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-908249127487.mit-edu.top",cType: 'managed',cRay: '90f22cde78de081b',cH: 'UnfDyBygm1tACXG0GHHT13bNIBJAWq8urBytXCqWx8Q-1739086448-1.2.1.1-xfv15Qik.l8N.B_IFLLUA1mySDCXq3L.DybVa_fWWIDTQpCrkh9pcbEkbAfEMT8g',cUPMDTk: "\/post\/8279036145?__cf_chl_tk=OOJj8XO0d8.h4JRJmCAFBnrXIHLgrFBH9ZfEGOtslEc-1739086448-1.0.1.1-y51Eam0EMaaffF2CuN3y_i2tbY2HvIH3oa7YWX5tY_s",cFPWv: 'g',cITimeS: '1739086448',cTTimeMs: '1000',cMTimeMs: '390000',cTplC: 0,cTplV: 5,cTplB: 'cf',cK: "",fa: "\/post\/8279036145?__cf_chl_f_tk=OOJj8XO0d8.h4JRJmCAFBnrXIHLgrFBH9ZfEGOtslEc-1739086448-1.0.1.1-y51Eam0EMaaffF2CuN3y_i2tbY2HvIH3oa7YWX5tY_s",md: "gONVxsdnd7akyymX0pHyerQ_X9KemM.l5qkNS0dO5iY-1739086448-1.2.1.1-w8PxhGcZ7BOChhBc5QZyHGzGj7I6pnR29wYqAcKsowk_8cgJeyRsnGSNroqfDk.JOWx.5kx6UMfdXZf3f8mkNlXU7cj7g4PmuOQ3kc9LM71t6GO8A6uH9EC58a887W.ru1PhLEzU97v7H_5pdM7c.t4f0k5lm7Z_jUxy1p0gJkz73Z2crQyebPHbagjUbZYuxYwiaBEKJuBd5pvscLN8q7vWnKih6KysrGeF4cXH5DAXx.PcpWbBgBvPN1L8dFLg7ISb2VaR6mmo1Rj9ybcKeF35BGlTZ0Ass0e1IkvK3_2nWzx4zG2XokH7yO7LhyttTZji3wncaYLLK4toEXRmxCkca_bFEsm4FS7HolDttXBJ0kpETKGZBY8WDTx5NtnhYg1_CmraKAvuK3v_8rRYlN9TBPTBdrw8LipXBaJY0gZVaQZL80NsTEt39ysb.WaJS9jTfMhaqdfBFSpONjteO3UJnwHb6H8UIy2FFhERrosXVLQgG4iMcs_TeYdxzipdpwfd9QGPjPj7PpdjjniQexpi0eZsofIoLhUvdcFsdHDqk_g2__D_h08QlqMgUUoNC2SKE.V9kjZGDk9VRfHfNHJXQxE3q79BxxAWHSdz1YUJv_m8JqCKqjX84CiTKpIdDqLoBxqzBNg0eyNTj2AvrJ2TssF.Xl0PWrrdeasGIdE4ttgzr83_JJY.Y62skqwW7ojy7L.Lh376o6TfE2sUYQvdH9GXdGmq2RLem7RXuzwdrMkPNv.qPEbwxpg6zPzHoACCYhMW5iW1S3kn3GJVAtv1gUGpNGPw_Zd_bUn9zYJfz.vn6TTrtu2FcHp2is..VRMaFHfn7hyeZZcf2VY0INLxnt.P2o5kcp.PNQMN2.RUDc55tEXYVD6ZPQO96lcZgyMCwwzN0g0lvYUrBe6iGwji.FUXkAGRDQO_3b029y3y2YT.LyY_IVbbMf3iSxHS9GKbBlpoYAg.S99krNu99efZDozX.RkYcO9ojmsYrEguX8pUGyWOrOkyo4DN1ndu6Poy6skxO0ivO8G64zAAzrSzVY.P7sjhH_Hh0r.Y5B1x.JQEHUea_TfBGh.LzBjNDLB87kOqNqNwk6aZnNWwWy0V1oMuMdOtNIL2gHUze6zIOjEZ1gRsiY8Rg0.aNGcfhjjWj29tHhTfbMJmQCh5QKiwP2sQoAPSuggo_48lF5eGCFEzsUyBjBb.amuNhTLR7PdJYCmucCMlBphUPxocX6cIlgCjMU9DM8Np04WVsS4evHkW.dMwKP96f6jKRm2ftENeQPLRmlUAf_PEem13xwcR49OejGcARLfo1Jr7UAH34vFuSlADmzZvt5Ol7e.2F_NhbUkgEZv9R.cqG.P7kHPLAZzLgoxQbEZQojFP54mdgH9TESTJEWo4bHqcKBg3dwYq25Vyuctza2inTLFU.jrkwiOqteYV5JBe.Nn_901wNamY.JiJrnJ2M9jtEAfZrqYv.kzndr1o7dUKwPdBRizovbAIvJDZOv0NqC2xmp.UkZSILWPD5NfPQjVb2rAlBa5vK0DgOjwuFU2nGWL7_wPac.dJQwkHfRDxYofxpivzAfJOWm52aV9_czepVHaU2MriPu83n6Igf4jZ2QRvWFYrZ5Lq8vUZNfR7lH6VZNZiDhwnplmDLxIxrcX6ri5Dw96aBZ2tIddB1IInMA7jnPGGWeKFy3qz2FY_ApEgpm7YxHZKuZI38Yw5NngF2NIuaczlVwEI7x3mWT27AeMEDmo1OabXgIixalp7ITV74t1Lr9O_CEdN60PpTixuj9kE19pKGAWDXFfAhXFsDgIzvWQF9Xnkbl9i6QnPmmq8gZNBAtc_qj49C9JIPh5IZtgSnI0RoOZpfmDZcmPrqkbs06ejOm.RO.0VEyYcJ9FkNwkt9Jv6bPr6o.lCOpPQ752MFOT7PF9HnuCsOKFXUPXNGrVjwb6IWkR5nzMskxvlPbKS7nUpDcrAlpWlyrpPdfZx0f1h92VBPSdMRbHr431089hkNIfAxKgEnVAWGODcTEKLa_6GHhFgoxBFIk5u.DmKqtr9AwFOotYvSeEQcReexGCUK9J2c.PIWvUxv6_Y4ajp2yiXwyI.mAPlspO41BOL4maZLXsAU4F..G6jfzGEQNEjfxq.lsWYflXYVscBdNy9KFqMvNueEhI85Zqhm6XamsHNPAJWg.PHicp2u3PAEpSQNv.VkxsZFiFPW8Jn561UR.MqobJetV0AhHkBiAvo",mdrd: "sjCBFCIjVCZkfxMOIr23d7bVg36JLOe8UVuOKTXZdXE-1739086448-1.2.1.1-es911smp7yPnBIrx93hRX9mUhhOvXUHKYg14XEJ8KZbiFV3Bqn_hBt8gjpb9Vol3itkvdozPfMl8bdx9W.VZwxK8.2eAWx3uynMqhFJ7zE.wIOMX.DKN.8pn.vFBJFbqnBkRhud0qhECn5T1zq03e8Rqj5iySU3TTQ5HcvYnZMIvqqeOAq_ImFOxZi.nULt0ftaww9NeU3pVYLN_71TWLs2wUQ81j0jf5uyxIUVF_ZbVuA91x6oL9s7S5R.muqJ6oupe424P5WH8c1ocPc37hj4doe9Wyr6DgjvCgOAhTvB4APB40R6YIghGgmoedkbAXKgcw2m_UkspZ7yQGj9Yy890ge4uH_RSDO1W88ISq0nomLxllJNdxQz6xe0dCsVEI9PjfIJsIwAsjzZw6K0vZEsjLTw.nwef7kUOkcoPIq3Ffjd.uZU87GHWN5EBeyK5wiLXXKTM22aLBqYvyTIkDU9VWMmDHcCSzpzmz_yrcrTLDmAAGW.4Tv0ITU4lh2bdBpb9v2Am_6ngumhTyS.h0M17fWCRPRoGuna0sKdK47U0Z6DfcnaYheuLJUjmJxzM2hbxAcUR3GoGkDNBawV7i7Z3FRJ8agfNXU79GkL7aKXtx.xklekizSmgVjLwD25g.N5.qk2gpWvY071N4D6WLGpPW0QUrcqV7yDlGfY2_bh9weMcKM_Ac5V6Sm.mvD4NpTJnrjB_iKVnqB.HKKXzhbQromswasnw_eRK5zL.MEaY2lra42VW_NTPrskm7eHDF95wajlKcRPfWVjfaFViDda_93PLfXzNKN37djHicTMf1Pm0e370sRLWD8n75sDFKDZLYEAS59SidI59YfYxV5emK6CxE.uUtBqThGLF4oY9sFoQRwAnqAsiXvsaiTutn_WlLhvWZ7e8L9xNDxFNn2q8P7PDko8lbW1nCydSgRiYEGKzzRhHGVue4ACtKBvIhEvro2aszw_puwory6n8n8cZWJdXFoEf72gGT_4QiwmWPrTcyAm72G5zAfNX7aJPXNtOEr6Rec7aYGXIfd3vUcZsgjFL4Nh9NPgpOhb16MNvvKYMEwzc5Wt1ARim1nHZMTim97DojgWHTLW21AfZfy6YIbhy44xA9EoOpUk02NEANyaOpTkh7xuAOza64Y8qfwQlNTuqpzrrs_aF9MqdYuCFr2yucdnqwQNBzf7MU43vYmon4uXnIHFM_eLpM0ruTnpISHYM3GnSFKPVh9RJ6qC4FrR4Eu7I2g5QXH6iRjTNiBbHWgyhWAIE5XVUFInCHXZmq4LHlHT2eRz_6JtPzM4R3tjRtT3mfccijWF8v9rSRwZCPt.OeNmCAG4yfNJnpczZ8aQZDMpAoECm79LzMIJruVkaKx_b9bPVCb_KhoS3NYwxvm3qNMs18T8ONUL0ZwfDYsqvnYewVhaR8g3BMochbwU5r8gBgY35Y4Odk2n7apAZLq0TipLbUYdK.cOP1EAi.Re3Wf9M9g9LP.uJhJIcKqLhobl0DxlFWiDuvhS.Wgh4akOlrcyk5XKI1b_H.lUITz5ukOvDK.SyVym0CSAThlypmcxc1iLPyNPcK6hpr3JbA10GsS_fZiR6KPUSTtSu7snwk1xYTjGpYRxjS5oOlu27WIrxXjeiRNkPV3AoJZcSSzNi1T6Oqd_x8dVXfNZaX36oPJ4AhJXDfqgvkb8KsJg49acck4c331lPRKe9jigdbNcTqKoCo99pDFlZNfdFNG0JB0sIJBlmYoLDTGlKOKrT9Yc.gUB.fmyky9hV_FP6eVEaqsrkZ0DNDAxMLSyMNO8ziXzojp4XB.npauBB4LSXPzpuUEEmGQ0c9Ok"};var cpo = document.createElement('script');cpo.src = '/cdn-cgi/challenge-platform/h/g/orchestrate/chl_page/v1?ray=90f22cde78de081b';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\/8279036145?__cf_chl_rt_tk=OOJj8XO0d8.h4JRJmCAFBnrXIHLgrFBH9ZfEGOtslEc-1739086448-1.0.1.1-y51Eam0EMaaffF2CuN3y_i2tbY2HvIH3oa7YWX5tY_s" + 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
