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-334006049142.mit-edu.top",cType: 'managed',cRay: '90fcf1c2befc9c4e',cH: 'wKpdDmgwtUFr61q6ejvQPxqxq6ShcAUaFYHAU4N7oz4-1739199370-1.2.1.1-sqAoT.UnsfYq.AZEtcbzr98KCYqdL32PtFvC4EYuY485KBDKbcsDSQOL5UViKz_N',cUPMDTk: "\/post\/2790651834?__cf_chl_tk=YWNbYBlxdei90i9jppaNum4u0YC9sNvlsHEK1kZXrTk-1739199370-1.0.1.1-PTInLJ5NKvVFPd3GIaT3htpDpo.De1EFnDQneUMLKtk",cFPWv: 'g',cITimeS: '1739199370',cTTimeMs: '1000',cMTimeMs: '390000',cTplC: 0,cTplV: 5,cTplB: 'cf',cK: "",fa: "\/post\/2790651834?__cf_chl_f_tk=YWNbYBlxdei90i9jppaNum4u0YC9sNvlsHEK1kZXrTk-1739199370-1.0.1.1-PTInLJ5NKvVFPd3GIaT3htpDpo.De1EFnDQneUMLKtk",md: "DD6zYhW518qQzF9ZR.Qa1okQ2k5cizQy7sazCiU0GEk-1739199370-1.2.1.1-muCbwtA3qXJod5eBv1TFsErpTuidwrC8jUYIO0wXhgjO1Twc3FLMjY8Et30VlUPBiU9Pid81Z_fnh_JB0A5B1kWpJaoDfL1f.xCWsj6xYE8Sl5Xm7argcotXYKM44PzGeFrE_X1U3xupOJD.6kzFzs2hAtABQ_5gS2KV5bhWHW6sc7ESM5Ca7YnT0IUeXIjgLCKSB3M2DA4lzk4CJfdKIFPBFWegjysqlEhwIH8O1KfHKxG8nlklaLqCx_QtcOyvxNaO2_rfdTRRYv5IJRVtsOmS9IqoI4o5dftcjKfxkXJr6AyVug.zmWNUapLO50fOg5RSwrhjUQyDUqf6uxcfLNdwkBl2785levQ.nDOhw9q2cF_rDvJv4S8kb.QNisam7HLxj1BqaHJU0vpBzeCRkMGPIKqgW9.rxRCvvzTlmqHGzSrehIciO_Aw9tBtttVbRpmp1mub3lZ.OVZuCQ1Z1tFLpfW.lH7jf26yWrCL4dApXbyeROhTLYPNQoiraMZ9FetepnmiAiYRMl_IoWJG0wcSLRr81GbgtszRh8hgFL048Zogq8yBCFC.NPJFkYCU3kt.4IBwHvzG4f6Bsv33FNZcfP_pTvn.Lp3VIQqtxXJlCtmhwI4k7BU1aXJxm4sKfDrgN6vZflGgNCZkLH5yQq.pTAjB8aAP7GTmI347nI8.JO_VcIG95OVqBvZfEs4ZJYn3lDMYA3mhJ3XoUdPxhwZEKwmmwG0ExoJ3Iv4xycRIqWx09XiLOhYMkNtSTvLtz3Kyt_E60bU_eefGLX6YRE1Qm_FT0JWLuo8lXFg6qJF8wGyZ82soDdhEeu2jFJAB2o6tTBONPrPfCSvx9SU2Vg1QWCPZnRDSx2ggIk1AN70N_spVO..vMH7IJkoCgOdyuDrFIXWqfrJQWkeHfQ.UTJ_k0tgnRtCFfyS.pb7FhMgdFc3zuhgDNqLmQi40ruE3Yn_9M7MkiOfsgMUFYNWdmF2c7_Db9tDR1D2HUr2OG0DiAxhI9gk1Ix0GfRZfli9.OrHiSW5hdWTYk173oZwVSxrGbvxI6LpbWiAK1vEFv1OaSx1CEGU4B_x.tdOrcDLekPy15nFUDidv4vj6Bk2DWZuSuHHOAJgQ9nkJG_whKKKeVgpUaY0hVyvFTNfilu4jGT_yfOx842552S4CqHJXvIfw2UFBDyygpZrp8cqr6BbdYASbnczLwfqaeuEN3KrnJwsWU0gZmn6brpBQ6ZbT1l7TuMpz8AQhm2OlcE.Hf44oAXPlNf7mDxul9w5iu2hPcnz3K6UlmL_UKgQSfwEvMO0o4qpyp4RgXB3voiBPP9BUKe1DPWbpZSuNdR445WlGjORIax_5B8YaafLkKOd_7XMKtC2SCtHDW9vPdTSvr0kH_SBY_aN8febBF7.ZAZ5G0y6w59arU_shsFjQSVI5LoLnbecRHnRevQ.sht1AqyND8W9HSAL.WBSRx99bdCj.LczBFX39d9oLiQm2HGcn.1kPfKjvsqDwXTG5h0cwNKBhypFwxZmcVqQ.g2ho.ZWgWiSUhqGl5Ja7qxBG9YJDGxgceMQMyHW4Pp9MW_AS49LD8u4HLZi.zt3Pif85CN.f3TNX3UNd5n3YKRLxpDxlVGP.YcOMvSmyGeqFb20KmAm5lWVeBEHNDWOxsQ9n9G.Ky83qfqb7fz6vlkTg06eiq8d6mSVOUYwq8uPOUTS5VbbWsgnXTS2BQ9u_AOv.mdzT1R84YEtmiNgYSioZ13BvuTN6tnLvnUt8QCN1JkQx7cjlMBBRDjgRlHa.pTkx1b1LBD3IvOVfEgjkQ4ZqMc4ddSg3mrt0oVdvfBiSRsuwZgiimosXD98jKhOe.qMvycl3cbSQS8JuyNetfeAvnUka35L1AZeFwxCKzBqDdSHnGy8DpFtbWGtGIHCelsMce32vSdlHfrDOJbmEIk_aXozbWDtS7WbIWcX6MVei2txyNVSZo0TEYdk7yf9rwhc9gi9xv4cOeeXy7o0vtxR8gwHietNSrZEedMqeAMpLo9XTkO8JATV0U.XE_jMFnvL.r4hSX_hWg.MnPpD3dcRun4Ymesxw.iL0Af4qRcLVojWu4Efb37EutaNTdidxBOEuL0MpvTvk11OP4H5bBTFBm0PcW2ZKLjWdrI87lMhkMjHbiy7OyCWxwVRRTHWl7oe8dC4RAmY8zs4rgCyE80hihmXGMdrGpgJK2SQtOcyRMiab1Cd7VCuuDIyQ39rSnZlCSECt",mdrd: "nhUr05o_gusJRvR.ptWS0irYyYwgq5Gg2A6QNbWfZJ4-1739199370-1.2.1.1-W6ijgAns7aHpt52XXXfBnibT0IuNxtpsMsYBLceoqD4gnUPwHE.34wL5gOypUwimOD2JPp6hIkfnI1IJVqf2y_qzDXQdGD6BUBGcPe4RpNkZGh4vwL4MIDmbtjuYy_2xNJ7lxg3MPjeFl5iROPWSMmvSuDxq.mm0llaHTFdPOgj3_zYdZZc5XlV1XE3uq0Xw0OIFcWuBwD5iWk5pe5B5cvNPetlFFWgqEGWrBNBQFxUzcj2_HT2ueGUQXAndvruSm6A0BY1u9dhrZpIfBVeq98ArzkH4Vh5y9RGRJqf6Q8ZC7kBwIyjHFGHq_GFg7qQRL4VWi0Sd1zhfnZr6lh28W6TH3p0BZWONwbUQbkU_Sh4SUwmMxEKemHEEyQSBdfGXLzdGPFWD4vSmUCJQE8zlbMcCKC2trYEhMd9aSgH8AMs9w2zrL.nlI3B8YnZ_F5kn6RVNBXwpIxTkS78fGhXUrJzjC3vYflpccJ1k98eUloJWHLm3mfX5GXYRe93NkrxQfWaU8qzXFWEtoLMu98HHKNJM3bMvvY5twF5guVReenuVaCZWDuexDgI44qqAzICABbK3nzrcQX4NAWktCiZte93d.cERbYxfrc65sgEYQ9WRJD09roDzaCd1cB.WCVk9UOFkSCBmtnuwN8XjvnmZ5oAqaBmioAHBxfiD9BgElwAfC7GghlqC2zZil0CgrqomlZ_H2tWbMQoP9DQj2VcmKTJ2EWc6IKUyeLw0KroezM1Q8Rqex7QAoAM.i8QftAtl6hWFOs0W9bt5bcRm6jtEpeSR2urLJ75pHjCzCYe0hJCCd5tRhfAC0oDtauYdjGTnWvNVEpsyWWKwr9GGe.2HBglEWVo89fqjW7lyS6kWXWKpBcsCEtiMLREadhHecSw2oKHwbUBaXL2z.vqAZ.HAUHlqqwsOm.sctQsvfPmFCeEq4BOYkGH9uWOlyzsCNCKv0EBfaUPE3xvf0nrAhy8KraIn_j9uHFBRD7FXjvY1UmOqmzfQ98jlJ4b1ExRWJO9iRkGIQM8Uosk9gVBvvdFn2Jlsssi_winli.FBtiI8I2uOA9zBKOOwmoiCv4fjQa1ox517eoT_0FNAyM3jmNRBi1eB3khGty2knkdUKK8SCjK_FZjXqivjo1J51zTjXLuKdOPNJReBOGfqpB75WFT9cTu0cT9CwQoi7FaZOu2vmN_iVBn2nztjrA4yiYRQ_XWNMQ6w9K1wp0rQKzYBW9yLZttpjwOIWqdtAukGNFwlcvMZPLKuv9g0JRLx675xsFvwhyu1VBfWMmJ8f8Uhtfj1xdbOq_7yjJIv2_qLNMsh2WXBWMNu92sRKwVqjpob6gYpHrvMZO9L9uuotbhKZSDE1LHQpGOHIE35ZBPAUYdhDceT6M84DyBcbpC1LpANu_BybVNrSDXPOI2kmXGLHpcP7PRt1jllD9nrZSK4jWrM5CQrdoHKY3aB.jllJlNUaXBkWdf9fhsXi2.M5GiEnXjmYoVJQCqnoDRp3RVTZ3YA4rmr_zwWuc7FtJiBGyuAA9F6PIDi6l40rRgDUAthJ6TKplAwrwkl2djempSYtd9Mvytk45qbnoKSVyBf_67xiIm0Y8B2UGWEvuHOQlPS6e3402jm9OQDgS6ReMRvLrC._rHTOGNLCQn4NPhHu3J7k3ypL9wBgPyaEXZfGCPPCpD23ePa5g4wmbs3fnD.9q30XhzfSgdKEu.sjo2mQwKSZOmWSvfgqpMqCWNKqpD8.2jw4JZPi9x7eBPPkLMh0UORRY.FB0YuNbqk.2EivXOKFJFo6C68v_MF2daz08vHZuGL8uM79epoeNbAgz9JdrXDYxU"};var cpo = document.createElement('script');cpo.src = '/cdn-cgi/challenge-platform/h/g/orchestrate/chl_page/v1?ray=90fcf1c2befc9c4e';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\/2790651834?__cf_chl_rt_tk=YWNbYBlxdei90i9jppaNum4u0YC9sNvlsHEK1kZXrTk-1739199370-1.0.1.1-PTInLJ5NKvVFPd3GIaT3htpDpo.De1EFnDQneUMLKtk" + 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