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-095928427481.mit-edu.top",cType: 'managed',cRay: '9110b66c08a1574c',cH: 'BbD_iuZfNre2jn8Geh1T7w5jD2woeG3cSiwkF30ZqmE-1739406655-1.2.1.1-uucx6jMU93lIJByEjOc4BYfADTS_XqeWPMs0h2U9lUyA.pabXEuAplK49lGy.2oW',cUPMDTk: "\/post\/3958267140?__cf_chl_tk=2S1ACYB088UBcAk5LWrZdrQcObdjmXGmGTjuMZNxTso-1739406655-1.0.1.1-YW50oN46UoXIIC3Qkx3Yd2HlR0qf5EDQwzue4MolfI0",cFPWv: 'b',cITimeS: '1739406655',cTTimeMs: '1000',cMTimeMs: '390000',cTplC: 0,cTplV: 5,cTplB: 'cf',cK: "",fa: "\/post\/3958267140?__cf_chl_f_tk=2S1ACYB088UBcAk5LWrZdrQcObdjmXGmGTjuMZNxTso-1739406655-1.0.1.1-YW50oN46UoXIIC3Qkx3Yd2HlR0qf5EDQwzue4MolfI0",md: "S8VP4Sx8DS8aoDB8N3L8ywbl29pL69lPWfhax5fgMkI-1739406655-1.2.1.1-Iw0rarJS2N0Ut3W_3XEVkRUSbztEYQw1BoCzlLJzAS9kOdeSrXv6JdiznuV0gpaH860Qbm7pshYa2PCnJQbmCc8EaDPpFpAV5IQDtvt1zjtT9ILdd_ADioAHrEt2SO_iBpzrHkM4YoJ6jGb_Wy2u3SjxExY0vI8stqWrMV1pNSucc5xAXM43qiX.UATvWfFEmB7tXTZzli_ERI0iUsBigYk2HywCcUG_h7M8A7Tt3uyU9a5xacmjwANdVVYV0E7VFK2qZzLG0dp8Q4C2oZ2GDOTx8aqCCFrVuOD1.KtOQSOiOTspp4QzWdkUzCdzxDmDOt0RYEh_eK8yjwdorIuKDLuvkTAqPatJV.JN_PPZKhaF0l2xGyHWflQxRWCL4GF0y5LdsCwd3d1Tt7o36NtRZ8HnG9CLPltTqSqmIvkozAjYj6UKOrVwby3TsrqzR6hVg_da9vnzXo0h9ln.J3.DrQeFwpXaaNH1RL667xz_RAKlIuVTLTarTs74jtiW1iKTy1UJjCgIj71J4c9Gt0k46z9vZiFmTlPUvPh1iabRGx1ZzakgJJLYGbvN8UVHVFPkgVweiT1vrU4S0T.Rk8o2_vYo2NGUbqZ4j780WTOR3U4XnWYZ6YWj2vGFjMsuSkxZHoT79XSQ4YWtiafo1hk0t8uQmwhzrH0RZyYR6P9GMy2OXD85qIzMl.niHpMuyuHd0ptdJGHuHLU7sBS4X_r.Gdr0QsfxxjCYKsxJFXXOFcDS9zrsTpMyr2Vbq2wrgNoH_w5mRKrWhMnD6YiQ8HsoBQWzaA8NRyp4DZW8a.whTLkPaRmYHep1lkD7Zmu6zngx3bCHtplPX2PdUE0IXAFmYLr7kfnOF511I3IhA7n3U_CXiXd58ugqLOqYBAHjdOn_QtrJi4UfzhHQcU00FWlAaeQHIKHlcjyfFpQfJ55M0ef4uFTrvWSRJVCcqsXfAP7LMYfrMhffznyJxPAdU6Gt0ZAlDhF7M5pXKqs.ZkeGzXR5vBYEbxaGF2GdzXQGY4DxuUAOMiHAryc4aLx_ozK3r1jRb4bWNw87JGi3D0tjbWj5Pm8ZXxJVLz.r0IJSXvIL6TQEm01c6h1KSddbwaxvdIgq8DGSgdk6pNb7VRvwFiG.HHzXLzx5pf4Yg8QfT0yLSyh6GPOGSCDFlBzOZxYPyDCkaSbLT3l.asLrcmsJktJQbZEMBSp75bqz2I6ApuKp98arnT3jyPesApBLcnbk.rJRWjAxkBK97OXtD8t3qMEdb4yCDDnmWc0g7CiVMt8KWa5UnBgmsJ7yRUy2Szq2xaTLnB29rWkSGBwJ_sjee5JKTpThoQPaKhq68ACb.IizCrsKW.vUV_0lGWHAIy6NxGSftmigxdXSlXOhrtilp3vE6Oj..jvMAt_eKypA17nqDl7dgfGt_2kltgfpJyypm1DUek2ZR1SWFLRNyZB03sge7SbzuaaR4F6AIEktsWCxkMQxeudtmoUB1AnvPp9DkBdCsfTgsR7bo_fSOpHGMFVGQPSOTVBMjr4OBPRylGIdtwscOPQf1QvfYFAjsZvsvph5uhpkEh._QNfpyIKa33wjKNS7khcfAEvpuOmN0uvsE9.e6lwJyYinzTPtoXoW2EItEDE9fC3Lri4A7CBnkIqhJE3I6oEUjCypL2nyuRdJqPZ2l17hrb8PGMJXb9g5Lh7WRpLQNw0p.MJiIFhnZbZVikA4zcLKHoOFsObh3Kbp0gKYwUIAInXlwdEIzmBkSgFcSiNFkX4x3U29YwIGmcie0Ks8WivrOy3hxF2UvAPCNNZhBKAGJeTLqkGnLQQC8vqrhV7j1I05oKM2MfAZRTLyzxBGMXpr8th15dxhS7qayP9lvyoXuwxD8hd5Do6NKapthkEGTbT2mnOMKI12GZrbZ6gl1oL_4Z4JlFsa8tthLyG3MXhNp7Ku8pIU4amaB41foAn78qZSfdIOJcRt2D0L1nUq1NL9lM9pWNhDQ20aPqtddtqNyfCWOQNXLUWslIQnW3DcSBt5mctU7NOpdzC6zZ7.Z1UD3DwOmaPI4NnoQg3avbzQjB1b0AtGLMz0qQH6RBsPCOB266uayyQ6OZ5lLZr5DaObhiTxVQ1ABS3ausOvHxxFbS0VeevA7Y2oSq44F_81LbQTHVHVDdsfTT5XeYc1l8w.Hz0.3etUI4WJkVbxPcjtR55tmpF4WAysAfdlQ7UP91h70zEBMoLxNAik5_LvdVNA_pVcmnxGi9aO",mdrd: "YhWajTb_FoWlEJZFR5MnPqOeQiFcaLOvNxPmxpPbLdA-1739406655-1.2.1.1-2Ba5Kj82Bd5ZnAOy5hERKR3ob3ZhxRS7DaWTJZC8nmi4tdLRHb5DcNHlDUVYiq4SSGSRXWuLMp0l5dDV_AEOJY4WPoFI7Gy3nSXTH18EWN_i8zXRId0czx.A8PmWvirQs5Yd.2Z_Q8c.UWBxcAtTyBrI0gpkDJtU5kiI0mDs.Uvw2aQr4cmDyBO_ZayC6NWPrbR34rIObgmn8y.uIwXKE4qbYmcuQG5y3InUP230i.sZ2zJKMGzqSZ04s1ceHEodEA9s0LTadIJZ8YQYOizSdfse_nOYDjZzPvqhsKz0bTlm_Y5inknhcHCc9AQDWwwE8DD8uENbRr2GOm99tSpbIIFTrcU3S7Xm4k.Yu8MaxS3RiWl6BokpzHIyQCKFeqxYIsizmaMSm_Qo3JPcu6hF159oATvSHzLwE6AibOL95L.r_fR86qXFURpWM46EAWLyleenA44Xn7X.xx9kTl7LVwMrpHs.bmfGSz3JCmwTA5VmT1F.o5iIL1AZJjW6xUsHn9C3TDcSDsOAysNeyZ7b6sgafbNM1G36N6tIffN.e3mduySSJirz4DW1qC3eKwRtDdoyuh_qdG00A8IyNhgev34XqB805WgjgyYop_deXtuY.PuIwx85BlXdx9V2xHww6f8CB7y0os3itMzYkOL1PdAfr9HKcvc4BjB7nORXCi6WxwBdo0QqTuDfMfOqgGhwK8NP6kk7GixnRrB3Mj6y6a7a6ycOvRcY2PU.DDECM1l9RRkI9NjWGXVEq6eFvKVzh1hp0B_uwokBFNcOeYB404ooaEgSQfyhT_nAY7Pb04i9.6xq6LUy.UsOhXr35g70MZPKZy.W6Gt10XuwUtIKADATZVZRyvKL_tGq0nGP4RVcA3dBNON0xyFQvs.8hgEvXk81T_0vyvDBD6tG4z8Lmb1ygYjTaJIaJsXPf8XkoGDkmvdJJScAy2m.XTLwwCCOCgATwCx4oWTZQGZ1MYhCAqUFQQ6mpdhma6W1srqjruequ4O_YjuWxWf25cP3DBJxGGX5D_1vhiRKUdoNZzSj4lvuVb9l6vI918Y1lmvUxTfo0dGNfGDHJkJZ36Mm84.cJEWX0Dg2_uvZ4dbUfRyN41s5Om7CvVd7hC.CTbnNp7s_lzPWlv..f_.a2UB4oGW1X7rVM0z_XtzBIbIIQZfFiN2zSwWqGXOssa29QGXjfsDWNq3LFt_wAJlzDh5EoJfsy2j7d5dY3RSWbNFkJiPxmzoofXMZWma7ijowsZ5PBCS6fo9PjQYfcw4LOiJYYIiH3x6At2lTylprUFKSG6o2FWDCSdBRA30zlJJjaSUNk3XvoV.K4OkKRTjEIlrmHii9h1fXuSRa.f9yZSk7tHp.IVGgPfsnuEzvwGvN5HR9Z4LMhnMY.rMESJW7_XMiN5YrqbAJWoDposlNNUq4XYCWx2i1wNPz65eAMFaga.4jIJ4coyQBIsArc84u1imq59xjaEGR9gNmRAXcjV4_XmEi_4aUrRS7eftt2zaiy_xmardurKHx2XtGIP9VRij19MI7AvXhh6OuFlDbU9Eu7588QlF_LmiOOZVXBvVS6wa6MbVC1cOQzPhbzooqyJkIlepIzyXlIRowhGN24a6kFAEWER1FzPB65cAuGj6izkSCHzg.927PFJtJa_KZwaQ9u12TAOOZdY2ZhG9t56e9EDMvIZ6MLEHNqzgq0BtGu6_dFyUrksbi2BuT1C8jTMvhfjqgbgpVZLuPpGDHGZfU0uySs0AeyU.xwviV6f96DCk5xtDb_16NnFeeWnzHzJm7YevG6qd8KxgiZy6W_zo2gBnyXSzzEq_Bsr4H3GuAvHF_4KQ"};var cpo = document.createElement('script');cpo.src = '/cdn-cgi/challenge-platform/h/b/orchestrate/chl_page/v1?ray=9110b66c08a1574c';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\/3958267140?__cf_chl_rt_tk=2S1ACYB088UBcAk5LWrZdrQcObdjmXGmGTjuMZNxTso-1739406655-1.0.1.1-YW50oN46UoXIIC3Qkx3Yd2HlR0qf5EDQwzue4MolfI0" + 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