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-578834562925.mit-edu.top",cType: 'managed',cRay: '91079930a92ed6dd',cH: 'fbT.2Hl_HB9zwJhBAz0ehPPJmKloWXz4Rdif72v_q60-1739311086-1.2.1.1-DaUQp2G3w8cBr3bWPRvJKjXjctMq0LymlHl.jnFLSrEh6NpntwCHym8WcSEFJ3oZ',cUPMDTk: "\/post\/5736902184?__cf_chl_tk=W8NAiqKl.6sMdCu1ijjYOzU1zWbD5ZiH3FLBGDrPr7o-1739311086-1.0.1.1-z3XgIwu5OBWdt_db5sx42hPBAgSd69zp7giYi.EHwYk",cFPWv: 'g',cITimeS: '1739311086',cTTimeMs: '1000',cMTimeMs: '390000',cTplC: 0,cTplV: 5,cTplB: 'cf',cK: "",fa: "\/post\/5736902184?__cf_chl_f_tk=W8NAiqKl.6sMdCu1ijjYOzU1zWbD5ZiH3FLBGDrPr7o-1739311086-1.0.1.1-z3XgIwu5OBWdt_db5sx42hPBAgSd69zp7giYi.EHwYk",md: "R0Gkz6jUAw3bi8lKQGP23HsvYrfsluFSddM7L1tNDdw-1739311086-1.2.1.1-8eE9YYcAbQnB51w0Ahrl2q27PRHu1VtlvV6hMoX6PG9h.VzSA4kiVMjftQtA2LV3aEWrFz_X8P_h46Tg6R8t2vZ99qgs7F3qe8I4rmmAitt8.u.4oxk.oRIz36XWIXVBac8G63G4Gcp9INLUtMvktfDAiaVVHewNczp4PZ3XqoIQZ0FvdCkoi7UXtk0zELHaWRvV0C7QypDKPM2.P7h3x5UcPBQiSPtZPvnXQlTEpPLmhl5QMeskDTsgGOT4mQz4lRn.zpAbRJ7x.YLvw0MRQ.LY1L7kpI_hUxkz2VnZcP0rzlvPTqC7OMUdqf809Q3oMH92IrYL.fPNESEzx.iK9lpXn1opr263R4GFnLNsgjFxsaVTzYU_uo3kWmU.IQWmhDGXjgkNCAT.p0caqGzNSdztU2Ol0cBOL6kY_4KUI1v4z_7NRhJo88R3ftPEb6I33QpGiA4YC0v6U3X5EKOni0T2xgv8FJQDrdAZqXjNb0vLtngfo4Q86nMCMuL2W138nFGwyfl3AvYnvfO.FfpBAOEXkctfvQ_sRsLEgjVBINBZfnD6x7Uevr0fEphWGErzhVUQ0jrd8SGv2QPdABWZT7h1WT9LYV.O9dSbX2G_p0C8DBikND4Q_Bc4PSweMRpy9ZOaOAykTZhH1GfYjATy.RAuo15Q0LxlG86HiErhyUmqpEm3_cvozXMBZ7gZXGvbXobD..Vg3Z8g3Xx9BKDR2VPLy1OMBV771wOSuSMcYh4Tne21l4565GW7.cClKmQmlJX4PE0.oyHNEo9RbqZS8Wfe5_5Okc67Nr67Ybnd3ixCoYMQanOviFV_hC6CPrAOhOCL2WstT1_krF0CBJhiyjD_W97Owp5ePPtNvheWWId8Pkgjr6LI8Y7TAJ1Igbsr0eQcW_pWmfZdnhDG11AS7dmeJPQpLZKlA45Oz6_15NK2aekO.8ELBtuXCwTCmy9svBwXqAyzdX_SJxkU6CFawkqJj_8Kma.zq9E362qufzBUglX_t9.4BZP8_ctVcrPcX2ZRsoz_EuU.wjwlrqVgzdJ111sZAh8A2JB8iMXFk7pkY22boS13tsDEARZ_IBrEAIppO221wFeyG08cTdLJDQZGfuKcqTZJ7awynWHrSLtzRxdJn8W.r8AyfbauqIKaTS86oprFtt3qB0Z0nUoFy5obULoJ3SBcWG8F_3eqSmbGph9oLx3LgU8KVhA52d5sfdsywlFirmgH2SMIoAbLhOn3hmJPlMOmX5ixmUfUmvQFseLZIkT8A4KRAmTcN7NdZYZyfeTkfAJirJ28ZbAuv3VW8UkwLtLcX2JpTAdD7PupR8E5F5as9udz._35BCAzE_nVX1Ir8_e_Fn4hXWbjtxGdxY9vT83wvhca73YkAl5OXLr_Lh5o.qWMcdZ4wiAcbJRn57CSnyHVr91lson49T2IrFaH199_6JbIoMtv78cTXvQr0L8TKEuDHp66L1BZHdgNN2VnFBoUmXVhIjNE1QSSGoBa_NO2UPibGMx76SrQSpUQUiWLhyo2LSIUzikIzRRXQMQvHh0.ay2Ffx5gUyNNuJcmsLM6S_xyZzjY9Q5tPusxSsxdEYme9LSp7p_u0737YQmeTR8eaaJrJy_n3OMeLtcMSqd751.I.ZMyhOfNlH9sLS0NijvO_sXTaSmzEk_qaWHkLdM6Z1pFQ5GsxG23i_dDv3WhUTX5idSwrbl7bWupqgvimWO9IYuQmGiBWIOZize3J4GhIytR3vm4PLSrGVPOULlI1LmNP5F8FyJ0JhLqW.t36JMsYzabgP4n7U4AlIGPuqTH7.UrrBJrEpOLbELCb5gKxskwK2KVDnii3YO0DnUeWGI2UpSXP1IWw6IuCrl40FGfp_sLuLw9ctofCcc9U8eiVKFDcMpu2kiGtAgtk8PC3usjCr5t6MpXYhtTWej__tjrKnnWu9WPoapg73Kvt4PuFWSavmzJjIId5r46cW73Rrm.Hsi4at1FPvySIdW0TEE_bGi6EW48fMNptm08JyjXetwPHWkd1sh1Oqn0VBRljB.77zhuCl.9LGDjtA2mzbJuKuzLypVkgKM8UI9YYKl4DPjtzL.OBtgoo2lEyYoJZ0DQj4_zyUtTtJi4kcJH7GUkrKMwcgZCUlXIQiEXcVBDLXp6Cst3yE5oO.USzi88.PrF6tVaOmDk7bYEKGAxb_CPFkhHkmTtqa9TdVDC7dhJ4NcZzB3Z5ug6er35ISW96MH60ac5SYBK",mdrd: "rBIYnCt0d52AtYA2mEvuvMTKQby5KGOR6mH5vpvEZEQ-1739311086-1.2.1.1-niYUqLV6HJmPnE.yLCpK3q2TskjfY8Uob0wZFkyF1ejZY1XuoWFxnk4WxqJUZT_VqIhdsMb1MA4bzMuMCj5wtZx7CkUtb0pFj5g_nNsQtzkh0rjaPZ9a3oiD6zMvme08TGSf7pahnq8daQE2xpJ8m6ZDzi942Pm49w4YxWXQ5YoF0Q96xJiZo_V0qBFRI4A7oAy_XWAyi_aIyMR63GXeR7uo3QIonM0P9Cnj7OJgPqQhJKCzw.TfunIbeGJlm.50m1IPFtbaW6adrPZnIvwJ8tRiUuCegZ5tpe36iiKMzPa1cnhX8LfeCSqJcSvfPaqJ0PHnF05TerPqrry.3FQbntAc254LpVU55uKD6hYdAsbsps3ekqjyCe_WiW6MXGtkKmBUGUUBsvB5VLPwGobqPGM8MzMl9PigVCXXaxr18Pa7zZZl4q3RgCrp1aRJwj1Gr3