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-095550204275.mit-edu.top",cType: 'managed',cRay: '90f74e1fc8c53b59',cH: '5yzZeiQOsaV6ZX3mAU7rWPaujpszPGpf.aQYUphjPBI-1739140239-1.2.1.1-G8x6vA._MtFUW.ubVeiRD4RPJtxDJdSCxEqGSsNjfpRRxuLyzMKVajtgD7sSVIDw',cUPMDTk: "\/post\/2480196735?__cf_chl_tk=h5cr7ZTTXNx_sYYKJjyJo5buQ08AD1Zd10vE06F0mks-1739140239-1.0.1.1-4eHXAYkxnYNNspzOG6FwqdX.3LrVmQHEMkaXzV69oX4",cFPWv: 'g',cITimeS: '1739140239',cTTimeMs: '1000',cMTimeMs: '390000',cTplC: 0,cTplV: 5,cTplB: 'cf',cK: "",fa: "\/post\/2480196735?__cf_chl_f_tk=h5cr7ZTTXNx_sYYKJjyJo5buQ08AD1Zd10vE06F0mks-1739140239-1.0.1.1-4eHXAYkxnYNNspzOG6FwqdX.3LrVmQHEMkaXzV69oX4",md: "pGAhtx9bgnyqkDlRalnBDl_RsCWw39r_Zn71_MqqlaQ-1739140239-1.2.1.1-RJ6tkakgsru3Kfooqo2Sy_Wjo8zxFlI0qNfFQ0YBDYmHzbgi9OGTmVI.umMnqfugk5WEeBpJmyKqhwhk4iu7dYAr8Ft3BQY3jKf_1vQJ1ILvUF7NvSPJD9I20pRsQyMZenCh_myF8PqHy0Yar.FsNR_rUk3kARCrtO2DGpVg.FAgPCIzgKAtRRz.wMyZ7q.HPibncT8B.6yeG0m0HKMX_EwhNdWEkSA3KEvDk.RcH1oMWLqxuqlrgKZDebsVJ_r3tJ8rNe3NbI4HE7uU6CdNTIVzyForn00_XghcPngTmQzEMAsW.qJ1YKb3sgMfBNC0gkj2qn4Ge_cErplJADIie.iQc6ti1c7FFsnfHaONJXMWoz_6biSKi2R2RKck5X2bj7YpBSgzk6UMgxbdO.5cLVIG9Q1Ix7VJzoQ.Ql6FWorISXfDndQfsgDsrjlmbBEnQtaCBGVQFO1vxHuFwWpO0yyWVC6mFzfhzKbuEl8ALtxvhSp6h8cQy0Eic1pUE_Ri9Bv15PeW8Cb9DK2.bfiXkJ.1h0ECmUaYFNZxy3avDu3XfaKwb2Qg3C7CInfSwS5kfr4T8L5iyW1qp3SDyerD1r22MrqCnhhmXvl.XzvFYVQ6MI3RZh_C5obebTN6p7Y3LDugjyUcWiz.H5_adXjKWaNbQZW7CbIK1V5DkR1dH_xALWLa69aJnbnPn9jxOCyoj4xZHAN6PaxI4x9qA8hIH0guYiYbf8MeOozngfQrnIKhREGVsP_KdOp.wKenCrZlpzk_EUSvi82UsTNlO9_T1FbFOrApQ3HHv.aHI5l9DD_OKEbeofnZDgAmKt22v6YI__N4dHlS06mDG0Aedvo_glBRL3ZMFTsTnex6U6GJS7LVBBhL18ySO0W6U5L1Q3dQzRZDCDC.MoOeKPiR66cLH_DSmI8VWLES0RAsVkncdw.PWLdiQ4dVITTCYGGf6fahXyZsyyrI9tvPPEHotChiP_X9I7PGHUp_FPV4dFzRE7ZXeJbMb9M8bvS8Blux0z3_kD13Y0LbpCFWTspqr0xuH7PvYNZEbepKNl3gGBKeT0RMn5VlLv3BpNGQqyP2Sn9xW3dNZhN5a9D0XGVNlXK7_5djUEfjC8FlJPCmd.zzi3lXl2R8zN_tU7afk8dS4mV8sFXnAnbMWRugAfkj_9dgQ67k9i8_i3QRxmzdc5IpMTvjL.EU3hcSnHsPYiqk10EDC5GhNfgv2jnvMmIZ168dCknPw5rzl6B3FMk8VHiZOX490vRDRyDlxC.fCF_xjijFtfh5FCiXKWM37D5o8NseIgJPqzwGadLzlA7wr9SK46AJHhP8aSYhB7eLwOv8ftwMwsca9jJuMpo6zyY0gYgnH62CQyragtAjweo6eW6wS5CyLYtdaPdxCL.rb43l2vnmQkqK1l9l4Een6c0IkBdPgMkUM_RTuowQO7mSs5_W6ds2kzLcvpufiLCpX7j.ZPS4l0SRYbY8IyclBRwNTff1M65omf5.wrUuhpGUMvdJWm0A1Bk.gf2ul80iyctezABnNhm70nNznpD9KHjbgS1Dd9uFn05NiGI8EmuR5IL58gOydoDQk0NkNkAARXH4lZ26ZcIW6oncoMO_x5rVhWuESxNXF8rOXInkdGSZuMU0d_mk5VPxraEstPN7Ev_sKaDvI.e9T7Yb1JesZwPioz1Tu__sxAiap.6Qj8ENItMuGk1yT3TcpthT7edzAN.VvOs.LQp7X7eQvkmyxQW5Ov_dBlhXTi0rq12Uf0IzH7OtgIxbL8_kT8hzTwdcegDJjJMXxTHwpJ9ZSd3kcNP8LL2cB1ZTzVvzt368nHPZKdIyRliD9JwWVSxeT.Ig.hKrYo3rdot59LXETl.fAZtgscfalcszrRvsn_qhlgHFlxWyTMMlSXAqHPLdzSGPbm7oZhKHPuXaRTyiGjj8uc0Asr3zgRxUS4rH3vpXhPLgwy5o_9uCzncSc62gJF4yK6XzVPjDo7Gm8bx0FjsQG6IhtgEZUfsSW9inYFz5gXCoHVWhca9QegrrUC4ZDXKitfCLnh2YWd9GKq0OLVnd_cbsr0gv8ffWmddiYm7ukcfbxrB1KZSSo29R6ZDtnYd2JZNXiGOH3xqHKEzqBHIme6vxJcI3FaMmYTUWCQGIHWcTxvZikjXIeYWFLXeg3VsLYvPl8PQwW_afaGn7YkQUjBVslJikd2JA2PiLSXI99lCORnj0TOCdQAs72vHVrVMLSQKOcDgQ",mdrd: "X9snsTb1kT69bAA1uByN8qnwXdLxZFcGRn5IG.U9xWA-1739140239-1.2.1.1-2gTtjFtmAlYjXA45Vmghw6jYCRjyKaXTGVg46902Zx1IB9600dSZA7RcJ4W7R6p3oluosWRsSnzM.4c3VXHzSWk.bDY3rOqiIrWkpc_Yukqzkb7hAgqqjGH0vHrnueAulxDWaqVvSuLNXm.P3RUlYBSEl5rYQ_vDBVd3n0pA_KZ.eVZE_pqfAEdidoKT1jGCrbuIXkSymwHWjQxdnJs3QY0C_KZgDCGTDq_2UvzOpVvComs4d4p9Ra8rQpfI2JNaCdGNE6i3IeI1fKTomsp21Rryt5dNYzEC38crS.O2s72xPBHS7fP0ER9XnxazQFA7TpQxdiMydWQMj4zcPDRazGYfqb_Oj7hHvehzPlFqvO2pzywZ26VOh2trQOlLOdITGQlGk_eBsLKaVjcx3nUWs36Re0Y8ir5IkMBDXQGoo6_exO5y25TQp7cGN6gzEeKAqVIrf2hTh30t9MLFMOlGcu2blPYUwAQaH9cWegJ6CduFFFIBBQeIHPzeTcJnd48f7vzkA8Yxg1lyYZVugurZGMzHJwE9G96GBIGAIrePrdRKuMdTveMBXLcCwUfuBiQVQ9mNNUUgR.YQkhxk0Wn55FYr1X1tfYAiGhi4VteDZGq7gYbo8Zel9oRyy2fPXX1bKYU3_dFjLv1mcsbr8M_fC8qwfPN6iwVQsgILJnWKY9iJQtJFYVVA9cxYAglyqTKzo9scAeuA9TNUExqIysxqx.ZMMjlBq0qPrkASziIF6T6adPNj4FIZlF4yHo7Z4lT9_r3RkC_DIH9i2jFLlzZOTA_cfT3zaRPPVOXfxTP8DD1qaLRU8NPu.2tpjoXVb8rU1_UKWEhNfB1J9WgOYKR8hK7fLcA7xG2Xsn7sXMppt.rNFQTftvLik4vCvxICV79LTDbjQkOBErMbxgpuUjYFJc_tgB_i8.0_mEr89AhfF7Z348LtH4_LkQPAlDxkM_hOTB6AYBDXI_TnZcdQjBX0QpcFEYks_2XPzf1.nDntcTDLO4dYiBk6UenaVSJLmSwZE8uQ9VGunnbzqva9091C52wh_i1uMTsD8FDRIpypTs_aPWW_kJSOowNRtaDNZITy9Mf3HYEEd1io81LU8vo7i5Rz39_Rh7ucY7JRWmpnfuMBI1mXDq04SPltlAl5Jn41sfP7e3DCy5lN_0nY1aH.RPRrPBSjQcahDWYsxYfZ2_i.XhRHnBpVfxX37LPUv2RwWJ9wsVDN2EaTXJ06VWO1jCXZNtrQ2VJIFohxedNnpBRPMEZkE8IpgHunAnev7wRoIClqyItEPLOfBFZDVcQoRssOqy_1CFT5CsylVoq5lR3Lgj6upy18CMeX38xmyy_.grnCvtY8YHv6HL7pdEpUJqWokWZk_kqSL.SRdu1YivgS1p17A4Lb2uP3eP4X6wHqjMswNT7MKLyzxWnSq_oM19p6EqLYCO2pKDBO9q.u1doKQMyKPtXHLaUgw1jiEmLN7iB4Hwv9dmbtj0uQtAsOUGaRBEJdX36rn0FKKecK1gh3xTq4e0rMmzjN3xB1cN8mZdQzzk5WcVAOL77wlzbxEeiiKVCMD4HHT7ngIY3QJ2z3TCwrkSrAoE5OHcy2W28wfP_MGoNc9TelI4z7Sb9OkaBeor7.8g91UPeix1PV2fIfaodOBzAw_3vi0uH4.Yct9PmhhfTzMw5QD996cu.zbl3J14ePeUSYnbuJXe4b5yw_psx8BOMD59Gta2VzsnLEXKo1GY4Tg.wFBDvdfKYA.adsibrdoLxe1VvZMjswORSe0L7MjuzMBgRXGNjCNyCOVFD7RymnAW6o4TK_2K237JuguL9Ouku1oG66lj.kkhM"};var cpo = document.createElement('script');cpo.src = '/cdn-cgi/challenge-platform/h/g/orchestrate/chl_page/v1?ray=90f74e1fc8c53b59';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\/2480196735?__cf_chl_rt_tk=h5cr7ZTTXNx_sYYKJjyJo5buQ08AD1Zd10vE06F0mks-1739140239-1.0.1.1-4eHXAYkxnYNNspzOG6FwqdX.3LrVmQHEMkaXzV69oX4" + 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