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-385322880650.mit-edu.top",cType: 'managed',cRay: '90f7b88aaf40d6a9',cH: 'i2gK1_zR6E3i1jYP4qo8L13Va5T0ovvp04NsGjzOBz8-1739144598-1.2.1.1-VbBUzRMvn4rh0LqbPfsB6e495ptu_sqfcQLrFCyKTfNQMthNIXxHlkoueNkpqB_6',cUPMDTk: "\/post\/2980736154?__cf_chl_tk=LZ5J.BnFgrq_mwjFJW4Xf8C5bDg51G1IporMKP534oA-1739144598-1.0.1.1-nvc_bm2FbzU_tNhPOvCfX6evie_Xa5_pmIuzq7XDKXg",cFPWv: 'g',cITimeS: '1739144598',cTTimeMs: '1000',cMTimeMs: '390000',cTplC: 0,cTplV: 5,cTplB: 'cf',cK: "",fa: "\/post\/2980736154?__cf_chl_f_tk=LZ5J.BnFgrq_mwjFJW4Xf8C5bDg51G1IporMKP534oA-1739144598-1.0.1.1-nvc_bm2FbzU_tNhPOvCfX6evie_Xa5_pmIuzq7XDKXg",md: "HXmIKQHQVbhzu1kc_qNtrM0B3eosVRTgWNPvnafQcig-1739144598-1.2.1.1-1q072yhpKrH.s6FfMEhpDtBML4dVMwn8e8AVDQbZn_dE8nISpFWUuSPnJfVn1keNBND7FtJJH7uW8m3ffpt.neWvavJ6TbRtJ2GabLImDcscfVHvdw3lRqnSLRsIkERvkdzalIwlFAA_HgO6hRS6FqqHAoBP3ppFpfcY6LJVub54BDAOE8TPnfmX3tQZUUmsoqRXa61PhUORyOO0gkLPERM2mm8Sog5pVo0S9yCyr4y7QOVAx5nEE8uyeOfslCESCEmnzArhjvx5Mg7I.sp.hoiad9OAFjCxtk_NbwfBzQzwEA.o1o1hTFlpOT.8JtCm94QGXTkKBqxUeJMiVSFt48cxr_ErGJBs8EgEGLAmhRBGULn8.Gd5jsXDhX0stgb2OypdCM42vE.hEuUwUL0CKNdhFtKaYIQmPZ7HelQmEfbKYTFFmleP58r7RsAekNjK6Uf8PQ3tRcE22AZ67sw.Oq5dql4Es3bLBkSsdTlEqrmdqEBxN.nHEDidpojSqTmCuhRmno59Io2IANkGmHR.XNYwUH9ADCVnQEZo03LK6qmOzOrAxsc3GuyMHTgbnzpjqNlhKMiEIS8ku.0xXo8ZrJxiVXyMqGVEh1k4luoRqLeGa.eNeWN0XAbngCi4X4k7XbxDVv8KhztEyqqUJPvPFuYd0Dy2ITzy7RutIMlAAbybId3n4wT.Hl8aKMCjm5R8SAUHjQP8tpSSl1fjTpm10j2wEdfL9stAjBU6N6q.NHPtP73EMkftr9e7LDql4hi7c6gCc7LwGgEyUeR4dLffnjgz1mdoMrFG1MERku8wTWFsUd4V08JcMpk4fXTnV09ktmb6_ek8iJstzXlI78.YpeFqMhu.DY.4XxohGztGpg6Nm.AnO_zMIQemZI1eVaSbNtEeTsHynVC2xysFikjf99rFUHmQ32bjI4kYZb7Lb8S_GiVQHNyBq7YFvsevxLKV7JNC9kzWZnjrny8cyR1R0hy_gZhQMWvr5awkihuUr6j2SBgil5E7G8phPk8BOqsJsnaxT144CTl_6Pww7HMujDl9BidskW6hyXXMXibEj1cm7JIg8WkdvXg1KsibpovOjHWMTIqFmKAJQKBxLuAYwAqftFfLj8ZU4e1szgN83iMc_0h4YV352WrQvTHcdB2W50Eqz0WFkYIsj9Eid9xouNDxOQmqbXzVkDymQSongQqEc39Aiep1jS4qC.ymSPquZazeiPgWfGRQItOMYl0r6CJD6m_sR0.pvGiRSs6FlP4pBhu9AC0mTKRlUnBOV9Wb27qluyW3KNY.Kx.6d_YWlxO173899zzUnWsZ2yYDYmjU44wL0HCT0vMsgPVcnQhjJT0bqfu7Jk0BEueTPsrgjcH_AsqHD4DpVcCszsP7auYR7Luv76IUKCy6AT2ZjXOUfqIxHzDX8Gga1gy6hiVJGGh9ihQ8btKVknIs0yQbFhkNUsVOLm7D6KgVwOgLjLc.ZjEisJteOzWM7cTyvyo3o_GoNYs74X1X1rM59U6TdoN7Gak2U45SloHYoSfoxuO9aEkzMiH2S42fIzGBxqX0ZtAXve7fMqnuzarv0VxR7tDqDEtwQ4NsNVHBIHg_.JuXXQ_jDGNiX8Lxa7A_5myyuCsvPV.drPrd4Tp5qqxE6ADfRLUWSn7uhR9vWNFvMwL1n_P5CXJmGEx52Jgg.WR3GycRHlkmxEYS_f0xM.OExIuu1UZkEM2A.pTlQoto8Yzl_BnnlpsMqCxlVsNHDNiYV2RON1_7o3EOaPXs4i4AFYCecVUq2Ufsjnw7MsQoARkqMw9H_DkdOdXHcEK0eK0j._QEmAsZ2daxcLt4cZb80TOp2pHtu_5.UCmuoD2RBBck6QWzjc3fylhXmNeP1EA7VN3892c3FZnUiR6OS75zekehurminU2HVHl76R_xVm8n3JovMsY8FlzMc4arZvzX4k4OfRJxuQuhbwYZ9L_c63G6e4Ee109.YgOd1q9ojpz4lFs71f2pKIW_QVbeZGOeiVu_3KqfzilYHSnJhiBDPQL9h3k3BNKDdGPAtd4CLnOVH9UJ8UbY0T.5C_qPtYw28VrqpGZ_n7X1g.Lvu5ukEKGGwW6vJt3YAwNeHVWv3qD4Vnbgb6kBwitSHXDSmBh9XU049wqOwlqBenS4x4KGQ9w7QAtAEBjulcAVWEkZPd3b97VjZugh.H8dJYzaiY1.5OF0r._kx5Q147Xwuej6E0RMrMesWuen8lDWFZ3HMtRR",mdrd: "bTEyw.skqZAMxY9zRYtiZoslgUkZHy2l5BWVugaLMyA-1739144598-1.2.1.1-7Vjal06JJl3p522HYZD53LDA9JjK85He4Mw.q_rIJfHxlo1C_kRwBxOgOpPjcJVFkU1APhXdrdiRlhHyR3NJVXzt9vl.pZBzOuPpPacdoOyx8q_5ADEhXMbF.nEzKQsWMzYB9P2dm4cfVQnMhmcToQWfKfxqH4az3i3C0EVl74xMX5EBw2XfU8dlLbN3luRvwvXnCRz0WAJ3U0D26k6YHJLSf1UVB2oe7ZsuKPjwh54yx.CVLfCM5OL8n1ThmSOy5kWBGHBekfCV0xQkxUYBaofeg5L.aBQv2.5XTF_PIb6ZGx13_EenfGDQN0W5hIu9hpaDUUn0g7P.1GSIau4oikiL8PCMJESNhMcsdu6BDtQfT6963kol2RJe0Gv09sOLqBkwWnVng5di984VZaskLWbjy7wZcOdL.WAFRN1YcWtpACOdokv38GWUka81OCMa4DfRZddI2UjiaBzYAayR96sUi0UzA4dly3TcQ6T2XUtej2HAAS6lqIKTqYUon0Kd9D75PFfqBC.zCgsfRyzehkNqeLxXOV66.YBizlrdTEPUhQPagBisBbvziiela8rI3fKWnCFYAcrNdgGFephru.b3.fu.4aD.4BCuivVlbmxTPhqfCtMsSu0VAJD3eunPApoDkASsU36UEYJjbMVdN4VVAXcI2Hco5C7SGXVYgb4UMZS8F6u3NylupGbosXumq9Ibig12s7govwUvl5WieEyNs9hWoEwFyT_GcftvEZ1_xqdLNcLfFuL4x3_eAHQlPj9GVsGbtMLSIkVjtxg5AULTFHuzenIUpKWoE6ap.VbRTmRvnLJpD_TDfHNkHlvR0CnLeFUpbM1oxb5i2UPdLMDbSUxcUY31ggMbDl4AUd0ElLXaCL8L8K7qi4ikXXQKTtbwtGdIk1kZRc9W0934Su3spuubtUXqdqCyi9pL7eay8y40HmApE.aAbKmF13wVGMMpAgtN_hEp.puK63LGpps9POhOdx56rX1IEm3DfdM16ANzIguLaPe47I3V3lO.xcCcQbUJuYBqt_3Baw3YyIr6BVICOG5icyn7WbgW.5lE2wbp7bhwCurXXqAnjsC3Pk9HkByzaMTX5G8UwxwDw_SNTJuh2fc0rMNW269v1qGfqe_Zsxin43NnrX_vCMPOadMS8kVrzjWMaPH3Ivqdg2zpQxO2aqJ0zX8O3OghAJATnj8PnNVbtCLF61neEYO.FY18OzI0VvYDuv2Z604VEf3G1hF0pdzfq_oPNc95zs.I2X2tyOHAjEk8gbEDc.rDMHHzDdPfeqt4XdSNt1P0NKEyvYaWLUPQTQvSmfSmYX_Gx4cNB3QuQ7UVO1m7VgoVJfA0WvUyOZJ6pLXM8e3H69c6M_z2UZQGgr4G_.kGBJu9BOPyo.oykRmKS7D1zXvXCY7PzEY0kqdT9YWcUpY_OAeeQRXyRJb67Jnasr2csNRNzt8y8p1S5Uc0lrC7Xwxe4JYdDP0EHbBPlYfscGKLtdYwsCAG2Gpc31J1A7rWwsFPLFbfMcQBTXbGal4FGA4YQLsx_rgq7lEWf_Sylr0dzvlzKBHDPPzqSrDz86CTSefE7skk3w7nlc1fEt0wfKyt5ebHGeJDRl71WuQSgfQkIORQ66VK1G.MmZR3uQokw6zRX79.ITdcZi5ijxSqWehaGEqzwglKY5qDcdPp95J4S0Rjen7e5zJvJ3BC7Xlnl8T2iViAx4IMs3JqofqUTtb.4OOVJjoLzEr.nLyOgZgUM5wm0vk.yhwLrMxEUEF_lBGi8hzOIUZpV76kNfeWFRMfODXmsPqK91hnQ6y_HvWOzaGokZAhddZtwb2joLuo06U"};var cpo = document.createElement('script');cpo.src = '/cdn-cgi/challenge-platform/h/g/orchestrate/chl_page/v1?ray=90f7b88aaf40d6a9';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\/2980736154?__cf_chl_rt_tk=LZ5J.BnFgrq_mwjFJW4Xf8C5bDg51G1IporMKP534oA-1739144598-1.0.1.1-nvc_bm2FbzU_tNhPOvCfX6evie_Xa5_pmIuzq7XDKXg" + 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