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-271823710124.mit-edu.top",cType: 'managed',cRay: '910f65f62a1f0809',cH: 'prLm7jkauLKtmUmSxVOq_8HkqrdIpxIV1VdHzZMPytg-1739392873-1.2.1.1-_HPpkIDRyADbU7wYzQr9962_UaBlkAw4w4AVUcO_VfZJo8N5xIyh573DC6DwAjpZ',cUPMDTk: "\/post\/2381759046?__cf_chl_tk=yzzaVSkyHlUAc0AjMRFofdBMeN1HsfeHuv7KKLdEgMU-1739392873-1.0.1.1-4cVoiled6JHaniAWb9QOyibi7WAxNzeXEsrmFYaKJXM",cFPWv: 'b',cITimeS: '1739392873',cTTimeMs: '1000',cMTimeMs: '390000',cTplC: 0,cTplV: 5,cTplB: 'cf',cK: "",fa: "\/post\/2381759046?__cf_chl_f_tk=yzzaVSkyHlUAc0AjMRFofdBMeN1HsfeHuv7KKLdEgMU-1739392873-1.0.1.1-4cVoiled6JHaniAWb9QOyibi7WAxNzeXEsrmFYaKJXM",md: "IJUjrUICaW3nJxAeO9JadZiUiyab4gJKnEase9ZFOhM-1739392873-1.2.1.1-vW1xoQN0oTQx1pxiFKNRFYND7_UdNRYZ2M9njKCRFsXlYTO1syICj4DvcQi_E.Zw12SSfpUQy9wy4Y5WQ.vDHuVDS_xOs_1SqXPsUF_GZmxVi0yKTRorGRcFJcN6T0mBVR0eJz1U3gkRNGW6EEXvoKKMpnUPZ1gLh6PXIYU_cVslU0at_YhR1D9T6bAENrHNCsPDJQfkxjvM8qwCeWeEOVKyTPgJ.hsQebmfENaFAoVx5QdaBjSRgre69N8ljR.yP7PZbpSNxQacgYvgZlGz0R04p9lO0wgJKNmVYKJPIZLkM8DqugnusVl_A4FMfMUOEw5Emc53zHae0dGl0MvOwHeS_qZge8u.y8.rloDz3aU1gOFfvEvaKZytfVMOZosLQNPDOjlePaAGRZrQkqLNe8W6t1dZ2YN2QUblxZwRPzYecQ4WAdSGvQ9hsj8vjbpM3CdAy7SFh9FpGRTuin42IBVhjHol0m9ld.xb_i4RJqjB6PLVShh_mpcRvXMj_DwWp1Ni4zlf9x6QsI_3yeay1yU6tntXXnuqgkw6z38uygt7pAYWsJyfXt_9lqusd1BCOqqppwONzOWCH2EXBPD.uoC1p1zfcQx9p3.NqfJn_b2bsK0Mreydvmu75Ya.fURFJh5adu.uXvcyBtOq4KbsCNBTu4uiZtiRsL.erfORzGBlbFu999NUxKqSIo4fNHzo_ji4EcO9tPXyba.pJHpmTlbIzTL58GMJ75DeKeiCbLuItVEouBrQbDZMv5enM9qgzFYtzMG54p5NQ8JEk3.17o_ukLBlS.ma6HbzAKuPabxBEE2KNUtNdqjPWV68eriterAu8bQpBJTcGULRzui_y4MYz15oDc7a8ONHDoTP2ght8p.6Pe4LgzGQLxs2tZNjs3CqgQ_lQsMycyJzmrqbOUggDD7F9MNwLjEJnzTRKQO4_1y9ZuyC.QoYE2vyW6nUvjW1Af6QtB.IcNmDJTLkZAldQS0BVeAcjt7vVCj0RYI9HdhGi9wo_xwVjcNCPz3hP