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-594504403813.mit-edu.top/post/8451379620

  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-594504403813.mit-edu.top",cType: 'managed',cRay: '910f64c54be02096',cH: 'cAAKs4mihw3YcEo0VBTQnoHH2ZJ5r96.orybfCjQoyg-1739392825-1.2.1.1-_d.wS2os0cd13sgA.c8PNHMNN7QrGHbh4Veky0ESxOHqyyBODeLOmwz60S6Y6gig',cUPMDTk: "\/post\/8451379620?__cf_chl_tk=niDGUFxQPl7uqxKBIJVrFdVfrk18JEDrQUlsNUuzjrQ-1739392825-1.0.1.1-UNtZnKEU9EFbd2G07rzmm1.XPB.cnGXcn3I0S.hzJIs",cFPWv: 'b',cITimeS: '1739392825',cTTimeMs: '1000',cMTimeMs: '390000',cTplC: 0,cTplV: 5,cTplB: 'cf',cK: "",fa: "\/post\/8451379620?__cf_chl_f_tk=niDGUFxQPl7uqxKBIJVrFdVfrk18JEDrQUlsNUuzjrQ-1739392825-1.0.1.1-UNtZnKEU9EFbd2G07rzmm1.XPB.cnGXcn3I0S.hzJIs",md: "APMqA7kWS_Zg_9RlUsLA_DOscHSBkTPdrQHXkbUCLCk-1739392825-1.2.1.1-Z5yK22XHWK4b.VYWZ66x0IyxiOQ4sq9AaIlWpH1IaCb1FCKUAn2n4nTyAD11SEfL3867VgGPNGqY6H3p72z4bvP.ietSyJcOwe3Y4tEfP3Irq6.lqJPygPl3__SKVakr9lh8C.ZdXXIsYnjmjPedsZIO8n0aixspeX5AJTbmAUiGSpmn0KoLmrzCj7ZXM6X_69mSr5yuqpxUnwQDf_Ahne2sIdfo_FFOAmXJvsXUF.t..oprTiYkrmYuHEPhRAk7vVmJ6bAGI20Qlxlw1j4OE1_jTmxo2yr2JnI7.bOL.nVkMRpKyKhytMmBP.dTQCqQSOI9sRw77acSmQ3_8k6xIgNdui46oS09bOcPpLeWsDjFWJM6JVbzuJH.jNRB1saCTDoNs_A3JO_n2vBnSSioYDtTm4hVkib_EZHnTA9YXGojwnRy0HS0b3V_qOqr1e_nKA6x6fonSKAINTqHZuk5G_SwZCTWZI.CZu2L82KDK6uVdJf.T.ORAA3DfEg5yLq57E.njrl6I7_j0GC7IdUvxd_QeVul6bAmTwD1nSWKxlqK1Ry6PxYtpn9qxJHl6dDciCVeEbq8sKYqvPThJ8MjxkUMQTBKrH_WiP4s3GXHEl3fExr7vLn1nzXcHG0GavrTI_TUA_Wf698yyYNXGk7lpXgHETRjmhvBgw74wDWqNi1YIXfSZb4FmXtF2_wDSO5brpez0ZA4B0fpJ4ybAzaa6t2KcybZnwLsMklE1Hq2gbHqo7rZIBAk3JuVhPld1AGdaWTG5dPeDUveBO2xrTFvxu9aiZdREhSBvyxOaqZob7b1WTAzTqdelSKxdQ02QMyWLO7zZ.5ZyTaHTAw2JZcCwPcKdmqAiB9MaCZTjYP6HLhv5n5_1OR6Z22_DVkg.wz0Hjf9Z8.Wn19CWr4VNXNyAepzL.x0W3KAib3dK.WtoYJxh1RZRQ72YTxyjac66gsFNgI.EqvT4XZ46bbmgvrKEM_x0EKZRX1L9xLb__epJ5U4xyazWe0lVhZt_FBGOdJcqbEDXTvqMuYAE7AzNvHKEX5BOzSefOKuUCXFw7ghHLXNl7LGJVAbcePLppYjI2V8lqVVKAz0SxIgBLsrXle34AoW8fj7QxmPkF4g03I7mpIsFxJvZqxpa9LBEszS_uHhWTiLEy2z9J.XpkEgmW3GBJn3.C0tnTYPQhKOluWsjpVlH2ChAWhskEa5HPUY9_KePUbVe4kY8VzoCJ8r.pHzq7PA3IVL_dm4uBwZ592H05lNaRgBUxuuumeo6Hf91YLF_WlFtDstc0ntkCn5.ZVb443ZRraXVVVpB.XbJUj8gHy0s3rzw6IeuVVZLjESu6USLczPXlrinN66F0EiaSUxqcEIqVFKke7QjFOB1wBJ.1n80MsHDuW5OVVT1gbV_fX8evHK8SdyiqwjDH9lbv0cCm9InRSPRAM.UgjQ2twtnQB4OQWj0ESit1t3Y_zHKb20RuGhZ0Kt2cPhoxDjlC.RmqYRFzLS4vWxGeG18Zq1x3dKK.2quxtgmP4Dy3pcalCBWaUllv3u69Fo3bv6u5gEQ9HIM5H0zZijcKmni.hJZWDwRIQT0MMumgDPKZXmE5X.QNmlXlx_5RLvWpzy09Uyl7L_D_3AyOgxRzMjraDqv9ulNOlGHLTaXXr7qO5AFJqJM7ehkmOw.xJTVB6dycbiUwfT6wDfsiPqibi.RMq5F0YFc6TBypPTnKrV1IXrOmI0Ffhx4axt0RwONtK.QbKYC7h7olx6jy.JmpzuuPtKzoxEXlDAqAhl3h2pxX_TJwAe4Srn_Klvr601Z8SbRSyBisdelOnOXw8nzsjqBjOdfrVQlXZutwESxlU0UPXl7HsCJWttHtulw8h7Cwy3kY7cSpkaWFThoXCQvs7Iw_qn_2Shh3teXhkO_VmXZ8jIgcSoToecsiLYghK4che5Ve_0DwP8y1nvkQYph4uf5lvPWTl_UgjafPUURnY6huXBiQzY2tbrDKJ9ZCWN.ufmz5azJyfvdXJ_Q7pAwblvD9r8gGs3SZYX8swNFNArzzqRlx7ejEX7oAnG35pBzm56nvs6w01.B5_vQIll4N1N0myevtlgfsKRBiFv8VWY5ymkDZqkRHH_kY.hF2VEEhLZMF.Eu.0i4I0.zpXT3ZJSwu8YPZAIufz6TOaAeJaZbmBZwI2Ik2Ijn0WNWOfhqwzOKbSMaZyMR.aLKXbi0uePToFSs.6xNvAT3gHdPSto0VT72S9q",mdrd: "AnZfQxq8DkrHkaMhdDWbzaz8e0sFq0KQsWl_f0Ya738-1739392825-1.2.1.1-E7AQ0GGERt54HK18deIwWw.xmUwWQpWoL4SxR5381vQtZeWjQURB0CQfTlfc9X1CAu2w_7IITazH9dR5G1DfZr2U8Z.K1Ld21xh4btFYinQ_OuRs3TekT78kGJa7.ucED016ckg0TLDTdxf3sYfxMFxPVrjLe..Twlaoz1wK9iyk2N4EJyrSRlU_pokltUlxFSs8vmZ10gealuErErXR_wyHhm6iF6ijBRZvxQ9pTlOoIUbLa_BZP3_juiaG0ARYpgbX3nRlW7c7qACDhtz0BaeUvbIq7u57gDmYmmG7p.b287R_2UqopQ5OvZE_f6X3LAJqM10In6mPay_wwdQjIH0gewCxfxTq502Yfg40psm2kn1rITc3dRog_106kCGyOWJfc1zI6ssuocs6bBzGdFzB6ONm823C7GjSwYmg4cRtz6cIzAe5FTh8eMsbALeh6dAwMuWJW7.ySsaff6CWtr9M1d5Alldzq5PulA_9LLqGlBX4LSh6epFbo9Ud_n2etgoAQMMxRzthJMdJXeokcTDL0mYrk.8Cvf6HJBgaw2gi5ml_Y2TyH_YHsIU2fLPqwvz8QYo0ci4nnY2fBb2Z4LEtIUoA1Xljiec4vnHMDrU13.eCLsYubTWjKBj9DxS_B_Tc1ysgPCCk1LASVeNFxiuLYMFUdFKsyg_u31tpPl5wIDwVlQtM4NjunxcQED1ULL8kWN6L.ctI1OFUzCTgYf6hvabCfRgm.hYRI3sx3vuqtizA12q3LM_J_8VTRigHeFSABKzEg45Vrpok.qXhi7lyeP6kx9sXfnZW7LZzmI7sn_DbiJLTunXa5GZCmy54sn_Q_lT_oFHQMWS81BgVsJBi6sY7H8iB49kcl6O9yGjXyi0xisZJ5Rs6uIh3tpp7sisjiX6MtUVn_evr8OsbM4YPYkd8T27wM98NB4Uh0RoXW8DpaiWbzNCU25Wu.5dxEduerMpuGcmRiJBVi5Dqk8BSSYEHoMXIQmHKB1rVGd6pjj4GnBsuyFMeC9uAb92Ox1A5kaXcewAo8SiZT3vjEscmdpAyMn5OMijcbn45roK789pQEkpV2DDQsk3FG84t5kHVD4KVp8Yvgl_L8JGE_X5ab8RkdpA3tB6AgW54OlT7cSFgzDx4yoaW7JX4HsV_N5sdqiChADr.KqEhXhyEAVaZ4GOA6ugV_QCjGW4QkVKBeszHyLxtCpdAfloafxpAbifPj2xRvByOfJIp9DjM8bcnQiLMmFiUyoUsHMcb_TTeZycbNgquN_B0kdcdeM4iUA0bKHdBuZE4xiDEo47BTbc1Nb7uMPhHLkqX_mAZW_XGrV2yapbRye7aDYMxLX2SYhxvTmNKYmgYZREFKVYGIVfAwc8Z7fxH0DivZ1VUoFLoanUBVRzQmDWZp0nIC60WBLXyj7yZzeX_Elf.svz3jQpwjPDdk48D8.Px67lTnrV6QQucnXXTmI6Uq7.tq3JgqTPPV7mHrbu2aCN_pCfN0QpRawb_ItbeRahELVP8N6J.XLZ6VNlocLFsvTqDdp6.64Cw4Qtz1zgn.xkECuc3QkOAWvCl9o9LDcjalqxtR46KAd1zQDg.IqzcBi17YHvODLVrenfHuqAzdin.rzbfi0AmDHDAGfd.5y1fTORot8g0kxV9DB5iIawvulnm3j.l_PIk61cZ7EtKYH75m9ZMVL.VPctI.OyI0RPCJSpeOorp3HD.rCL0ysQUiwvc8n1FvYPZnUx9_l80uMXl1yrGaI4C1cI1.hEvEzJLddAZgpuMeP6.XgXT_ZFo6Gtoa2zDL_EJ3cp6iI1JQwHJCMYUYfzF.Q5ai9M8a4TjlbS5tJY"};var cpo = document.createElement('script');cpo.src = '/cdn-cgi/challenge-platform/h/b/orchestrate/chl_page/v1?ray=910f64c54be02096';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\/8451379620?__cf_chl_rt_tk=niDGUFxQPl7uqxKBIJVrFdVfrk18JEDrQUlsNUuzjrQ-1739392825-1.0.1.1-UNtZnKEU9EFbd2G07rzmm1.XPB.cnGXcn3I0S.hzJIs" + 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