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-407978735524.mit-edu.top",cType: 'managed',cRay: '90f80d7bcf3cd699',cH: '2RS9.hZAp.7R7MjOX2lPSemxXKoQnK2oJ_SCRcOx9eY-1739148077-1.2.1.1-uuApZ1mZqRbu43Awo2F3YyyhH9GZ0NBlYxKRVBrfFTqtCC6Wz4140RBSSWYYrVaq',cUPMDTk: "\/post\/0948372561?__cf_chl_tk=eZhSUZ2PbTCoxgPNfoqGmYPN0hB48XYcqZEw5_l5Epk-1739148077-1.0.1.1-3ogtVBHnGftP5p9WkjmLvwALop4F4RFDzWwWyYwzGsc",cFPWv: 'g',cITimeS: '1739148077',cTTimeMs: '1000',cMTimeMs: '390000',cTplC: 0,cTplV: 5,cTplB: 'cf',cK: "",fa: "\/post\/0948372561?__cf_chl_f_tk=eZhSUZ2PbTCoxgPNfoqGmYPN0hB48XYcqZEw5_l5Epk-1739148077-1.0.1.1-3ogtVBHnGftP5p9WkjmLvwALop4F4RFDzWwWyYwzGsc",md: "ipLQI_t6noMjcupuByESYmYgnpcaMJT45SschI5uSYQ-1739148077-1.2.1.1-7ISqx1SpHh0OtLkWfTGTRz9zP0yjq1s2B37sfgL1XfvpT8wjirGmUn4HvTtwVRF1SpgJzjAn6H10UKT_fyh.3Y5vp4SLuJWHQQP1OL7D.4u4TG3H4fop_MwHzFhsi7qkqAvECs2XkKiPNGOuyKB1YAdcTPTD07w9VThCRebM8nDwssN6.jxPRJJuZltO.FxM9SwvJo60vWpVgCSgzIw4A8cMeWe9sZ.bFlQnEB0yMzC0SY3zhf6vIMI54JULVjdSK6cyyDXAleA4e5IFuQCX2HiAj6AFRhnDS17JfD3AN04XYDVYWaPXOBfJFJNVrJzcMIgu89H_WzpC2VXLiB8WEn8glRPqUgKgURPcAeUUEQMY_xWOKKoohmIWsta235SQ6gEm.YRmvcL4CFa7uuVhQliqWj1vn3xAxm1J6ZQz9HairQG4k7jlxqcFvSTXAwDCG7IsaDm3xUFYS5BGHJmsouZj7Q4B8l4AZ4bLUdPi_CW1f7xGuTb4WmKSp5ej6ahls6Vuufqjhw2N2CdFh7W8BjX8dnmmnsWn7WgWJV7mfUc6xcayxLnvPpFTMYgtMcXU8AANLG7rZoqBHxyuFeHbYSiDvbugSsoeDR4KI7oIamgXXguptfc1oJIBoAh3MqLArDgEoZaf.m2LYfzwYo5.p16R4ccEjUT0VVG7vBaIekionv1jXeVcuK6snSx0UEpTpFbLb64yRHJb5r567ZWs.kcu24PtDOe8754wxgm8QR9v.xmUMfd9zvNOuMZsNYDcBkUlPmgpg6ek.MQ7XuAsCwsDQW0QGnx7qEhBG4_rRmOX_BwdpM5y9cgOVJXGCTQG1eLqN4ifGgz60wDC7.i3sV_gZNHzpADzzArp9lrGYk91S0C.KaBzcCQatRE0yBrtHJ3Oc2s5ITZPAlPTJwRXv8fBzvFzeUeyeCFsCjR.Wec.rUhUl4hw.AjjPAqrn97QleOIhB_My0.b5tANWnEAfxMCkeujc3N0ODU3g9.9OhYEGIXqaPlpTSSbYJsOyMzHSjeKZOnlh2QVIF4a3M0W7S7Y4QhWix7xNqXSjWu.MgQyRyVWH9cNsB_D2hefDqaLOFnFH3KNjYxl5x7O3FUQtXw.n5yKeo0Q0XFAGHhdMH7IflCHqM9F5zJmuBCqQQ3ama099n_M1QhBre7h5S4vJNp1I2O5sYweYSOfLopuPs9_FQLi_1dHQFNdFkFawLXc1mP_Esv1DfOOfYn8A2vOjX.8_HuM5MTNrem8R1qD_acwXiJIFE6hs6sfhsWCD8Su7036I8XKHKctUq10dGE3LT_lJF_Xjiixf0LGFR7.EmjaiLAMYzQrTEwT1tMKMlBEoag0opHhbTo7QVva8MPl4Yy9cneOiPLbkzPPX.RROxaQDIYXq8xM0zbJ.EklvVfoXaKwUC4T5Qov6ZPMgdzFXLDKknzNHqJ96xUP7TmF9usVwusVCZEYW3lti52ldNFPiQJFMTaGLvVfR3u5Tg.blgL02Ro2zeK68CBrkOjTD4gmADLOrrjaJqrGxZe6ZD4Vogp5VfTZeieNnkM01XRyNXHcdwKdCxMR8FlKJnZ8dDYNZPHNG9ftoHcdskdN5lzgkQa_vVsFauWpXtC3F.yAGpDyniRCXejaVoXDPxnm6y6xbHH3DMiqtfnIldWL.sjh3K9mUniK1jOQ.tCkTvO1vv1jv9cHvzX51SsEPmHVWbdBV8kMifXwoJfNa5ZHaCrc_a90WELrh1CMdl7YyKYGB8M4wCc02u3zofmZ5ybiR8L2bL.vfpL4fgHPkPHm90Noe.swyRNkjry3.Pv4.20Y9r4xVlhEu93wnYyp6auk4HkB5JDPRsT2cUegUH1FdRfEFqYEc2O49LfoV3R.hVlhCzW6VRRi.BgKtyYNn7AjFEuellzSXHQOJvs6Y1vXjP9lt3ATBr8IZ.RL66DpjxsR3TdUnAwlWWwHtDqGIkngm6bxgu7V1Kf0SV22DoGDmuMj2GpsbApwtErHKktcmSJcYPxs4YzdCU_kdPFpzm_vCnCvQLaspELYrpMsJnr7eXoRm.8dMNDdejzF6AytiMZ2NoFFtCNDkn7qK8VgAF1GEYrl8Y0X4TrXB0NlyZmHNkEFp2Nwkn5F4e80Q5Wl36h0u_5QQucSqRYxQQ7VlswShibmXX_Sa43N5PA57w_42zEQIiZZfQ.mc24oaudYwObNRVqH0wWMrKHVllZHoC6MaW8SSGhhMenY0MDY3X16a7QD",mdrd: "kRii_W0s7CWpX42jyigAvmQUbQak0VI5rIxcTBQTJIU-1739148077-1.2.1.1-3zKh_fDh9krj.bKKVnaRQrKt1b1Oq3tyCM2Gf2f.Bqja2wFY9mn1AWA1eRrr6kgnJVeIku25uOPCINPUZDY2b6d2xLUS3Wjt3AAn3gmuYtwQCEtGHTLZdwRNv4JdPkQtFDWbvQYaAaWsZXYhDkvDz2yG6gWYs63gwd1MFng3OxO3AcCGIvFwGwFWdOMwlO8RhMOkJ1PJQiL6E7SEQGfknGH2LR6bn_CMKKYOE.9GzEQ3x1mwJPCMD35H_SVOyai9jWWceo0h.LhZ3GUeUS.Lv6aJdbK9x517rZB4M6s7K9lG4.jJv7eStMweU735IHtN6H6m2jLsyhy4gKlyv62lkFkRMPaZB63JtGeNcVw53zDNLYOjxAHVxoeizCOwzyM4TWBATvX5Yb.xo2qQqHyteIq1G9CkcnTrBJkkLTZ.7NURfzXC1qeZ8PBbV95EbsHfSZ.ip2ndqIZ1jLtH