41R5Hi_75ah_vT3kAZpj.u8dpLq8GPDsCpGVsjEVVsNbqIVTrfSCPD9p8LhXQF.61AI7DxJTY2YZ2qza9UZEAWk0BnMW0NI7TQXpCpcZbS46UQz0MvTGVlmN4Uqhf.BSYwprtBHa5YEU7uz4NPV5OEXV5cSCARSyo_fw090ufnIPqUXuFV3lMP50P6FV9Sxsq6KpP7A6x6SnnDQZJ4WK8gi887wR4ktjPK1OmuWK6m9g6091IOYieuU2IhjFZ6BJXH36sv6Mmkf5u2d0dTfiT5w5br95cMHb49j5eFgh5Tv4L9tgY9bSUYDzcxmMJT8eEjRp7dUlC3zZn3cpEsjtqQB1v32TLrXa8k78fVx.B_BecTObMJTvVG2fQSvPIliyvNm0yfl5mF2r6_kN08lLGeSyTj5PdmIii95w5_tQ5EDL2ExqnzZffOMKGosM6mycIpZBErVgRyxODRzMSKVCzWQglOFUdos5L3lrcli3yr6iKXDSSzyeuezzGQGqQwBq3EdvXGSqGwfDJKbfeKlPMRuerR61mI1.sM.NNPrasWMwjsS07MJt2SPllZGU1DvDKn9pMBY.X0zZTgohcYi6UT1JncH0y9426elvTMNUWFPlZTHDkNq5pdcaxbKYJfcYMwqsd1y_8WN8vo5yuzutu5.c4Wabx9Et8ExO6Ixu3LvouD9fek3eP5S8dbHqGWqf4XEryCTdVFTgadzT9Oz_XCAmjh6T0xzvJIV_RtoUfhotX8iddMI7Ag0FxgpKN0.eQsqjIZEzilXkC5mt_NdmepX_dyAqYX.hoEhVjuexMx5lUT6A.0UFkFWpImi_byzZY3mjaZEIhNdEADiZUWfySlo1GhakEsgj2G8_i8cZtlYbUmZHn6vrpITNDMO.nAUuSeRSAqMr7luEL75.5LU0J5wOtUaA8u8gT4bPO0TEq_pfTgiLqj5vbeuat2jD3gmmNEiMvkwpZJOg_SqNF42DldlnK_.KM8A4QJNmvZBMccp1VgOJB5q73iJG6vSWEQIJVZSQDCqPT9q88SEurEwMew9arQ7coFT.asXuvt68QFSR2KctC56BjdFN3H3KzMLPtyURdQvUNrQqyNU6LEam5WPZZ4fjYjzXM3Vp3piOByh4BBwe6Vc_R9rc.1onL7bBwq2KRWDs8E.4v4dDowntIYMWULtmKKF7bSrnTdnD8.TvP.tDPRvxPELUkHd1lzy",mdrd: "wfgacELQnkIivbjgkH_KjbtD5bYx9BY9l6QmjH0pvdU-1739392873-1.2.1.1-1ESVtDN6Jefsy3ZHnkMhWBACik2TC4Yb7U582lh.tMab0z2AX88Be32PbJO_HX.H755sdgLyvXrvo_maMV6GlLNH.1n2Sazfu.P15eFXZx3mCRdiCmw3t7Wgwf63ZvHzaeDIDoK6WsQ7w74aHE9PaXyAOUzqSYhISk3jy3pKMXeQJRCcJ_gCXywCKjAWLI7FbBNv0ZH407Kx6bdCuHcyooYv6aNCo7K9e.1_9kKkg1AyUzM7hyOWaiIhvDkZcE4OoDkHUhsSG_sKrroEpJJVcWPpxVWuNVzD2B6rdoSCeFcjJvThUodOrNvGUiCM.rmZfF4rAA0zFJPm6nX7Pfs1WmhWFha9VG0uxWt2_WQc7dEb7zhh1e5J3k7EcrUSGUfAnwGS0dk9nTpT0abPjFAHfoEWMF.t.x3OdrgCw6M4xwVUdPocvRleIH7ZGkRABIfzwT84ZlMErfos9j7tbtkD8tdoXeNk94kCffILWgtiI1BIpsj8BLFOYHPTn8scsvvYEgTcrloRbHsoYtgiXgP21s.ubvO7r4usqysxrhTwPnIEQdcKo7x.8Iet1e52RdDJD36wj_N_X1Usgh16mV_AxWEqnFjWte25Ob91eBj5hMxjsb_zzZw9UijkTglkHMBtlPwIoVt2_TMxwyBC9CjTV1NhXpOVHhilfL70Cbh0AIjoOFF6Goni53W.ewyBIXBx8SHuiH3.a1a0oThjKrcNw_..EGxE2mVQFcSg8yRojh3.Y6mOnc0kESQVcjPplf3suNyA6JMm43r_EUv.vScKnWs5KXvwSN_TF8msrcLk61MpJ.zQMOFlZwIOd_mt6yHE71gsyPVEOmQQQSPGRHmBFl5FWya6Z_iFkSmy37E6Gx7BcGTcOXL1PuReV1eVMCqIJqbPQ0mP9sYWVH7DXAYNMk5avXPOPE3C54RTtB1AnYUt3vOpwsXQzKIhGCEjTZ.ygEcnwW2c86hXi2R3kiaqF_Qbep45CX1stRyjqwp22f9QEYQ1ZAMt9T3UhvaswvjnoeGWKBKWl.MiNV91GjF42eCt9hgtdyVPIdu.oGw2WUKsKevq0s6WDPavb.9iUg.K9Pp9TFKDjf.RUA.AjMGq9W7UeVcZpTNLhVWVpzw6q.Y6Ha5kOX..bjYG3DZ2TsN0_sK1iycoqvlj8dOoS0QfLDXRs76qYXhy8NJOifR9z.3.4Q2kUSrs8wL89XK.JsIuOgjkyE0Qt7qs1WlxgN2h9usLTfzispY3F340t.6vMdMNL_y0WmZR_rr4NgRZBV1IclEEjMSxqDmJ47m7zVnQH_2fQTodvZfJkTJ2tTyhL24fwDCwk3AqEkniCmhKW4r0Xu1JG9B_yN5PlXwU_SzwhDLsirx2oGrGNdm.sgs4ZLx9mLZihAg4pCCrH2fAFArP4Vh_O1eUbxMDJNYH1.oFoqf9XTDDVb57xtCsnqwByRiKoaxYFj8s4134b5BnqXZTe9B8VV96qrzL46bEuw8COdz0wu8LU.lefjTzBUogE9fefN3nwRcv2DyC5Bt.NY4mWOEuPenzxeHpTwj2.Ks.SfiT5Y9Sb1g5g6dqk51zogzlTnJ2neLpPN1QBOrf5GxjWry14Kt_1pwygoOPKkLfB0in9D3Jpz._QU2Yleu0Ub0qni4hQ5muvIZ.3jukMmABpDKlI9feedhIt6KjKyfEqsH.PmrqLzgqbXIwP1ZwLM.GOxO_19HbbX4OXyGljeAmEaGLraV.OOMXwu1DzojYhLL1BRJxAJVN4YsZ2c38Ovc3JaRjz9nw2J4nbCj6G2aLeeDy8Vw8iNGcJAWZGrGAPMYn28XLf_yLBMVp9RIU8OI"};var cpo = document.createElement('script');cpo.src = '/cdn-cgi/challenge-platform/h/b/orchestrate/chl_page/v1?ray=910f65f62a1f0809';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\/2381759046?__cf_chl_rt_tk=yzzaVSkyHlUAc0AjMRFofdBMeN1HsfeHuv7KKLdEgMU-1739392873-1.0.1.1-4cVoiled6JHaniAWb9QOyibi7WAxNzeXEsrmFYaKJXM" + 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