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-339649050367.mit-edu.top/post/8367512940

  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-339649050367.mit-edu.top",cType: 'managed',cRay: '90fce8fc29c28797',cH: 'SwOtKgBD7XtHAqA7nJcKfZTSanpnnctAY6gvMFUxY4s-1739199011-1.2.1.1-gup4WnZ2theUmkBHQJEc8LtbC6fQ8PKC_ZLMP4SxzagCUjUDCWCF.cwE2DFxB3cO',cUPMDTk: "\/post\/8367512940?__cf_chl_tk=ugjqRAHeH9kKYuPmWm.C2BbKqna0iZWHSsbXSNsyR44-1739199011-1.0.1.1-S3ZOzyMdcRtkeoav6Os.8sqjfOIXh.azj_OW4gO7RfA",cFPWv: 'g',cITimeS: '1739199011',cTTimeMs: '1000',cMTimeMs: '390000',cTplC: 0,cTplV: 5,cTplB: 'cf',cK: "",fa: "\/post\/8367512940?__cf_chl_f_tk=ugjqRAHeH9kKYuPmWm.C2BbKqna0iZWHSsbXSNsyR44-1739199011-1.0.1.1-S3ZOzyMdcRtkeoav6Os.8sqjfOIXh.azj_OW4gO7RfA",md: "n7X2g9mWOn3Yu1wMXW6mY4NP85enIsZXJg2GGg.v24o-1739199011-1.2.1.1-_bn6iAIfYPp2m9.xgB1MDD0kQuL4aUQPr67ojGAiIgyr7YdsPZV97t0ryI8kyfgfi8PyjdlNrCF7jFMQ6iFBV8EPUs_KtaDIe_d1T1b8.CqID.HsWmGiX5ujlOPFX7rgts3Z5jI4sEBJoWo1Tu0e0_th06x8IgRYcmU7bciyWnCkBnQ0iKjl8ElnE2RuJtZi7LtSsAvJXPI3SgqhAx04dRyFTb5c6dzaG_L_mnHYMKbKMJsghBgeNxgcWJcQZePqjCjRyiKfEyqAwpA0exA.7bFJfhoQbXOoFbVNy6xE_vZsfT0DB5ZdIqQO_kgapNz_qL4M8nMl9ibh37DP3y4bxdo8860PG1bVClnPzh4JCnIikzoH0U6mpSZJd6l7ZgYSjtkvO0fYwm21XbtU6cImsztmfb8BS6rD8TD0.ux3rrwVo84bg2M.YI1NF.uzzgXxOnpPowzAt_wiptknRHF.Vz6dIU4OlXLVb.Nle9M0xTbfnA48.wH_WzXhdz58pHHHRlLw5c1bKeHOOn941aZ3wsHvyacToU4VNj18GTilSfQjdusDaUxmNTPV1LbTBPoEHOZwe3m771r9Bswp6t0WH8cYieDtNR3YThggMruY0.tU.u6HcLc03PWkpAROAm7IamwzcFYFNcX6Rx_ZYZMKWKBp4lqUVIBHKOy8s6DLnJBS.j4lQRrQXfyEDA6fsedRs8QGXAD65YJwgUzXWl_YjPxzS6b_Ufbu02.xV37fjEAs.eJc1k7WABmUuCpaHG0eikbvmjpzyxCLJCy.HUHoYGLDvt5iIXOnrOcB4Iu2QiHUYrHRS303clXcbd88sN7ZL25nK4EpByZ_WLWRbEw_ULGAKtp9B2bsJuHEg8XxboNCAacKPpQGhboGEIyBLyPWse.PHf.xDPqOqVE3T6ZJqmuq.kpz1hmikBFpuJb660qDTbrPJ_Ml35v8KPf1Oa6gdpavSH6vJXzn.5_G1U1dPA18AkiBr5LCLOOyF4V8PztyYqiVpnMLX7PseWcLL9mtzPeMepG_0A2ZqaTSyR00jogCQ7uwk2uztDyHIJEuEDc4O2bPjUDS1.2akKJGYwek4H4PAZlltxHrLpLpHLxzLJRDUtG5idyMwikwY6Rd4ArrPYEA_f66ZHIFiXtMPR6nurxaa6Bau1G7yGmh_XhMVJUNgEu9CnJLm8qaVl0SSh9FoQSMttyQyy1ZuFMGelityxZZ9yAGaLASzJ8G6aC_xGQ5ItQBrggfUnN98ydU7asBdnF9ArRr7_aq_3iS6fPIsx5DlyXotefjL4..nVmAqzuQU_buhzId3kEBBDszJuG0mg94vPUBwGKeY1Q9GFtbPis4nYGpTwnKyF0aLALGnb9HzYtr0Dgo0O1.tX32XDGhMvLbzB5Jqw_aiOpTCy9hh.I_D9.XeaGz3HCrFjDoFLGshnc3VSj._m3x8HoVWqXuHkpdyGzp617qqCLOCb4H9Xpseojl34Wp5foIJ5H9XHg20mKakOF1tdDLs69ACP1P_2YoouKAQf_Lt9d95LiVUL4OxqD8SZalr_y09OrJ1el.wLPtS9FC5vK0s8fX75FEA4kLVSQ7QCIyjBjADQ2qE_uYWpkIv6d0sIs_CJuIkye80udrZ6YvNn8nnhe_1_K37w7UXSunxQ92F5VoZbjx3diJJd1NodKWnz6drcMUIJEalcufRyI8t7CJpor8aFhWjAKeuLAxPC1i5ymcDjNIQU0h_OOSR6EHcwN4UquOfedzXHy64y1PpPGiG.PWo2DHNLZFEq6WUThXsdUFrOX5Ffm.G.dTEr3_GD7JIwKytB9Pc9xZqA3SEf0BksNlKRi5GybYadh8DhUAC4rf_tnUw0STbh9z8i7oXL76QbkduPELEuYcqiaor5wed2OnwiyORR72wmFZcOz6UvsA._kysiNj1m1b6dJn028gBT49obZouCzxEyWcN9w079FdA1BRbe3XP_4N4Z5IYCw7nTpPGmLyXJPYLQs.oZb.dYoDNXbCGOHqDiMwFjOMeMlrw.rV1PuOxAMv0DuXqxWFbo.SbklvE8Dljc6cFMYtrbDqkBfKV1KUEvQqg_Q2WVThhZUECGyZvxLtHnJTOslSUfX_q0hJHANRSiamM8K8PWJzKz42ieTzN1txp4ZG3tuLIjopL7CZv0nFMy_CM7YSLmhoK2Q6kTIotNAGNORRbpKAjcF38KFdf9wDGA2yOuxXIq2awbMPWF5eTJ8ochesdr1u",mdrd: "t9Avrkc7UtMP8eXiNqka1qt_.6mbXu5z_ke6r8rzr_4-1739199011-1.2.1.1-ICYTrBvbjLJVifZxD6aaDKRscutJrCOMq9A20c3.vbUqyAf.RPf4db6lIONMW5mwh2VLdH3lxF.ZdEIVpdQnxmFPDN4RlTGOqehCZUo4sJ.ChNwqbtQmjGT.w4r9pZE7QDubPHvAO13dz1IP28F9HSuyo.GWGoig7alXlCsrCooBhrFo1Gu2vElYEWTeTadSwwt5TGqy1sH4.LiKeIcpw2dDNykFeySjPOpKfBs8JBabflBawCrtKUfvEUobdu7BCdV2c917uOgS4frC.oWpJpDWfeYsAxnTADKLTEaGXRPATciye5kgHMHjATQ4srucA6LOWuI_WugI1tlK5PBAjfqaHnEj_Ldr7hs7hSkqxnp3kJYoYh3FLF15QJcChr42QIH9tOYAgrgXFBPBTiHuUqcHSKv2kBstj