.xW.hkBXCqVCRLOt4LclUvOQIB83YVNKh5mOrE2OY_8UZI6So_3veb5YPPRrPt3MW6LNsXqDjn3_qFdVbvWn1fIWB6pvTRubYyJhnJtTUeiI0uG0Ih_XqE3DDW1V.fBcoBFbt9Rmb8tmqu.70unINDnaXvDBnib_ongG3h7Fpe1VR5EQFTGNT9a_Q2XmIIkez_x5GGRidVXigdb.G8bdm8CrU_L2EPh18Jwqnaf4i1uwXOtNxbFr43CdlrV1heUoC6N6mpz1czgTo8GrNWIRsM4zg3M5gsT50zbW10K2zYlb4d.ybm0l5kBUsyjeZ0TVC.K1.aqmdx6r4rdyk3kDc35QgWRXOdjWPuLFHSHqYS3fv6BUrnuplQ2gQ6bX.nIHFffe0v2YJKcGScyqSkocSgbylh9jVsnO1pfP89ZCwxS_F8BWvqacuGHf83l3wgLPGydsrISEdIQureeRv7lNm5USyOBzkpScxIJD9Ec7opOyoB4.Ly1rSHQ5m537vjCBXBTqdIhx4skaDvuL6l5k5VcxNGg7npN6YB1nDi5oYavthNhHFvJPLTnmNBA2XBCp1eT9NRcc1zCxczogGgvlikfNpyew562vFZu2Tr78vH.stVbDHwQuoUNGnxD31I21CXuGYX29bcM8wFXU0ZQ1NEPjT5ZZInNNUN90724R19mBqUijUhUulh7pmBOGRgeIso0y58bUpdqE14eps6t3Ml5czGLJwthFjBSWv1cJT.9nXeQoM0ORufcmt9nBbxcdiRRbQBScnV_EYZWHivEhzqsjY7oSEqy2iTuHU1UR0UiFcFHqL4oWIB9X6mJlCQic2t3kLKJjiH1D8oge2ipykFzUnc0uE2N6WU5EzGVPjuP2IRYoLZC0b9jJX.LA8b2g6ik.TErEvC3cLdVjSbzrWonK24tomFYZ1Xe2B1sRMpmdaUIPc4EzOF24Q1v2nLurY9TEaeOdvCWSa27xDMScZpK64ouhaItRDXEIa32r9QBSES2n1fRlU33qQu8bhPmOwomdDJp47kcPTZ.BbOORvZ.j54Mr1ymTexggRqr2p1cYarPvLFmdvgtwZBq4b2FFyoc9xsQgN4uSOVBAsW5K_Iaoi7wJQiWgf7FX9NgSc6pm.W5XCoYbrdTJSVJOhX_Ejf0xB5R2xO2CuaAlRpN70DPrQb2r4hwSyR1bivfoumsQx.FyBvYJPHWMYmhBO6OM.NBCKpx3GIIFFzkj2zcCykZojgeLK4T_PDWbWq9ktBjp6DfLNYr5e0aG7NTVWOUsvRzdI7de40t6NNPQ0ddIn2qFyu1CLG.s2vobBuxgbffKxboj8TwRmU_38iJMsfKq4J_fALT3T4t4NUcKBlyH19sSCfM"};var cpo = document.createElement('script');cpo.src = '/cdn-cgi/challenge-platform/h/g/orchestrate/chl_page/v1?ray=90f80d7bcf3cd699';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\/0948372561?__cf_chl_rt_tk=eZhSUZ2PbTCoxgPNfoqGmYPN0hB48XYcqZEw5_l5Epk-1739148077-1.0.1.1-3ogtVBHnGftP5p9WkjmLvwALop4F4RFDzWwWyYwzGsc" + 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
