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-836856743857.mit-edu.top",cType: 'managed',cRay: '90f2395ddf333973',cH: '6QgbneaLy.DHSvIg.eZuP0wff7yvRtWwY9SeruB6Gdw-1739086960-1.2.1.1-YSOKuf.baVLKPuoRd03d04N0xxz.395pc66j45SLDpIJD9Znk9Ul1MURa1EXuhHK',cUPMDTk: "\/post\/6830715249?__cf_chl_tk=15xRDpiNfA8Eqr8rW.8zlaKTZlBF2PtF2Mij2J0dfwE-1739086960-1.0.1.1-Ep5a1Ol0zZ5lEENGGcgpmJuwaW2jgoDvxr82kC4lGCU",cFPWv: 'g',cITimeS: '1739086960',cTTimeMs: '1000',cMTimeMs: '390000',cTplC: 0,cTplV: 5,cTplB: 'cf',cK: "",fa: "\/post\/6830715249?__cf_chl_f_tk=15xRDpiNfA8Eqr8rW.8zlaKTZlBF2PtF2Mij2J0dfwE-1739086960-1.0.1.1-Ep5a1Ol0zZ5lEENGGcgpmJuwaW2jgoDvxr82kC4lGCU",md: "KJy4rl3phxfFGTHip9SurQbvI9x.VD_EtNXfKCI.gbE-1739086960-1.2.1.1-eyrstnjgCmvHiAM7elva6LZ6oHCdxVH0Zn_nKBZvqrL37KIsb1V35VYXHTTjrdV8dtgIwfx5G7PEkvsqu6bUTXi5tW5C1rCrlueIjP9HI22Sgou8IuoMoVPfyE4fVfXKkwEi74ee6Zrf6UzP.kV4rmAYtnygGr8f5m0cRRGcdIys_O0SntrzdL3UH7zAUbLHzqR3O.JKfMt5jevsj.8zJKdWJtUgiljU_3r6LSGqi5QZHzJsZ4yghD5bikGBWioxnGzsg.GKfi2JQXwcD53FqWSJKRaw3Ihl0XnkK_FPP4NxUo8FAra_ZisEIFXpzKIZfHzBqDfuZReOdoPMH5Y5Tao_Q6RDLBG2EG4wKGHYCeqZWWAgY6sRnjEMwV9veyLNVnsfL2JNFHWcqeoAwPi_i_Cpl1FnckMFwL8fwAu8XNDV9Xg3Ps6xQn.7ffcHAmpLZyLTH8Ni1W_PmdMftFqhfIAofBkDsz528EUdUzmVLtAM_Q9TKnaMtQhtZVEt89M5glXBf0rT1wGdM7XHpNDvTaEWYDkh_pZ7cAafTWnD7uF7KBUlG4A9BqbplNwagD5RBewUK4VFjjetVb8bPhey8ZUGV4xLVgX6au9kSTNroFbUrAA7pTuh95KFj1adS2l0FZk5Yzrx6YYDenDIz8R1OgjcNUQtpyCm3lKlpB94c3FrqRTL1kH2lDBbvy8cBDFJjMDQJ.ZDtVCitusnNd6p61wimvwk3C0fd72o61OoiSn.A74U4Z_LELsOzCl74ckQYwc.9yH.WeaSFfoQA.GfHrl_zdcPx1iJKXMs7GSm13GT26p.ca0PxfK3QahSgDlAjhwJ1DV0j6jYh33_p5CJOAsJdzIGJevecCsM30F2h0C.DR2QRQxP9SxuxvRrsNwF6F5UjVMwmfdKKQ9zLQK1LrpudpYruhrhk.HhfC4SKBbpQWwZ06fsHko9vlibrQGikbph7EU2wZQWP2uXMmgCAWwdVsDdJqK8mUbn66mrCCPSzyob5AEOeY4G44QrIOm7PRE_fqIGVlouWppkUKcjFHnfzZ_yC.K8ZIbe44G_n4OV.zRnJc2fWoyXGmJxr8OwQ9sEV2wpWa2lKK7fXks2TiQosp3uIMn0uwBu_JcAc7zevwd4E3xi9cLykMn6TCoRNz9k6YVeWxdL13Y4tz6Pj9HaIiGYQUAvpQOH9SkiCkvrjT6V2bdhEkQL.Qo94tSvWEq9RCezHaC3dbv3iW35Q0mT86wPacrL9ZZT0Ixk_JsJbw2meTvEXZ2PPX6MEozhUUu3.hnkOGeC.w1CbWUHNKakqVFuSQgDsj0XqmsaCoN5cnHZBXHSwvymyyVxI2_Z75c5oALWMx2j8hE.en2Ybj7M9qD4N2gE62Qc.XbLEGdb2l_Xjzc.U3nASsvJlOcw7S94RUpKAAzdq9LtWn9A01.bbGo054h0CeaV90_c5fBiInV9Yv8lt4uGsAG7ujTrfeP7HH3w5nohA3TEnpzImcKuvm0ftNrqhvfs7.ebIJr1SXJ6b.d0wECHrFh6.8nFf18iMdHQPUwp764ZqQLs7djJnRmnxedkgxLXbG3Iz39yItfnA4yeTpq3TqZM.cKtoa9aez18GgyFALbFraa4oLsJnlkFJPgoJfWmxIEXqNTH0V1EAgpEzfOUcXgClXFOMhp40Fh5nidka6Mzpw4C.W.lgXbbQaR3w2IoMdjIjN2hBr7qPRNjBGAMFB73XnWGURXk1_5vZI1li7HNjsuZacx1TfLONOKbNZqINimsePvfgLORWU1JOJ7q5.P7GwaJWw5e_HADOarGS97.nyQuEP2By5ox2ek2tLsV5x1_tIR.b.NN_HUVrG0mwrY95w4ABUoKiaSUd6LGOQCyRMOXwu32UlAkDCf45nK4VWrV7coovCmj82mRXuQ7xk0QkoM6PH0lXHo1Oi1Zom8CcBfKQGxzlZKYd4hqNaQnv8OLvIk53YZMnpUi3Sye9yY7ui8IuvjYSJe4HA_LhVSXrqeq0ieUunCsWZAfKLTLG3vQkVcxIF3R9SU6uhmzr4RWFgj4pKOS9470HZw4Z39WOpG8rHer.F5YTsZPuBP5akEHb9wW7jPOUfe4OqZQEPbnApO6urFCjQaST_D9285MqdcAFBH9wl4uZaKmnQiYcphHPXnobxuXcZJf5tldst8ahpziP2WnRjJwlwU1K2NFDXsSWIpHdh5a_hVBXQhnFCZbf7eRui.6oDc.uJkRzrxa41KP",mdrd: "leeuuNixnzSqggQcnuDarGWUDm_1XY7mT08WnxPvgDY-1739086960-1.2.1.1-n5yioXoOgdPSmDa9oJdVIwyvzLCns.nVi9ayszhFZ28rlphetbaYoUxT5arTBeWWfMqZa2uPFo2wDd2dcRI7Xt45T_CEnQuGEbKoj0sZg_Mc6cVc6Y1G3QzKj8opZPbLBgurV8_4gfonyFr900uKdeRuppjGS2b.PhEWx3Xv_okbv4xBqhVN7WVGUJctrXf2RponNejSEOWWLuJkNLTJoZMEp4n.N7qCwXxuIIi_CkBrx.AyDsSdidcVQbgKeSoIuWrwR.eZTJFi6ztghCn5SLzR2vzg1IPpEBzBDobwrxDKvXRtsHI5SKaguhjjJT5ybTXQl.ozEjhc1aX3JU.GcqmfY2FudwOxJ6QjWXaWPOmV_m0nbEYYYeGsfE3YvfE5Rk8Y.fehpB7K95ISO4b9L_bK0a0FHqYCxmllx9j8caLwQRpcXvdVqyiPTs9g2egY9jdfzX4JSbJecT4ANhlYEUJZOaI.yi87tcK7ScDM18cq1AwfXXr_p.jj2w0U4jvp0dasOP9A3snv.wBsT.I6r2weYoUAUVChNGqEXJZtLSPyt6KF7tKE2AMavManm9v.wDHqFh6lgTWIDOWDqDQ5UwhYHA.m2JAhzb7WdPjCHLTrBLuCcWq6j4HbRrteT6VwRkOwnTf4MpGjOho2UVS3zsYVVnn9fw.sMJTNBNtiWyndu4VYNZNRYcnQOkF5gtyjXrx_3d11Zy3WnKcEN5XGUI_EjiRtBNnPrAMJtfcsch0DKtjrnVjN3jaUA0qFZcufQpthcG16Ny0ZN3wHpKx.vagCExHR8.FBreUsRBtCauoT4EHRese_MQBVYhxmTHGFAm6F_ZPLsIaUDEw20Nww6kvh6_xMvN4k_5Z4FI78i3j3CMcYKBgv38MlcumCAbaxb.bvo8qG2uXjzAJGYzFEMDZGxXnCAl_.UgIivmOowewfB2tgXVJIm2iN2wjPE8zfA0r9.xdkGM5Fce_zYM7R6HMsax_qE6P7.6iqEJsI9SpGl00RIY680KhLEbIu6Z1coe7Qs_OXhq7okgbAP6.j0dVGNyzJPXPzghh.mXq6U3YV86KOe_NFvGxl1E8wAIjd01P6X30ESl7fPqY.fi2EPQ8YX2FTrzjhZ94dA2z.eE2NM92Vs8eEGfgzKZNQgL1MJHDEYnGhELeUE1E_qfnz9tq1bCj7N4t7xlFrL9R3CU7iK5wbExtIOLFhbBm0GjOboL0CZKPtp3mdJlooBbpzfzE7kTVzEFFG4dCyiuA.v1LTKlHUFw6tScmAG9SmGbNMSyLiq_26qHPGRo7xeqmXTgFkEvUjEP9J1BzCjlx60jDPV7CzuD3hA0.7JU00.Gbx5VTOG4lmBtf3V_uI_WlsQQtASPDSiSlljA6ffKQptGXUSRTJbfC_IZKMPNqscinAJ5lsCp_vbvKnjnginff1bC5eMZqqsDegnTlQ0o2U0061ochVEunBg6_1yhkvNWsvllmXREYn8wC80y4Z.BFyIpQIojHV621EaFEMo3x6YdDDlPzqLRtIEMUv03WE3BXLMaKptx782hG1h73QnqNC7CVTC9o2USDvLBgRCTvUMw53CjI7KlxIK21izQoIVzG5PtEgTnePwKJ8FdyWXCHMvDZWtbx.Kanenu4Ve41LibPDdm463fLjXK8rt0UITlUHR27xdJxy0f0DqbqfPcA5TVtAYU9Ow.F1SpeVNP8uMCrRkLANvHioF5Jr85.cFnmID5T0W.3VCuEWCHIy8ruMyczSteqbhMXdkF8tehYWsrkDbQWhJtXwzzH6vHFfpalg6kzS4mnCOIH8eucgZnfxxhaCooUAsEpl4LsnJWP4iqY"};var cpo = document.createElement('script');cpo.src = '/cdn-cgi/challenge-platform/h/g/orchestrate/chl_page/v1?ray=90f2395ddf333973';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\/6830715249?__cf_chl_rt_tk=15xRDpiNfA8Eqr8rW.8zlaKTZlBF2PtF2Mij2J0dfwE-1739086960-1.0.1.1-Ep5a1Ol0zZ5lEENGGcgpmJuwaW2jgoDvxr82kC4lGCU" + 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