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-094031011680.mit-edu.top",cType: 'managed',cRay: '90f3760aa8912028',cH: 'cSvMzhxiwmQWjLQ_9EnX6Ivgf0h83kuXrNeb4Va1Lbs-1739099931-1.2.1.1-bmACvyGxmyICpajN1B8eAFnA7ehZZVS10bpHvM.9dFTLyqVJYtgd.9t.1dTRtxSF',cUPMDTk: "\/post\/7301495628?__cf_chl_tk=xTzaH2nkBn9RTdd_6MkEAO29BIxC9k29GrnTm88XKpc-1739099931-1.0.1.1-JhbpTLLxUL0yqA42hOfsMX1wck54Cds7uzJvq8mvnqc",cFPWv: 'g',cITimeS: '1739099931',cTTimeMs: '1000',cMTimeMs: '390000',cTplC: 0,cTplV: 5,cTplB: 'cf',cK: "",fa: "\/post\/7301495628?__cf_chl_f_tk=xTzaH2nkBn9RTdd_6MkEAO29BIxC9k29GrnTm88XKpc-1739099931-1.0.1.1-JhbpTLLxUL0yqA42hOfsMX1wck54Cds7uzJvq8mvnqc",md: "R6.B.olR2ICSuz_B7HMMOyACLzaSlPWOrWNrKaL2HOM-1739099931-1.2.1.1-TvpTr5W1DSWkzcaUUSY380WFhQ9us9nS33xp_Ds6txYB.jpser.OZ4fd7cmZQnQvXY6BTKFaFncxcNi5ArC1gOPU.Me7h1GwwR1d2LevtkXp66TPj_KDHgaUNPa2hNlHKcVWixwoG7CL2dGQ1eMcqQ2IU4Gm7_rVxzbDGTwQ3CZVGgFZFY6q9dx9TAZxNcyJD8YM2Gb6Rr.qvDwUruCgHJaZQ_T2LaA8ZAj3TxI8ZI.pm4z_9IBVesdcpD03LyLMf8uNnVZCx9p5AvRJtVk6VY8XmyKvU.xR_hgy9zQMXDSTSxfkX7cJCtrylXz1vqPVvwgkxBBuZgCMZ47s8ojfjVvBAMQylJLUEcc9a4r.etI3bfyFtEUkAJrL3cvrbxGh2WVsnpp3wfH56b654E5oBZPOhC4qvAJvLrFG9PfJW6uJhL7LwZsguodvHFHl90anGQuLxcb7ewS1P0arFbS.uj.AEkxvmCSQyjGeyz.XOnPxA9HuM4U1LJ90CgS__YktEq6pj59FibgbtlV5ykxRUcpal9Aut298bnnd1G7AuMLLZGUfoh7bEvl8uOBvh_xQzdyioMRS7Ggws52biKmaWWw6ICG_IdP.kYgY.egsZULAkSfFDwTo5ico1MM1wf50NTqYqVv7Et.n.r4Y9AZpqBlAjdF_R5aUMLR7iAUVkhBI3zdQU8ChAdLvQPFgKFyql9pT92Heq_cYm5IJ2RUkFLS2Kp2y7bZeuBYEbYeHP32rZbGLbPUIRc6vxSp6YASaR3R6DIxzqrb7NUVxi2xeDbbf4BRetaQKbrlT.rq1xplYGlZFRPXhiovSpM5TimnbRTX1AB1uIVqLNqSadN9XEz_SZPBqJT6x3HoIcE9WITdpa0.Ozq481rJAsx3x.ZOARTR2PWIta0KQl1egVHtmjnXd_cDAskRNpPnJP_yISKEX0My66ta_uaPRJ3WJzaCUQAhpW1uGASzSJrzvQVBrHwD_AOdb27LYWU_BMhxOGNekLAggUwIzRk7W2I8aFuQibrMfIIc.h8VtuoK8xlo1B7nYAybIsXz2qPIW3kAsnF04hVoqPn69BxpdyHaivqldfkwToo.AtgU088affEQ2kCiX78eFbqBfXo9iGbm6In8dq83pnpSAxdhwSEBkNJoYllDs10RWb3dkZ4KZYGDSL3nsLGTELCnh1zATI5qvFCZhv1vemXSio8HG4.Rl9hnnnO44Vuq4FyAafdbMZFvJvfsQ3VH6vADOM3dZetPnKOy0YPRSjLme0Nl6xaGo5ZMZNTLumnIgZm.j.OlE_D4YXfnGMsyjpDY2TDBJuatuWxIUBTCmvF_m7CsV72yfo7AdB3SujbziKDvfYkHDpy2LHF4D7Hibd8_S7hasl7ZfD9Saq0YeQPKm8B.ixCRfWOjNaV9TP1Pq5pIib9VusLQAaavabieLLKw6cXSqFOyStPLDWeVnfth7oyuaxE.ITGHt1chIa3iNBT0ya9x5JKyphY2TB88Bu70Db0.R6wOS2xxZ.h9avWBMJrfhwswpZyWV3.1UVQwf3XL6xuoxrZ1zW18z0lSz38tBnuFI8i4yGAQ5Q75NOfl_P4Q4yi1U8gYSU7mOxD_5f3m1kS4JktUQFQgWXLglq6.m0MyShyDPYvpa_PGY9ln85q0HpS_qdhWqDbFq0cYnJBeTt.12M_y39xTfFd__84LZzlh7RkkmOs_U7mhVVjEO83xCSkRR6EcRJq9kqvi9euYQEeKtcJzCqHJRwf.zL9QZi3im.dKjf1mpWtplFw0p5cN7YF4.VY3OYsUZY9vp5v8bkKCJVQThad5gWa.WYqSzi2Uzcg2bHnZeiMcBAg0JEOtSraOkEAqL9qgezgqD8Cpkgel6DNzawJpB1_YV7AwcnrvD44xSAaDwtMR0Pvh0NOIZnamJ9jTSaAEyAa5p6sIH4G_z4jD.vguVhxH6zpdNtfkUiwDpGT5K9uWDApB6RiwLw5ifndWHEZsrX.xJQoSsKcVx68TQnXCxsY.tArIkb5pQJQUGLPIF7qyF0PZ7aYcrzFasRcwOsWNieLFQKT3VhM28xvELs74MEvryCxzwziv56usdM3VFpNnaDGmp6MigM9VvSS86MgWYDjxFOCHAVdlHnXiKXY7uILHPwu6UYmDgoks8VBQ2k3fae4ZVUl7WjFHuifhtYSDqxT7etNdrWvWKYbxh7bh49FOTozPwKnDxhFyPdoLiLqxtR7SG7Ib9ujvJdf_U",mdrd: "HDXFCzjLzFDpaUPewYM3tFVTDYfXFmjRCjlJ_hi6enM-1739099931-1.2.1.1-SRqdStsvLnMyscRIQfaVjYzbh8VHySGmqoc5ACxi5LkKDmlhAt9SxtDz1wTn2kEx0dLIggRkwxpnV2785alFh0H1UZ7YbS8FDaR2ZsAldofAxEccPpGI1xnZapLQJso7SSxQxjbpJGrYP2uvM9Y1au6f0yYoE9Yj26yvyuvexf52wiDZayIVzJPNFChicKjsVmObDagqAK3MuwhKF_8Nxw8NXNFT1Sg2yvCnYjhHOA9KmXkFOb.326VtMUcyiDEQu7jx4SwI3BgX9ilMprPfCe_nZsM4aljPOoDTk_eqSDlIJI49EvywhtOEsGxXRq56HYuSY.iKZ4i5SYgFCMr_XoaJlYpFeIbBdWxVDnbGtfhqOfOVhkxCdg2graUMEYIHaOK4rACa8Ug83MomG1RojVljnAQbGT.CW.67OANajhYwXDL5bdtf1PIysMApx4YihHa4hmk6RV_EF3eyZ77b9A5uL5YcCksi7Cr8vn3h_6PB7L4OfYmDJU55mev6kbza9.7PtU0os365zOb1xwIAJxOYGz.eLwtr4W_GUDoRziN2JEGgR3cS50B2it4JIvJgvTobli5nGuWKmSwT4NEeCbN_Jr7vVz.5qV_lV44Cuq_v6JBv4sgxi62Zj0lVsxWFuro5HJRUcFmjmOxthSpNOF4mV4bQrCNOSnPf97gWdBCEwFMRFthmTo70LAK0r89roaAz_hJyJ4kyQFcF8XL1OEs0MN.oFQzwmRN4C_uy6rYmNmstuakyGqF.5uCfyha72SciVFeuRQaRTbeLzS1QaTuczHH9m8A_o.d3VEBmrYJF.SzT75GWjkCPvMDr8xIPJdxWThKPuJx55a6.TpgOwihHOfvq.HsTOLUWpgFrIMAMqkm0AKwWigwZreK2XsOE8z99belu45USSb0L2GPYScCz2koirBPIFkwbmu3qBN4BzU6sjHtUx6KnKoo1GWCvk956tnMNS.P5KUAbKazTwCBPMxphg5z39hO9RmO5M9PI9rUgdV63FJ3jPKgkW.klzHoAWnZ6mqJEgv45iDhpqH6W4b073OA0K9V6GncnTqw64iGBExYGvZ20ons99t4wJVR8vTE9FupViqYjYhKiXekn3SB71h.ILFwC1XM1AfjUkPVpp9m88XqponnffxjqsxJ9GkMvRj1.tqxZrzp7lmU1lhSEs_WcgX4boddbhnSQJiqrs9lMZGj_d5nmAAOd25KOOP3Y04DhxbICkoU5z6fPgm8JrQdEG2008URVf1blLr6AIrdQrv.78UPNP4yHHGnxGredqEzns_.9e08kkNXpx.3wUJL.0kDBdEc6MV9PEd8YMEzHVMvMrE9RidkDlYlyP2Sis2k.Agxt5I9CjAy.mveqxIjhYYtlbL55nnkAU89imf7sPYyvkwfIU6ZS7oSLLe7z61d4sawo5wqJT5a84IND98SFrrGsd2HYOxGuSXhDSi2jghFA5g4iSyeQEvS9O0iD4M_nW6hVIcThWGu4X167tVMCEOb3SsFVse7F2pfpc1K4.CeD9tysNAEB_5EKBBXB2tMmIov.VZMkT7HCBdM8ctYjCJdx_bZmJuo2A_b4X767P_EWryU7DnPVGCkCQ1mCJ.mT9saWvJBXoGAXsbQbsZVGa9EvaaECOFDdDTQd9N1Tco5mCnybj9vuUor2RtB5OPexrP4U723iuMdteqbskEKhevTlTXI3wZ8q24s_fX0oEwLa4VFmaRkI2sI38De1LK.9h7TFU8tjGIsqmkTSnybgRb_VBdpmcyB8Mx7otSDnKLwyv28MoHc0OzaCgT3Ip1Dbf5mfuiuXz9b1aafKudQYk2Xmoas01UU"};var cpo = document.createElement('script');cpo.src = '/cdn-cgi/challenge-platform/h/g/orchestrate/chl_page/v1?ray=90f3760aa8912028';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\/7301495628?__cf_chl_rt_tk=xTzaH2nkBn9RTdd_6MkEAO29BIxC9k29GrnTm88XKpc-1739099931-1.0.1.1-JhbpTLLxUL0yqA42hOfsMX1wck54Cds7uzJvq8mvnqc" + 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