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-052647166273.mit-edu.top/post/3981204765

  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-052647166273.mit-edu.top",cType: 'managed',cRay: '90fad7eda9e305cd',cH: 'CHUmekkxBzE3_J_FgEWlTuNK3YsTbXNEcFMQ5KapW04-1739177341-1.2.1.1-zFG_3dqSueGUmprE9cqaioNo0FCgzp8GOSBS3.MTWdQf8rHAllH5PCKR5DSOtB2o',cUPMDTk: "\/post\/3981204765?__cf_chl_tk=yp5DrSzFpw42KT3Kv76qIDHem2w8LYNGTK9lh78wZWE-1739177341-1.0.1.1-n0Tjm73E2PqRCnSnkEwzTlZmSGKpdAoiM_3HFtbDflU",cFPWv: 'g',cITimeS: '1739177341',cTTimeMs: '1000',cMTimeMs: '390000',cTplC: 0,cTplV: 5,cTplB: 'cf',cK: "",fa: "\/post\/3981204765?__cf_chl_f_tk=yp5DrSzFpw42KT3Kv76qIDHem2w8LYNGTK9lh78wZWE-1739177341-1.0.1.1-n0Tjm73E2PqRCnSnkEwzTlZmSGKpdAoiM_3HFtbDflU",md: "JEP_RHxx7wNFxQXRDdriOhG9LSbgEHIyIFt5U4TNnis-1739177341-1.2.1.1-dW6MUwFQsSbvWlTavA3vIyfx4kbLKld5IfDXzR2pCBOFgwbVgu2ANg2WXZDYnnfTxOSwAtnSnGoZKtHrXKx1jA.o_umcisVhrYrd9E839P1qpXS1cbpWsE4yssUP6wkZQruwu7aal5uFp_4U1VsBsbRDGB_IcbTwgtxCu3A0OJ7sbmCP0hPYLbS4faLMhoNEmT0UxrOwrdgzp63RKkeetluAl8q0L0hziByBEdVdysM.0JDHdnpJyuZn9tjpqgquwzw_hZyJ8k5Me11QiBp61ch867RZW_70NxF3CvkyOK7o5Z7myycZZQgPnQiDFCOxCLuY7zr3k4ds10S0Ay8GF5zfJdKVtyr1N_UIpsPshuhlcEDP2rgFj7gbEN4VP156..SouE13l4gjfKXb..XhmkhX8LLC50aZM6kXqQ4KHvcFvhGLJtVMTV42L_VOwTZyFwTd_DGNfmv0wOvHfcF79Jd0p4GO1fDtTrqaBC8k15vt6I3VX25P1mMeTiH3FQ8_sBGVSD2XYcKGtRLcAgVnPZFi1J8Ovh5TF_PqwlUSA4A54VmpTwNDjuv.mhIfesUZJRe7EJ916ylov0hlkSw05xTN.HMIepUbYDqJc_epb4Qs7uF0FrZjHNL8mdBLY4ze5IjN04ei57UvheJLAeXVabT.1dCntiutv55JtKUIl_ZqaasV4RPQE3B7XDTPW94s_x7tyEmdyiRK3VxbAOWakcsj25xJaOzWIm_tcfTTcakf8qGKqroNVHgnZhHhXpZNmFcjwFLhFbpNHsf5VqpbEEDBTBp.0iEx7zgZGBu5jQVnGeIZSFt.rztA6YsQbw3zAYegoFpS0dEkv1ydQmo1xOaq7S85luIQO4JTF8MDkLIKdFS7dAyrElBZkqP7FnaTQRwrRIBWY8musVhvXLsukkjAEUMciquPzIoJe7nGdqODxr4bar52xgWMLFMH3aEkyDS3yFg0hwmh8i96bDl0Pj_6__7.8ZM92lYlSodrYwqI.QjEZ_Q5UNLqyjqC7EgYSQQDTcoHZR19do8znIoKrWVFLMfV9K2mo5byZtVEpPu1qW3MUQYEyT6wTehrTiKeSTr2IFhOc.YnNCdlsuirCRWSZoeCnCwkdQzG5OXOT_UPHfnu816paqWo_rtyzsc5egjAWz2Fka7FCyMfNmfCgftnkGa_EQkvA99S0cmDPuYS1G1pwCUYP0b1sl0DP25mEB4HmjvUn6jVmZ6Gwv1C1WACgk6pjYbK3_Mac.2TR_2yvbd5QtqS3qI2Siob.nCDy.3PtkTau7H7COWOoGSwgSk3LRlZfaxYSdCXDn3qQm8l5vxgFpfHd45k3ybHWNOJsW9lVY4W6EBdIrtAswpKXnUxTGKw0WpS71VGreLhqMuwdnCVarwXSGAz2EwMW5pLOwRFXwpsWwwF8rEQLWXTPGE26DzuTY1mqEWjEuJi4zz8qI7qG3fteQ9RGSvdKgm2BAKAbHYwoDSN9lrPPVoaLfUrQf.IonA7WdGpnI9NPIlRXypAj7dWpcafBwitAxd5q2_tKkn338Ik9Od.Cp2wIhlSu4oXZg7GT0GqMNpQ2edyj5BaKOBlLkeohIh96AiHcovm_ozjq44uvcqGUhXvwBe3P9Pano1mXt5Aio63wXXbynIBtosploaQk0SOpYBoRnujqQh40qvRiiUCNcIcPznJmq44FtwA200ql5oD4afnTCJD5sTeYwuyc2nQd8.ufkQUelORZo4PcqaUtBiSulcQVz0WPf3RCUWrgLo58QQDVMlfnD_9r1pn1B8m54e6yQYlFuW0N5StaUt1vEE4Uo7pPtD3OcsM.XQfPqRx4dmt9ogvH_BapCYK9yQ_r83_BNCQlVvZSh.ONq42wXCVcBlYm40GlDS_o0WsVmIHMqA9GloEqN5a7tlpCzNXPi5vdxH6Qcn.Ynczq6Rgpfh.AS_55oRC675jzD6Bf0D9gCj4ZwgP_tK0y0VZSj5mjS.WxvNYnafEsFjvsdgpahDwy9kzgHqROuMDM2IB8SwfUHjCT3S2Hc4fKPEX2NlAizgkpUb7HOhWYawp5tDzdK1d26osNy57tfMcUUm4FeFeae2Eup6GSwGdqQY8ft8cs.SHtPWrlhKBX2HIRvo8hc3fN6ptdDH822lVEzmd6omLxVi4XlOOD9HiCJC0el4gaRo1BZCNGDOES1KDlBXgMaqPm28mDZ_MD0fJn8jpJnFUGQ3DmhSh5SclQxHmBeYnsw1C",mdrd: "HaAnjzs0qjLlDM7.UqVV_fpg0c2liPr6NDSFsAoR0wo-1739177341-1.2.1.1-NkD0959Ofm76uq.t.dd8tyIW.XdmMtV9r_mmnMhi8IAGDIJUzX2lmso9ZADnO1GtMV_cGqz1UScUanFG6gIsp01Tw8z2421iAEmzyUSb7d_aDsoxHVvRDvIxp_EuppwGDKdnbIp27uuCiCKtbHSy06ao97HRwQ_foDMdhQ_UP4n0u46HSBKT5Xeuyk_Ew2N6_xYS3LaNrUBR6MymbHxs1uCMn_nquXLSyY0U7NQRKyBdIXUgK5sLVLBVNxFeKlmcoVK7dCGIay7svyxqmpfJPQ_gFqtpcCCATrFV_TTwt.8LmA2eFwpdOd8NT19zQoyFwNo_JmVzPdozqmR1c47gsr2YV1u_zXdKd6BQmFVwnfNmR4xS0gC68yew6qeFhvz8WY_.gYPV2HJhuBTWBDAr87SQv.yvQXKHqTNapEoAAEiVyaNcg5bhd_4eSQMhcaETr00PVuv36nv0CbJkxzA5A0ZWDOG69LbcosFukheiXBTo4PJ4AZPv3OCXT.xLVgLMWgCUXrzVAW0qnhH5eKUnVwHVEOGHZpMN5HCG_uu2uz1iXLzEMu.a3hQypY7.H898.KBqv31ybAI.Zoqjdp_9i1H9J67aCzw975s2mUB4gOkOAm6HdNVtztqxtHOIGO4mriwYBW3eXnQbiQ4euvusYPR9Hqn913RFY8SZfKR5vQ5jzLbvkPqjUOtu07T0SEV3HWFrLEBpiVtzgP_qQDOGVFj.zlWWIhOM_mJOKXZA54OkeJG1zlff980KgGGmcnZpYE_mFhF8IEsOP.dhS5Fdvo2bNa0HA0mlhh1Pa88nAHKl1iqrT16f8o5xd6D2Na2smzOKU4sIDBAUwqZdy.Y30PTzF8MNGU5mBJqyeON8HZjx.6DvV4dqixp_Ay6O4vuR8Nott6FN39dHjQCYZ3dn7ZF52pKwF4AeFMCaFh1fo81VQgZ6cXGPeGMlinH3FvFti9xnpsO7WLSpuedPccj1qMelJ71kCRvsmEgrB8PoKwJlIwawGQi0qLkOwijGyO0aFCFR2wasjzhhL5BKBaS7XHZn7t1MkCktZec2SDxuO1Rpyb_EoCyoFyVCrkpynk8kqJNvbL11EfjWPK3Wjv.qW_NUK0.m3lqJPn2CkOUKlhPXXRUFLvhlLA9zWyMDWdB4NkRNtnycaXDR2Q5zmruL2fciKeBPuppnWYeQVVaNbXRROa2DQn2ytnqr63fFZ2i_xsXI4Bxi_ikO5OCUZg8THsiVxJfp4Le5BuU3vLOFoCca11MCQmwfJHsd_q5F5x.h0M272uHW4tJMyuz.y9b2idEUZdYQHnseKIrb62hUTnp28HmgZ86Skr.OGbiMrGbVUHFhsBMo965JzX8EPGly_HdSUCyAmuDqc1pcQdiAa.vmd3MsimZsEQuJtZvfKWO_nswdjyklFc3V1ydK.lJ4X3L7H5E9qC_gGnVxzMXJsBBo8u3xQ3JB58lavVSc8E7rt2MlrgkKdSzTW6wh6ZOXFtJvp_e8tJ5bulCX0XKMl6dLCcOyABf.gzHE6L0AAQM6QWm61Wdt2bktlm23scyJ1wOI_Y4TLJVU1Ov.GWVcUrn1PXp9AowLRZWtnF0k9ASYMNUcSdeWaus8IjzSiGsJL8wDyAqNnwVc.uk6NRR5JWXuzzlRGsS9p_GtIr_pUUi6sxQjhmWgTpInwmwasimIVREr.A1icqprD2Fr6goQgjgdt0gvIls41PSsdV.TrJ092szYxGLQZxXBKzVdzfzQsjHoNQIzzAwQimzNJOeetH74q3arCxIAyVE.ttJpj4Vcu7UJd8DSJM1dIxRgIOQMAFY6VrOiZJ_9iletgMyUtr4"};var cpo = document.createElement('script');cpo.src = '/cdn-cgi/challenge-platform/h/g/orchestrate/chl_page/v1?ray=90fad7eda9e305cd';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\/3981204765?__cf_chl_rt_tk=yp5DrSzFpw42KT3Kv76qIDHem2w8LYNGTK9lh78wZWE-1739177341-1.0.1.1-n0Tjm73E2PqRCnSnkEwzTlZmSGKpdAoiM_3HFtbDflU" + 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