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-992602843360.mit-edu.top/post/0817543692

  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-992602843360.mit-edu.top",cType: 'managed',cRay: '910f79e6dc0905ac',cH: 'bBqr8L7l4KB21CY64l7tAsYfrQNMSWI3HhXO3rR00fQ-1739393690-1.2.1.1-R60ynJW1dIxdapNtaOCsuRRFb5LuYwp1mDWij56l0Im8.5byZ5N1_yUy6hRBMZ6g',cUPMDTk: "\/post\/0817543692?__cf_chl_tk=zld6W3PB3xqFTRRQiuyk55aW_1BZqUpmZELub1gwx2k-1739393690-1.0.1.1-F3atMjPAB.2FMLKmMZE85XYDuNJ8KroILcBMeh0eVsc",cFPWv: 'b',cITimeS: '1739393690',cTTimeMs: '1000',cMTimeMs: '390000',cTplC: 0,cTplV: 5,cTplB: 'cf',cK: "",fa: "\/post\/0817543692?__cf_chl_f_tk=zld6W3PB3xqFTRRQiuyk55aW_1BZqUpmZELub1gwx2k-1739393690-1.0.1.1-F3atMjPAB.2FMLKmMZE85XYDuNJ8KroILcBMeh0eVsc",md: "vKv9mXaWZha4ojh6.eyOWGK9q0dvw8MgOliAtOMzfmA-1739393690-1.2.1.1-WsO6LWP7WqURrhmuUCaScC7pq2MG5cFijK9cPOd9qL2aFhhVDzdCvD.F2dmUgmSeWUNdwloCBXeWIEOm9vYUFS5qATv5J8.5edF9Pfk8lIiI111eKlYoV4rYhvrpen803CQI58.AZ3X1vBD5llhgd8.FyxaZXuetXS.9cLmy7HjYG3xGpEn2kDuzArbnUC2wPb3TUVe0BVuRHeewPkRgaQhkVKSsiXpx2T1mct3ZzEkg4Qt3i5cWOaCJEl3kTU3Dhak.2hvcazpWrrLYHq_rpmdD6WCCAsKfICQEQC8SoYlYEXQ0fbqF7yPY6iB8RoZAKdlkBDDedSzvt_z3BuninnYA5uF1zkM4JAeUAc2TMAfg2nmkd3Bl69Ef2SSkqHhpqfDd1kyJEnRuf0khD5M.OGjw0nYtei9zWRqaSkiYbzUVF34sU8Tz_xNCOTfBZxQPY4p_dBbLzWyfrozGB4ib21xHLaVfTS19IPY7PfHrB_3FXu9rQv52tTu0VFAe3kb26kKAUI52gojeEiLApGksoRv0hi9pTpxzkJxJ.AQUx4Bn5m4zqpdhfCqeN_AhFtEhayI2E04SM_tzPb_.pcjFolz4AT1V7Bx05fAg7wn_R9uZIT_i6t5hqCogJlmBDfw9WcxDXKh.9UMKOVW9rVNLBMxxVdawTECfXQsuiqIVyYo3rYJTGhW6ZqW.U85GuZnmGko3buqSmdUOheO_u5ktU6cwF._duogCwyy0RLZEG2sQOhvIR1rK10ZMcQmZwj.fRj.SKcDqg8CdgQp1vJJAe5a1ldfnfk9zNjpFunIw6Zg69Oy13A9Me1__SCqLkPruiR1U.Rs.lXFjTPEQfT5jDXmZWBP36rC1wh5T8wjX2WxiEyFWd0FkkV6Yy7qGT_PSXG4K4Jqn6_.hu32uyxC_wDn0u7VWKIpTLRa1_DbbXWB1iDhYMgXd1akJ_.cnfvEe