hI7h.xFaXdDIqBiC0TUENoQjOTPeW9QWR72.KTBg1iI5T0w3XQEgmLwKXE4DCVupi9rXqppfZRanJym.EIaraXD.Mc8az_DUtElJTeLx9zzXOoJETa1tQ3yK9pWOSsLH.WFZY6i.vQidTwVs_RAwpUkaHCrF91JNGf6OipSYh8q7EZbMbpZEaP4OqKrG3yMTraGfFMTha..ax8j05ZVR_XxniLNEZcA5IWgVdlRUTX0ce_TPBE8ThaZ8gCp0JKtnWguOEcFT0IrDu_vO6OfWi_mvhAIPE7xzfyJ.i2rU5OBDyhGQMGPWFW.FLRA6NdHewUr4RPMTkoxwonTYz5MbAvvVJP19EAIayd66IbTvXhYMZVjTvLzBi03sh7muEIXDxYAUzD1W9.ut2IT3WKSKsyH6FbduFzxYwfA3bWec23cguw86kVA85PtJ0ElvidD0A7eu1TycabYpuXaICituyxRnGU9r83qdEH7z3q6JL7eoqR9jRJSg4e9.UHrhMt3ya1L2fagcZTmtpHOeCoNThIBosVy3th3br7plb1CSTouEHo_AbbDU6lxKQ40wv_m5GTq0PISq1z9vkVkDVKhraI4ml7TPs0asP5cryFuljHpUueliIS4qg_UjVDw2J4zb9bjmo8HmyJSziCnSeO.qGEkVfoBpJGGI_jR1EFwoEMNcxBjcJ_v3JFW8Xh8UcRIffeLdQYIMa0kRkpN.50A5tLRDFi6.xh1Zg7ouBlkkpmGEj2aRs_0OlMY_AaOBiywdwAhwwEaXlShJXHuOfn5GDaaImNP53ng72XBAGm99bpvbXJCl.0PoCvC_ubYeo7B3ewBjPnQbXafYBGA.81Tqnn_kt.MBAWd1In7JmLpE3jFZH.hQlYzf5uXnPOumoLvG8ignq773KLkMttzACXsLw0h7hdm8EStc85D6bUB0nfgf4hAWonmV_gxRA0oCaGP.a89JlBBHrdlxJP2_KVVvFfCuP0VGDJI4wA9sxITLAVW.WS0clP4jisZAjmn_X8co.PEXaUuA26hfVdPM6ua9PiCHx9tYM4wGKO9HfsIqQ8uH5IAMaRstNVwCvG8hqaW3LxNebIKGyB6jzDO3OXJHi9uHfMW2BjvLsVRZYZ4NtHC4PVc_A8nAQ5k7ncPRQ4pAKPoThIWpoiy.6nL03dWQ8J4xG4YLOQu2KbDz6HGNXBRZTVFGVf2gprEedIIBxTgqt2AuHAGyAaRNk3VZHD8TgrHduOL0SDQtIbQR0iegBOdnj.qvLEtgBgT3NAvoRSHEI3WLJeylJi.rcqsS2aUPbURuqpy_1xLuQnLeLoRqi63jBxSVAfU8EmAHRKMSsue4sLFnP1XRjfH3szlo6AXA"};var cpo = document.createElement('script');cpo.src = '/cdn-cgi/challenge-platform/h/g/orchestrate/chl_page/v1?ray=91079930a92ed6dd';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\/5736902184?__cf_chl_rt_tk=W8NAiqKl.6sMdCu1ijjYOzU1zWbD5ZiH3FLBGDrPr7o-1739311086-1.0.1.1-z3XgIwu5OBWdt_db5sx42hPBAgSd69zp7giYi.EHwYk" + 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