5rG2exy.mCU8nlHuVwhs.30a0ILl6kxXhffDRwxu31qIExy2k9eC69oxKwWZ6vpsLUTDzNY9vibda_f.B_3baN4uy2_GF4QtLiYINZ93Y5VWP7zT9L2uT.OHBag7Pv6iwlrWjbh9VIhi_1FaWP7V7NUJkmSZv2VZBo_uTlnuzh8ivv4t4kL8mOJJccOrtLvmD_4TgzyZ4eYcjz.tjBMEAwGpQ24cknkahNAZSrcBLeNLo24Waghl76sQC67MUXD066igC0yWKo3zdnt_K26plRUkhxHH7H1qwGb3Gxe6A6NSydwDfVjxUZJwq.KwyQ6T45osoLDIB2OX3_U4E5N_Gk0o7ziOwjE90j6oD4qlyEqZdWHBYmOncymM77Tt979ZeCtbxTQKqCmmNwYiOPGMF5f8rIsmgcQtPLmMAdV.soGRP9ZATknl8aNJcCV2qHGZMbUplEoPXrctACDCP2qR6zkygDrFuaZ6VWQSpCk7TKBL_yC6XwHvr6RU3EXm1I2FJbr27GsxSiK_HdML10OzoDIH9WDeiGrqpUJ.RoUEeSiC1F2N7XVXVSFjIxo2xxtVCFpuAGpj9_7iJ3SZT0Lv4MW0dJiZEq1hqlujr3mm__WKcvOG0cs4wyDNrQrwFxMCTG_t__AwdyIciiTengUCrrOrnS91HwKAg.UTLRrJAUZPY2J6Ug9a7EAlzI9n7AatoV8NPc4ZlAVjq5HWYnDPKKUVbaDtruF7..UYMDM1_7T_8EhOqQTWpao9pA3nRpwRSHW41Xn5V0jtc9KDLPqQI3dLzIgy6iqX0U15_21PVCS2oTsr8LypnMPbNJQEjVthtbrl6Nx2e67DgusTXmftCH.SHQtdGzzHlcEuvvMPYbyvepAQyH0mlq_ZPcIErKLuwkehsW3KG8V..yPxiasYcicQFVQ1SfGObuLZCx_TnQzvts1fEVttCDgjv3g2mogDXApPxwoh0iXcUKBjYTkbPkPj3Ek.J.304PKgoJ5rvJVuPJMDduLQmPDoMUPPfLH_mo44Ii1iQUpv2cixgMncGREktLbh.zReU7dM0AMfoixyPFWseYg06eOBmjOVvTYG_DaACn7FshaFGCk25kVnJc0P84PVMUXosccSvyep23JUJw4r.qsoH66LHx9y1W2G4FKHkCilDCXVs8BDXzoM_gaEsc1matYBpnvU.zMQrhZWmQc4ywbG4iKQ9ByK1RVlzTmo.XT01XRnxvbW2lyi5sAUg1dXKyQjXIayI7LAjrtID7YkDFtc7DeRi9XJSThSf_I1kFLHV6GRf_RjvaOLO689B8yUGV29X_KBo4cZJjCb_kodVd6apDfeDIdHtPjPFlEbGH9c0ce99710aqQgB.fFi8w8oRgbKIfS4q4onfa76RE1XKt_A"};var cpo = document.createElement('script');cpo.src = '/cdn-cgi/challenge-platform/h/g/orchestrate/chl_page/v1?ray=90fce8fc29c28797';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\/8367512940?__cf_chl_rt_tk=ugjqRAHeH9kKYuPmWm.C2BbKqna0iZWHSsbXSNsyR44-1739199011-1.0.1.1-S3ZOzyMdcRtkeoav6Os.8sqjfOIXh.azj_OW4gO7RfA" + 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