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-178129778523.mit-edu.top/post/2134859760

  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-178129778523.mit-edu.top",cType: 'managed',cRay: '90f3af7bef017f7e',cH: '8qex8WxUPBnnPxOd0ZWZYnsH0uQ6gmsOjP7hBh51zgE-1739102284-1.2.1.1-urX7mPI.xI0mgqNnG08_R2cbewIqT0KT8NfE2FxVzhMUQjDeul73Vah5wvn2MFik',cUPMDTk: "\/post\/2134859760?__cf_chl_tk=OekMRHenxToB9DG1CmYyLxfgaVvqg.iNUXmf7IhuI_c-1739102284-1.0.1.1-dIryyQgmUEoOJaYGs9ashIHAcijglV4B4SUS4zKyO0s",cFPWv: 'g',cITimeS: '1739102284',cTTimeMs: '1000',cMTimeMs: '390000',cTplC: 0,cTplV: 5,cTplB: 'cf',cK: "",fa: "\/post\/2134859760?__cf_chl_f_tk=OekMRHenxToB9DG1CmYyLxfgaVvqg.iNUXmf7IhuI_c-1739102284-1.0.1.1-dIryyQgmUEoOJaYGs9ashIHAcijglV4B4SUS4zKyO0s",md: "3BGDB7o0pi3dT5luK.xOTyeU9v1GsVFSM442LPvG39g-1739102284-1.2.1.1-H5ygK4Oev0zcWVXAhUBIOBNfV22Qkh8jXs9Qrc.IOEQSzacvl.9K_Zz982K7RgciB78z3dyQZiDHBnlkSDy4bpQEgPcvcWQtDi.O7wpe3tRfAOZJOojwy8j50rwzdH0sPDHgdXmzBEk5uhwL4m7hfSNg3zP0bB4FnBZ1.i827RJsTr2Buo8sxC5zGDagpxAuvq.36.jWLsiTfi9lUh3QId3vAxwH_fTpjO9DqMYiwY7yrMYL_Sy73VjCI8ejSMOEe6IFaDOXLdMG39SPKU3Z0TxDbQauJ74ajBjIEsnLIvBQHU0iFT6fdGmB2wjnMPzIc2z7t1N4ACe_uRXodPrR0BcXJDD3MxAd4Ed5oEXXokME4qI4ab6Le79yS5YskS9InS_n6psgbvGs2u6j5pZNI3QK98JfQSEF0Am4m3vI0rEUK9pOYvIWOWSWKUuQgXPxa5M3PPul.QE5.l45Xg7DgUlX92En2O6KLZ47GydSSZpMX84A2XW9vIhy6zrOeQIcEeUjkVGcR.sD6inJKQdJBwQ5HFzF7QhQGbwo0j3TTgj5aGZswonO58LaCK0S4IuhXvq6NeEoQokVcYP5YoQDW3w6Vr.DxngDFiCTPxySGp_quqdeCpsw0YFIXdRL9bdVJU0ghTsJY1W70rjIGDvHqyl9oCVSqg1ytvB3ZqOYCKJxfXXAkaWEMzzjlc35SzUGtSc8D0MHGiEQJsWuvY9L1gRHshMXqlkE.iBBxdy.JMa1zsUFH7X5lUea1uKSbB5qBgHjYmumtAm84kp5BjYavcVriomWIxAf_V.mjUOJU1NhqX6pYtjU59msGSgrlnC8.LUV.W5CijzuX1iC_gzCsKpuThHPLaZa5_TYbGJG2KmwChRGKuLOE2iCPvnXFqKy42wrrs9sRqOLGaon.jE1XCb_FJ3xCv90Hsmq_H.JQGmNah8eDEcu_5JWFifpDAJuTPOCtLRkFVo0FBmN89YltPhlZfAczNodMGoZguoEwFLP5c_4MbX21_QHVFd7O7hTLDAb9rusNZEmnW_Mtm38ZqZhEztxcBzXs9qpJiD6L5LbkgcRRz.tnPnIUzg88p2Ppzw4ulT2d4_s.vPLX8NtyewA85hJWeu0h7M_Ht_DVrV75fH8kUSzQ1I_lsrFUPE9g4FO5WI2_ZxBxIjSQeMxP7h4qRodHQuXR4QvXcQB0imel98xy1jz8woZkKECWoV0sOx_TG7Ezqbh.Qg._JrSrb7SqgRVAirrlxQNKxi99pqV_NFWBiVPFykJ4RbOjXAPYO3.t6NXKbEjdFctTuXax10ncPFZGYHwHGa.hkAc9gBKGYU0QmS6ciW0cxnTBT6mcEHmmmUexC0wB2EHW1IpuQybJhnT3FNSWuYPRr.Nokei14XZrOchTSAbA74eAOh39igbNPOivcvMK20c6TaB1vsAGgVHmvswr0xloyN7xan_250mKXrGfE_7EU5xMQeNnUcdjonwM1iF_aQJvcY11kbASdlT78Q8jHcvuqDwfv6w8iMZgNtPKMD3azr3lUrExtdG6ICH60q7QGWKQWgPQ6vkKInnD21N05isXgT4vRp_37Ijm_8QGtBVX7CtHLcDOICxx6ovAYsP_NVn7B2HnjArxa2BL2d9HgzMCQ3vFW2j_IejMzwcojfwCo31eHRnCD.U_SDgleD69Gl32nr6NyQC.Nk5VCxW.EMbjBGQ63dCAPdGc98wQAwyvcmvGMKJVdfpBtFxKEpd.Nq2Z5Cu.CIJ_3EbsJbjyzLMaiCE.VAE5mGPHoOY_2N7v9wOa25fAUPu_qdILbHdv5QwVnRn4VjiylGPIfbmGgyrrZ0Mo3n1ZQYQoWm8ka.G.P7cVwZ7XgLTyQMUFRrQZUO9HpJWccIXRaUc1kfv1hF_OCMcQu0jxmOq_bqoEo17.ez3vda7a3hv13Znsi.D84yCM1fQCn7Q4qdYuFQqdYlvrxctIfxeyYAnCVnT228o_wGPLcj.6uyOmOwiHLsDqr669CzXPyeXRn_L30xTm08aORXxAgOCdpRpFfi5gI3bxpOR8jhg9alzSHoDygsE5Mxek8Fwbjq58xl9Kd9iD2MR3MMm_zBEKmtvm3Rorv28f7.5W4OKUmL04wTj67fprUHHKmT2gsUNyOX1SFCCXl0VWR0hjHuAQ1fjf4Wfm6ORPRxEaazTc0GxUGZVcEl_IUNuDO5UO.6wRSMlUmR0kS1qsTfVjF0rEJ_SRNYqFfihUCm59b4Q",mdrd: "lpx4wxWmtUIJ.M88s6UEl.U5h_zLo.I9FNWB0f1l6Zo-1739102284-1.2.1.1-lIb0aDTfMdr_JD8H3ycOI0r663r9HjIwOT0DQLP_wTIB3GXS84bjRBEkRmjk7aNOQbgqjLcm8j0.vpYZ1E.Ra1b7G3OQQdjrxwkXa.6Mm3DyLe10h4YzL2d.z60F9jlxXXh3eYbEruqVJZ.OyXdVaK0W3aroAw9JZh8Xlk0wO7NsQdHDwbsusENkV_QZ3Jwo7RjhiGlGbYP9dy9vLgJOUBNGm.FX6Nr5RpYV8PTW08EvD4.qZ0hNKFquR9dzWILNNMLnrnNvT05QfaiaVW6LRa3rX2veXJx6wmiSdfXK201c.XDyrH8mogi3DzuPY2Z1JGpfomSjFAv6rzN.KJokDfHvemdzNZ2Wi5HAWz1HMmbcvv5y0FvBFwohaxXCe5ZkYn.P97R8G66.v2HcCY1fmCxkUEGWxcJ9inyWkyqYUemqa1pvt6xu5PgvKuoEVRN.htoaKWWxLTySonNdmGcrhIWTUFUq9j2STd_RopXEmHSFexsRhphS29.Fjnbh2ZlNW7vA2U34O7I.b9VhTV816dmLYuJ0R2VdVRvS0gYZH__R.VFgTvNdt2v9Lu7CwjTetuFqbc.i84Qjq94rc_Q9q.MS_9vgW58jfGJ9hBMHAPIs7Tl51lDeB3wB5ZMxqL0z4ytYon7gO6kMOY9cYNx5L2oKUYt6iF7vsBiFWUPCEnKaiiU0BRv0QUs_AZ_jAfsby29d3BaCUI8PeaIuA7OWH_uZZd4ZFg0wP.SNns5zP0Kgl.UlymSTQQPE2jb0SRL30vu0oJqWNpKkaF1ke90Xsf561gf5WkGXHU5F9PSNfTH_U3W8CzhYyTN0g6hltqPe4zYc73QAY0uRIHbOMuvWWndvqMXUnaDN4FFxTgv4sNsfgAiXO7d2Vdy6Rqbt6nfoz1klbI0DHHpnoo7sa4KPwpJ5I6q0vymnbN3aJXJUs6Eg69wX.BpgR35lxnZoFFbvf5tayFWX6ALBBZxM5li4wEwZJp7hzEOVl1qkgDkauEhgnlPVRJWu.QIbgn0GIvLMGRn.5NVPhyFZrFN8CiQcKCKIy5XWKzodqydi7f0JYhOpWE_pQfHYA4qpbsxtSLTUahiBye3vjeeFJ0EMthlNi1o25d2BPLWrYrDBYsmAc2kQgmS3IPKQz5EWHPc2BsPEA2g6hEWAOhlKBSHxkBx9k2vpUdMwgdbA.KHQlJxneqpV8GLTy4eblValPUx8JABxgKWaR4kSrmic0VFqjvimvI8QUrP65ta8yyMnD7ATQTUQ4kh1LEwYJLTd5rZvgE2Pm4UUHIOK6kz9O3CunUwuBmicR.Y_mC9LtnOCdvyf6BALYVs65AoUr77okvnsiRwXit.Pg6uRSfzAWBZn9zI5hrMpf8PBVj4Id_LguLIA_gp_mi9MK6zrpHFclrixIMsvS4v7NBSGR4mVbdJi03WIUXdtCoAhlg0kQNSBV.zS0SiBdpxVW87FX46GpA3r6jhREojicgViyT_UQm9CI3LdcD1LGGt4rJUBcYF6oU4BCJGSBlo2kafpUYYsrYvlas9DfBwl1mGORORTKNeHU.a.yCylmGAxk9YqjQsMFM773dZIdI5aLgVa_WqglVdZ3iW1SqrKxPvhBzli89GjbbLKCRg71mjMtW3SB72XVmhe32M_NihWjSVweYEcMAzDZ4oUd7YQs0M45ctwD_MbcKunY5RYHJse8RP3MFygUJ3uasIaF6wrNrjk3c85867Q9923PdrtGeUqyiuoAKxcJNzjSZ.B13FAoVUGuIGbxeYQ.6uWhtSE.8exhewZym0TVNyd.HqTu7A2.0oXfYR.DDyfgyHcfrq070vkeNcq61uqrL4"};var cpo = document.createElement('script');cpo.src = '/cdn-cgi/challenge-platform/h/g/orchestrate/chl_page/v1?ray=90f3af7bef017f7e';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\/2134859760?__cf_chl_rt_tk=OekMRHenxToB9DG1CmYyLxfgaVvqg.iNUXmf7IhuI_c-1739102284-1.0.1.1-dIryyQgmUEoOJaYGs9ashIHAcijglV4B4SUS4zKyO0s" + 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