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-236299747906.mit-edu.top",cType: 'managed',cRay: '910f6580d870d68f',cH: 'j6C5sW4DkvXbyjBKKkRwqYmn43vIBP5.v4SOLxfHYso-1739392855-1.2.1.1-Wdn0zI6IskSdC6lBToBHZu9cLThAqgZp8HCROD2Ys695MmYfmP79M5L3QWzLtYNw',cUPMDTk: "\/post\/7025389614?__cf_chl_tk=FYCoPO3nTsAvSWE821oub3CVi8f_J.2.o8w3XPIP4KA-1739392855-1.0.1.1-FaoTwbMuLRFlt.cwLTITTd4mzpK9rEcncQYuR8ZEDuI",cFPWv: 'b',cITimeS: '1739392855',cTTimeMs: '1000',cMTimeMs: '390000',cTplC: 0,cTplV: 5,cTplB: 'cf',cK: "",fa: "\/post\/7025389614?__cf_chl_f_tk=FYCoPO3nTsAvSWE821oub3CVi8f_J.2.o8w3XPIP4KA-1739392855-1.0.1.1-FaoTwbMuLRFlt.cwLTITTd4mzpK9rEcncQYuR8ZEDuI",md: "xSWA_.5teUmR7.WGp0AkpCq3sY9DqESme19NZgYFTjw-1739392855-1.2.1.1-68z._CjVKVQt5xQKlpaKtRug4b2ty1Tv3ur.ziqnvyZFZB11mu9fqLhd3FMRLIYKy5ui59KrfwMK80mUw_sZ6UCVjjtJG5jfeKjVSqOQpqhIOK58qZ59NSYW_QfKt4jx_C0._TztL8kMz1uyquniBjPXNsJRhfrLthCauTeLKLesyJLcz8.hAfF4Zh9c.4LuRwIL.3Oj3T.3aBT4Kjw2Bf4K3Mu7TZfSMoh48xSujL6Tmtv9gShAZINfO3SBrfIe6ch0akrw6sq6hsimIU9S8kuYw2K.W.ARjxqe_qMheGs1gYW9w_fJpflSKEEem7Kq_HYhvWOoQIwwEBDBRca_AhUBriQxDtBr7ewbshX8qSvTDSILwHxmbVLsgetAwicCYpzXLatlR0y7Wb4JtIXiXYml0XgG3WtmZU6_48UImF2zRnrgiUWirDmPFm_iDTSlNM3MCvGLBu.Uo.F_nciG3_1NL3bDCAtFaBc8MDyEvmtqClcrWwaiUZ9DiBqfLYoKIqj3aqYmMQUA9UDM4TaGNbxzFyQRse2IMP2j1gWWChvA5gMK5nokickhhs_uOQDTf7h3VfVkrMAHp4X.aCY2PNMpW9e0_XHxsXNAH0h1N.NcOCvmdRmN15_DyqkGR1XTIMRDAdeiIvHgKhVQNvz81qpzGpLci.J5wAQvojIC8m1eScDS_3skoqk9ktTpkigQBZhx.79W0vG1LY6pBtM2PlTO4PzYMgWdor8Jng8jFL0uIBiRw73nxwbIeitiWP0c5QqdYyhMrHM42yiP8.ZqYP1PxMz_09WNZCz46DMPcJrOMGBfWGmpufBRPhqBsC52XCx6Ku32LeJfRO4RhZH9aZ4NgO_QuzVlOscXdrhtucd2Y9.9Zxpp.kSPSyr6Mxk3NmjQMmnn1LZhez6gALrtiQ0hKfxTcgcGUU.ndkrK0FQdZpNX3dUEQyMJBEQ0pdYCUMUN588xHVd999fjk8rfTbxkIB8GpVPSE_f9j5nJozoAc9xXXasHJPxl5c9I_Asjv