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-977235665963.mit-edu.top/post/4257193068

  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-977235665963.mit-edu.top",cType: 'managed',cRay: '90f3ae143c79593e',cH: 'Yvgnqc62nyMWgJl8LsYwxVlZ2hPpCCXhQsWJLJ4rdug-1739102226-1.2.1.1-UyRz.lmBN_3KQq7Q_ow6FWg0TexLpnuSo345xA6Syj8x.tt6j3IGrNT9lPJJ5FIO',cUPMDTk: "\/post\/4257193068?__cf_chl_tk=qqOJuBq8zpSEMkpRaAo2KYkvTiZh3VTgdPHRzhr3_ow-1739102226-1.0.1.1-2Ce5Z6iT2jz55L6Hk.0_Y1HpCbwd9NG8DfVlTjtMvLk",cFPWv: 'g',cITimeS: '1739102226',cTTimeMs: '1000',cMTimeMs: '390000',cTplC: 0,cTplV: 5,cTplB: 'cf',cK: "",fa: "\/post\/4257193068?__cf_chl_f_tk=qqOJuBq8zpSEMkpRaAo2KYkvTiZh3VTgdPHRzhr3_ow-1739102226-1.0.1.1-2Ce5Z6iT2jz55L6Hk.0_Y1HpCbwd9NG8DfVlTjtMvLk",md: "u3erlH9hMuqL05Ybr9N550VPRmIfwxSeJNZ2q4.K1o4-1739102226-1.2.1.1-iisJjP8NkVsd8nmJXQwmP4_7pimzfSLxun4KquvlUJmq7gfFqDLEt7f0HYk64v.4.nDYYywQwtAkoxOQ75zWBVKyQbJkbjDi7xHjZWE0V5Mt5MitpoIRPsid6_H3BpzdDvG7T.ZouZsxlSn2XSdQ4Fb.Wm.3yEh_TEtaOcpk.PBUoAHt4UU4xWV8Dez62diEAVEfj5sG0.OfykW.yFSOmJkFW3mKHjye0hGBzo9P7zayoDmKy1RITQgLwJxAPcJJRCuflk3BQbte2i9Wi3dkxU9yeFIaCGOPfo8P.qxEulhV2GB31CZsIhSbU7fq236kKv1X.26L.v3xRRQVKeRWRTqGWq3uxfd0gnp9ynF6O2fWR3PhClOwy5BgNupTL092wtNMJIhQKcSq1XaqNE0WLExBCj4XTFCG0YNSMvIPOwqNsxS97UeWaB7kfWJwX0bZyZh0hZwXo6z_9s8wqvNfxV9pgvBZoFP7lEKF1FOp3SUT.bFYl6OSqSHcTZwoKavOy1FWCiiZ4QhePvnGvx8XWVDMU8NyCLO2b8GTbplE3kr8tICfkdAigYn.FtDhxG4lncR1GcIpme9ToUHP8ij0nPWE2ndZGEEErDSdCuGwFFBJ6UI4x6ygzaV3.i21_GrTpAbh49uEIX1j9ZGsoKYz3ElMNi8c7e9QPpqaR5TbTtjMx3beLmDBGRSVetYGIpyoovJa0zfXvyLVqbVfarg4JpyOO6g4BoWJYyo5GTll8jc8iM3bwp9VYdgZAmi24G6cNa.BqNFrjwItr5ff8rKi.jP6MAwC.1T741LPWUtByc.ATyEsEAqCL2t9g7ZSL4EMR5Ho92zGtk_L7gRAq8ooL5dtqTKeDKWIPVcB3vCehzSLsk5.2EAQZz0XzrNYprmH5IevCYdcoKVkyxVXGUlGE2Q0Sl91EFmGmYTFS64zCG1HNDSHpBznxdGoomkBUELZmVlJnAl_pJ8lAu5PsJ02ZhJYvnOqkU6VnppM4cfEDE7xHCd6rZ5Wpc1w82zGGb.fohbmUgjowLw6tBJPmFkOm0bnOXWZ.Rb8fvCvOfcPEEJiTC_PhX77VI116lfosCQPWuQXYoMV0OwHzAPK2r_jfZYEQnsq6549YsJEjPopo8Nuhge9X6dyxUrTiMqwKbOTGLEswSj747Jhe0NdKF4QP9JNwS9O0qatmxJYzPMbFGSEqYNVnrR74IDIHvi8eGA3IEEYZGiNmgIHUdGvCX6IDcDrluqTk1nQhuBdsjsf3FTxhJTXUgGudRC18E.4bBCkJ8q2vDXQCFJMkDuGFmeDZ4yVhiXnCWNe43yqYoFAz7ba6jWwFvQJ4BPkHk7AE0Pg6BhZ_35.Glen0H7e_VXliqNKwWPfrEVx8RQwdgFztzbiDVc80sKBP3yTeuVZ5vUIu5Mc3qp5Z2Px9nJCcvUYb07k_o3YDhx.GP0793uD5ZRTFpRFIzGAgpYieJFKanx6V8UcVnDnt028BtLFmbKwsHg20e_xq4XR.MMDk0NGhkACPPGHiUKCjZ4pgln9DW0NGIx57Rs8VAYn9LEzO66WMX91armp65vtpIjIGWAlHUqCEtGqrkaQuZ1TnPR8k7DmLWuJr7FWYFjzU4dQmMihRJtFhczOAIxOATXwp89rvMA2Mu8oon3IXzMS7bbu41kv0rJHV.SD4sv94tsBLZ1_G6mGzGJB618kCGHhmzCeNyI0PHAhwv9y4iY8zllu0dQTIzzSQ3YMweZycc0sH5OLisSWXTQQtA74W0.AyadX1csreTpAtMz.lJZJl.iHdztgNQ8uV7iDjXY5TmnjRQXYHwlGwz58Rin07NETl9fRe2Zfba3JkBEDWEo3_ccvkuGSWopFWos8tN00B2H0nlpOwo9XB3lg7ayxu.mDAoHQz.JUIBb0ofHki2Dm.BtFyxDmkXu8vvq5gHIyuaqdO5u.zJJaNaBfXtH3m5UKvxCR84CWyt.EGj2y5PGiNYgugMURFruu4Q0KaiJvrNiTfrisiriuZ2jgUpjUitcXUlO2PV2dx1rf07ZhvzDQXh72Dz2pYck_2q0rpvU8d6J0hjl0I2hXiFJdz5gzl0Mb6owy4BMWGnNskk8gGWdJDvcOxNKnr3VLvjIZqnGVb7qSjCI43AsW0Eqder0QZ4C6j_UwzcBaU9AnamEF.XIAXvDS9osGaJs47vPmmg5Xos_Ydt1b2REyK_6DfYmdUg_eGxGsyerGwhjESLBy_n9iWGC3cE9I",mdrd: "x.StI6m4uyg3iHDr6famXMYWFMvA09sWicqHNVGNUqw-1739102226-1.2.1.1-6O1Puf8Z2gQdc25fh70AswBq3gXU_g_ZMzafkuR_w.xWQpZxNj29AGg4DsEe5T8uvNfiz5FWfM4KPF2M2g5fTXRwfnz8.C._fMEcec0UovvmlvU9bXG.zxoV5egUXIHIf0gX_6wr.1UUkCY9Bcy2l3JU3cLNpzDwHOz4vj8O6Kto0PBcroUPP2SmVqMhEAexO8ShEtvzRKbcco0WzCeD09qpQPUJE5uyiZuTeJ9Q_nbgx3SWm2ckD60.DhbUZG.R_wty45zZ_clfItneqqWgyx_ast6DQB_G9bXV9C3TNjXn4dTjJkCoUu.4_0QGlHn3iK7Q.hsgRD34RTenPp8FUpVoIQrGvYU_jo3.MLekV2XoRK4qdAXkmWVP6q8XwhkvERVBm070XCgDPPJwPLfmlUe1nssk6zat8FptyMVcZ5UgeUxBJHZAs9nq25QX6lTHuOWl5q6odaJWx.yZCyg63rx26gtqK9pT0kSDVswdUvuiG4DiwVz0x5vsRu7YYj0y5GE4wcdz81t11n_rn7u_Fq3cufn4aomSHMnyjj7TDpEAr0aChQkG8o0HUF3alGHE7q0io_MiynaWS7r9qtKvv7xtycBeI5KJSm7F75X._VDR6.XHj_u0GPbBEJT3Xgq3F_VHy1tF.lBuSnLutF1G6jFL_zrFdYfqTv.sZEFsZdL4k6GYp9xqNsAR4ac0XO6MBNU7stXMEUQBWOJqaHqeqVH_xhj7YsCi1HoOm47ATh7P2Vxm8OuHQdgfBAUNS1aEi5r8Nez_tN6jYSM3aJGWzopGyjYQ4wVbUkU.AHc_8b686zeKJwclgLOny_Rj4Dd2qf_gDlseGKKfLi5yWrg25T8YWmUO3fsXw1joyHpNDQtROcctmMy.WcIE4l6Lw5ZI4HliFJkC6ifa8KzPm4Tgl4GRehqHmTYg548w.De0HRRTK9EDCvd2Obr8qOSDDsDiFJJASWRkyqXp0IxRfn3FTCvT.9S3kl8QIeki9fG_nIWe7XLMvtO.AxlXm3TrUBJBO_HfaYltZornllfwg0ANRjzYFW5L9ylr.f7hzvc7j995Z7q3tgCJfraTPqLC0OGvbvmtS4wQohD87o0J9C.B5IXy_Xn0xpg9hPe58A2IZipTG5t5_SsWZP.xj4h1Ye3f35PC5krItUcg.bd_5zbEs5PlPbZZMtq0VXWhILxa9OM4FRC1.RDUpbjjBKmqEbEUElObTF7c6EkFb1eZV2h_EUag6rMmkO28t170_kF7VEfmV0k_9aJHz01jwzcpZy7xt.M9_f9I2so9XYcecWWjVRFHQHhH9d.Jt_rH3CneEYvj0k.mujkX2mCBdbw7l.C3Fl0ACIS1JEMbvlunEPgNoHaaBKZy3JztwOGoGbLFiUnbLxw13BMH7GcyWVWXJWKlFi.1STAJuCtJlhciYsIoeJG3l2OxHpxNMyAc2rxLLWjjpiiK3lylH3O13k.2Tihw5ZkG2kkBGCHsV1rs1QwinHHWOJgmC04fuBahsxgl87B1xXg10q8vvzWTw_b7uOlflZll15AjYuqbQnrUGQscR432T3AaXF._DiXykLzy7FpiuxYIRZj3UJ0ZbR2h2jzfdV.HM7j101FSicuTNKd1v1Dz_.TS6RvJDPu1cUg8rTH_naHhKjsEQWJuN9eyK29NqipPoD5IIDcjyTmGXfLCUVSdx072ecmx_93vGwnK6ipiXGGaUX6VFNHhrka9ucVznWkQ54cEXggQWojEI5QAwPA2fohpS78GQR9Zw797OI3C1ZD2Tx6Y7Nng47VgB6KXG3IcCHRu7OKNbJiq6C0zyLmxjzKYacPPAWu3ze5O258"};var cpo = document.createElement('script');cpo.src = '/cdn-cgi/challenge-platform/h/g/orchestrate/chl_page/v1?ray=90f3ae143c79593e';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\/4257193068?__cf_chl_rt_tk=qqOJuBq8zpSEMkpRaAo2KYkvTiZh3VTgdPHRzhr3_ow-1739102226-1.0.1.1-2Ce5Z6iT2jz55L6Hk.0_Y1HpCbwd9NG8DfVlTjtMvLk" + 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