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-371134339911.mit-edu.top",cType: 'managed',cRay: '90f800db1a02c956',cH: 'XouKJvStERPCu3OquXLg4Sz7KEmkp26o3nfDGbRPNHI-1739147560-1.2.1.1-efrM5qzxHcrEGN1Zm4DQ2fw3GvJV7hQbqunBJomJdA.2Y932b0V6qkhIP920YVge',cUPMDTk: "\/post\/8629731504?__cf_chl_tk=dy7tL7YfWxKd7HGOTVIXU3hI2qyGo5xeOM4jN9M5eic-1739147560-1.0.1.1-L1sSEoe1IH7urA.6WnAySZJMW.quQBzbE12FD96H4WE",cFPWv: 'g',cITimeS: '1739147560',cTTimeMs: '1000',cMTimeMs: '390000',cTplC: 0,cTplV: 5,cTplB: 'cf',cK: "",fa: "\/post\/8629731504?__cf_chl_f_tk=dy7tL7YfWxKd7HGOTVIXU3hI2qyGo5xeOM4jN9M5eic-1739147560-1.0.1.1-L1sSEoe1IH7urA.6WnAySZJMW.quQBzbE12FD96H4WE",md: "HVgvK8wG72uqnXJ3CJeUXs5Aw8t6KPPXqKuNmiyfbIs-1739147560-1.2.1.1-YewvQASGq3kOKVBvL1wwsYwX..B3k5Yd.4aROvigOuToV7fAeXzdC9NfuLJpngP9IshQYNzcNXRVq8JxjWtTKySieL2y_03VarQhx_RSEFuSl7ly6WXVPzuLtbfBG0arXt8p1qh6R8GbMPvahKrgGFArl5tm44JD77pHhubMx_LPv3iKkiNplJr8B4yqmB3AdFdwcJv0G.qi5sJ5Tb6o3rAxdu2KaeVZgE9F88.UY9USMcYpBg2WAJZfgqBP7BxI_4oRPCCvFdmh0iUuwjBqErx5_RQE4gdC3wQE4_mrRrwrz4TvKjbUFEEGdQW3.mUpWYYVUsKUfrPVM4a3bv1o7hPRXcaPH0vsuzBhbJU6IsUGmn5MH9dB7yA7.NpXVBDIsJnGS73ad2aG2bM2JSp4ATO2hBT69D93O4d9yFsNE0xUNRyCn1Lirw6kZCb15_aQUC4X70d1pzkr0jG.Q5kMFPe_CfJKDMMYu1aEY281EsE.ygXYYwcXOxrdy6sg2kSkF37frAmMzeCG6vdGLTYjqmk07Eck.Ttg0Ow9n_L6d5dMav72A1DfU8WPKYR6Ri2AF5t5YNqomQ1MO9FVkUIhvELOQ2hyMvTDd1.JX0mhbHSqQK68B9cPeWPG1XEcBAW_zQVDF7eqbgBpQC8aJmFq8EuxTFYaMxbWbMqBjdloUHg64ojRGKRG42Rh5N9bUwXdDUAIwaSm.q2FhCZPzgtSH9QwDKyM7J1ut_NoTO82NvqKa4_ourbX0NqVIp5IlqGEA80tPH06Y8WESkWcTJs_fsfcAZADrNWlTGdtZj33s_7ua1yLJ67BxCZkiOsv5hQDIoCMu9Y1jO6Azk.scZvv1AIsFeUnxzAbDDk10nRI4uxBAfnh4AxURvNFLUlLLYmIUj3J_lW9YAJ7t7hcN5iWcYb05AFfmjo58ucMivGIxUFHbO1rIn.Jv_0T0Aa.Uo_fwHAWRL6ij3klNejFLM9yj5pnpB1C3DXiP.ErP7kMMegJi8Hj96iMi3tLEInbEpGSCHMO5ynjyb6RF3T.YRbKc1_1JZA5Ip.s40J1.CBwQQs8SPkkJ4OQ0gnWF6aFFnPbyY2jviJBaH0K5YmQZa76wSEAajV7yMn9u6Br857Xf7.3vmfFh66CZrVUh7xHLv1yTfbk2WY.jNuPx3749jiqHwKQ2hEMxrLr_S7WpjrmW.5V_mZAH6XN4YyghOVCAVda5q6OlEkEOCVDOfocV.ZpSbjGvWSJxIJY9tuPaHriZVm0n379UdmnO7tfw9f5TyQJqigfPKy9rDz017CIAHvlw8NGMiEXP.AVKSgZb2TIcv3vYvG70LbKwH4YuKB3P3pcEl4Z3BCrilLCHZNQnbgMqi4Ia7Az_5QuVeKbtRwl7fiAc63DHvcaQCxZIg7E0yzaSotawtve6ExqSQ1ZO40aAErF5iIF.4.TSMFEMx5zAF04DRxAZDaVC4CN6bSDlm5PdPpcSR9K1hA5lnM84UPjVC9dsO8jETH8onN1qPmbH6OsOvB_I3U3_1J7Mbf84r_8W8peF3.br.5O_A4NJ5gVCTdsKStvE8sx6BckYsvmbnVWNxm.T1weZAO1bvoNCFQ00V_2AUkMZSjQskaJJOD0Bd32Pt9TRMemYGZwytx9dqfUuGNj5xs9pv2dD5C4wmvJslAp4k94xm68WpDOzo_sd1gNFrG5ISfkbX_M2dQuaSdBHhSrBhOOxiMKbjX7EpJ2_Tjwh1EvXtfKGAimzDYTFa1LZQpSYCCUakGhyFkPEBasFSciN4D88b25cGHjJIBr1h85yUb0YA1Z7Oq7sTr1Fi6GkzE7K52Y8i._A_FBd0lXL.kYqyirH2T98a3I_yIZ.Sy9AJYkSwCWGU6w1fAiEE_stWs0eFbGfB0K2Akp5Z92S7Z.jHoa2STJd5mBoO.Zh_jRfiIXLForv_1PS4Ee_R_rCxRaDdOLICMu2pfmqNiaHZH9RiXj02qroglegituBQeVa9H_7rq00qNTXEoSEp.ohz1YEqKrUwo4MtSUZiMZi7Ma3bvsAwtzf9giYJpNusH9Ct6vZ6_bWdbx5ZzfjF7xs40GCf8Qson4P.CzzZYkL_0ReXrkyH2pyVAaBD0IE_91bM5hwZ9ssbrhoXt5rn6MvKnp211Y1wA24UwWWZYua_8gWOsLlfbvqGw3PCaxDr_rk43.yO4ibZUQ5GNkJrLt4am8s83X__TzioyRciZwzjRFs.5VDb94inCARgI7",mdrd: "yGJWGtkT6MXBwPSBFYL0ROfTWy2h8SWz2XOlaq0gW7U-1739147560-1.2.1.1-esQ0q5ZlcK740_7y0NMTwaMjD0ljOQCWHRm5V_rqvowIRuEN5uULlATXHfi8.RrWH13EIPgbdwbalT6h8YtsTIyTt.c05H9T53dPmmN2b9S9F3ZML1q39a7kn3lJpFNfq54PHPo8w9kzwszTr5S7CFeJKXSefcj1CTxPVea1py_ZYWTNGvpjpwP.T9UmdyrLc09P4MwhARevDAJ65vQtX2USFXT3CXcUSihQqKb0Km7vDjsZiReMaat1oaAMhpHkSh4hZHVR6wqsclNoVMip58t2Dl_IDD3IGynKJOSQJ0hw9Hjs2LoZAkOFZUxaxC9beQcI4cJszJMYXSiVK_l7sljCyhf5Ofqyr7V0kxPbq22p8ie1_97G1q2Cr4pkVkRmW41R8E8yoqeA1_Dk9HFW0vWZYj9HLs9MvkJOpZkampxlLyL4pqWhJxplentSbbwQPVrVSKl4Tc3hKcAO2WL5J_MO.DHWFpqTuIk9hEACAO7U4Z6BIN0PgVVmEv7qSETp9oi.zMfwIbtxJdiQlhhcWGcaFmvwEW9fIr5d9PCUefBNGmyYocSv3DV8.jnGvYtJNNpnJI8WdsARzq_99e2GIBSJwdqVBG0mjRiut7NbhMXboit_1c4X8p9AZv6hJSy6DMOn76mgyiHtYYHO2d7J3UonYVZHfteP6.UXs6fD62omZHYEwnzPUuPNBBnvu5jPiYibiTbKBhyKBruyt5LIzkAyTxJQqeQ4drQd6LpKYK9bkUQNMZ4lw8zChY9EaRaHcpMUCWsI2IJGz6rAY.BBI0ybSf1HD7miUXciyshverOarFgYC3hXhI_1BQjl5bKA_5EMOBWDYTsbCRlnp23jzHntq5F1MykieSR.QlhdXwSRdmjkwPxv1FPFWWdueXluBatwsU.X_ODpf5Qsi0JuLF.ouHKcINs1otfe.GJ1mwaTxkWlEohirrIzSf5HG71AMs1uT5pU97FfweFxkSpSIdpvVcohWVIAYL17lYt.VGOO5JGCfrt2gqWqF3ySHImDaCr3nBVKqii1OJqM4PnNuYcreVKHP9Bfydxj_HtZUbd.wNvCnNi_CrEZjdESlCpCr0_ZfbLLjGt0rr4k7YpAifm48MjXW2kg.BmxCqiv_yuV2zL2DPriBRcjRrMMxbaNNDHw20IuQ47QZ5H4xA1RALVEQK.6iZj1ntB.60FfNeritAPO7TfDqbUNfUWW6gtRZyMYjvGmkaF2iXatdH7UnhnerYRyVc_NMzP1RL4jGEQDtffpxsGPz.7cWNUDPVsl2UjQo9IoJRmoRqBvIlOOJJbpI2W91dYAldSzpMqy9ooq91JdEVWEgnFwpH.Ktq2IyE68Nujv5IVXFftnSJ3jTSUWMHsfR7SHAqjpcSuVE5ZQUmcoEqc2HalppOQtFwWEYc.tV0v2nC42WqDYTfnAT2oX08zyQ0yskYnJjHytPGtSA_NOxP.KPgvVbMBjUCjIIDfYqp4z7ARbmpSesftHpV2MLMQIc7wddOlnWe7y2Qu12u5X4IA3U0z3Ryd8fBquJkCmGJrpwOzwoEHhWjFYq7WbdHN49EwdJooujQ5evngaInhMEA9Vp7SlsvxyEGbD0KGvZrfL0e3MszfjWPsBy94_HfoIpMF6vHyGI28F1BNfg58t8p9RIXCRO8PBUYNei.eAVL7E42.fLufD_Rac4lojGethlpjrs7mqkbUlaJN3bdzoBaAJR3R6uOWfyCjKsUXXItCMFkqaaFPdBmguLKjvhxlRZA3QR9GT6gz2APM.4UIikGqRdcugPzWO5NHAwpf0u4w1jP5Xvx9V2oYdDw"};var cpo = document.createElement('script');cpo.src = '/cdn-cgi/challenge-platform/h/g/orchestrate/chl_page/v1?ray=90f800db1a02c956';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\/8629731504?__cf_chl_rt_tk=dy7tL7YfWxKd7HGOTVIXU3hI2qyGo5xeOM4jN9M5eic-1739147560-1.0.1.1-L1sSEoe1IH7urA.6WnAySZJMW.quQBzbE12FD96H4WE" + 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