0.1.1-PPkbr.34Fd4r88hQg_V2tZqrPm73iOUBDVJJBiZBu0E",cFPWv: 'g',cITimeS: '1739377261',cTTimeMs: '1000',cMTimeMs: '390000',cTplC: 0,cTplV: 5,cTplB: 'cf',cK: "",fa: "\/post\/4982165073?__cf_chl_f_tk=MIWKU53K8tubCzM3nnGoAoKz0UtX4Z_3hJ2xILpknRg-1739377261-1.0.1.1-PPkbr.34Fd4r88hQg_V2tZqrPm73iOUBDVJJBiZBu0E",md: "WNnwapJ_kLHJqXwBESlRsZVIF37EeVA.eQoubai6NQ4-1739377261-1.2.1.1-gDi1FcwUTpcQc1WRmQcMibXqWR1VTcwzyp0zAwxXcG.zoZeHsBUGoDNCUQYiKT1bIEWMD5bN.JyURPd2UNVv010j2xJzYjGmay.MphdE88.uvj5dDQ9cAbqh4J3ftQa28OWeQDfbHeuf5s4sD1NTOqmwEQZSiM8dDeu6kifujSeSCoUEGPGXgdV.m7vEosYr1Rwd4m0aj6kd0nOhyhEGnhRMErfUVaJb4BoY.wE9b6qhCoIgf7DYjquZCwb3GoR5Cbv1Umm_cj0BsKJnuXrKWPohbvuIlCelCrX2k3uhnaD3WzrIB_FKTYm1mPhO9f7n5hCzhRV5ieoVCWxOmhiZw5P7irhP7583Z54N74Iqx_7JajT8sAQ13jJd7fXe6U7NKQP2c7doQ._kfi7OgjpdSsPYPYbRFY93ut0NrVB1LTH6Lug3KITdlcaMDjurZVWsZHeDZ3x9auxnWLt7zk4TSZn3qz278mILEkDsMMr6BxEfYZtH2wU_nvxl5mB7geEkmVkiVofpZBdTiZnCsJgTXSxNwDsyUq1Ypu.TVsbtDDw_0p8YXtZbgxJfif8CaDaS8HElOc3XxvbGv0hA5vQZyaTCRtfQ_gDZZl523JPFic7A4R9L_CxRiZmOnLJixq9OBS3JAGjoCX7EVNDuXDrlFqHXWcBFSmWnjd8EUjvTT0ff6MY96obCUjQ9ONRPd4y5jcUqRF9g8X.D9H2hVHnpIWRyjip93vXCqILUc9EanGQuvFBVuRJ.GoYk1ChAui1bSWG5vD62hxGgCiO7QmYWgEBHLwvIIblwRFOgv10uWjsEMHKMMSlYJQdT_24C.mX8ggT9DPXt0aUB.XgD.MVMVxLnk_e0QrhwR5az.cIBJUdSS5BX5Y1pGbLVfiM0wU31mQdNttUy3EBSxSw4GiVzXKdw0nruIe13pil7g82lvpMd4bcf9rNN2p6KUn6fbij9i8uRDka.PW.kA_p7qPVNheYeOIoy6y5dexktfjXnTyBzrpAcO21BCNe1tk3x142IXmhf..n.PwnaYLcZpM4TFLluFTUoHPaTUSkxab2VgpLOunMcQAeVDm8M7Yivy0MvGcczewJyLnQbgCh0wFAZjKt9YkQNWcox_x3dxgEn8_3KVMLCecp0NSxzBp8OL05JQw2F_qvZpeRETzB9TWleXWWRWe7NbdE5c780ZV0zjiIcEs5ZPXV.WlonBdwwzw9dCnAJyVv2TBtb8HyHcQ9MG3cdf1wR9VpADuYj0pJK.XbQRx.Z7soqQbGO85ESjahko_N1fZD7QHuEjEH4UroauNq23eB8pLd2_042b2lIItuZjzF5u7sH._NV59fdOeuHMiPPT5.IqlihQCj4mckN_oXTtyKouHxe2N8.OXFMISkJ3B25fci5r2ZGfVktUjq55VeTSu9F07q2pt83NgoDbOT25u0h555Yf6OLo6yrEv4_9a4pMNGYItKad_mvwmeNE6P9Sa2bpnfHYqC6TQSQd30KGvCsa1hFNaILQ4zvAKgBjSwmyhMvg89gvOe_wAUDmxoyCJWAcXiEXxK8oAuK6ASy2.YhnkcMl621Rz1Jd7ObEj8OX31VcH7wUfTV1bdZjtKA8G0KvRlqRApzJtC2yI6onsLUzLyPBTMTHnN8zKoa1aD8POafj9q_1baMLUCBBIdpTXz3z5mrZU1fW7B0yOGAmEhsdfOOpRJMOcHYifvDzAlNVzVDECL_lJ3Af97Hctjf7VK6WslW0MGCVV6XzGkfg.v9ezZd5pO_5jMdmwte_byBst5aIvI0mp23JoGEJ.UjlAyu.AWcT0gtb9HNeDjJLwwHWT_Ook.uiLh73wZ3p3cz4ijZAVgH1sezATwKXoY7gIpYUSfQE4E8t632KLQsqkUoqmGeeCPqR99ZUORgvaLKG0Cg0FNY30fhCRbKMREj3Xxy8My9Ql4REhkui2Cm2UN0B8hKhl4CnNxdRVZEzNHnmiI8nulHJFYpYE9CVgAn2K12Up3qPEwzgeCOq0XF9fEe_fZ8UkkAJKA01oZp2aAz7knT5U257yYRmhfG07ERYe5Ku1toiZ2dSVUSE0fu_zdTkgnjrj1czN9rIehW4W1d5SRtgctoGkPdYL0wnfOTMMq4Q7lkM.ap0xzIhBNSjUTzKN9uVGsrMwZfXmUCMu5g1EQA0Gv0W6iluGM0LJ2DDterY1TY1V2aIQDUa78LFS0sPUQvMj.MkQ998ys",mdrd: "N89eCgMtxphMVLza535.LO49woBf7n5OKgIkBPcj.8U-1739377261-1.2.1.1-GGaKfWRgUM8dGxkzpulTgXx_j0G30oL.ojewM3aoYMuv9WPAkD79PCPGzTtchhvj4hZ_8pLnlxc7eqwSRHBkr.4JsPBXMwt6MPX8rr7CzrqPZXgOckOMT.0nVAGnXtVC6uP8nX4KdIJnCOkLRdZKS.DWKk6a_3DKxR3i2XvoeCF3gmzxcw_Z1_FqCLgOKLpEbwDj45yi2EiliZvhMepWMdR1oaIa6Dv5SunYdNERvbd76qTe33h9XF81cKKr2xus6GmX06eVP_6WiiZA9brIR3hycSQdwJukhd8AEZO_4q9WRmvKYzUbXaiablIo_HYrFEsChGZ8V3xlmQF_Qv.SAqtOqQjl_Kk2vSbU18xpuiyYZmeSz67YVVK6GX.wCWk2yYvOLfRitSPvobQROgW3wNdtdl4zYBEj1gHDsvj2JsYMp_eprLHORfOk8V87s.HCVRenyzaQtLUbx_gTVxCdBwjhb7jaKA09KgQFIe3_VlGbLFtDB0c.p8PI3UgNS2awIz1DtDqbk9kev_KU4gc12WA.lSpkJ.1K0FSf5PhrhJTWAvLPmhzDPaE0BQXcOgT5d5aQVz5IsSiVEVLjhfC7BTZe4r2u0fdxjnCBQe7w9BiBTHRM8BJXyoHg.iUB1Wh8mxESB.wAH2N9c95IpPY5siFguZCtCq8n8oUDFYCVlmYdJP6z8hiPhC0EvH4.cOdAm_uHo5kjdkBP.nZYC6tuLqCY0.ZjHjIhgy_XK7.9BpbI03goleBk1jqjfkPz6yVFZ8YqEVzoPuXkKX5jg.UBkfAlPXIOVlrcRlVotoFieEge9IczJNyfmExF.2BEcI7kLtxMzqg_YudmDM9ZJJ1ZjOkuaBAvRNaZt7TX87P27V6wywkE6A.fSvx.4n4Sy9LihC5BsjI_z1DwP8fvqOR4RLLXSk2Rl.R4PfWN6VDbs.77P3VuJtxbm4n3K2xECL7lPNbvRZkJZlQlu8bRSR6cmPAFNZ5Fv8s1EgLFqqfV_Yf9h85mvxAkfVkyMEuSkakO7_p9lgBhhq_prKhywCYnBJmmGlEJVDsoWiSwYXBVCjq5wnGKvHxTKDvvYmnrKKcGFmroM97iNYSmRAMHZ0e4eRn1kIadvUb4yuiQWjdKignzl9qdbCF_cK.vB.eo1xgELWUJi3PLkWZVd.rTpyIogh5FQ7h1OWj3AyZ7QBum9jONaX6aVOBz5AIay.cpmL2RE1kch6ADYZL1c6l28J.MtQy79GF3tzTp2YAtTiSCqX7Hk00rYnjRypst_kBOPcrC6rOwuskuFqtJveWyth3x4D7g2cvdy.bTk77PFlh9aBJrhnKO5pxbT5J4vRimFd5cjued5dDzH4E_wl_dOgtV8tJgEemxw3qxQyVlWHUF7Q6uQcrBKgVMMihp4QlsTbpdRwFh6Q3xa089tHnmfM5z13Cacr9AKFjbNJjJLBf4enJwuUHnRjs4p_tAHAGBIfdQeNWAYgig58oYXOwT9rSinknc78rDQ4msPB_xZLDCVGtsccIWUXNCvvmlE7GyBOuKoUW7RJqgNtLKkypgrI_S9IPGVAHUIkBSs5uviEoWtbR5kzkiCRMJQsYX162z4PccBwalbTbjG.HMM_KwOSx8.hJJV3qV6iP9oIyNcgFycFN_cbq.BLYBnVYDUtN3T5y7466pmQ1NEVWe2amO9vFp6WinZOXIaMq8dHlf3Qex61_0puNezMeaFfJX2U6saRGK9cfo8mSXZIhvM03dT1KDThS5xjj7VTNzSVBI3u47j0SNNG65ZgWCBFzWMM.z3u6t"};var cpo = document.createElement('script');cpo.src = '/cdn-cgi/challenge-platform/h/g/orchestrate/chl_page/v1?ray=910de8cc7c250854';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\/4982165073?__cf_chl_rt_tk=MIWKU53K8tubCzM3nnGoAoKz0UtX4Z_3hJ2xILpknRg-1739377261-1.0.1.1-PPkbr.34Fd4r88hQg_V2tZqrPm73iOUBDVJJBiZBu0E" + 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