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-145390704228.mit-edu.top/post/6971258043

  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-145390704228.mit-edu.top",cType: 'managed',cRay: '91079c372c6681f7',cH: 'bFq80sJ_0nFcFC2Ow3iAgw7hJ3OROTT4z_8lDjLF.3g-1739311210-1.2.1.1-cQBcbBV6bKtXtts2V8XZrWOcZLidZCer9zFqsMTWhzHerLoJdOtlLUZjysUCMn_n',cUPMDTk: "\/post\/6971258043?__cf_chl_tk=uc_lCFl83maf8u86gpJD0mhcdX_MV0yPPMu.4MPVZIg-1739311210-1.0.1.1-8_hufTdVFPdGMZQ1w7t4Xt2URfnuP9ILol_gNLtpTS0",cFPWv: 'g',cITimeS: '1739311210',cTTimeMs: '1000',cMTimeMs: '390000',cTplC: 0,cTplV: 5,cTplB: 'cf',cK: "",fa: "\/post\/6971258043?__cf_chl_f_tk=uc_lCFl83maf8u86gpJD0mhcdX_MV0yPPMu.4MPVZIg-1739311210-1.0.1.1-8_hufTdVFPdGMZQ1w7t4Xt2URfnuP9ILol_gNLtpTS0",md: "amLwNfiv.0nAFVQ7m1i1MYsjckbbBbRmLe3f7te5Xq0-1739311210-1.2.1.1-OLbGT_ILervN3QLLJP_FrX5Y8t_cR_SmTW6uaoMwMchYHCe1Fuc67gKLb8SytyrDnpkebW6UjdcO3wRQALgWRNOK9iQiuwrcEDXsXA7SJ6RCCbhPmUNhnBZQFB4Bjd_L9rdwyCizsgwlNGm0bcx_975CfGnlC4XoP2tZFvV74VN4y9p7rt1zW9SHDybGzhC0N6pauPMgnR613lj_D2ZX1U5_VPrVyp1Gtz2NanrBIDbnKe1JzTcnlaLD7DF.lxUVG.rQR_eWIjcPB.zn2YuEeyhDEgdCv5teDBhNeqCeRafbRBnG6X31BKFDehWxFUFI65NjFMn60E6Pe95kJToutRA5fPgECB5jqJ_n_34M29GF6.X2k5tB4cTsDZY_7tB2gNplyrMVqi2DwDMuCF8jcAH66DC77m2cgxzl98nV.LI3VNlaiTK95fRPubuJGemofbeSVX8_LfCTAmzLBxiTfdNhaaMhjRsS_OEW2t8szGaMLD7GryL09Hj4q.rq_G4Md88NtJk8AWew6x8To8MvCpCz_8H5eVNwNHrdhQfTCX8VsHU215XEheImow5GlWKo8MlIAeLVUIXlJVYZlJe3NdFkyyy2N4nyYerOQuP7lji.4LTaK8REo.jwDRb3PkOOFjm9rWxvayQ1UrSd58ZBrtDjJoM12se2ISNGErDLyQNsZ4NITpQO6MnGOvEJYX2dfFLf1q3y2nqRut_uh40j9v9O7if.FgxAubxsmus0Svp2wv.v3s5mnWkoaIz22q_dt6yK9b7kD9lIelMUgjJTRImP9qhdCJvgibcy50TiaoBxt0MiAPojx_7j1J22RNV3ormGF1010Giyenm0K9r146Fh2.rtmK_vzT7A55OaVQs9rPuaYEQ67acV6I507xQE8prgmcyqCGA_GGbFgmxDXN_0uCJLd1odR7kUiBltypfoe1189uSw0rt04ffn4jcf