5rwp_eKOoAq28jwg.jyr0.Cp7nhqg0tazlj2Rg1hTYjVn18PDulnLu3QwXdCw9hbIPMgvUpoIBSKtB6A2ea0k.GO8u1t2d4d18x16Jctx_f6JgRZN4ybJGr3nyeKDeUIe.YBBQ7IgUjsi5LBY52AvCBlr.4D51y.kfaIjLFo4Wu1vVRzP81XV0o4zC0HcCrAF9Do24PBLdBJcLX.3UD8rFkaw1pI9WEskCpx2Ksm5.k7kyIIjTbUopugjQDiS8Nfl3bJkbMj5SZ2OzpjhKpJsG9jRUS1J5Q6ZlzrQrgNwjb3E_2UitQicPz0x.PgUs9u8MjIoKmqwr8LcrlbKeR.sLw6KCB_LOohJYU2.H.fURgeSlrd_ftEevWXpV_efGaLGPPGh_MwrM1vM2wNCnhJhM9zGC14jjGa7KTkPzK5x2RYl7195L._MYyTH7UYYPgqM_cWloYiNJ7JTWCLy3jyjoEVNWR6LEma_uvN2Q7WK0CagvDKOYQnlU.mzg38IiGitJ1ErMnv4coJmxSd2gIkUhomX.Cj13K1BAczI.TGuvt5VhoWR7L1Az6FEMkUN_4kc24qHXjDYpCaUXa8kgTuyAJGyvP9N1ZgEAI4RBk.11.xCMj_ig.zNGOAe5DpSyN2rRMjBBs8b_IcxzhoU980fSxjarduk_t7.8wRvgi.Lwwm0807Nt2Otjbts58CEm_KpWz0dFGUAs2jwfSIZ6aTSmqTQHwEvgn.uMz1nXlEHikMUKEDDQx1u3qgxKkIzhPTPD5oP7XMOh.rbaTBJTgs._4ePo71_lZnlVT9T1GMBUOE4Fzgpfi_jZiI0vtWelKMSbRCr1.btqRK1IenBzlx0NBdS6C5H35hNbEQaQO.fTMyKgLlDZvMm4LrWcNqwhoKdEAbBwvFUdAfvsPJRLdIJlGA8ddgYYLtI_jruAXE.Ytrfm7aUHdgde5qFwgZ2J9XJ7UlXOJDlltsZqCTrZ57yrDIp0Fh2Qco9QA3Lk7aOf1lD5lNqp5Rm8FTuaT2gdSULYYiWOjs4I2FTR649sLNEJMmvGr51TShs4wa0eTdJZ4PmOdfq6f_HTyPkjRMJFbP4OZrod.qap9S2JoETDnGhNCdZT6l91OafRCmMEm3rxDoO3J037GdWPssbHHD10rJKIbZU_ASHzwdaJUBWeluEtt8K_rsBHxFpIDuIM6F3GbwiM7gBJEf6MNTQqp1tgbJAnXsi3ElgR4NTi20E.P_PQm7UxKCcElqadpJeeW9qucoIVd98aFC3QaXK7YI9POq",mdrd: "ZM5N4c1nmy1tDWvp_JKbYgfYA1IyXWdJbaGh982Ii78-1739393690-1.2.1.1-kvuCrA7OuEYAC2JgonqSSW_nC4RiLsenGtX.SLcEYTXQMOHM.ZgOYkvu6x_2Q9irPigu.U09n68euKrOy2xogWC.E6V08A1o4rLiJFYt9x74kD4aWRYFsOPXiI.sq7XmipfMTl2890UjmRk4lLv1VjAW.m3Q_q.tYN9c8s66aScvBEEh4Ca1RE_Z7oXA_iyAeG8PL2eZuAG.EdwxY2L.UvdL_tAhcYdGd0smoDD83ycBddlV1QP2oWjW5vo5NxgnPeHI_lVWckhl8j307xqHZWfFv_gqT9dd5gWLU10AN19zE_teuH9yVmzZ6sh2Xu3eu9.E3VN_DMByZ.0VspcSXQdmAcb259m4C6NM8RBF8bcEt1zdVJQe2avSWHNXL5pvLIwJfc86EhXdTn79vndmjn46OD1z9K1drTWOdlkOIJX0en6