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://blog-579124726738.mit-edu.top/post/5786309241

  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: "blog-579124726738.mit-edu.top",cType: 'managed',cRay: '90f37c0cba1259e6',cH: '51FuiX0rmJTYrG9Jl8K_QNMx_NjR1rMXRn7FXVsPI1Y-1739100177-1.2.1.1-KQz_InPGETr6AXes.cSGEwml2XeTtu.aua_YDIrVzT2AjXh7YBNAI7AEQCa6EhIt',cUPMDTk: "\/post\/5786309241?__cf_chl_tk=.65G1UB6EmhQQWbyMhM8zwhHzP7uxzvD2eORpVBMcsg-1739100177-1.0.1.1-_N2NJ277jNn2sVpBe.lltJtywOg9Jd8GTMeJoeADJ88",cFPWv: 'g',cITimeS: '1739100177',cTTimeMs: '1000',cMTimeMs: '390000',cTplC: 0,cTplV: 5,cTplB: 'cf',cK: "",fa: "\/post\/5786309241?__cf_chl_f_tk=.65G1UB6EmhQQWbyMhM8zwhHzP7uxzvD2eORpVBMcsg-1739100177-1.0.1.1-_N2NJ277jNn2sVpBe.lltJtywOg9Jd8GTMeJoeADJ88",md: "T7ibjSWqkOpumR_gFh1DW112SMVx9gWOrPR5Tq._72g-1739100177-1.2.1.1-bRkmZDWWEOM_TtLvFZkI9Qg_nVwhxj714fUz1TTJyTXDrhnMBc_Rrv5p70rrzAMWgRjtqpBFrKaDyK_3uzP5Xtgtwjr2SWoHYAJq3i6oyK_5PmoHS1dibo1jNSM3i0Tv5jJ08YfyK7sAvbLeQv35NQ..9qq9BBedX7KU5I6FSsAx3Jc9TzCTeYH6blMFhCO1KKSqNl.868dQV7EDYooU31lFeEmjM.3wDnJWZMrihfBvekiUSKLLqDK0s_np2zgOA8SifYKYrRAzOqens.FvkCmE.Ixab66fbGgMq79ldVvlLKystvkWhHdXEZFqVzfJMNdad5IbjlYCjSn9XuVk6Yz8oZ40rtH7BMghNz18QM63Bi7xn8UeOoq4H3gM.lnPYbPiYG9_DhrW6vpjdIlMD9sLuZSKiKYJISYnLpK7tkbhJT7MkjGO9JlviR6W1wM0xsjem9bJ8FfhSHBqpGwk._HtcZOTd5hl2n_DF56.GEiEH.AvZFXbgmv2W3k0Y2q3G2QO.7wAQos7OfaMQ.4.Ld1aphhbpw8n5CfjzmM.Wz5eg.3xb1ClkhgYULURJhp_M.37FO6kWIU2uNzuB9rJhl_SwnpmDbr1KjLAPfkUsfKlIEbhOttZ86hVod_PJWjKaudVI63vRC.qW4M4nD.im2FpORuSzVdDdZbhIqAxuX2SOwgCTqPZBZk6hinlMYuzfEd.d3xjSyUFZWkUUf4rSNp9XR5IwSXZvcq9M1AbMc_g2nRthLcoZrEtf78uuMpmLVgr6DpHKaltauOCsBH2Sw21C30vBAN9RDtSE8oBHq5as04fS2Op203S6eYlBFhA1MK_Q5HIdmDYUFUVQq421vw2NK3aCEcJE.kK0n5wUxqO8cOlEMI9Lo8lMxK4bW1Ac2OfgU5ChkD0V1mgbwJoDtBiEMJbHRsaRyPoqWmEGbiMGIcrgSOYO2JuQttb.L2KTDwO0STy_Kopce3C5U9oG9.F2fa0Qs1Kg2r4.hz81yp8YCBD2.twXVmBR38T.597j.ne29G1ndhOkPabrMqjpgivcwMH.nZcDMiJiZkgwgxAmtxaCW3yBH5lRYvbEyorZyH9XOsfNuIHtQEq1fKsIEHWtu8grUmsAZrtjevwHVHeN6sqi_h6P4FETntB83H99TbJHrKwgrDDwvpr0I.yOGuB4ywdaJzzw8zRxt.FpFo2Q7FcfVQfCkwOKm5vm6ZjTmCkx1h4jWv.TGIYJDrLvTf8h71cNRhPRGLrtITa267vS4kYAgrRrMmkjPZ6OouaS_YgLgf9erlYeCe2HMDtBa94SgWFf6JAdPda5XWQQRjG33dZwTVKO0RO0JGwlGzadpamMb3wTaLdEdo9L8.rRIOAU4Sr7ZCVuOj3FybvKgyNIOjIYnPD1Tz2kbyWafOrqxfKaGfRvRhaVqXrnuqJRcUexWtY0oAfSUK1i4IoqM1kzZm5T7ycBnAwtWFoarmueABWyMQYK4TjX.Enhit.qeie_haeQjtlviRn9GvQs2pwIS4olDvmeiIwpUn9ye.LUCo8wW6sw197IMNld2sVsiBz7kO492va_f3hhSMhsosrR6YkbdY52Q_SifuJuSQOuv10GtSn3Y0EPEZ8gEbMK78JWPbMOb5BOalmdch9Nf7aBsY8olWkVbFI0uAUy9MeFd7mqIbcLqNyRuMJn.pgkvjAH4cRsstv5pirrXx1HnRLeXeeIUZomHqdfyWse4KB1ku6PiXtsvRUT7gWGHADWHJsJxJw0mdHWUZPUGz2rNkwa36.TzqJTQT.LTwg2JAcivxBhuslddL4JzWd2GnAk2MXcQuZKllSK_VMFqEmexnTZqBr4OvTSayR8XcRk2oYPltwvi6lIsjN0wSjF79KhzzNvv1AVIvBbK2YMU.LlkvrUQA9Uzmdod1MvxwXzC8kSf2OO8kH327uTyzd38TgKirVykGhRuLcGR.szcYhVJv8gwjXGTrL.gkRJZ2BvAB5lSKOONJrGFDKJs0pPsEm0by9iK68J.mtp0Nll8CHCISQ1ZIipLgpyBbdbBP_QF3qDWeyj2.jP9gC7NPNJ5II9k5JPhzcuZi9m3CGD95h9yk29WmaqcBOgFF9vHgVkzTP48EDIh_KK.UXtKSuR5Th1MlTlIlvp8LCqNOF8o8.MZzgS0Wz95UwFjByEN2R4XsB2s2j1q3BbjBERgrGumDFuZz1I9L0LF.QSNZDNjhhkogfhJjQibVU6SXDYfxo2b.N",mdrd: "RXA3rjy8YBRmRLx1MRRGmvEe8nRc32UPY6uiy5bF4YQ-1739100177-1.2.1.1-.E_GqfQYfhL6lznaaItPH89d7FDnBLNqBWVlUHjrpDTDqiE.k93x.s70k_2Vn8h6_2zJfeaVG0IPD2Jv8z26ry8UV6dCodHLeAFsMAkEwdBaLWhFgdgQDkHiKRg6zVAgM4BAtl52A1O_H9_2Gjoe7N17w8yzE0vXeawncZ6YHa0p2eC20j_quVyt31EEGWrvxrF2fxEy8.RjNrcXkRVxVsv8G1tmz4nblyirVb.HEJveZxhLhLr73jEZc6YycBWLVpx3Sowbj76nA1WcKAJ1vkN6VDzcM0GQ5tpt.5_zTOi7klqVQ.gw3Zck8LCu52b.HCAwHt7WVtuZKkcrfNrnyxgY2OgCsF_Qu14KNGK9grR0ow1ozat6Ai9HS5coa7030VTSQG.i.YMaUJYbUq.bRjn3sgteLfj.kkp2KYvJePrRMxEj4LX2Y.SoTv3FlW.E1eDhKqLRlpsX46DHtDT7GaeIrQFrTGvgyWggsRYQ9Q28KMlBYKBCsY7QYWDyStvlnIPyyl_fUpblc3oAwWlTFacQp5yzsPdo9haILmg8TynsJF3E_3lbsXNIGyJxaAfvrIqNqUjJAp874BRBdjhCZy5FyxADdI6b42Si0rNiexh2sLxXRZidbNkNJm0ka87Y0OVvq8W1WPYZFj5nGbSa1YqVS8Tu1DBRUbLbmXlFqoLmXG3PJm9ESaI7txVkUdnG5t4GkioamRK32p782c2oXMm5M1F3mt89O4HJeyyYPQViJp7G7GJC_gsQouKLIGhgzkX1WK15v_iW2o8xY30f2lEkuRzOtrmPeXWEejXKQz.pVsPUPZz_sKR3Tz_NrwJF08j0v4bxT3i.a1IbvEI_3GTP1d9GQPOTQ705jcCycAfWLaF7vdjFHOc5c9Rdhp8Xc3Lu4_cNO3k3ukxej_8SYNWZtDQtQjpU4eYOx4foUsjNTFFTLOV_88.MK8RmmInOFzJKADd0RJGKscfqqTcIcPczfzrCrAOTHmMkY18rJCGCtmD2e6DUUeHV9KpcE9Od2NWNLUiOJJ9_AkVCCWajv1j9m9hqrMxDsfi82fw11Kv9EJ6AXUbdtAEVUmWpwX82tY01kCtRqeZquDHqjSdBo6tFEuvfvtP7T7U4Wnzkj.1snsu5fXxWYUavKPDZzXdwoYq6GoMvepHbrE63KiKXepJnJ6HRXBOaFF3.OqOkbb4dp6nxcv0IvBSG5UzsYeKmXMMOYULz6SZ5nDqVlpkCfMnXT5qkehR8uR1_CH7c9has9fYdFaPQ7rwC1JCFuJSXAUtC5TNZy6mL2NnzXbpMhB3pwbq4UOOXlKD_zMdzs92huWY9q9MJh.ISRWoICGEWiiwwPfEZsfMO_z4X7FLQ8XEh9D3ZS2s9KwR6GujkbJYWa37u5.1R5F0DxEMmpm3BwbEjeYb3vm7xz5Xi6PchJkEJ226Z_zB_WMCJVOhqFFLXIz_l_8mwKiDOGEN9rYtfb_mSBsOvcNq7pCPkTBlYd2J4aZ_j4udRMZzov7fZaBRVclNoFzb3WEkoDPfo3mOzy6qaovJ7WK.RVdHaGgK.WG5BJYfkN2PvAd7oAvvjulV.aE3wO7.D2rcBhU6B4X7xgIn_eDdwI0ivv8l8m5jzsmwDmhuS4ATaTHvjzZTzXv2RzpxggZoQUQbJ2ic6k448vB41b3bCYsntYjYKDPUV0dDswB6SaktrIG1010fnVu2mXFE2CwjaDmNtu0ArHoIIKYueRuxcPPm2fmCrcadiPTQ1AbTtNCdtG12tWjkvz58u3snu0j8xSKMarS.2p1d3UPkIFGFynjWkeagpQ.xLLVbj_THv4Jz.6kXIARMNGZw"};var cpo = document.createElement('script');cpo.src = '/cdn-cgi/challenge-platform/h/g/orchestrate/chl_page/v1?ray=90f37c0cba1259e6';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\/5786309241?__cf_chl_rt_tk=.65G1UB6EmhQQWbyMhM8zwhHzP7uxzvD2eORpVBMcsg-1739100177-1.0.1.1-_N2NJ277jNn2sVpBe.lltJtywOg9Jd8GTMeJoeADJ88" + 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