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-103975775748.mit-edu.top/post/5381267094

  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-103975775748.mit-edu.top",cType: 'managed',cRay: '910f6dfa4dc55a8d',cH: 'vRogSToFkLb7JFwagcPomtbUbgnaye6CtCoO2Tc2WC0-1739393202-1.2.1.1-IXpn5YrHZ2IBi05V28IYEqLMuCuRCxLefE_RplSTgpj.cMkaldrShUBxka3xVK44',cUPMDTk: "\/post\/5381267094?__cf_chl_tk=IT9ELJzIdX0nwM7_J1DtRx8fI8DxrMFE75_Vu.PkuwU-1739393202-1.0.1.1-u4dvmedBaoFGvfh0r1YZ3ttXGn502CgOuYoi1AURkhw",cFPWv: 'b',cITimeS: '1739393202',cTTimeMs: '1000',cMTimeMs: '390000',cTplC: 0,cTplV: 5,cTplB: 'cf',cK: "",fa: "\/post\/5381267094?__cf_chl_f_tk=IT9ELJzIdX0nwM7_J1DtRx8fI8DxrMFE75_Vu.PkuwU-1739393202-1.0.1.1-u4dvmedBaoFGvfh0r1YZ3ttXGn502CgOuYoi1AURkhw",md: "T14fXY1WmOHs1RVfkFm2mZOpmnLFllYN4yBSyCfJcWg-1739393202-1.2.1.1-Dt.PSn0mNKq1MXrQynbwnkD.9SdcIiMvGEoPiS6vgQQqY86enC4X4ZdG.DpSpsTpsEDZEjKRP8cEnnke0FycgwlKsgJ453fdPMpY3v_K4_N4iqKZUmBXsikBg4SVpOJkiaXxN3.FfEX1w5BjlkAFamaHrBbaIOEslNvHxRSqySk2F4iKBHtJ9kmo1RV1RGY5pjk3pTe2iuzO1y78.eQBJe0mnlj8djJ9Dj.QfVdqi_1kCHAAjgISaDW9NFZFadr_IzGYuZH4nb5NP8u6k0bTedZtfoJM3xv3rocnRXsV10xMGylSXlONLXivuqonxzljeRachAErPhW2O3VgcaGyE.ViYXYnvNd4S0a3PLWtWDRhYJsx7lT2PcZCgrI1BT209Fr1zxeRFi.6ak1E1X14X.kMUqOZhAncSWBnF2.keh3q61wTFERDXhjdQNCc5l6fA3FxE2nZYAc6E1tQOvyFoWGkbZs4qqrLT.HeshGPUAsahoF240uIrRyBdS.wN0Rot6GZlO5bJiWQJ4ndurFAcJc6xxP1.vEu4ViP50OJ8Z9ommynRxcY15B3BRr.8ZqR_l1P1NhVTD1qidC1tGIcQWkJAAhJIXYm53osX5Fwc81JJNaZxCNn5h2xntFtOKFJjerc4Az2fioCi_USNIKTTGJMCcKO2AWrg4OylI85mhXMLKaBIeIBC1bcR_D2LsBW4mXfIl_ewQl1pJddHCquNBTKXZBFcCqFLzfFU7Q5QXKZjC4MBQYFv3YjHMSlmtnrzBi_TwTuO5mZDO7EDAmh_ugbYT5HB5_6TBoNvdk5KovuanMYHPgOhwlzeraN7k1x9OLErSCp2tPUA6ZK2fAASbWyvbb0CjksS40O5ls5cyV5DgtFmRnOMrKaoTZ4e4jOTLVsYOuyrt7pfCTA2iQYHlgS3xsCqdulaKgYlp8XvZB1PBru0W5MdVTB1