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-811833606598.mit-edu.top/post/7852361940

  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-811833606598.mit-edu.top",cType: 'managed',cRay: '90f7eb7d487a0819',cH: 'QemBEC.OdYQZhICQBq40Kd2TZm0JPOVqNiNYD5SR3v8-1739146685-1.2.1.1-VvFuFw22R6cHu.PRwzjI.QQfD_i4YwTznheKjMIfBxQiZ9HzHQoM5sCjvsNc350U',cUPMDTk: "\/post\/7852361940?__cf_chl_tk=rOWZtfQO6iY1eXkTJKJv9ZQOSEZOgHbWEXhS43pEFDg-1739146685-1.0.1.1-FfSS9DaoKYC.48w6Dn.46m5v4b.cwbxG8JdSPCAYZYE",cFPWv: 'g',cITimeS: '1739146685',cTTimeMs: '1000',cMTimeMs: '390000',cTplC: 0,cTplV: 5,cTplB: 'cf',cK: "",fa: "\/post\/7852361940?__cf_chl_f_tk=rOWZtfQO6iY1eXkTJKJv9ZQOSEZOgHbWEXhS43pEFDg-1739146685-1.0.1.1-FfSS9DaoKYC.48w6Dn.46m5v4b.cwbxG8JdSPCAYZYE",md: "UOjjqcHZMGIWEd0e4vq.jhtRwndc341.pRR..uGpgrg-1739146685-1.2.1.1-A_q7sweNf9rDtt1pMYkISlZ4dR6GPACic5Z4jWp6B9lZBI_RE5Dko7sS3SFvechcaqvb9cc2DHPGr2P7t0LFliwIA0h8sf0Ev.jtLfKVIRKXYIJ6Uhpqe2Pkqjv1dKzU_pLQsahbM7IdFqSEd.2hYpSxV55rDlSNRBXAjDugI2FMLhUmGJBFPSuW5U3fVG2EHYMHEhnWDsETQ5660cnxtucxP.nTb.fuB3uJmBz6_LfpsN7tHs4iSJUCprNB7QrcHyd1e1IOvQOjV5Dqz5pg4MiOV0xQ6VrVNVq9L0Rz6CAgMMLMtMjqGalTcRL_jC1ukIIyr3bBm7o7WAwF9UziS1eX4Sgk8Y4fk.YWBPRx4jY1k1nkvDLrBpKbX1LKKkhTrNxZ7E32X6AMLCO7eYXtuUdxZ_59pyG.fd.R0VhbOGU6Zyavm0Egd2f2TMfUsxIWJHJNDYwhE84osGnUXQKZnKl7EABJFfpCqTmSwVbLE575H90JcPtIMpNq7mBuwwxalqywZYrEZT92iw.EOrlQ_MtBTuEVt0I9UJujtlY920fjqybrxAv6nsL3OL1m_ipijpytSWRyblS6Y3otxoTDoAUgKh8siUPxy0tBlZMPXmy.g7xTPL2LZHc9rc7sKzOi3h83VS6CkQvy1q02oECFNLgSy.RiIh.dmRJyxUks3CfGq0Z3fF87n7miE0LTnlVO4QtatXRKUMQF39seY5LVCP_oKd1S7P0QemgGsSMrlusuSOc_UAgzzTn28idh9MY._0Xa6.3hR9Y4tPVti3Ne9O0F9Lh05mzRrV4dexnQiKVABjxx9w7SV8fb6x_9zYtXrunWnzogvaM9ElIY9oXctyTWykrryTroiXRwbVp6E64XWmUQt.GHB0V6LhnGbFLXhhig0jO8yBw93k96yZj3JkCpOOxOfaSGedfRc1p4nESgK__mOM4_yJ8_.VWPkYCpctdc7FbKrvjvlv5fOG4_fAah.GxrB6pHJYdJ7HSuQTujIgu9v7z6jTg7huykgsrQwk9lZnHuxbZvhPR1UttoxZf6Tc..hakPM_ugqRlQnA5ECXmqtrPc_e04eILV4OHDS1l5Kj3CQEvmpLtInEy9gfbJnlZjvb9oSBpGnnbdT9vKn0niQ8WyeJJs95eAl7dqTs0OWPeFllLUMwZakq9e4_tQucpm0xFTwTlgY5Fsax1SwUsSby5G2zGa0uoWmrP5sL0fswbHw6ZHmYnIVJcZPEZ2gLgrkYQAYvCFdpoGV_GZlXZqDkGP0IA_8aT5w4nAIiY5R8yp0W8QMIZCnYt8ZCM_9IJ_z6_ll_PK3muY5ZEpMR1INQdkrgKjAXSBHJ.xRtl4UGLvfJygaZFikWgSfCNVaJ5ZZXzTMCfm8m.cua8LHRJBs07zPdcXxSagNKpH9oKQRD3ivqQRZ7bNab.YrTjSt0ZkXtf3hezkBJ9ObaVlcD1m0RpZbCDimUvCx2lZxhT5cvy26MS.QqVVUVcm5AaPPCTRnjQ8tTt.eVXjkPFq_98lFM.pvd46vPeD4JON1mfNiwO0aKM_41BCivqnAW.mkHhMsC7NW3SvP2gua8gb00A6rP3X7eNq1gBDhxzlWhoVdlVWtBnRWJJt3.qQ6sZr5mz8HIUcalMtkmQ4Ntg4zmeUjcdv68dLoDbuT95pc3ZFuCkuZQogVXU9E3NSofisllKKv7oOZuhI4AzcSuVnH2dgb26IzK5r5Fgpa3udI1jyWTwJkZUw78G.7MrkB1P477SD4EQf.KvJzEyUNwpk_WAAF4ZaF0C.9zrLPRvMX1AFI.vq1nOgRMpjrkLLHg2EFtxen18uvBgjJqM.gov3THlXg0UBHTwzuXKvzOE9SNav.EAlsq0OUqUCrXWpeAvx9Vwntk.GzVWOXOUNLhQqIibHhFjHj7fH6O.O2_T.VtI9HBcCejcc9X355j5CJVMPiu7cfQwRq86YUDANmi3SnqUDKVQtEyCh_LTLRxUsgO4eeuvR8WHrYRJo9EbMlsdY81zajVV_5dUHQnFJt4fxUL9Pqf8jSMtsRjxPyvV3oVXbkVwo_.uX_EF9NODk3dRDxoFVVrEmuPipKMd0R1G.JgIb4jMGUozaMJZGkESGkuOEsbrx4epFmgWxAMmpYxiv659vXl64xjqv41YeUF6RbFJj733E3wlWunI59ibBXYq.aUAgAYm7.kIAupkzVLW5Utzn36t.Xqtb7mG4kluxy0ijqBl3QRJ4LbRxNNMP",mdrd: "yuahrgy2BsgKlsQMBoITovhQluXnMhYWicku7yHSA1c-1739146685-1.2.1.1-Zr7D_p0WXXXJrVcjltLWzOaZ_MwNnzjz3BzHfSf7fxVHR_NjIAAjz1ZtK1u3KOSyk0QjPEyQKcUGZOJLNfu1_xofofakX4sb0XC2KBdRkG4nQ4_xdSESpvzHl7MgsMFn2LDMdJFVS5TUIia.UKOaIOume.R1sKeFHJcCb3wFVKCHOaZbm7VjZVKKowwNaRYQ_zjtO7Xa3_qhvNH1J_DzvVjErjOejfZ2TidUbXmWWVuqk1xxjY2Xt8j40U.uePJ1naazNc9p7SOBfvSb8sb1YDtiB5gIL0l963I3ySXxGcLdcbne5AD4a2YUinDpT7lUW8d8m55G1sLbbE7b2gMytp993asXP8KZ1s0xIsZUiOZ0tLQqdBp4QQfcty3pDdYONRo1vvW.CE_gwI3hDRzqFm3l.idzAGYFdLCoBtyKIxztsNqhAy3.PdEvmK9ePjyweb_Fs2.UA8hlFW6VIDFfd9va_AsS1J1jXe76NuhzUS56ZIuJyVNVCN0UF0l.0UAPFYQFlMJkOlsjelFeQqrgFfTVZ4K4hZfR8G_Nw4I2JFraBrQ3dX5RIB59cgxKA_v4TmZYF1BRTbS10s3ZYklD4j.i_UneRH4h8L2gbjQ0PJMeXneyZwoRWgNeTKBAashRy_3ZSmslXqtxYvbI5.FQanoLGtxOFZ82oi1.ABfhq5hh0NSvDKn_cLoh_uzHQhYwuwjyEFs5_w5OpZGmgvd8EsSkdjHZQMrkGqlFrfA9C7W1pzLHW7Kxeu7q0Tmmv2HFlpXwNVF5s2Ypagr9.N007YdiI1jFME_BswehWeMuB4X3ZGCs4kVy.dwnTQipkE7qLotOAR6AyFnxGnb9xgV.Ewu.ka10o4qyQU02Vexv2DugheBYvVNVhk9O0sjQYrbLSkw48YvemzmF2EQ5dsS.UVc64Fy5itTAsJd9dSSlPm.n1e1owh0wrFz4Ec_Q7KsYmL57UkJKHz2xMMUuhErkPanEyV2jWKZObgtcDG_806IY_mzvQIvIXpjmUxwSOiLK5zctpY34flaK2Ns7PNsnsVDnLr9CcKHNgvCQPUwF6D5PyWFu0Omw0kkOTs.fJf_sZ4_ILbqoIPM0idU3zcNbBi_h_r31eBipI8aU0EV413hU0h2jboJk3qNqFd18PlQA.T4M3MQiUFCz0tphUEMibrMZTypOqTsx8aFA53thMw2FrXRuU8oUh_AAslxcn63PmkNXypIYFwI9awln23P_MSf3CmQw9bPgxU7gD8mF1lfl3GX6NTuePMwqeDlFZOYxl_Fo4pC5B9nUdo0VLVuTFTtxc6lUOdx1sZKd5X9KXi2Z7YvaYymXr8jvimmUbU2YS2ubI4rfNs1QapqDaQHyssdbuAjkRgrKcwXgC5vHebnjidcUtoxYLtYZAH3cp.opIpGjGjZIXYEdk8gFl2NXrgtJY5mkoMuMoTHtp1UayGID.LaVU.vpwdVD5y5mlwI.RWTjCP1wBa3gOf6gANLMSQ3otbzXEAcdnDGkF7yiXTR0O6beGMAO7Wv7SFxYAeHkaEL3L00kWDKvJv6fYjByylXRyqLkymbFIfJW4GAu6K3hl4LdGexQNjpY_fJJ7yU33Wocn8OoGNdrKO4UYzfXzCKpToWyi2lX8bDxELT9yT3y9GoMVyZ80S32g153JtlF7hCphJWGXdlCpC0neLyGLM0Apdle9VJBMkBf41dMpwRpwhBJ3eTj0ZUMvnminQ0OM56p5p6wzzkbxDBjpf6AYCKpDXO1bnnUDplzOEWEmdQovbG9lgIFGz5pX0tVKfxEn1Fk_NblMZFgAXF1sYbv4yfJW6cFBp8oSAJkUV_USyg"};var cpo = document.createElement('script');cpo.src = '/cdn-cgi/challenge-platform/h/g/orchestrate/chl_page/v1?ray=90f7eb7d487a0819';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\/7852361940?__cf_chl_rt_tk=rOWZtfQO6iY1eXkTJKJv9ZQOSEZOgHbWEXhS43pEFDg-1739146685-1.0.1.1-FfSS9DaoKYC.48w6Dn.46m5v4b.cwbxG8JdSPCAYZYE" + 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