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.

Source: https://496019.mit-edu.top/post/5710483926

  1. <!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: "496019.mit-edu.top",cType: 'managed',cRay: '90f3aef6ac802016',cH: 'p9m0jL1XuN_HKgraRa1Ie67DAtoMQfa2uwgMPVIuSwM-1739102262-1.2.1.1-hezJDuyCubJ7Cn2albtOsHnI4Ax2B2nuJWy8CEKXWQlUJFgRs_yKvSi.UHlESkSv',cUPMDTk: "\/post\/5710483926?__cf_chl_tk=fF2.oyd_RCI0KzQuWYVRh0.Krn799utOHdbTkGm2mRQ-1739102262-1.0.1.1-qBqNyND9V24.ytJvjJ5GU38V_hrRWRAA4UcawHO1Bpw",cFPWv: 'g',cITimeS: '1739102262',cTTimeMs: '1000',cMTimeMs: '390000',cTplC: 0,cTplV: 5,cTplB: 'cf',cK: "",fa: "\/post\/5710483926?__cf_chl_f_tk=fF2.oyd_RCI0KzQuWYVRh0.Krn799utOHdbTkGm2mRQ-1739102262-1.0.1.1-qBqNyND9V24.ytJvjJ5GU38V_hrRWRAA4UcawHO1Bpw",md: "TeqHDmVew7PecpAtvlsXzlOUhqIaiLgQxaBABrIqSdA-1739102262-1.2.1.1-G6JWPpzLszuUk.5biUsPff_7iqcWo69Mk7BIqp06P.Nkw8QiRrf7cj0RIC7kkrmwowiauCU9p5eWgwi7RvkHa5i.UoyJCmDkgeo88_VP4pY9VlFUIXPZR85wvLu57JnilvnP6YES1DTp2w.NozsmxPMyaTO7TVEGMC6WFs3U1xqdl9HB1dQYCZK8Xah1hjj5QZhxBdVLozw1sq37U5L.fYoCixI42KEidcBWFqg80fQGyJWicKr1Crw.WlcriS_eZcarPHHv3B0eXU3gUo1eo7YQtmvIkJCbHzqnAUGrZ0tcHBXlYxcZ9xCt82ji4JSVyKCU2i3FljtN8dUWxN74mz_ro2yzGJteuizz6ghdHhkUTx9Gr_Xc6cvBJclk5KjAsgKgOyPjYlReb4Oz9taLt4b6dKg7OhI2BUy_nnqEem7gyjrm3Plu1qN.Jv5Gcic7HPVcNC7JQCeAV.L8k3fc_YXMY1mLXi.475p2ZnFSx9AdQYcgUhrC8dcAl40I7UaKs2obCFgaqWPe3swib4v2qjwDC2xXjTQO9na.tjDN4NRSUiRHyzz0dYzfuDubLJyU3zWA1njrTHmc.aRq1jUUrTODSg7n1iCHmur_Lk2uueu.econKlgBlsfGLmNwuC1BymjvTcTE6hiCg0O.J.HsyQmw9AJpUlqCsSghZCGJdFzw.5X3_elWsghq.K9Js7eYRKh2eGlDFvLdsHCm5YJF56CGLTFBSx5uUVhogDk41wE5ZX9IrdwijWVRmGVODXLh4fWbm7fWjn4TsKZJEgiI_WUKz3b2ku9SwwrcPaUOqcCGxHCznsJSDACYkul9gP9JhBphNztllOIeJH7Hs9MUB4k8Me_etIe7eYhKA_cU_8dB7pSvbomUzYhid4mmMWVIwbs7CvbHlP7i.xea7f6_ngi3gzhyqv0ffVUAdIZ6o1hNcrdi8iYphw6T5rE3WvY3.wWgDoT_TNkXPPMU3d0ZVJJFWeYgIgVI9z9JbtjrCRCUoGFydxw154iI7klPPGy8Mrv.3JsaQG7A_xZsqw85oosG3xepGEKdlygRAYB1T4BOFzcp_l6WFEB.OKdMEeeN.C2CZ1xqAfHp2pz2Dz0MOv8kLqD86Oo4ln6UfU00obqGXkM.lQW1_XjS0epVBi1ep_Jc.3iEJOy112MHqtqUg2HX87XJnktGflmu0tD1jZG9zJZ9ZwPWN666iIzztn88T4oanHV16gAST3To9pxUdYFtWaqLo3HeiR_gNeTxh4YzoDR5dlIHBWODxL3oLhXdqeiRUVZbvEq4tKV56uZ1YGiaFNTPyVI5gB18Ou_j3npapT4ys.kIqk0T2v1xAlWHkOpdOWE.Q.MHbtjHNKDKm2H8TH2FvGnb5hr2G2iFguQ6yChHPj3c3.vpMq7LsAcNwQ2cgG1sS.NNU32ocjbT757lj5vlOTCFtsGoha1n8zaBXxk9iu2d_CCvUpQUXaxvuLRH3UkwAHSZp3LwUvXAJYHRyhvaMuNnX6ztd_OqcHCU4_Oe_2.vABWUo_d5FnrwSQKtuJveJliuEtv98VbtTu0ivtEIE4Ei1m8LxpY.pWeZIVVQ7WXXO89XBxf751PR0X2nvEWiwnLcn79HVzP5yfRxXUp06x7X79SyVWLKxy6oyvB2E9mgeYnYaANaFC5Zk8JY2rPJ7lYaI10JthFYuYe5y.amfdL1vJSWnI6a3xZVKI4HoX3946yBynuPDFKcktJHyPJygKSeeBma2P1DGMpV1yRwwME16rqKe1RZzsVTf_zKKvJ3MhOoTbQf4SdbFehDjn4higI3aTvnTqZwy5fhFWREYop88w1ShxvbUPje74KO.4ncJrnRF8IUWFYSfxHpz0H_tIAqYurlBwWfZ143HPoKjM.dqRvXTDTZACbiGhEqLGwAOKm05.9VCF_ht3vvHv.bQM_v_xv9FJOTdoBSygK3EyObMsCGh_e1FtUn46Qo6e_ofWhvtBUa.XRQ.p4Uy4f.P_h6axbQUIZlhlXQyehXG5BvC5gxewb2MuyUnXjJLvsVjQmGKS0WHJcIsIm2ufN5E914SUognUnh9fq8o1j_eHvmSmeMhBz3OxzlSWLidcgrb_FPngTtjiWARPPEyzVyuDTk9a1cx3hZ1NX3Lc9gMGmj.eH1W.iu1GsBEjB2AXuYGGMVyEHm0RtRT3WfH0djNgc3Zmv2v4vNbZi_Z_Dx06b0y5qjZg67vEY",mdrd: "xiEW4KlBkt.lMAUVGHyNDyzl0MQb0oNGBrC_h4iq1O4-1739102262-1.2.1.1-lY.OhsD6lSGNpxvkMhJt6YBzEJHlN.tYT_yDmJSJKTfw_qphXqz3txyMLIDT1q4nwjnGphi0E._1eVOshTggM5Pr.3UsJR3Cz41s99JjRS1zceNhQcKFi4hJfXSE4q48.CKHjZttjPKRbTGzAD_W3P4z1qTTQdnHSZwUgebGLNWbnFJKQScHkiAgJ4Er2lzkA0GrxpS9P.XF.ongA3FZlwxJfExZ4Il206IlmjLT.TrUjekiEzkqL0WL85I17l_RPBt6aBN8b4CSq9590fElqcgE4mN2zpOKPPyhIXL8m.jFNt6D3A11KC.LNVNSEfOTPDzmOKbulgedF49GscJqIJfnyEWCgfxoqz9_3gulB3TGhWdEbK4H3eWVCuskldDsN47hPx1iTM8nqfVqDXGTlVPToEZ3DZS3HPKHwxR7R16EOWpqSKsZcaNzZ8guwaS2K6hpqCESp5HOFMBI.qwfFMuDRKEogEUQ78LXPorz.h5V.6mn4wXcCTOhUYpSvF02dCqJRrn1wapyU5ZjS.LJoJv86toTs