5XMl9IaE6p9GNlL5Ns6B7t49iUfEkpb3b8OubA5XVFGVqU0ATNLhMM1IoBza3lDGLTQlfWMnUnDA3KwDiKqOZRuIubcijBZ9D_kszSmQ7kQQBo8Nbc7QNsxQfODzGSNYn29DxveHqT4BSk_WC0_IyNKIttwVFIeXis6kjNbayHCTxPdJSKSg5uR56inMrqRMcMu8AoXPQtGH84D0aRDa7NgnSGVVD2KtEp5GRxZw8K2oC1HRnAgEQwN4S_dd529EhordsJdB5ML_u00ATzKGNxfFy8PyuvzOnMypEgiCp.n9MbGHNqQspAuOCAM3BHqsojTo9jtT3uu.mO7iUDwMqnIGfLqmNl6TKM5ga3hLZPN9GR0PDM24X_vNLxZCdqTTM7b30x3mJxbKdWGgdvlirCc.eXtHu3xVlq89B8sOnq.SoYLfooO0R._aHyq1pYamjgAkwQZ29XowmvWbzbk7hq1kgnSReUhrSnOcJ3lQXNt7cBc9jdUz9gSPggKkxdn6M76KuDkwpBoYGRkOma0B_ll2aw58EpTBnXTFJLeB24uE9SaDcUFkcbD63T46HnpvUHQ07PNa5uGp96dSeYn4L3c6iT1M.DbPG_V7Ebuc.2gBYt_OlOoyWzQLibmJf0RhrA6ve_mc9zFr3XY5uTXi0GEDvb0agtbOW3DY1YVd5BqT1zIAkKxD_b69YeRsSlwszdDBoSJvzy6RzgYUqodgQGdILvUFFXXy.EP3dLqfdSJsrooRhwgBkEotr08tQdZ5lynOhpgOKWbaHXzCisDAcoScLUq_gKNib1gZKR7wUEL0qHXOLPf.m_yrDIeTa0D.EmGXfGC4WosTHj0ujdMJ7Af2mLujoIEwHtKmRDJDOu.jfcCCsWGeWIrr1amtaKU448rj5gM.RMoJmyvjb_8r29nCzcP2CrU6TY14c_qBOl4hWnil2VwfdWwpJfk..WrY8a75YCG5Zl7DcqDocJZe7HtaKK0ADNYQhWsE_7aP6xZIDyXEZGhLOArf5F8hJzlD2M.KSAEjAD_NzJ3nhtoWAdiOxoAcEUnABOJUpM1U4ua6CgYnpqqkOKOkv_j_irzc8_57mVPar0wQJs6R8bsMHvj690aWjrinerKe7Dc.ZVAXK1joCzEoc6rlHcJvO0KBchPLUTGOsuLG01ZELddyMIiyZ73ygHhH3Lso1Gf38JzjYn7.W2mMJ3_9vzXnagyBOI0x7iad8dqGdMVK5YpLMv01tKiCabb4y5mN8CxVYngbN_Ggs_Yb3xCmmDOgRns_",mdrd: "iiGDgStoUDpNTKbMbSN_bPYE5E3T1AvhRQqSFTK7bI4-1739311210-1.2.1.1-gC3sTCnV2ExIm_h6d6ljNNBvdtXAcBzGPy_JRZEKXPH4BRkx_wLDUkwN8Fm2S_.Ax5yH1LyBF2a4_ny68CcLFTqtdkNJXtThoL0Zf7fC7WpbSI1Jyg6rpL4p1Oy_YIqQqzSztpze_sFIBTfj8RuFI1RAu7y7nXPsVsxXriTkHXT5gSF6jace4_Od0rQMdKOEr8vMGnEv0gduxi8GCd0C2l3Je8rYSBueqQ0bJXU61E6hUvKDnvDa2Vp0aOGouQqFF2f3nCLGDX57QbMWVKdG1sk9zNtgr78zkOV53mtLkmY_k3yclkDEhURFkII9vH9YSnLNStszUF63wxBtNrZJSrz6wWZAcEfXBvmI1o3oBuSMhlmShqX4D3fv8HmWXiL5JaOH38QWdXpuQFl7Ba1zMZUJgc94y6dShnCwaD61iYUaXf3