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-240695057902.mit-edu.top",cType: 'managed',cRay: '90fb2ed91805d631',cH: 'VOkFQrC44zPneQ76IgEH3gDpE3gi7LPPgkWTcXUuLew-1739180901-1.2.1.1-uccTDo9tyOIAW9il1pQjfYhqViKLsrhyZM5KUS49lxmbRTn4xWQ8NmfEZNwAQ0oA',cUPMDTk: "\/post\/0624793581?__cf_chl_tk=rS8eZXegBZ8NeqTCjkHG1rU9bxao3aXWRkW8IhRCgu0-1739180901-1.0.1.1-.D2WC_4NX2t19FMFZaRrttTaD_1r_7SrY46ZSd5iYg8",cFPWv: 'g',cITimeS: '1739180901',cTTimeMs: '1000',cMTimeMs: '390000',cTplC: 0,cTplV: 5,cTplB: 'cf',cK: "",fa: "\/post\/0624793581?__cf_chl_f_tk=rS8eZXegBZ8NeqTCjkHG1rU9bxao3aXWRkW8IhRCgu0-1739180901-1.0.1.1-.D2WC_4NX2t19FMFZaRrttTaD_1r_7SrY46ZSd5iYg8",md: "hY8PoyCl51zsUMojrJwW2R3Q6hGBZKevTkO6QBlhOrY-1739180901-1.2.1.1-FYWbhbznfmlcKQeYkYFNmoKGypdWO957ur0p5gIxWaZhyXPhVmxWefKOoFa2zwIgYhesgVS_PRgkXg.5NxWi7fDhmMQYFKWljIfe8KN8tlLFkW3wksCmVP6t4ilmydPfxFzYCA4F5Vc3.w4pnyDT1iBCVEldgTeLqlLG9ATFMdAllDl.CvhAd7ptzuxVsxp2AtZGXofED46GmHd2YokSGNh33HwfyXKKUr3i6jvzN2YUkLe1XVJMSPuzgUnHyFt22ZDxnalQKOBEgLdqHbZQo8imTymdCPVyCx58fvCxSVwfcVgh6vJtvj.b99BUZLDMHS.VS4Ad0vfrRojRx_flDPs4QVdMb13UIe5EzUjCP_dk3BgntnNutu.rfBAKnpKNUWfWI2xA29DP9_K5CuabfAAOqKM9pHuQJS5kScLT8MsalSoYLfJjEYtwcTuQMP3oEYFlSf29kWKOrvsIPhIV3ynYPfek6gM4J69sK_nAb7.cBx7iRz114XiP.K.igvh4_D0CHQspFowHK.Tlt5rZNu4tnIweO8eCPoQIX1d18YtO6eVbVT1pwDycYV7VgxllptmwjYXaincI.tAI2GRfXCiYbzp3Wv5bP.7_RsQAEZuATMOddtVUVjg0Y_AjwuJLQSWVPQaEesDcvzuieiatKL.UxEfD.PdLcUjbyGY4Sd4oNLe7CTuUBnl6rzyPqTzqsi7otPquyTptADWMCale5zqkpBfXMOgGL_P3dq628sELUnmzgLoTs3O2pbxUzuWkp12.tnw8B9DwHsXybJcNxTdtWLrcYxqJ73fWP7a6CemndZ2OJtwRf8.RorVI0IcnJvqcz7ZDuo9NDq5DuvZ33OMRleBxyTnuVfwLyB3qcu2QK0W60YoskyGTE274LlipB9BoA6YNrABpjksiVsgE9CAfWkjK8LVIs7PHKoC9IZYu_OEW9WKqUuUIRyoHjrRYW4CvItLHH2eXFJHQaOw6ZOQgHxLi5.xZiiJQZXw5_bZkp.3RMrnT6caHjW