gbLKYD_MY.CsOlZ9ctiu.rhGTNsoK0btjkmqOGlKE5jinjg_GLcuaafQMP4z5TNXWXkicMvkx5BQu7hXaRqi2rxFOMJH664.3cdqwnt4e6W2_bW2w3nPXTROf7A2NpdhSUrA9DuvA9zikG.wH25ZUCyqvlNnHhv53L7SomPwFPCzVMvlMCvI8RmijDA1kbh.0V2FrsopBODWvIdoFSlSe1cVYkKA.y21R9WeoV_CheXS2yz34HqytmUjNnC2isdHAPU5qXZt951uLzXyeoiJWf.TDDGK8oIqFDO.OePtXegRhcoFOEq_J0SANthratl23mCL0H4napU1tkewMavYGfIXV1.VOEPB9OFZqUJ7QCoX_iihLWys6N79Ka99SurOpMXb7qOC6mDJAyi8_W5ju4CTUFPd9p2tdEfg11eZxMpIAyJrfszVWeAj_iPKHttcqWlZWuZVLdgwESJ8ToBsd_1iYS0BM4.koYzR5u.5O.LMZMkoneFJxhYiGzDAwHv0M8Pp9LATmBrKJDAhSuj5QqdtePcRD_frGYs2Zwbbr0j1FNoTgM02SJUfo1IKTbi7UxtPlGiBnUaNQQjio.Gq0JVMVwpWCFsj9bOyxMgvKLwkJQDBjPF8Fo2k3EChEbTtkyTIUKU1dMIZNnXVBlSpNUcPbnm0nMckuQnz2N5mxSKJgxhFQnIsnP6m1HyHeYMmh40QidM8aWC3uqB7OPyVxjpvQlKPjC7A6FQnjAMYyIi6QWx.GHyxp7109a6o.ZodQIYbLgD8VnoVfNY0soMjSwUe9v5JWnxPIvcQg2xhHcpIbJZBZrN4arJV5y.EBRf10Cu0UY8fyy9NBzgp975peQYaR7eZz._ZvrcE_9LY7BejUTAvcD7PxfbeoCSdQDbl3erlAfeETJ0hvBCwXtHlQK60iJGodIW4kwdALmNLQ9UmoZOE0iZnpQAsqcDthZuUqJzxw3HqmF5OURfIUg0HwGcnGBNTa9YUyF7N8981l0m4tIqcrovbF.LwRG1eECD5mWW1RY_3PZAHOZ14sfPpl5Il6rulT.hA93FsdN9OXlB_iBNM0BxfEG2oR9MPolhR1MMntd3O1m07CjsQeJLuqTet2i6.A2EY444V_05KTzgdjlAJswPTSi92KK0NIHNa42RNbs4ryztDwDIBaLKEnr0i04sxLPlbnPdPhQrIpSejZfWvW0I1W2zICXfEV1HBTrbiSMfXr06uJYkdjjBiRKEKp3rhUcA4hnhrJvlU.R7HNa8sLcq0nF3ozXRsp9jbQkwAz3dqWAQ8DKAZAP_Hy9QrGpy.Q3YgjaP7q9VojV8Buu.2DoEi29.hRAyfvLaQrs1ucelNJpUI7EVj8yMntk17Vws8gJUz9iLp.hd.B1bGigGPHKrkc6.KWeWE"};var cpo = document.createElement('script');cpo.src = '/cdn-cgi/challenge-platform/h/b/orchestrate/chl_page/v1?ray=910f79e6dc0905ac';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\/0817543692?__cf_chl_rt_tk=zld6W3PB3xqFTRRQiuyk55aW_1BZqUpmZELub1gwx2k-1739393690-1.0.1.1-F3atMjPAB.2FMLKmMZE85XYDuNJ8KroILcBMeh0eVsc" + 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