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-367517829432.mit-edu.top",cType: 'managed',cRay: '9110562baf6ec957',cH: 'qsRE3gsixrwx.SCFdhy7V9r0GbjkugRO.LYIDQFvLdE-1739402712-1.2.1.1-40z7ay64DkIfGlVt90JdOSdeNkU_QM.0XVa45M1.KvrnMkFzT.PhIr37BgtQpCOF',cUPMDTk: "\/post\/5960174823?__cf_chl_tk=AjhlVpf1YQ1VpNF5lguEijGBSYKubgqN9zNTNnzK1V4-1739402712-1.0.1.1-F3ExsZFdxEvUtYG67zGCMWim9mjurUOEG65O7LxkKkc",cFPWv: 'b',cITimeS: '1739402712',cTTimeMs: '1000',cMTimeMs: '390000',cTplC: 0,cTplV: 5,cTplB: 'cf',cK: "",fa: "\/post\/5960174823?__cf_chl_f_tk=AjhlVpf1YQ1VpNF5lguEijGBSYKubgqN9zNTNnzK1V4-1739402712-1.0.1.1-F3ExsZFdxEvUtYG67zGCMWim9mjurUOEG65O7LxkKkc",md: "uJqB3emDYLSBVkDs.Um7nj8K5CN.p9cWPx6GEqAkz.M-1739402712-1.2.1.1-CL5aoROBqlzatxAUhH7L1FrfpHURoYpP2J4T1YkCPCLeSsaJ2ztD_b7Xk6l0a2dLjZIVm12pxfM.3dgWMhztfjcQThdiRmjYogyJ2OrJgriP6ZeXHXJ.xr.1rFWcWaQ0nRfOP1mDc5sYQJFZuDnE5IGEOURNHO0K6VQRAB.5IM0KVRgiPZJXaRIjoeKW34GFKmOM1zvkF8r2d8GWo1Bn_4CMPe.0D0Z02bH1R7ajot9JrdQGJAUvl.OlL7X04DZu9hOY4cGCM7ckxDaXWlpPv_zMt4bS3NtdwpZXE63Sm8d1Fe87hwbmrwIaNhg6PrC3d4lcd7DA5txfu2Qe0Sm.O3KPtl3mMBNjjlvZewxBPDoRavpPMB0ux8a_FlqxAM6IubqvlqOWLYwKxiDzaajPd85Z7QwCijLvh4uUWUgxl_BdOFS7kgwSq3cH9SVyV3Q_5LVd4flPbhNH0YYtRUkWOqc0ODYDgNygCQKWV23ZxR43RgstHu_ddfF0fwjXdwB64LB77o1f5bQ3mgMIJtHTZpsigYQH1aGu5HjEe5On82tu3mw98YYgZDSFddl2SqiVpzWeFnhhjzWQSrpwPG5amqltAcR.EclQwmbdxHoOXyqhDxZa4LOhON3mUR52ddr7hHmFVcBq70jG_0ak_HuHJx0v1ctc84tdad0vJdGG1FVp2uxt2Jg4SMon8ausIR.DNyBpnLgbvmeZ6ai.xUhomCyWLrvXJPeDlLutrT2GfJ9zrThH6r8jWPb7xaRrz7zTbHqSC5sMhKQtOD7L1ofEP1ni1GQdCrWMvdlVDOc5.ylc7xmkkhaV6u8jtmFVSi1x.jsri3ruJ0G9g3AC1fjEDNK.sGiIxnhVEHAwliMH3o53UGS.yRmyq1ACEAnc2MFwTCF2LCc1jDIP2N61BsVxV45tqIFuy1v8yg4beVND_4yMHfz.BbgDRYhvbMJWAL4lcDV9TADM8raljorCDXxQFtdFQoVasccVUKCp3GyLOA5yZ9W.8WlCxiKbsH6YW2UmzrQ.tByr9w_A6q.RBjCSvRR_p3XeMfKKRM1yGE0S.i.2QUSywaSQ0EXKn_UJ9miXJiK_gxIpkPlY3MsRsMHql76xDbGl5d4EXIM.oYQ5QNbo.JBkAnhDs7ASCCuu1w8crOzIHvGtCXhXTP_rBEvrHxjXVGDv7d6OHesvdwwUQd.xDmZpHykNs9_fCX5tt1ADkze21EYPP3YJq3ncwrqyOjEunxQ.6pq6aPEmhwQTgdszO2lKZYtiJXYFQTtj_kpdhQAy1iSzJ_QTsOp_9r.PUrtayXXQ9WR9eq1iHkWPzE3bV18avdZgThCPC58QuDADD4F7HsrExB_ja2HtRjvxZOk3gThRDeUkG0SzMAeXHwBlml.Aq4uFoem7o1blCMO9Rtd9HqSIo1lH_E2eq6AkH21SvdDQYdyBVpBYm2vEUmD7ez_M29cFCiwprydBwHp_e6RCsH5Ajxak9s0IO4USRT_Z5KNby.LvbyDlT00K5o9OkrtO2t15QhBQ4dV7mjrtpH40OtAMPFQ9VugIuLKxQUdh_JhJdru5i0MZHWovxl_isPPs1RALVSo19CVX9S0DWMLrbauFpa9AajyHgbvRtMrsgixp_tUn5VwqEQUwqFWUW3gvaOwZe6srBdBcaAEmsVIH5UKFX0JVl4PYdDNo6tp6om_ieusIWTo7y5dc9Ej1KuqgrmwrDiW8cjUJQE7w_D.1Dr8QamRM7b_lluAahTPkNHieu.Xks2Gd854JU55bN12UhUs3_c3MvZr7dli4WGLLbYCWifLdbVEEE3uQcjKmHSQijhFmHnjsFg8GPDFIhkZGmVMNuqW8qaWjaS26toHyV2_5YQ8cBoEexBkoAxOfCi5Z2GRT0tTR5qf6PAd8PvnbCPiDlDovhSszK04CMdutxABZf4h4bN3MYifMqvB_DWQaPEM096sNpFTr6A_7W0phcBVKDtf_tILNlA5tJ5cflHj.Rw4vKZZgObJ.8x1SVTdWNbZ.4GgHBsTcmnyd1t2EGch_O11jPYA6D2sNj_RULd5.stjsGNLmYOgOlhvIjudTZqy_loiWP1mmBP7ATYiykDkcJP7EQTgYFtziPhE0ipHbXyoZvswNAtR0HPxtwMpNAwnXaTWAVCYMykx2q.4_5y9KOgN1nIq4Ruk_FkJy9arwUl25o88fyTeejYJRzUzx5sUbwrvtQlX_4KqiZ2SuWDqDQ.7S2L218qrU",mdrd: "NtKV4bF63fpFA0eRxpUMyClY75yR43ONAQJv0C6h.5I-1739402712-1.2.1.1-LQhMZfo3Yjz.cUqwP9Z1TOL.4gEcu.lgdsQiYeOceQxJKNRym3VeL_4VbaPKpPs8mWan60y60iBWDAlF8XZlEzUfgpL5RwIk_AnITkktqajkfY9RF9tvAfUjN6hIMBye1fLz0NvKkzqk.uf2NS3Y_IXlrsmn.RFqOqnceYroIwXw.dx0J8S67Daz0CgDV_9UJWJlFMQduvKWTxrN544x9lyRKkyG4aSfNhRiUmkN19OG7YpmD0k_E5pCgA8jBDE7mNj1RlV0zjf1jtAmLDRrWPHvdlcC88iRXxtq6H5qMPVX7AL.Jrhd3WojqFv7dvd4.KPWic22_pqYghIJrneXmQSkpCyban1OikwOTMt16pWOrXnHwSL5tjNYdAf3XCVgJaqkv9h4COEfaZC.ofVLuNQPBzT1DymbJwEiMwFq3jOnxomBi7HPIrHnNXxpfQ7ifrU6GHdn3FVCTwiPLwdfklm6SSL.rKXYlI_V5uRxHL1G4k1ky_DMy9l7FmKzQuUvjdmJfP1uiJhQaKcBJ5jcECvBPMQQRJKZrfGAZJ0XyEf_dLQMtEvTlmS2VffG1u4SP0lUzy4n7SJbfZZcTMOgrclV5pu3YO8GAq0eYGG9xBo0kmjxSrRXOTAk8iWEhTAcBdvNQJUudqITWd8UcJmOKwmbAr2wdmoz2lh4wf3mIBT71AvkVnWuQ3F3pCouqCLY9.U1EbrO3sZmMCwXolwTC5b7EsXS9ZLHn58JhX5yf073zMHaRMulzshLNxgwFYZ5bNFCaFvpgglgGM7w6pY.nRVyVBFGqpsUh15NJTopjmh_ni0h62DX2J0vp10Ub.wPIuo8KQwZ9lKqOscVktepoo7lopk3qA5qGkqrV_lBIeuy.89qv.2MYj0qWZ7IkCEY3.Y7setXR4sw3qVCLrgN3wTpjif_rJyHI.POZsiSzNNbT_plZoS.7FyZJlC5SUvXPB8HRyFylx1giTKffg2ZdAiWF._IYvasxM6kU4B4M4E1EIndgOBcuGOqqRVBlUEqV6ca84LfwgmCHcltq3rs9Xd8RIMXZbJ92lyYQiQFW_ktjJBDgKCQhEP12QLhXwUInjOisidzMUNvlLkPZJXoySynqkcnwQ0EJB3t6DaQNR_qAtwYvKdRm3zFRI5v5RnjKB_BfMFUTdcVxujZKqK6nzq5rp04xgXEvkcdLLRytTCXfIsmVNLM9XEh3Wvzp.3izOkI.feYXIb3xo8yq9bRyArh8.vgD9E4.6yZsuE4aSZQjnbNdTF0F4SEGGUsZPsrNWeJ_xBNHC5a8V5hvxUH9_EPzjaaII1WzUOM6DmR8tUCb8AdAmf.O0Q0a9NHKC0d1lwYK0qW.LZhQkq1TcYdyBAv5ulealdagal.Qso19T6lygFXBMbN6didG3pIs1cqNmmFVx3sopmRkQs07.bMLqxgRrgvULBxuGGEjxgpYkxS1bk0Ta7Li3zu7L6ZxtXol0g7D82Tv.jV2.oAY5hkui5zH2N6LLbwjS_6ZbcIjTLlavVFw4iS0mnKHtA41kb0GFBk3l.Y.gipFgcTroxe0TXB3REi.acJx42BcUz2xzAJ.RtNJPbQ4KoRTNqY9ULLMHuaYE5myCTnAeeOP92CwPpUEbQbLuXuXK6.dn5P4Xe32zCpr72RRKs3Jo03RsOrM6uHT2EKcVqROEanGP_LqrgjDjmaaa4bPui0MO_vDrGc_JzjORfL7DuGWiSu_QD97rtvLd3645j8iQSQg__qM_vjjZIDA7sjLmDUcWkGA5uJj3jfk7BppxfvIEviMAVVtpcf3dkOsCMv_3WSBEOCBX9y4wKvwqCEl2.jI3U8McU"};var cpo = document.createElement('script');cpo.src = '/cdn-cgi/challenge-platform/h/b/orchestrate/chl_page/v1?ray=9110562baf6ec957';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\/5960174823?__cf_chl_rt_tk=AjhlVpf1YQ1VpNF5lguEijGBSYKubgqN9zNTNnzK1V4-1739402712-1.0.1.1-F3ExsZFdxEvUtYG67zGCMWim9mjurUOEG65O7LxkKkc" + 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