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,PHN2ZyB4bWxucz0iaHR0cDovL3d3dy53My5vcmcvMjAwMC9zdmciIHdpZHRoPSIzMiIgaGVpZ2h0PSIzMiIgZmlsbD0ibm9uZSI+PHBhdGggZmlsbD0iI0IyMEYwMyIgZD0iTTE2IDNhMTMgMTMgMCAxIDAgMTMgMTNBMTMuMDE1IDEzLjAxNSAwIDAgMCAxNiAzbTAgMjRhMTEgMTEgMCAxIDEgMTEtMTEgMTEuMDEgMTEuMDEgMCAwIDEtMTEgMTEiLz48cGF0aCBmaWxsPSIjQjIwRjAzIiBkPSJNMTcuMDM4IDE4LjYxNUgxNC44N0wxNC41NjMgOS41aDIuNzgzem0tMS4wODQgMS40MjdxLjY2IDAgMS4wNTcuMzg4LjQwNy4zODkuNDA3Ljk5NCAwIC41OTYtLjQwNy45ODQtLjM5Ny4zOS0xLjA1Ny4zODktLjY1IDAtMS4wNTYtLjM4OS0uMzk4LS4zODktLjM5OC0uOTg0IDAtLjU5Ny4zOTgtLjk4NS40MDYtLjM5NyAxLjA1Ni0uMzk3Ii8+PC9zdmc+);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-aff1tvksh.mit-edu.top",cType: 'managed',cRay: '911039178dbd204e',cH: 'o3cXgr5x0h_4J.l62rgXQrWudcTFJ8g.4.K4GBqFaPs-1739401521-1.2.1.1-7Mq33sbBKn_B2dIhxpfTDKLp9BdWI8h6dxik3Qe8boYy8gVp608JLAM5SDuTbPY6',cUPMDTk: "\/post\/7153694802?__cf_chl_tk=Pa4tP0RXFbPENF2ppAI2OQkSmsVvrWmQW_m2d0U3Y2A-1739401521-1.0.1.1-myxn5.TwXKlEOEP5F_ZiHC5ks9aNGPQIKtBrb0qehx8",cFPWv: 'b',cITimeS: '1739401521',cTTimeMs: '1000',cMTimeMs: '390000',cTplC: 0,cTplV: 5,cTplB: 'cf',cK: "",fa: "\/post\/7153694802?__cf_chl_f_tk=Pa4tP0RXFbPENF2ppAI2OQkSmsVvrWmQW_m2d0U3Y2A-1739401521-1.0.1.1-myxn5.TwXKlEOEP5F_ZiHC5ks9aNGPQIKtBrb0qehx8",md: "brd4m9x.LvoeJkrRqbGZ02hh7KKjmu7H0tjl0fx50Kw-1739401521-1.2.1.1-awKw0yKUJFTs7z3HDtGd2iQkZlVODJ5dIVNRPF63ld2Q11MLe8lc0MV5.rylqKwonqfaXmresopiTfumhQChwUO67SAt.gCef.YjNU1VCezUTGuWqPOewz2YtbgmUHS2O7OtMYn7ws_rnKWUZBiSTwY2Rt4D.ecQ0chNLRR12aBeIVuxBr09BVJsZjBGE23jhrjo6vxX2nUVZK2Y.qB88ouieP3Kc6XASHjjv9wZAweSg04QCDS5Yao3VorkbUCDFyEQF.gkpwveVZUQMIBRDZBW2.5W.Oe488lysKUC0hyd_HEbJWAhI9wCzxrIMKQYLAvLfnq8wD0gAMxSf6q.3hty.ZUtrl4D4wLb.xb2tGoZ9jr1Rm.pQ6etxtJPxKXcBPdVipJ2KKy7PlALI2_qV6TD_EmiZTl5u3GOOkFu16TOqtb0CUVKRpNy4cLaU_WLZmgLNluMnLK41QIB34TVdLszs6yIjguAeL2s1rqupNGXoVHxrhq_FnKyJY0lg3dT2J1pWGoBOhTkwBAOUMWFMGLA2bQfx7rTjo96QihDa0lPWt2wt50R0UFixqQiUKrJRNWyM84KtfTl0M5a2mTVdwzUbI7h7xj2_fqKquSq2cP4f_rb7CoL39hJ6IUaUwV5T7P4Uils1Q13hG4Q.o7QnsQHa3qn9081No4aXUpFNktDP25mef_leLC_vNZIARIRqIlygkRTVjVmixEyWH_3e6akSghkw0THe43MFKt4NDG7FFleJnnWAC_EPMlcVB7vCCaglyDqsbpy3KBAJ0MIwWPjZtBPfvQ1xdJM0VyKZyWcm3znZ691He_sY8RUEDs_Vj8TXY0a2w3YqUbxYD7iDyxahTqZyck7OMnZBLn0QVfi.rEOTqpH3_QbBu7EXhTeZiMrkuB4OodXX8ij1t3LSHdzt_BVNZ.fE_HnNz335leyOOdbglo4zeqwvf9WipQoiYi1zX3UhBS7eGyMt7FzXwPKmhbFe2bEb8nT_G0VeCOgwGVriyp0XropV6nZ6w62ew5jXXtDhzsshsM4VPBsvt2a0B9kFMcZLa454k099klPWARYFS6sRFloGqJoD9cYnOGUqMSCKF7dFwHtFmWxFerfVu5r7kuK9O3cxpkEKwFNtaog3ppMVeO.4qwKmQqJ0GXyuH1DObYo_eg7MdQRkn3boVge9B7Qu.jjG5.4bHJVOuH0AJh5IIewbQ21.9IuaIYKRl2VXGZIUKxuNO4KGVeTvU6Oj7kLdU15D4NTfI1lvwYSqOxD36TlOSzLqrhkFx26QBtpyxISxU_TOvA4F5s5ssJhClOh.pW3UMvd3V8dOF8X0Qso5HP3HOLdKpa77NFfBjrQw3TJn6U0QQvwAGc8T64A_C86eUmjmQ1LS_Weudf8L0Mu5SGilxsY7p7NRi7vp0WtJjJDaYZDRnVr_4SzkfI9DVYuhOIPh.CxaI4QqklTQTuveKZAfXJwPVM9BdzOeyoV3pQSXb0IFWkJzOndB0TcxXw4OhMh_U8uDFDxTDYlts6IMht9kIrVTWpOL.HeUHRoK1j1unN6M4ukPRnuIlHdLq7Pn1nZ82SYqUilJQTSnx.DvpDMVn874_2rG_DNmcsB525dt_KC1jtFvSU.cINb0aHPL2BLGoX_fv343559nHYQZKpNCWSFGVYpLrrdslZ8oTH5CNV.yqHvy4O6sAZ1_rY_NDPzOoYd29qddoATzD4pvJKsF16jpyKoSwNBKQsZyB.WBUn60QCbkVBM0lV5qMlrkkXZeSJSysLkMHr7iTECjG8rFVWaIodLtDV89FHYyi8QzLIIu0FDBeNZdQbWr7IgHCMKNIuNj.7go2ELuOwUNjveJqLfuUcIIVw3BW9eP2feos_syxc7vOeHv7k.yC.yLQ1urF70GhIZmGNDYs_M8MNnIe5jAWRSau_aJesxgpYVS.Gtv3NXPycrBCyhdpoDon8E1lBP1zCyNtk04gUQaxigSy7udxjp5c4wHQs4RJZ6bZ0_QVzURIkdevMqtns2EL_eEZB_FraRTkp7THzWk2PWCnCJ7MmW4zc_B9nFcXTihmIZ.FvSOq1tZxwVAmsAuMy_lng3ci7_w52sKEJCJaVjB68upqo88Uq6uCub7m8A1Kn7NV0znH1voqpKGmUhSIsg3GWNTJEFmtd_w9k.CRk.V1KTLgn4DpB5EA8mGF.AgJcrAlgvBJXIVE7wqxqWhehRswmBLiwnbdQm7Al.Q49wzkjz0zL4",mdrd: "VVD34ShK5sHHb7A..wdtB3I.YR9GpmBzBbyulD17Rho-1739401521-1.2.1.1-PpKEl3QT4in9Og7G22QvbVki6.ZXjJTfG4lgB1AFt4Ls8HvTj2_AYOfLmpEtXRa6Lfr3y7H1RAqqy0YAfgA0uReV9r5HpI8gOlBIYKtWOFla_7fU4xgxLkfOek5wOYerfhmoWsX3YPY3cU0SYlipvkwuFPjjnr8YNiQfgeXV7N0omAcvC0uI2Rpx.8qKxLTviaxcy_CAcwKyB7_2q0fAX4oeX0Exk1R.fv4njEp546k0O6aVpW5cVQaGoZn_G4bgwjxqMTkQn9yaLXBeQLsQaaRblwQtaHPAAoMYZdvrgUeeBCiJnqZyaYQpe.43mKlLlv2OXcwPYniHq2bfE5c0vkCi9CJeFm_UjRLO27C4osOJ9PKcqbvLqNM._SQIPml55zVUL3FBSn4RbAp.lDSENTy37SO0xe07sy3A95w4q.R4ZiZjJj2y4bjFJLB7tPBXkHuHTbJaVOuSc3TybJP0sYAKOq.5sbtQo5LtpqWIfC7CgYbghbw4EWG3BWwogwmWqu9lCbY7vDHCegBr2S1ewT2Kx9CD5yG2iIcer7XrDY75JN9igY7TxWedv5rxp92nXQCp7A72_hakJTyA4uakjAzeVv1VJWOeKg_dZkJI4QUN8IKNIJKQ1Yhd0Oc4bMZsjXh_d.7J3ICtI2p3Lc.2T5g7NpmWl.okrfNCNYVIt5Qa4CwNUhA1goF6_1q0fUgbaQYKSLA4PEm2StvvTP4x6l.aNWWSgRX2L8RsdhtwdVbFgn9.bnSqo4Gu0bItiXhgsud_UbKbVHObdKWaqRDR4IjPofw211.GOyfwehDibCbI7uz8S8sV915rXhvEAaQr0g4nbmKWaAYPENUeY8lvOayX7D9YuFKxFEjDL_8h2xzdCBB.OzpOjM0qkBYxII9Pfk471mZe5q3btfDrDt8kR27c1LYEQK4z.kVgAr5_8_mSz4Oj5cdakx87pGQz9AFUewK73qMdFK8irtXUQtLv9u5qs9UT9dXod0FH9cBmsDcWxGDNkINRDd3B54kCpt2PMWQJDfVYPVp91qkichWiH_A6hh5UusSchmdcyZTtqRXHKsXKViWokfrsM01mtr0nT5MFr1tK.IAnO715754ZqlP7ONKsoS281dznLtb_mkwcwxiMUTzFXeay7y7UuZL7HdFYMxhls.vsS8rLjI2IdnSFVIOWbmTrtAUUhgdqLrT7zs8cDbynu3G4QZ_eE3nSs0sEM4_mEsg6_y3iLfCaXog7LA0MjF2XOCPGTbF_jxcDR1lBTxlkjMu_2qbD99TWtTvE4kmIMcGgDswz4FkcAThhYn7pWCMHgpGbTrkoIPpWJxv_JFK0JhFT7aI0LekBfl8TcBjsOuckkdnbqH7EQENVtPMdPahfXWQi071y19_PFJq_FeLNByNe1Mg8SJjbN4x8VsPjXmw1obTbN9izeEesjshtlBICWayntFnYuJJIqsGBMrSvHPg5VX6AvTr4ewZPBDIs5Z9xoqe4FLGNTidnVrFmKAJgCSaTdlO_P.wtIUql.QjTFgqB.0q92OKrWa.vL_uhLbyhMp805utaNxl8n50WGWbGAMVCQFYnLilo6ihVE2OLriTrKn4kBF5dgkR2TnkPqDGHG_X1TUJsKzAiwW4oIunP4_qq.txTA.nLh8_tEI2b_T.QEDnvrRutbywUOGYWu1dWyiJWRmx3OvG9G3sUokxBtNsiaqexP2PXWYN_Hryz8bQbhPUGovrhfvKfU9e5xqAAYIADNvuV8T6Q6oIyeJcF5nmHaAtDgSaLnmTbX5vo_yrUBUO30olr9cj14iWh7BTp0MO5v35hUA"};var cpo = document.createElement('script');cpo.src = '/cdn-cgi/challenge-platform/h/b/orchestrate/chl_page/v1?ray=911039178dbd204e';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\/7153694802?__cf_chl_rt_tk=Pa4tP0RXFbPENF2ppAI2OQkSmsVvrWmQW_m2d0U3Y2A-1739401521-1.0.1.1-myxn5.TwXKlEOEP5F_ZiHC5ks9aNGPQIKtBrb0qehx8" + 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