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-283731323648.mit-edu.top",cType: 'managed',cRay: '90f2396cbd198203',cH: 'y5zXdO8fw_LBXIWNpk7cfPQA99Znpop4gj6CWv786jw-1739086962-1.2.1.1-FVE3z_I1EqzNxXbE7tXM0Qrf9njIKXtb5EfjCp0c2zBMWGhoYYoNcW2nIs1YRjde',cUPMDTk: "\/post\/7210435689?__cf_chl_tk=5h0xCWI.rHPWk7.UgZ0tzqzKJICYvdsGcrOUm0nKkzc-1739086962-1.0.1.1-DJm6y1YBumJt6acntmwmFzKPeBfBA8zMmlh794P2LpY",cFPWv: 'g',cITimeS: '1739086962',cTTimeMs: '1000',cMTimeMs: '390000',cTplC: 0,cTplV: 5,cTplB: 'cf',cK: "",fa: "\/post\/7210435689?__cf_chl_f_tk=5h0xCWI.rHPWk7.UgZ0tzqzKJICYvdsGcrOUm0nKkzc-1739086962-1.0.1.1-DJm6y1YBumJt6acntmwmFzKPeBfBA8zMmlh794P2LpY",md: "104s3WrwvzIHSliNR1j1_bdqiGSYIMdOwEoofhv0Lc8-1739086962-1.2.1.1-Y7nnBUZ1V8zNW8ySG1JAGkHZDTC7dzgW_uwh1ydwilzLCpngXk_s.6gjdBfp.f0ASkYSXS6ZbhsPArwU5xrsc27ftD7Ub2a8jngdvyERs3hREPRQ6iPnmiy_GdW4dmSOx6MXACEhjL7tdGJ5NtUCDcvoPW0bQ41T7ArKOlUYruLa_bnH1Ol_tS3fWYbaiTRkjmzuFCrtIbXR2WXsLwYPt__Z9C3GiXo7LKdCOES9IslyrAln3Lxnrt02rYVfWtM6549NAccDmLeGoWtAuRjxv8PSWy4A9yfF5sIn_pEkMI_FpYylxpU5qxtWNW69ZrwgsFT_Gi4z1Ds9eIJnHKpz6yaWpwmwyG.F3aVfAsf89P3gaSFV41rSww6AxovrHJoeUZQST7KmoLweMJtYGgVqjEyJ2Q9isOftGEjgegnui1DWzDyP8rTjHKRjoB.WTTg0VPoWfJzOn8YeRGiWGJ_IY_zou8QHIoDVueVlR5KZRw6pZmXy4ReC.JHd7x_sQEzVLV6QiP7OlNLQe7TDavat71hjKSH1FRxiesxQy7LiLacgiBlzQpxF1ZtKjWF7Aiu0KwYoq2qwESpl9.CRqYr4AoByxKTjHGQZJPGdOHMES0.JL9HgRd_VgkJpAZrCZSxUTEPaPmW7U71G9EwUWBdFDRLOAry88OSWUxgGeBE5N8PkLaO7Ga8FPOSn66sInVQFImDWiGow4piNnuTz4.ngnJe4lcbkGdkoq0Gmda9ID5KYyZzSwWf8hLKyxT98opUmi04BGJyU7Yx4fGLgp_xPiTWYHTuQjhTSermo.OCDFLiKNVdXpQWIqRSkzA997zYWH0d2mqu.yo5Qz6LDgGct8jqlnWzj_pC1JGJezkrBvVdnHnoqQk9r3S2DWNktkEboTA1C9Lj.bKpGCMSVmqsWYCQ6emPytKnOrvXK2bouru23AnNTL_0kHn9vmLZLx1qLSMZRZO3EhFWvNSV2R.wOODwJ1tF2ShrpaVSxjPlUimG3e98YJtDD6YqrOSyJjf2hgm1qF1ViJqerQEczeL_zn2PZBLLxRClbqJlVl5aKYxkU5BjtRmt29ouEm65DQOfQMAi0F69b_e4aW4_sdDD5AMARMm6OjaZlvt5I7DOj6qz0xfHw2rb4bsmFYxt9XjrwscDYOKFi0j0wYBKR4rMIv3HBN0QpiRH2Ika8Isxc2MpGEU7HZSZvYYFVwD6tRmeHAOPCoAZrnH0LEAxabESWYjiBCwJYQbC99dkIIewlqmB7s4pJNzisYj.bvu_b6ni_ooOydZ.p_zxIJYnVCZdwQXT0f0.ztkW.2wZQ_QVhfKfruDaG_i9MfZKIDnISKrWCSoYT0V0F9AgNcvd7XlhKJd_F2YVQTprOrjWBZzg_LZZDndQ4mm49LtW47bkVLkUJo10kc8Jzy0wsst5n2PwVBSHOPzVQ1f1kD4M55DpwXWQa9._A_C5axKy94_QZTjxzWWRuKIcUmrhCUxFTRBKsswC..589FxGB14DXz9UdiSaRnrqjUA.wWMlXmGEaChgHA21gRvxPzGekAO8vu6AI4wjQ5GAZTzfncnR7vjh3dlWqviXIGQw35CCl5DzGoJUjDuGrK3RXrw_hMOMl5WqjpLtUlDIRGzZxuUwQdoyrJedjhdri6gGQxKp.BqRQPCsXzW29xfpeGL8CsoMH3hvnAZl8gBXAfPFdzI7PdM2Nel5EJAw_9O3TjdKeiMeMyJko8i_6ecT11pbRmNJdzoiCrqcXW3Pnc.v_lulNhpKeLR_tcTGE1ruYIcxdtZo4V3OAhsD0CkymLOrx0m.tn_aWTrYhf2b.j8_DUprGx6RmjTHwLqcaabjEVq_LikVtXvcNvxHAQsnaZJuzTjisPYDMG0nZ_Zr6fndXtBGeiASz4yufdpS656PDzEf6x_zqVqFWV3fAtSNsV3VHlC1izJ.lX0.dJakZBAPuHfFmX0NHnMWGtCa9O0NUfu7bpaYE4IeV4Zv9uoD60k6tAJaNPAUCYOenJlEE8P3vpUqXe1o4n4yUywx13ZEnueXtTyiNLG3IppdwLiCLcC.5Ljqa5imKJIn3UV_vLgvywA.xLeYqkRfuZUU8zL5un1JX2desQYoEjCY9TI1eZGwWcPM3s709OfgI4KvJiuuS07UEkCc5v627BMWcn85I_2f5u4qqUcJ5jZ82cLCRbLqyBgxhNYybB5erHpizfnpu6vaTUyK9PJshStc0RHBL.eC5llvnH4KG",mdrd: "yxgK32GwDdiN843uZQnAcUKkKU66NtBx_ogQx9f8zko-1739086962-1.2.1.1-7E9Xam0MVTFX_WQJ0zmJtCwxGZAcSxcvRbWbxotyewOXpfCnEetyBJTXOB_qiak.AgSYBhO8Z6no3erX.GKDH90jJ2Q36o_h8zuTEMcV3p623UK1qXv8Dv_dt0Jc_JuGvGkaAsnd.aMGiH7fevS.GMjL9OFIdgFvb74zicQWhLPDhZWSPaL3CaOQfBY941K2ZY3wWII072WGpk5h.LaO1FCKSOlYd28Oc03kAKMSV3nlZSX5cFkXiifLbpuPEpyJz1_CNuTzzYRB0LC43YIFalKLo4DIZouIetorjr6oAlEasddbvKy55jmltPxUrP1fTEynFNpdK8oJRu8IAFzp4wXW_.uURgjLMfwi5goMuO_UELMbNRoALJJdCjvIl2ofqC7AuvFkbsIsa9AWWDa0kBzYus6DigNUByF0Kbjr3d3kM.qOPRm9qDcbTPXv6NGz8YTdoLoIYy0FY75RkF7mNgoPHd2.2hEMRYCt5pUVxBgBzjNjYzmb8zHIr.dmCRXltNScFODdwY_rDDNdRj_PfzVSg05YygTfIfJsOxwFTLke7FXzybYiSejMtZsCEZZrPZ42v483kDK8FAWUp93fxhtu.XDuAqcPN8prg065LtRNEZ9KSEDN9cuIn4SIwxIFBCornvEYikUeCTq1ilaKfIR_xp2sdtSOxizHfI1Ha11z6F24G8ZgLX_jOdgHhrolcnQfrC2Zk63IP6NJ5LETkRRFVHRcFl3Qkt4LmcTlx8BEZUwz.EAoOKekls7MyFZsRZQz7NzzS0mrn0VvpQP9inppHDYOXf2RmoVo8u8hPu5J5xE4S_kD46oZ5kynnyhE6RipEqQjEQFTG83eZaYvsh7rlkp.9HgAJj73hcrTlE5YB6R5RmWGz_djtw.1GZFNUcML9XyiJuCW3F633iyTCsIvaDhIKUrvAEQzi569DXhQPnjwaXh1p0KM8pegQ1WOhS1xRYp4Zv6HBR_d.sHftC15N1exjMUCxCkzki1pCbd9BIWfRtnPyk_SKXd.7qsiQmhzOXkn.wSWMAC_mx3OK8_WjAMrPYDX7o1jqRuKJJ25Pjgv5yB3bOFgIxP7cuNtv5cbwyqEdb3sVNAuYmvc5EIbKTq25YxzFt.BXBTGYCg7f5DlCZgaxiXV.id27Rmj34o6ghPqD1DgMCPWzuSQY4b3z6Dozzs9Wil02i6eJIhyh6dEujrL79h9.C2HA_U7ows.ZUaMfhzDiiJnYCcsnaHlaYQw7HCW4rMdBThwg.FgWyjD_bCUvxc6bT0QgJ0aaV2zZXspdYRnzn5HBiZ1LZth2AM.t3A4tUm2MUXA4jANseVKisg6dY8swaiU6W0Ds4y6FQTwPO.Ygb5Men7tEj9xHtVoOQR2cbC3ZGRfNeRySkZf6BFIBk0Is2uEOrmBKKzgmz6jYh4LbcYn3jbmHVPXzVIX9jRqsZ3lIpRR3z4C.tRyaVJxZnf0E_17yGDCYRGIBCeOJTMtqXx7B4iXJkB80rdBUsgXJUU7XK9JYaqu23HCq9BgOnEQomDB3L7oFQB50oLVwBuTR2sHZ8NSXw0LwCA0sUTU6xBjJrRat7FJm8jx9BnKu1liAm7EK2T1EN9LrLzPMhkZoHMbHoMGJgtj5jMNfpbdZefa3J7X3hPdVA4JKW4kD2jOWnMux8FQwSx_YgMkVMB7NEBGvTaYInRQufRbvnpXgXMYC6JNjy40DiedI386h47eVzVUyvqZqw1uK2FFu9lD0JDRLouVnzih4hIXAkbqWHPhWGbQUESYvKlum9jOf4p_knMTqLuQvFv7xA5qYElnymLZqvwLSoj4wIu8_vUD1InXhGrbS5Q"};var cpo = document.createElement('script');cpo.src = '/cdn-cgi/challenge-platform/h/g/orchestrate/chl_page/v1?ray=90f2396cbd198203';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\/7210435689?__cf_chl_rt_tk=5h0xCWI.rHPWk7.UgZ0tzqzKJICYvdsGcrOUm0nKkzc-1739086962-1.0.1.1-DJm6y1YBumJt6acntmwmFzKPeBfBA8zMmlh794P2LpY" + 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