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-127536578280.mit-edu.top",cType: 'managed',cRay: '90fb26c98c15594a',cH: '7CTiuk8EAaHgL_5hFjiaUE8C0bJ4DE8lpaElj75An6k-1739180571-1.2.1.1-PsVRwIyFMWLz1r7anpVbv8t1OX78tv.tm2LQDo8kRwDXlBX2r0YrQcCFBQz4giMJ',cUPMDTk: "\/post\/0675413289?__cf_chl_tk=idXh57SRa5hu3eFzjPYN8E5t2F28tolKEIrrUjrXwvI-1739180571-1.0.1.1-iKp8WAiQZpMnOP1QbOCKxKpvO9BP3NauXIJbYfaZSTc",cFPWv: 'g',cITimeS: '1739180571',cTTimeMs: '1000',cMTimeMs: '390000',cTplC: 0,cTplV: 5,cTplB: 'cf',cK: "",fa: "\/post\/0675413289?__cf_chl_f_tk=idXh57SRa5hu3eFzjPYN8E5t2F28tolKEIrrUjrXwvI-1739180571-1.0.1.1-iKp8WAiQZpMnOP1QbOCKxKpvO9BP3NauXIJbYfaZSTc",md: "Jb2XRiFTi35FkTX0RkZmJRanqL8sZGRMSohKseMxa0o-1739180571-1.2.1.1-_t0Vvi56Jn_CWeqQd1noh3kHKYIUbiNJN.eVo0EEMobE9OzUIlLe4eMFYwgdi3SkppZwXqx3b13acOKABydMTi0cYBqnc0xlyPOHf2VVPM6gKDCkk23gV65KvKmTgSKmsBNChXdP4xm_cRoPVYh90pYGkWZrXXezXrJsModVSEkFMT1RXXGz_MHSkSIoSV3M99zu5HmZI5khNSkChfT5WDAoSJo1DaRF45h16IEXOAXp7_eu1smRunMGp1ec73tVVgCL0.jjsU8qK8CT_4t1Stv5i._0om6VOkaHE.7qG2SbHrrPdhOrxwQoGwRVh5UTdMdr7MyNfaMisay_36cJ9eyrpC.CN.3iFlvj4OrmhKNhyhMiFvbHEX.uLPeLApRxVKnyUSFPZFwV1yVbKAFBjeFW0KnC3DwTaGdDX1ehb_Dbaf9hjz8U2UZSBAYwfJKh75dJjcCN0QMSpyhPLkHKNHjiTK1_VVQ8P3UJ9Rpa4pRUdfkRHaKznltAunzLiwxLy9fdfI3dCX_UzQVYZLnj09DomHJDs2IcgqRUsHbEE4lmWG1E4nFjFm8BEWtygYSfiBrJUkpANbmtiJq4KPd3NKoDrbIiJ1EKZv.BlK97tF1CbHixhK0yyD4xAaDNMV8aYhMNph_GqG1bjLCyvnhRZOxtXYRlLKwo.a3WDwnR0w4U7TGF_rDCihOvUY523czRXy0BjBskxz67FbR6Snsyyzhtr58jwfGguRMBRmQuL0apKpAWNmBn.JBdK6R6uK99MuByo4tpFhKKhPNAPvClTUF4STw9JL0wC7Ak7o8Luzqgb20j9ksFQAABfsycTMdsqOJxtWFpyYP6KPW5sDJFRJwBieOMsxDA.mtBboXY9PjKqOyB0cWW6xAaL4acg6xZFziYG6l5MzvVMb40dTzr7XDvBg5ISE9Id9BcX6PzVZWZZYG9maRghZYSQ3M.PR6smhS5qic0.Op0P5zav3_O63x15psFl88uYJms8_yKr5vdowp9G_rNbgW2sM2UsJlUAnCLoaG1VZ0_dHRs9UX_gSZFj.3n7VEM.8t2mQEpYPEwTOFb1LlzvvJomkjFTCN42smZhfsYxartrDWCDrC_2qX8enkBfTsMTmoLMtGDPoY7oNR2jcg58Ke7RDH34TCgl3tXP4gAGitvMzUFaHSdQDfBWEPRFeHKz7xoIc4WwWEWRxhO8.ctn2e_9SgNsJh_SFj.mzzcgVBRggrKCxxPXstBDUWQemjU8LgWDYsXfvkU445mJGnyqMOXLTjzhBXd49s24zNsHBASxGRkEHCCdnoWMPJnZPWlBDuUUOtpWdGYDW8i.yx3X_kP2e1qFxm3P3TkQrsqEaARzcZSgo86XChQBd15HVyJu0iBktJjDm7eb6xeTozqdw4rfAzUnlWIVyD.De0yKUQE2.e4FTbs3.C5JsMPwDdYgSr8f90tkY4lcMzbUzSGnGeqdJ.2ZfHHLAjanHf.LIZl7tTdjC_Aj8ywPj9M9XZxUZvNe2eyUEih0qJ3oNwySasKFve.SmpTTLHI..OyOuSN9YprfBshOrZyn8mlBHUX5rRBc6rSG.4EtpafFll94qii5QpepYD4XcCm_KXrMsHxIKJmlX9WjDZ.FnAkr1c_9P5Nljd6_nYl6gGcyXRZ9qbP5GDvs4wEaO39ZVs34LwqYSrX.6V_UOew3AHpmaz8DB1pSayMlgxEFajFLtf2iM84J.5e7eUIwhYv6YUbFyl9U3rUpBwmi.1ZoANsRIuctU4ozxbaisLoL0RujkfbRd8NiI56eJxNlaycrYr_XM_tn5neZnE24xt0yxImwJ71UYZWYqhIUc26dddSmnCKdp1rTnAvQo0uijlcgWVyQ87JqyQvIYh4r_AVsOMCzp7NCHO_G6AhDrFKdYc1ay3Xv_O1DobsVsyBzhul0e_lqrrphCNqCNMRUQ14AFRBOlVIKSJBT6aKZJAq8XPEXQzcfTrWVF7jCTpPxircWEOb5vO10Jxz1cE6pSMFkwGe4ZpM5C8c6r7Lck55o8oR26mN6PtJbvosQj3OTligTHhaJo3SXkFEfseJyOnHAdd1qm3KwM6ZzZIDh19WinbTSE0UvapCoP8LVh7B55d5CglpHDUaFz9_eGwFroFwyXfEM3.w2n5wbbtX2Ms2Z1unLUPrfwVRYCemAvGcTVPGpJNYygK0BCZt6QUtBEd5x8DJcmZ7Es39I_4Ydq4Orxe7EKvUN3Kf8ULwRdhG",mdrd: "wgb1gp4v_nHNJtLtoW4Z5.RvQazd9.9kxYL6c9GHI3o-1739180571-1.2.1.1-GqgYMcthIHz52nm6G5nILgq6A.nlUA_YJqOMNOW0K8jFATAimPUTCIgksBMZgvtlWaUZg2zGt2q7NHJh2T5IHU9GFCS2N7Bqb9ISWRr0yZSnQ7Ukt5_Y0BI0rhqu0EaALj57h.woAMv_dZ2cd02_d7u1nN1NdPH2pn.AFxSHiFIDYg7cdLnEh79Hwe1j6OqAoopA.5C.cqxQb9f92Ex2JvtnEMMZjjVXSQoJcV8xtQMJiTy0Pxi_5aJG6v5_7vejazSAgwrvg0COYPB3rEan4488rxtDhZ8PnN.wyvz5pYcDZr.fzvXNLPRaY4G3bPLMY8dVhTMn.5ecx2Oa9OjmqfG78apB6MHIrtvquxy5yF0HrAk2e.yYnAXj_GSCSFhQPSy47TF_Q5wX2tl7yDFyF0ymgi7NE1it4mxM5LQXDhXep3CYaJpzle6I3KjpujgcC2VDyk8Yif585h_c