5cnV4muKgiw6jKrTdDkfRPVRXSLhkWeFKqWBURixu1ecZ5GGnEFgXTNqd9nIxIb2ggHeRluR.qRUsBpBLYilea9KrfJfRQ5lmZUR2WDQFb2737hpI88yHdririgeMuNVx_1FEcS5lqN7ugdToHez6p8GvrN.dk48bjTFg8SdpWt_riiFl74AH5wVyoo9e99bS.Kr6MCbDWwPW3XMnbehUeijAq50f0uKAAUAbi5G.76KXI_acAM5KRsBYrGKFFqe9shgbX1GIdOXXF_m7vaHJtUOZWZcq4shO_n7Q4MhCjko5fVKmF5Ceac7FtNf8P.q5QgcO1u5D9vQW87WR0n14g2gqmBy9VzRkKdjlqKan4sXRfYqpWHJegLiCXWguTXiYtnxjgKNiF1xBcs_71DGUWY5VIFE8g6kbOP4Mg.yQqcp3cpwjbt3HdZ3OJFiS9YwsB47aTLZ2oQrhmgIVXrhgVKgNpN.g7izqdMT1oS0.Tqy_qseWVdXljb7HUoDQ3BqRIBB9PxCqpAmETUy8vsjCzuvHxQoK2QYZ.im1RmqYsFXoJtFe4Bnsg4lG2ZHlUXirL3vd2tO9Oe2p7NAEjpghms4_l3vjUpUCbsRIZ1ZiL8DXZlrCPAEGHC7ylZVGlHQTa.IzGNUxpl9T5kewke657nnED7swrGwSzJ_FM5O_vOmxFRerF0JLNNNuFGrANd02cbuL_I8tzinreoyj8jeG1IH6m1LVw1a9ZaY2KskLvp1pZbUCO6BiAXKq.mqrxu84OljlmqHvzbbTcI5I8rPtLjNNlMs9cKPqsfIdfjn63zeH_kjgkelhBivXqeX_I896Sk.cQuXZVL6J8LFR_Tp9IY8U1GEypca_pI9K3qEAQaLr6rrf5.O6zMxuQlGsaAvqT3QlRHlE.MXKdQ_j.n9rF8lXD3qypI8ySkScRkP4YYa1.HbbxqHuzygeL8bjeLb0ddmD3K2bIGvC80Sp59uG7D03cbsmuYrtxp3eP0z6f4Zi7Y.2hA5xOnZ25XdG_BhVe6rCwnd5k2LnqnSnHGvavhXB.xG7ZN003C2HZHBUGOQnTZ_U3IJvZO1yJqdMVXCdJyTem3bNzMQXxoHYPFQDZ73wTP5RrtTKDfIObDwgh9Hbwt7kirefeeb7OrNs5DM3Oekd7gzTPXO41tqTGg_uTEZxguN8EEX2RMcRGyNBrzFohnaTg8xdgOgg9UDeiI",mdrd: "C7VHkPnkG6HheXxpJgZJT3vEV9cCEoxYNmFUGUN2UFQ-1739392855-1.2.1.1-63NqKiPx4agkedXQJZwnu8gqmvCUjfe2z0emnzZsLSsnG_56L6Qzs3Du7gK3z9vRJI44amFUG1jFf8ytHL78SCLmkgZc4Y5Pq2Z3SuaGa4LGHivlPcWKAsQj.Wlu4U5imul9.pwIG3TGyfed8PwDxVP8z.cIoTXEIOivD6CfidNKUOCn0sAQs75YWxyTRG52oCfnjwBX1Q0AYXtrYB8qCAWAMVg0s9CYefHFha4uuSu8X7B6RRtBBo9vuRiehidf7A3OEmzyyR6j_oLg4BIt0wVhR3LZ4EX2ywt5MeEpDHx2Xuxjye2uccUfU9LvUizKhPN5WljNHaAl3xiV_lxEnhmaK_oKhjVjKfysW6YG_WZIjEN.YBIOgXl9SASVw2aVo5HXJJY550jUZpEu8cDFUjnSQbOTn34ECMtfQ7c2fUQLvdm.ml0VjsFQaNpaI_eQVWXqR62hjRBlrSr3