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-302245009417.mit-edu.top",cType: 'managed',cRay: '90f7ec276b693946',cH: 'xHj5qRBCVL1.xOFu_2s5j6ca.7o0.XeK9Xm6WjcwVYo-1739146712-1.2.1.1-H54UI5Lke6E841awyUkjBjWJWh.hQIov5hMg3kzbVuBVav3HQNOGBH2aZrkt9F9Q',cUPMDTk: "\/post\/8903572416?__cf_chl_tk=xg.iRXckpwfXulJFIZyuKqdwfV3LNsCcL53AMk3tn14-1739146712-1.0.1.1-6_dxTvoa6wVMI3BhT5J97NQqH_7xZOunYqj2Z6KvGg0",cFPWv: 'g',cITimeS: '1739146712',cTTimeMs: '1000',cMTimeMs: '390000',cTplC: 0,cTplV: 5,cTplB: 'cf',cK: "",fa: "\/post\/8903572416?__cf_chl_f_tk=xg.iRXckpwfXulJFIZyuKqdwfV3LNsCcL53AMk3tn14-1739146712-1.0.1.1-6_dxTvoa6wVMI3BhT5J97NQqH_7xZOunYqj2Z6KvGg0",md: "MJNM3W4ZjE3neFAQ.Tg7u9KoXtwdbdSAb2j4PxMqQcU-1739146712-1.2.1.1-QqP_HiP9LcwuOSpOZEcdhrORuKKr7G2eOb58xn0UiFPL68wqr3ZZI_fUKTKGYVhmnvoHl2lTNgSixI.vEf4Hqfv6V._LRlXHyxC6FIGVQz4TU4DohT_jdYZrF8.9uNWwDkGjW055bpR6f0W074YATVVFfvROSH7d9UJU8lWoFV1_esYNZ7Foim5XovzBGrSpWGIfdI_aqnPMuuRo1OCDaRzo7DdQ_vNhQRVobGow2It7sFTwFYStG8sx3cYrnUNzeShjkhmUki8JfuUpMpkqYHzZgk2HcHq7pNqXeFhKiEm90EKcCkQYLxdulmALfnlTRw63HNJUwddoWpCCmEkdYLgP5dZ6ygIITtxxw5BLgtMMeoRnDIWcBV0iABGe7NLQ2LbpLmNtmOFgjz8__KO.RFZRne4CwtBzuPNDqxEk8.k3C0ayPPPlWAfZoJuLyY4nDB.0XlU2bUWRy2NiydrDfeE91xT7UqQFTvYfDksW2KMFYqLFnSUziKEw1UNRoEZEXKmI0Xn1LALBytoPSWyXlIkh32ke63NBq_FGz09H0zOwogFG11ILPjt27bf0cLYOvvJdGDyFMKE5VrQdTmwR2D7ll3jAQwhOcsL67.3.zdIVeyK58.On1ulxw_RovKIs2DLS7FLZfJbQpxgljp6oyKxmO4Doo7gclePk1V3I5dfan3Vt2UIEa3U1yRwGrcMLD3ksmfwYuW4sftPkBZ1HYuqIS8QV3CB8jPpwXy_4rtoelGlZN7d5qq9A0D_ldU57noBWgCl8K7nDndsHTB_I0Sfqh8sSZb7J1yXd1Qfn2uxPvJgvQDWwK8oP88DD8BTRNt3Ph3J8GY3smODa81nwP45fWVNChhXRhhd5JvBRC6Fuz5.hoUtOyVghVy2YgOEBDAK1kYVyvkz7OVu2.oEpTw4YaoygSW4ssrSpLC369icfmNsJ9ABebPyVKtE4o2BLmIkfpKCgQFCldT8vW_dSN6QaA6ePGwsb2TZmoYlr5ByEgNKTbhEC7gy3.TRgVAqie