uT61T2Hz9FfSgwhyq77eS79L32pPG.3lqjruji7Yyv9FzPg93nGSKngN95Nf3oD6KChb9_WxRQVc6zk5qBoynXwBPpNhT_i5iy3tSpz_bcfD6C4QxPhYYf53gTWfK74M7.TXqMtEGmTkyHyxPAd.IYXvTi_wcswjnncypoCf2aZImOmbcIyTs8iWlJpwlN7eOmsk1emsKGlOtRMDC.sXGDACW4VwHLH0tI7l7Fd8udJhj6F3HZCjI_2M0qnsNJ4RBtiB387Zuo6gTLG.WhenpBlJtn6ajZIFKVwIyYXYNdkTJ73ixFsDjDi83JqGZfEY0BTCgtF3uA.f1ACF0h1YvBj2SzYDrBmsJJBHq1JeG5QACJJYjqz_mlqVQUfEgIKDDJDlpFfu5D3100TcDhxzdBEiW9I6GbMjJQm3OFvErfioOS6IuZcgzA5aBC6Bkr0BbzAUEC03gTltvsf_29mCdlzOCSpZFNZGpopEWgYOaWpKbZPLSLkxmoxsTZHWjK0XbGkBri75dIFVkAmj2ITlTWbUJuhwymCOlHbCgTS406MqMYuiGkubutYZDHXdHRWVcev_70fBfyjGLsUZEnRBt0wx51MIjQcYwIjAkMLJYRbTj7DZP2l6vvH0XmOKMGWy0ihRN_LiF.ce4M.TNpE3V7KTbVTuioWuISAQ4KTYeyWupWZNDOSLtPggEoL.Fss69ESzl1UaCUHXcbe1y7TY9xhvuf671ML57v8pMOVMK6KcQQnXWDstZCj8nHre6A82agb9h4mnECC4UmTBUPZ5Jw.jqFpFQstr7vjxydua3y6srRPlAhYbBRn3cV7HSpAuWiTrAEv0KzhuZFG4sbZX2Z_qu7tVdjaVZc2vjWYwvGq3zQG2LRoAXeqc8iIG51np38dNPkU5jUYmcjjjFEZkby1rqqX5MH_jw_x7Tj.roErB00rK.2xOuE1_S5KLR4gPizi88iYqHWKGhz5K4qcU5.WDxXL10BKAjNNgKvPL.UGzeUSDj8rglWa5tqLkTr0P09Iik3dOhNYlJsZ5zV3is3z6aTKzrVf2DKgdwyrlELrKkdVeg2NwcTVaa7mmYooNQ_QnPBc5rflIb8Ktq9G3CMmt_NpmT4NGCAKRzQ_X02_Sk3623MxLH_mmglBdfzs3rAcJEwgXnL3FGKGjiqr6jd3UqPmXJBV4y7SRFQVeE5d6Ak2JFkAmG18qaQlc4T_hlKpyzqg30VFr43ADEWIRkONB.dWmVnaw_.ONAxFylCXUzsSP9sRFlgqTeQwEVpxqsnmx6WwcaCHF95q97AxEzYtE9mjbCZtxEG6g9YoFPAzVNkJJLK3UUiSWgdFYzfTNe_7qxLAm43siSJODLuj49If527kxNFyzTUZSVu87b81NQL1pmsLgHrL8i.kc"};var cpo = document.createElement('script');cpo.src = '/cdn-cgi/challenge-platform/h/g/orchestrate/chl_page/v1?ray=91079c372c6681f7';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\/6971258043?__cf_chl_rt_tk=uc_lCFl83maf8u86gpJD0mhcdX_MV0yPPMu.4MPVZIg-1739311210-1.0.1.1-8_hufTdVFPdGMZQ1w7t4Xt2URfnuP9ILol_gNLtpTS0" + 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