_SWkj35dcegs48jyZgH0x36uhD.5LO6OS1GD1RB8sC62H2S5RBS7tVdxLYQvq24lOkDYTsrFZYK6I5kmA3dkIYkvVXgw4s_DakjIN_DWGsCoYNUylNdu8L9EzT0GBWBm28vblLhcxkrbCcH2ui6eMpKeN.43xVhhI18UXlTNZaASMMS10SA8bCxZuJNtmq8A4dG1wK8WD9MM69k_l5Dxuk7BTr55CuABQomeIRcdrxhnHMl3eQzIyOzS.5CXgpfmH0dv7e2vXuaL0rbj2fRCi984GVy__rkSKDm_57KjQ0N1bhon6DwwRUht7RfNHAre0tAtmREi8Mtp1tT3aB7G_XyiI5kLBlyULSlmcOEiMUKEL0THi_8RkuPWX7vUFT0AYNG2euv3PorSt7yVXU.GLzM9UXE2Nw66sdVZNOQ9HEFUwnRyTH6YyblUs7sL.FuWmO0EEJWVFMzIVtc_PUQyk4VbFu7rvNI3vvFyxduIkEo9l9ebz4v3iBTGYSU5Bz9apuCY14eWtXGrDtFjZLAm0gqCU3KUkLnJYWxlHTU1LHStpzS1csc0BSQhZ2FRu7X8_DH3f4xdqrZQsCk9Agm2Ff9vwfUqVnvfrJ9C0kYibL4pN29M32yYMSeS8Op0B1LTUQzkVh5.yEItmFwFuJLPoMf3uFrlHU7.eKHSjyNFmtDOBiRU7m5ivuyYpD03MbcTzJzA7EbrNHEuXKUa98Os0iDjzMdeqig_7.99kBYkQfyeuotLxRX5Di7KYAlcvhMOJH50wcvv6x_VUq9DP__0mr2emYsZvje7pjYzVOFmngaw2y401mgqcYUBxAWzpj8stubeh5S6o92b97iTZLhg1BS7F5HYF73UdHvedZu_s7JXPtKTBefiYeQqWcCwxgMYuShteHLCLxcpaWoJ62LuhpYNTLWeNV17KyBuRi_kO6JXnFKA8ljdQ4m6QfRynXMepNqjsFnurwi7yqRurNh_L1I9P0.eoTa.zmQ.FQraVUjShxWvbaleZ7tpG71XMhKd4OU.M2U.CWrEB_GzT7V2S7P0sFXt7h5cDx3IZFICLCT0mO6yxW13TTlt_xV09WQ8h0yMAFocMptoBK4OztDIWhUZBskEKIr7HvHfHxa6EeJtJoV.O7VAoHoBshtP5hMmzufBp06piOxQYzPoRfgRNShyWCIvCqltchj5eLFUw.MhzfsWeR877vSjvzfhj9aUBlFiuv",mdrd: "gxFpO.UzxtDGBKxKH8SsClhRd3Cd9gFRKirQcb8BirM-1739180901-1.2.1.1-c2FNO4ikEDDzOcJQaePZVFJxH7FTh.PDvvH8vz6w4Mz1X7PETqt4e6y_63tsq0sFRjTrDFgUyFazqoeG7vYU3IaXARai9wBIl1wJBCwP8W.lidrpVPMHyab8kfFAYBn7ChkqxwGl.3UPPHHNgsyTh54ywjWS0z2dswGJkPvmzXtfSD4qOzcjRdO8oQ64EHEkzcD7._cuvb7C2qSDOx5flD9bUTEYGqqbchFlAbtqt62wMo.zsZKZ7AL5Hrr2dCAKTYkY.ETsjH9klr.aC40VZlKlBhieIRYJfU0IabmZMa6px535E_NIY0z2kh9QV6DGnZe.ujzLlPpZ0bFgZjBhqiub1KwTz65b1A5H6xaNo2Lvf0nLMxo9ZWm_ZqsHDcol7.GeSedoi9CvvaXs0OCuOrXsh25w6TAfRCGjCXNBK4gUXtgLZLS5w2NvydciaZqZMMqPcGY6igJVSM.Enq7ifbOIuNruKY35vE6OhpPcP.7uglOe5LIQryMIHidae5jhVcwiyd__TMbxvuAXwgOOvZG7pUX.k8YDrydJm_2bCKUSGekfNzAaZufZ3O3zPGZUnxzjAyVbHXeTZp8hXzkstV5pgLejTnPDAMOuvlPmPxCTTVTcGtkCvgpbA2SGonrjsNxJA7Riw1k64gd99CGthPnrrE3oomhG828KMPZPvg_JxEfguY5fL6vAGv56_AGwR_BSOjM6FYqBCSvsIaFktxrn2lgcnXgox1Lp44pSwL5IuiZW2WmOYMGvmt0ttJL5V79QgUkVAkkbsIX_5Om66IoaOtdTPNdc6lxzTUHjwA.yAGh9jI0pw30LOjimkdGxl3jx50Jj0oVFTlW0Dmut4qjSrBDZEhzVcEL3HMvT8PfT5WTeopYNcxgl_Z6bTmOt_n.ebTLrILsJot.K6yNvfVtgVIiekkSj3WCMYzKnNhHXJHU1TOFGPPKmYAmmuUwmwXAZynBjJ7.JMICgrPqK_5p5c7A6kDNra45p2QGYu9hticgOzv72VQg5Us0QllYVygVxTSTCett05pbkaDlWJMzcwnDH1IZd9.jYpKKqqL.S3zzmmFkRaknRB7mzbr5Jeg6Ac5eekeuc_LqAywa1A5cbdFvkIEwx7EsgL8IE6OvReG2BDGNEDe7TOxJH34RoENonniiuNcx0.hRfpkNDlw7MuTZ9_3YUyIFRK7f6tr0rof52GeXkid0FUktW.3ltBYBBUVXRGlpQyye3o6w_ca6mrmV185nHxs5L5IvkT3EjiXxkVy.nRWHhH7bAAWrbHEEewmcWz3nu6YU3ZJ7399PTyWgtBD_MvFfEAmQgRo_gutvEJ0GwcX3zEVQ5tloq1Wzee6_52Hog.9VcY925YiG2szQIsjIcfoCtVuVqgCPb3fNwp7GakVS3YRH6vRBHzlB0qGUQ5bCgWFk4.DU0cZnQw8yYGKzasi1fE3NWKCfzTpoETIjjTeJSpOsmdVYDFc59YalCKk.0kaKx4EMyBtMMKNVRgXfn7LPCEcYS7JRwPfdGH8MbKv.mWJtKQXu.D6pjBAq9DibtJKYjrfQvBT9C43FIgEFQTcQvqS6Df089TtWeuFM71raB3nyfHJCRZytIKNnLpli5OuBtEq.ivBLfmQTqcOHBvEw2CWaZV5nxUpQoLigmio7OtcQpG5GZmK658kmf.6I9AAe8bXcR59coEDlT64PEgs.3PxZ6XhqGpPajIT2rx5Sg5XJ9CHWih374HhqoSMkQPasps8h5.5QwpNsEreFsfmxjff5C8oa9b.RVAMDqqrZwiYJr_fCPjEZLhKVlI70GpIoZH1Tp4Q"};var cpo = document.createElement('script');cpo.src = '/cdn-cgi/challenge-platform/h/g/orchestrate/chl_page/v1?ray=90fb2ed91805d631';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\/0624793581?__cf_chl_rt_tk=rS8eZXegBZ8NeqTCjkHG1rU9bxao3aXWRkW8IhRCgu0-1739180901-1.0.1.1-.D2WC_4NX2t19FMFZaRrttTaD_1r_7SrY46ZSd5iYg8" + 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