VIi3IBUnEWTD01DqoF0KR_FIs2bp6WTSIWz836.mgRVvvBK0NDv0leiOMRvmcgI1kpMYfaLxkTf515LPswuWj3ixR9TD5ZeAT4Hl18CVRqlNvhN5Y3Cz9t4dQsI9Ivn3twvadcNhAKLjX00JVgzRMsUT1mXWAKt48zuCjQs0kM2CfpxP6sW5ZeB3e1h1TSDIA7_R.ua7XjiDVtaqVu6limdAV9bULDE_Ig2xc7xHANiOdiLzLwb4uktEKo.aSA9ULvV6oD95w4C59WoazOh._szdrzFZZ0od371NP0Y7YLAnRCaYpOX48XTmvfyKJrtel3phs_FJu4M7L.YuvpXdknueSdbcondjFaJ.v2yrF7z3rb8LlqAOXbhKw6LPmXTvrcvGA6FVbMfURJHXPOHscLfhiI4MtcH_N5sbnHEld5JuAb24JmhcAu0xq9eMKY0evXLQPk.UVBCqFTvOux49BG4yEWAMy9gtMBGD0QyKwfCMofdRHwMz2SCMecjLjPmmI1j2mKaaaIH108IUin2KkbUAgGV7wxKnX.dG2id0Ca__98VgyiTl8UuW2SKpg2UagrdUm0COvvD0pyTqnXUvGp_MKEts6OolY2SwApHrCOGv1MLmcKfkjh.BjwslaH5hKesINQvW4cagIOiEtH5ngTSLJChTBP2ESIhXykKzms8w3I0eJFvKG7V6YHP6sClaWAOVJLHxSjQTZHRbtHFJy5ZqrN2_UVPKbNxynxaR2VyF63BU0DbSeu3AxuU36cJqk1AgWSGgWOcFk2KCkWQpLF_VHdnzzkzmUapXsbkUEhndhCTBvvmey.EmPj64szyX7.bUIbQkBXOGDGLT76BA6fLYpiueojefoSQihKMonGrvJB2FyB.SnqpfinLhJ8VqXfr46f3zjbFE.PIlsXHW5fHG2rTv6YCi3G9XNQube521hzJP7RTuaz65wz9haJhsPnVVIPH3fjjuBmK.kbTBkaGhzdjozkV7D667p3KZpUcLm2_A32BSEHonbdqHxWCw2sReeqiefYQh5_VT7MgubXKn8xdKMB2H9J6oVe9FqE4mw_Ej2prSA6QRFVci_a_5k8HHvxOR_r6LVPKVCMcSNtU7Uzd3X6drova0vcY9onGgvfbIjympI6HnvqeNcwlazbFeBwLB6r.dZeps6p2VM1NxZ.0x4SCGtk.ypUdz8vpbu9V61xa2sVkRTld0b0BFp23G3wQiENDjczsnVdg5OmVBk_USngQ17u0x2vC1LtZbReN7fSLEGc6bKuxuK4H4cPEGDlJ",mdrd: "PPAZRc4cvicVxfdBENttAQBXRMWWQk3mMZ4tAb1kewI-1739393202-1.2.1.1-m6Qb32Y4hNDOSpXfi8nfX89bjuZKs2ny_pLcaWCcS1sl5W38F84175oUpMKhan_RlQaSWJDiB0gqMCru2z98VrqbCQNdmkHYTxTecw9AzwPiJ79HT7JD0_EV2ZsehJXSvMKCa.hJahvPnq_lzfZUvle73xl1svrA_cvvBQelbqemiTXta_GNc9tEVKHnb2phNbYnIDKChNjKhEtY7IPFWL7uhoLmTRBRLRWhE_ljIyYeKKMadPAAqe395Zh5iI_lmrXSzWvBMAxShUqXrvHcizND7ru.g2RZvw5eUZDhK7u_32UzGvZ9jBN_UyaWKCxcVIcAPqmy3eayokxay_BnEnmDR7n.6WEG1D7HWreACeZQoDXrQZtwDqJD.awjSlYlmDLRs2NYPTEocWXEytiDRR5ykNaJCvKXQ1Maf3t5.yDeW1xdK3hIq2lc43zNr32J3RkaAoyIa.jeip1Zu5f6_blcr0ZhqGAOhwKLJ9i_9ExgJYY6r_CQat_n57bRBcRhYjO8e39uOt5k.VrPpbNkUtWdVGziPxBMbnjHQVDrOn_uVTcQxz45Rymod6aD4u.IVaHqN.WvJLy2d4E5K6OpPO1sCclgmIrPXNr0j.xyulbdWlHOSZKuIquv6Spjfc98bpAGGI7gteuhL.qUTiT0Ol8wY3EZJ9mJbNEA3ekKpfqqZPdKXHea3igUFv0LidJ..k4sTiWZPB_yQ3sJBD2mQ50BsfM5rJwjCjkrBIPr0CiuqoI3aZVIHsG3gg1W5wrnYYboBmx0qTMblCgyRxk65EhePvO.MgYdxsHRA.E7Yb2syjZ94eujcSaVh2UinyF_7b6g1SuzUgUZtL6fxvuR1blcYQNQOzCvyJvk9RfS.F7HSAR_H2Zo09Emtq7Q04QuNxr3_YIAMSOr9INkgaWEeU7sIEzy989lM1HtSsAoLDKpN9H_tU41L30sr8UUX7DK4oWP4zOrW94ytgUb78TbyUslVhoHnOWqGgHagLDnbJQOwXW8LhI0.4Z2gdNU_xwxE_08wCpm4oFXc9QL__9wEPVTsPe3xUxts_Ks21SzTmbpcqiO2hIinpZXGWlB1ixiNwmRNiG00jN2gjBkLQANPQ_hWAKOLKjdMusIFwUL.tI56mJboI4mSlcwrRucbEYyoJXiTDJE5pndlt8IgEeuln_m1PDZNVPnC4YAfmF0mYTv4kIhnQmo6i.Q8N86.NJhHTZuxYaRJ_9nAQg74cLA.39YbnnR_Q_fR7cBuxniJoFjp_VvAyL5OBOWotHMFZxayZnkLdJDNwfBOFlVi4DnMxLwDOmoCCesp44X5622qWN1kYhnULlOFNM7VAhJxFF7qXSa_UQ01y42cFvNGpPivIQS8XoE9Pd1rq8HJnJdj7uj4ibLk9ArYKUoZbhIJFO6iVneA6fb9o4dKy.nu4uC7Z5WKLQZbcOBRnNw56YmQ_RrmhkcfL5zN_2mAu9FY3YNm1tAzXM7wKI_gVdWNXGUjYsuCZ4bUkV0pG_gj3rC7egLsTHBOGaNPANwgWai0n7blQRs4AeBd2HtATRyMbwiB5Un299g19tW2t1JvO4Rr.RG.SVVJiykJ2oEx.gkBmWldOdtgPRX9x4lFvpp.kdDKFoC2rCJ9Pu2lPMThq78RXVZ34pQDLQwv_N4ktDIob8r0Qib3sGskNx39x_nUUt1EOo6uoBEAsXrZp8T_dJUTt10.GZ5dFKRyl7oL9fKU5JaOsMt9QX.VtQW_M19aDhMrTiUcCc85gpkndgSDjMNDlhqw9OTwlNE9slw5porOCMUNin7B.YpYVlphsSLKPI_XA"};var cpo = document.createElement('script');cpo.src = '/cdn-cgi/challenge-platform/h/b/orchestrate/chl_page/v1?ray=910f6dfa4dc55a8d';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\/5381267094?__cf_chl_rt_tk=IT9ELJzIdX0nwM7_J1DtRx8fI8DxrMFE75_Vu.PkuwU-1739393202-1.0.1.1-u4dvmedBaoFGvfh0r1YZ3ttXGn502CgOuYoi1AURkhw" + 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