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-563777603434.mit-edu.top/post/3274150986

  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="360"></head><body><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-563777603434.mit-edu.top",cType: 'managed',cRay: '94ad9cb27cdb3926',cH: 'wOZHWT0111F5dOKFBHDy5sCEWoYiPjBSRE6W7L_D7Fo-1749104929-1.2.1.1-KMCSB8SAuVIWjPmp0ATMoUapydbXs89mEriBNTmrG322CUN4CcL4LWc1QPsqaNiF',cUPMDTk: "\/post\/3274150986?__cf_chl_tk=YZqfJFxktOVGNMJGpemDFhf63_zegxeqsp2Vf21Mv6U-1749104929-1.0.1.1-EQqIozwKQy5xQbzphgx74bHwW81YwLTNXNvPY9N74s0",cFPWv: 'b',cITimeS: '1749104929',cTplC: 0,cTplV: 5,cTplB: 'cf',fa: "\/post\/3274150986?__cf_chl_f_tk=YZqfJFxktOVGNMJGpemDFhf63_zegxeqsp2Vf21Mv6U-1749104929-1.0.1.1-EQqIozwKQy5xQbzphgx74bHwW81YwLTNXNvPY9N74s0",md: "ZKI8irpKq7Y44sGHcWxviM6wopybRSn91T_7PDm0yjY-1749104929-1.2.1.1-CszTd8rGtn2dhCXWTGDo7K.98kNjoT1ktSXGqlkUXYCErsnZBpbsxabIcpDtIGSLIEutsfLUEpksw3dKon9XR6aL0YDVKKb0s.FgEx8YpgKuM9pbnumZrj44AyFm3I1mLXayq.mABQhvZt.ia_oMDpfIpIziScmovZAqKHnoaJh5nf73dxZBNiDAd3wXSGkZc02qq1Mifh8Z1HrkaWKVk5GXVLhdD83JQTw01f4jw207ihf8h4rG5XKFWRYN49791fSHY.nvjOilPziv.kX70L6Txr32J0C91Womd6e_x5xoVC4A62J8bSOk82Hpjy3OhW5q.cCrmGqf7dgsAvzbPmE37MUmsEAXfatJxxaY4ZO5FPXV0zK7Ixc2HhTRj0U_DVXxvnLwv2xrsxbKUb2U0bwkD_xLUdPmP8nm_quaov5FkQzUjQIAx606q3AMc8UYGWN5yEnax3QtSOQcnPnxDwVzh.DzvOGQ1JBx1QnS8YzP87m.Zv8F4AmmZ9fR5d8jVA_ah5zOYdWqezVuWqu12Ar7ad75gGYTV_mchQ.cLUwOGRq26eI38BGopyRUmA.ooZURIQT4DnIuWEAFVM8jQzgiRuTyxqCDgY9PsEehQePmkpx8FoDFQ0rpdK1Z.1KHRH2hL9Qul_dEkCHtpBOS6w90VVA2ovH_ZTIoFUSBxzfSW7QVNu9wWZ6TXAHmHGo3YSE5E7Aw.6xuWkln1rnVIuKvKyatk_koVFGMg2eOYcFp9HoxspCmds124fuOSywVW0IvcaAuj02_WIHvYkgXmmvOKAi5YW2qoLkM0VVuSOeLwupPBEISMH8485pYEjJ4.Fsn_VU0O705rPsGC7bRwA",mdrd: "RR1KF05SHzzuV3.DJ8AF6eBV5HRUB4Z.9Fon1.fcr6M-1749104929-1.2.1.1-vLB6nT2vDkWVpFtq8Wotz.ekXCdV4NfjFLcK1Emz5WLs5l1oh5OVkZklm1JC5vmDAe9xVVL8KgGc20.dCIAKbdclx_EPA_Si9JEhXStC2IkRm8aheAiH9ZhnORegCFnibzPwwsESdLU09H80EUEnWSunpv4PkBJ4pk8m.toDKVEAVgAC14zyiSHTIAtIUu6r7uwcwiXSIkvOaD2xqcvFm323sCUzC2pzlpgcSUEKwj5H1bJ7RizeZoLDHkzCpWIURJKVSHkSZTRgv994t6l1KpT7jCnSDHiWO9pBzbH5ER_nE8GpG81GcyiHpk670tzVYvEd0a33HuOAK2T4JlCFnBDsf9qcsJ7whn8S27rWiKDA_VXbBAJF4fbhiyj2flXt__i7O85PnuvLW0vQrFrCt7ow2_CuUAVwaNo6kQz8tYIlaTYHmrGaCB4xSfi16dGjmwdF0FMM7iXcyvhrUsykquutW.6GOEupY8pPoWf_XiCxAIt8_ODeG8qYmgBp3eWdic5S._wHyZF0tK.BDcWUFwD9UIVs5_fErMgcJHcEIqOoZKy5ggjOXWuRVOqEj7v5xdEmPUEcR9oM0V5cgM6TW9Sn1UwTgEYsY5EWjP5AVAsr_yCZyoTe9HPm27sbDtZr1TBO1Vim5nwwP3NaWFnI7o1bns94ecE03NottOY.XZ7LbwUE6_XQ.bF1T6LeCleTQIH7OL3LmbUEJkA7ySVpGehXPnH27j5nqwQ8ls6hk2u_DT2mvsJI27YqtF2h9KzRxEjmgV8RQ7H47P_KeveRGk8giXd.7Is2baKH7VSP_y0xAtoj4gZiOBnDiGujXVdlsZrJfmQn7i4a1OIAb2LV0ZaF2YxeD50NyWOGAfy2l18QhdDkI4nxjJD.B5S5M99jrykLgn2nnNdltEHJGb0glNt7NAJzURIZxodilgG7rnqT.BQuPicl4N5LvL57yfZc7j1Vgf29ZXjAaLa7MtVhiDUrU5PvEbHVSnumJHn0kGNzIdPNqP1ukng_IoP50mZfhX4x5872A5l9OhVnzJhCHRoVLjFJZHO2tUSFuqPHIaMP5jl3jZZNFyYIv41PcuiFz.qoqRpqKOyhJs80yJM3lE_QNW9NRP68lGZNBawXqQd1oROhzfszV.4xgJff3E68iH5p6wrgnabBdEWmj.gbvQyW7gaX3HJzf05.xyQtreTg0JCbP_QtfeiebsqIiLwz1W87kJfbnPJRa2gufDKHK5d45Vc7NGqE9g_JwZUQPeHctjiJHRgqACdtizLZk5Nd7osxTQEfVFnDvBgc44._cr5yyB9wv5FeI96AYcUPwx3d.tz2Fa4JENX.1jzYAnTeN1fHamMg9PUvh6myFm7oiQ2vwM2V3K5TrShnBvEuiPOzQGCbyRZfp0Yjpc2VGkJDX3SbosDyh5m44zs2dHnIX.2KMybtvgRIjyuPLv580XE7dh9MvMtTVhNYBfmE8AjLmLGCDm_sogPjBuMEA5HI9265c4cPw1ndY36pclqj48Corvr1ChDVX17muLAvqrk0o4bgKxeP9BxCjpRB6zy9x9lnYovP8n6BAqu1cAxXS6522QRg9GT.1r6V8PsuxlYJ9aPs6uT1ZJ_7NhdC5tda3HnI1EqJuEQTM.X2AE.mdGyweeepdIDVVHijPoXHaUwliO8ztdmcuXPahkbo96DowU.z8fxfjEBLuNiIodDoqwprItRlztMT621k8np4rVvZkUeHqcQjJQi8OIw.DjOR3EhKAWuyS1fQEqlKqtuh5x1w4Aw2W85A9coartODER19zW51kC22Ekq5hx.2HiV1prVZxMsiB1YmK.kLU_2XpvceEsqG21xdf5G.fAQxDlbmnLOOYtkS4IaFG.n2GeO1TxCi2ociufiaNAiHavpaYBY"};var cpo = document.createElement('script');cpo.src = '/cdn-cgi/challenge-platform/h/b/orchestrate/chl_page/v1?ray=94ad9cb27cdb3926';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\/3274150986?__cf_chl_rt_tk=YZqfJFxktOVGNMJGpemDFhf63_zegxeqsp2Vf21Mv6U-1749104929-1.0.1.1-EQqIozwKQy5xQbzphgx74bHwW81YwLTNXNvPY9N74s0" + 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