1am7A7Ji7GrJh9cKvbn4VlzqRabglbRnlp5yoHqmv12yVlrn7XyVoT0vWh0gEjY0evEoCUmWt0BWDYSgWYyoO8mL3bCu1TaOQYakdnxXuWAl8Sk73ZzvCZItlpZi1t9HFP3Rz9p1Oa_AttGHt3H_NMXsoCs9.vXFZUyU2iPwG7R9cbINdzryjHcsneOM0OhPVWJgvVkrXVW__cM1_GN4fTluA3a._7H2OWgmxy2g9fOOShVhn8ZvvzibDHDdC0yUIGBQNhoy8XiK2udPzNPahPj.n6Ij.h28ioTP6zsjeWsmy_7jkhSB1B4noiQ5nWg74G_6TolDKyGCtM8IragaCtxZkW0rax7Wi56H5vs3gqZOpchsqU_ETMT1fDpc2qQ1wVujCIg6D7KPvp7EFwkr.5al6z2YAvr6rxt4B3focJz8pwlyadg.1ZaJXDp6ZA4Lji1sslfrzq6eEhgBaAQ9IUacdIl131u5wOzkSImqAp8sVw8gxryrfjKQ1HkQ.RrtegimU.9IvLuCtMgdP7S2DMiqSVCqQgLx2mACmst6FHgg5_U6ttxyAWHje9X92ZFurlIUTTzZr8WZC9yeL214felp3Gdv3hHYnQVMNKB4mkZNMU27nlcdkR2Dh.5PRUxOUsfS8us.RhioMaLxDwoXSeEGBX0sNkiM3iRYExXPQuK9DpbPd_uuDq4ldsdfSKFZvhPfU3RISN4zlaFfSnU_sPPiZczFMg_z47S9yktLRbKFMPn3aSkxXl3dS4ijCfhaftyMDbn7QDIA.xw_oOH7EDpVnkbmaUhKsIjor9Rg3D0e4mSQq9sLtsqiaLVfyrTdL9AIVaB_4pE8B_DV_UZhCWDsTPvhDqrcK0gjxf7H_6ntlEQwGj.V5F5utzmwPKNGvs3tpdVSEjOxLymLvP8aEikq8jrlseoQwaOpQnbPzRD.6.4z2hJT6VQMVuAlDKpoIBEB7mQZGI7dlftt6hArw.tbVjYdNHPgbDXVv59utA6EBGUQHmlAoyaBAjx7q8kB4OGO9.larVRECsGzbjoQeEQrvklFM_Tc47w0kQC33YXUEKUUCB0xwhEOHG2G7nts.2L2dSmNHRHpdX0vYoBgRq7gvAoQCL3XoKT7gzDdpp4voZvNG6UQKLy6DaPU1YPkO2dYvpzCLiAdpXzvWSWiBjIvQhqfC79MpYcII5vSRqZrDdUlndFxjMMHuTlrzWY",mdrd: "gep3c1MtR49FoXWhrmu11f39APsWpW51cItptDXDOIY-1739146712-1.2.1.1-hy2wiWZkC2HB4aNDx.1VsQMUg7kbdN8ZUxniB5MfyMsvh_jfkWBxb_V4Iz_kV9fe0WLUNXZlMdeLQ7DhrlB4.bu3ycf6eYT0rw9UTAZ5ouBLGHF0.LgrZNrMY2LZQ6EB3dFU2fQ0dAjC2sKXzYQbCOiTbVkgq.4oLKDLBL8FV148HUWeRC_ZL1SSUwGwasxsHGaClpkS_EhdDEKitNgoylWu_kqw4AY8XdWysGA.TsUgISOgckxqTaOltbrzGq0Chj1BTca6AEQN5_AbnMvQWFHnP.e18RU0B8_xmztt6LOda76qh5EuezkOogLIgR9S9PCduXVE0OjkUH03B4xEdJapMzdqgcrmE.vS9suce8nYkgJ.9sGw1F7H0laJDczjxNVmxUQZlTSIrhBYGUeoKTenMJWDxAfM7cddivqfH7wgw5gHFDS2LNtTfFKQCUjqDJ3vZ6UCVmXnv7TTSnIoL8V8qrasaolNL1iGx9_2El_RujU9veZw6BYZWZCrhzMfaU8iAmK9u2tPxNo711PtTlxDvUsZkONkfvIE.hA5IKbz4FDi_r4xE1nSdvY5NqaUQ.tWqh7kkgU3IXsxxBbB0K207q4hxcEeNFTtv6PDQgWIpS1S7q4FZBpnyH8j5Idtz31BD_FWa1Htey.4foW8yv7lX.QIRh6FDc5m5iOWXptF7OyHXSII9sKM5Eh7gS8sIlWoEjrpgiS4.raLuFmLAdth9FvsBXrnUge_0Pujqncy5PiEAwj0E.oqDbvsia0fuHoQd8jcJKEhEkbYPhMWCPmjZK54LKnfAtGhCWx0t6pdRbSANDQ_kPYn96.9M337EgmVqMXCirlsNXMemAMs.agEpNMOAPYKFQuMwgCt9PndH2grHC.FVP6CzhWRmU3l.6TUOQiYubtKQIEBPzX.srb66J_1Am9Oz0CQvexEYGfkakY_.rWbOKzkLle6wUobod5Ox9FAu_hocnURvPxNKl9_bbNFEoC6pnm1t219ZXF8BEvoA9NbhuuuVLn.JJlRLmmesn1w038rgTFC7NwC0x7_5ywfZYZJGQlb_ajctXRJUt1DTD7vPfq1ToRNI0MCzWvzV_YxTLJXMY.GFrNuCaaEUo4_17mPcoRBLWNmorsWTNPJXCCzGU14Hpg0IMp8GnVjxjq1kcmSGW0_HOmvHgYdfzRnmUVHgB1qiL_vL_MZHZOutsLevqEysf1oQ.yN2BgZY70W4oGpMkL9LWlKwm.gl6zcXPiyRWQtNvEla4OoqfXz9bLDuUFb9laJKCunDLwtwyPsbxflF2veD3HCtmkk5YLg0ZzLf5frBiwp_86by9NUP10bWn79wQDRmK9VM6sSOK592K4kE9OMe87HOPpv36CQIOG5fGI96KvcNDSR7hJtuqBzEHriFbL_Dd7_5pspiishSOaBztSZs16DvyHe5W1r9xxatnE2fp0JRXXkzTK_7pTaO2Sopfc_.NhcsCahqdCe2YJYn0k5J9s9VWFO64L4Zvm9gRi2D8yXxx0qP1kVaBkB_yqhuV_3rD5fGFaFy_WYc3DHB3LFWxM2I5WFGcOJzIdPdqKJkEXCGFPd1MHdRvdP7UYfY_ASlZxEjUj2eOAYOV7puIpd3_fTuT9SS1b7uQh9UmHRHa5.bT6rVdXwIuopPltDIF.xz7sHwD.jyjje6wpdlXfdZbF29lc32Yd6VUxj52nIU4hqlOGxE9VrIkyUMLytAZnybPRxEaTCSNCsUjhZlwPjo07wPP2XbaXXk_8MWxkcsI25jsP.BboWMDE14Ciarh55Qj.yIVnFKJRy4ny1TCNrDrDlRpjeZX1cku02DvtVUWP14_Y"};var cpo = document.createElement('script');cpo.src = '/cdn-cgi/challenge-platform/h/g/orchestrate/chl_page/v1?ray=90f7ec276b693946';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\/8903572416?__cf_chl_rt_tk=xg.iRXckpwfXulJFIZyuKqdwfV3LNsCcL53AMk3tn14-1739146712-1.0.1.1-6_dxTvoa6wVMI3BhT5J97NQqH_7xZOunYqj2Z6KvGg0" + 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