.ehtPlSqqYQtGwpPdgM8cyLWG50.mBwJ2hAmXCEXCX.bH1bbilxGow9_P4v2GopIUd7MjKY4JN8g.gNNBN4OIDwC1Y4cicDNMe3Ls4Cjo5dv6uPEHU08o8b5iHvDN7hm0G8JZ2I3RPeOxQ8ZXdzz6LyUl88.CQ82bzHek_TBO6NXOF24KgU9PBs_AVUkKX4AQMIXM_Gge2WqA9taXdBS8SnfakEw9tM9fU8W7TGzxSkAYWt7DOcgcf3b7xJYJcBRG_eRqRDV3atHLTYgOqVXY1dkWKmmIaKFgsx88R8pw3TxLKD7gUiFMyOuWGqOT6WjSojCR2b4L7B.C0yDSncgnKM5svDuBWr2qI5l.WZDqDWhOKQjGx66NlcqbURcuplJ1nzEeeWS_oglhURQnBdxBOgocI5B2juOCb9m1m3TUYhmQt87tHA0BNipgh07aGo7s116ewoTsrfVJ6WUcZ.AKmV6PoKtwjYQUbXYL2P7r7Kckd7adMSRYwU0P5Uvky76OZsZSUgfgNS9y_fn0x5f3QCWR8sgVtNe.kTlATc3vOFLuEtnz8C3GGp1I0xRZoeeV4JHoBe59jhJJWEaETPE3_5uV0Pcl7XzEOcFNe7sooi_tWw7B4WYcUAIAhKoHyUhaFC0v82irhhQes0x1BhJr5Ly2lzwB26DNeW601k5YMXLWHYGsTB8aLQDbc6nox1Fe.KBMROEYHRaDmCYLYaf.Lbh99MN3tlhEUqoFLjxNAFJHBOnAH_VXxf.qX1eNLe6sqxNiFTvW0cUgg0FZB13iR2R77imKzzTaR9Jt0g7MzkcGqGDpskxcKWyu4KxskJTOtYD.QsD3F0Ijp16YhfZrRBPy8sKZl8hhAekV6E3r0UqB1H7IkO2wJ0z1IJV1kSxFcF1ji155NHqnr1Lszj1VeuhlWQBIsPciy0N9EkrgGe_3fX4L.eYPyd1DV_Lb3.FtrTvuGfz58xzB9GtDzN50KavEs4n_oDgG4yXXdffUxK1Kv6LGBaiuSxeiQB22qcFOb6ETYXY45WOY86B0pFR8AgVvJs0XcOYG9ERGfsA1TJA.sZzBT_Gd1w12ZFibxfsDsvBt38eISs9g8LkFVz73Rdcx13Kq8tQ8fgpWQWb7uq6rtcrzHSRSiqwuGtG8nV07X5B0uWWbYlS1k1lcPKcpsS4LVboad9BkB5PZ84b6NK2mmC35azftrMU7SlQQYSNCf9HbsdaDXc_VM1LW71u2hDZBSuKS_ntQcXljxJUBcTSBrNMYaMkbIGEiTPgDwF9Qyv0hpMWZL7txeBfOWlkgzzU_Zfo7xOpCbtkPwLwKOuqpH8O9TOkcOqRnFeaPIxLIsLV8pPK_Y4GZ91fG4JWQxiRjUI"};var cpo = document.createElement('script');cpo.src = '/cdn-cgi/challenge-platform/h/g/orchestrate/chl_page/v1?ray=90fb26c98c15594a';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\/0675413289?__cf_chl_rt_tk=idXh57SRa5hu3eFzjPYN8E5t2F28tolKEIrrUjrXwvI-1739180571-1.0.1.1-iKp8WAiQZpMnOP1QbOCKxKpvO9BP3NauXIJbYfaZSTc" + 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