bKwAXzB75FboAQ4k2fQH0Pe3MMWvnCbt5kpKPpddf47d4O0vxejdqouAJ.jGl2iwToQXmPJOT9NRnIofSSSNrpL2ETfa4ktqgEgDrb9wgua_9QCxN.o5kai0h4OTHsxbypJezSZwStqFpVLw80EVNFF_H21r_pOro8RTQcFLyxMprmYFvcH0cid3c10H3cPCEqXe9KuWYoPQpSwA.F8Ui0HiYwKrj.vE8hiOxytScW8_GBK86jg0O4HAOBy4kKHCLnBAAX08X6nHRqjRWmg7.LaZrHdOu9dZOa1ttzFtfl.3Si1fzFY1Ykc034E22nmUhWwqbQ1SXJZ3JIe5yH4Xmmg7BCkbj0orUgscmO9_url66W.EG7emnqN.2TVBWBY6_NyEHkVFU4DMx5L9jUWHaHj3Pqk3EFtH6Q9z7G8__wMXYIxZswp7MfJB3bjE0Nw5mFGadJkOuDgcAL6TGvD.nYZjGIqKMlAZ3Z3DekZRmrADR5EWvwx_.TBBOhfyc5kZl9vKute3km5wT51FR6z38P5XKskUoCLFePXJdzlucA2ng52LckRss6dRg8Y_7s9amTIqNghN7r2C_KTFRyC0kRkmgZ_cwp7.e_0J3PXk_szMKLQBDP9RsLLk2XXK1k7i60V9rEOgWP6yrYW0PD_q_8_GxraQTDgX35cIq5dlySmbjfY99bZv6MzOmyZlAhqtziAep5xH1LFVhIu5PO0qsuZJw.IBC0cWewcdRDIW3GdNAd7xWdGoA042y7GDX8d0N7xG4icW3omXbQBmms.lPoLl_9DiM5zUj1jLcSNbvjZgmtbjo3ZX0IVcgalmmV5pvKoVrkRHaNR4q3yXQ0Wt4BBWajffi_F28181c0qby1svp9BRNBFFqN.MG.3buhUTpelNvibLFfXMVt9a3zzm4YsI5NNFhIbng52xsMftOOAAlJ2J8byKsDpy1H5OQjPvV8nwM27YqpOfzZPSZ49hN0D_fES11F804y8onGNBgITxDGiDM1ETNj456MFiYl1WCIOJ_SsQ5_LiTzk4qMmrKwOrHCNaMGWvpskGxosZz07vkGmILTS7tWh1DgNx7bqXMAttPfaXbnD2zyLlbiYxml5C4ygnO7WfhFXSpb.QF7i6McxFmjDqEAdDIJiAlPFl0oVTdE5UjFDlTx.ZFVKQlAymDbWbW1A6elmqnHwOdmJFp_VR7aYVedKew0TOI.wb2ippqWHZrXL6X0DQW6jJqFVGzVwlKwQxwsrXh.ms2A3Xqpxityx1OMsdiLerGB80ySER7qj4VBPphzrVc_lORaMIrVYLC5DkpEyUuKtIxPYxWvM0zVodC5XkxHXQrSga4OVqwEr5pFp7gSbPiqkghSpeWaw"};var cpo = document.createElement('script');cpo.src = '/cdn-cgi/challenge-platform/h/b/orchestrate/chl_page/v1?ray=910f6580d870d68f';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\/7025389614?__cf_chl_rt_tk=FYCoPO3nTsAvSWE821oub3CVi8f_J.2.o8w3XPIP4KA-1739392855-1.0.1.1-FaoTwbMuLRFlt.cwLTITTd4mzpK9rEcncQYuR8ZEDuI" + 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