9YeShvjf7bz8yWDSJiXdoiRu5Iii1XeGmcEkrRK2VAXpFSIOYcp96_Q2FMQIbeFYuNhYdnAsa6yLyIQfwNi_7E6AemyreBXg6qfoEzQjPoTlNHxUzlghBTVzrKQyaR6INdXVmfH.8_B5e6Ytq7ZXqlOpkjHgRQq7xANU4kFLkVH2B7N5bnj94pvjoFKy9af7ja9yhPd5gA9aEpXCguf2PLeZh78y2hqqeV6XkzveQW6J98IR.GJcjbf7RYJMPLpGNVExmjA.JW1W7okMlf4GpKyGyM6lvYug250YjS1P3w4VB4tYoIZDbWHETZf4ZKmen6AE5EyAp896os97VySdDtAFmijBIBcEACKr1Xzzz3t5a9PiV.Zqnky58X_gQRHOdTnCRycvBSVIyhV7T2bzj_qTiiuB60aqjqjCagIp328KcD6bnS3MtCzNv7R5XfQ.bnvAHDE8yoiGppMlpoK3QkHCXuo7mVDPJ.eEJQvPl033tVJdYU2qn8qd11hsPk7UQOm.xN7tO6C6pcJB40Vqz5lRW7mk6mKLm_F4bn1gt3gXbQyOn3frhcADvlJaKjQKcVg53q97hd_azdzJFtWZu5H7u2Z3HklnInsXEA.ISk2e54NRB7JUyzvArrutYaaUCbN1kxuaUmmivS5TbhGnjN2g_ywLQJCcjG1SDwr2NDP6ou4XzglxQCQToMzg4.0Frxv4GddStifVebmqAtWfeluYVlD_YzX_8_vz.bK26Cp8xOGjiVrEXsp9uiack6nl5lHf57VCI.qj2aqyDL3EwILBLbC8Rb_RSH8rrrym1ImJRATp4TfBBldgZr8QfAS6nggVCXoo1fZ3UUI2qecuBWVuhatYb6nk.N4mW81RjZeV6zDBa3XZi1qCnIaTtngk9G_PEq6RVnjuQojz_X7mFwwW10z_KbQbVYdDNYJR2N6xUX69qDv9D2LoOMOE5ZAF0vjYRku7j5hAGrSzLH_mR_h2PH0WY3owQ1a5M2Cba3WIX8xQRzy4Jw4CBXTYZSHzqsFaX7iYdK7SVT0CyYX53Cw7JywyPgzEC.hTQBR8w6C2VXNsUluBLsp4uPH_q8EUn9DlfD6QkfjkXAwoKGxkWu06de2Js6uDnvnVwnhVIwdDy51Ac_lKGmIlbg6eQcAFC7nhBmULWBdPTrRA3BcoaMlxGNqEheIyIh0JDtWtcCtRhn1iGSlON.KsWf0RtIVqeL.Yl7PSt5En6tUHNcIxSuX.1IrKJKeBFJ2"};var cpo = document.createElement('script');cpo.src = '/cdn-cgi/challenge-platform/h/g/orchestrate/chl_page/v1?ray=90f3aef6ac802016';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\/5710483926?__cf_chl_rt_tk=fF2.oyd_RCI0KzQuWYVRh0.Krn799utOHdbTkGm2mRQ-1739102262-1.0.1.1-qBqNyND9V24.ytJvjJ5GU38V_hrRWRAA4UcawHO1Bpw" + window._cf_chl_opt.cOgUHash);cpo.onload = function() {history.replaceState(null, null, ogU);}}document.getElementsByTagName('head')[0].appendChild(cpo);}());</script></body></html>
Copyright © 2002-9 Sam Ruby, Mark Pilgrim, Joseph Walton, and Phil Ringnalda