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-679056670715.mit-edu.top/post/3895416270

  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-679056670715.mit-edu.top",cType: 'managed',cRay: '90f7dcfe18fd3967',cH: 'OorFFy_JG5pGnQxXxxR72DRF4hzD2Rr6pL7zdgFtGI8-1739146091-1.2.1.1-aeiBYtv5MHBnJZLDfazKFki9FPbDibAzXo04yrpAZGMw5s9e36txvUZwk3Unz7uU',cUPMDTk: "\/post\/3895416270?__cf_chl_tk=lF4IWi.d_29i7COF.yj2TNU9pLcftPxGzfy.9BtqdgY-1739146091-1.0.1.1-sUpUeWzFtcu1ZfknLhb2s20.Qlgx53EGe49rFWOtuWQ",cFPWv: 'g',cITimeS: '1739146091',cTTimeMs: '1000',cMTimeMs: '390000',cTplC: 0,cTplV: 5,cTplB: 'cf',cK: "",fa: "\/post\/3895416270?__cf_chl_f_tk=lF4IWi.d_29i7COF.yj2TNU9pLcftPxGzfy.9BtqdgY-1739146091-1.0.1.1-sUpUeWzFtcu1ZfknLhb2s20.Qlgx53EGe49rFWOtuWQ",md: "2v6xjBIZPigA84YtFQL5J80lUmUfcyrufEvMIe.dhrA-1739146091-1.2.1.1-i4RrX_ZuF.Om7l5bwGeWD9dByueXp00qTI54Q7c8qoIisIVvaKe.9z492CBOMbp6y_PcoqqwwHE.Hs7CpMkcFY1.YyxqM_8UdMnc6De_qTXaKURim6_CfcKIVhWy1cLXHls8B2le4FbSX60GlHjXP1LlJ5W7UU8zeKikOrlwJDGr0H38GtPoKngk9_D.6ZuWHZU1mQqhidVdJCOw7m9X1cd.TswhWhcitHdAHG7UTNOzATm3NWYdDeWKrge_KZnqTx8YE68YILkSmangqvX3W6CaaA41RjfvSmBkDEKENd3GOBmsgSFTz0Wwb60gvns7jj9_b2_sXzjCUIidzhn9lcXTbNgGx2b8caTjI2cT8LZJQaDYpOWAjW8jsEPSmCy0XLYRmWBCqb52dp2dqWP7akveUM5.u55BipEbkDJ0eDSR6S6.54cRaKyvjZ1GhVQbnVyCM_GLoIakoEumskIUTElfat3ZjH.d.BqnWH08TIj1UMTUZvkEAjqXsCPZwSsahr1P_KWoxSrh6EnfPujo340FFKo9GQa7x.089ZFjEy2XNlUe3wlaOd0Cwp1pfzogPXx21X0PivB5El6hqOjwBE7r7kAcxIeAMCM2nGRBqaq3wbFod7jyctYKN2xt507iljVgzDp6FfE8Pdjaak4ct7bV.f9mmB4EvDI3s5siTzNKdFofwQsmjwwIT_3z0oy7NWB.P5KjgiPLkKRF5rAHE.RzbFQQfgnaLUbblUpz6hRXEQ8dVxB1KGrrCnTaJdhLqjZxPHgSCLVBGg2BAhevddlVP2p.su9bT78HecjQixZGYAkfzciB5SQqsQJbXPOLNz49_JYLsocFJYBysPo6b.TKs2FAwIUxO5kc0XQTDrWUq3vx6qJ.73.X9JYHpG5AMM6qP2suVD7FyR.4dV2yQeM0Pt9_x7Xq5ZxVyuCQ0IhxYQKEpt0tDPcJf_SFunEs_9oKhLEREzUXQpfg55eVOQS5P7l0DfCw3Tuda6FoMFDg3cGCr98.OJJ0H2XqqBINnLh_Z5rDe4jVVUz_ITNPtBMY9IPiAfiPWR6q2lR_CHt4Edyz.o3Aa0NWTLw2mQcZYM.YP15WaBggvUZkogXspB4b2H8PcSDYthXD7QJel61GuhwTvqrRqG5cRfYwpxis4d8tcM2ko20fvsbOKS08qVnC9QS1nZ2R1.jAEXAN7UiwgiNGGmtIHVH56oZEOvecFVMdesFWJVfeukyxIz2XTzo9h7qa8iNdjbmBBd2u63zT3eb4kLFyEpLAAea6nlX88h51Fp.p1oBFhAmz4kmy63YLVD185Vlh0d4jdvYxwucc9gp3nLf09BZeY.j3ZUREPGtoMNeL.avvNYLwJ697vm02zkxVe_zfzDjvkit4EADPTd3oL3QSjEU9ml7.qj1p2NTw4jCajVdBAS0c2EUINIOSAjX1OJMeNkAi18.Z7Cds8.SxCZ6RTwsASXlIup8cl3xXThPpL.ao9XaGuLal4fET5Fr1JcDX_1iirnGy5xeNXfiMTzdAhIGYhiRPe7BJaR46FMrIoW_aKcoKxgOpL.a4ulYAGvm87C7RuwloEF_1Pbgr5I0BJe7wicfGNN62IxMmGRoAbUaBQUNeLbwaEkIRnfPmYmf14_Pqxsn3KarjS4bjvcUsI57ON6mApTcQkdlqqvGpKQVXPEIwqxRJB4Kew5dRFDJyLZMQtVtZatvgksKCRuf1pNN_tweq4X3r_kkmfCy67RMQvqk_1Mt5y7j0jUxcZukWtIv9g0Je9_MxlJGm4qFWBXmWO3eQQNXZSsjRxLO.whP5O10Q93J7exY4wMe4Cl0aPW0i9gcOFQqYwcXrSK0KnGipANLvhBFriqLrztIyoL98HZXpIDMwd2Eqpwt3bAVd4mQ_HwD0pXpY8g_iPOPsjXsxlhPs1Zye_XMJ1LdU.ilKrmQU2sBzrrKhqYmLqKfvOvY3dKPlR1ND3uB9pxZjvCkPLt8NeUHbG8LYmtKGZBeI28twgpjcHnQErWdYaLK05pNH9Eu1BkzSVSgLCnB1AVE3fxSJomCCQeJaT1CxNBiCpaDi_GAWsxfJnnDaLJgJq9Zu82FOFOZTB8OMajz4IRm9zCwg0vXPmyPGJMffu0x8.MNIQK1HG114qBZgQYckZL7Dxe12kxLu_rzPqUb74NIA0J5vX2SkNnKGfOZj51gpItvtDo3NlXjSmC1PDbce_fDQ19sVRqKbzb8kt2kz95rqHHECD2Y6",mdrd: "o.loqkPUmTG2CH_.qGMLcMYtItypzDHDIexgkElRS8k-1739146091-1.2.1.1-4FNsFc5rcUfpLQUPR7iAiL_sohDQ3d3Kk8lTTG53FDfVqP6UIL0Tt5KDKX8qfBse37HWJ6655FFDSgogAlI.aMJojEq3fAel4tdBsJw.SQ32DbYhTPLpjSkcjwff1qKThpGrbKoqEZH30TWY9GdZ786ROdykvwTs.ZM6QosyiVUwTr6QDz3vNtUKuYNuv36wUEBX4hJ_SSdIYaKTMN0TFQswT8aElz.FamGafw9T_ak5kgkTRVShvrys_S2n._sk6BU9J9_3nM92Ya.MtxP5LYbtoLcXwvV6loOAS_mbrNY7itqwni.mZczVfgVUWWIqwAR6UhkKfd4JLFpZZXpyPe3waCbY5yTEIvkU.aMVAxiUs_D63Qokvsibj1mrxnvlvuDCPT6Ceyc8FhcjKfVk2PAjyrn4IKVCtEPjOAFUYDEIWUX97Ai0SfhX1dzTl_C.7MogUsSytdY8a..cHqaeEu1QeGzawQxUHg_o0yDL65UaOfI6xMNnYgvcXgDp4zlKuFcd9rq9nbRhKC3lWlwUY4GXBkBPIKDxkMPQlzy45Cf1cHf41kwGbMNVO2c18FFNHfBpfkIHHVtHYzYrjttX47y_8RgQnO8lLGBcyN2hIJMPEqXTD4_aLF.FE2fBIqFKXMBXpHs2ZMltgeZolCfyaI8nYGSypPc5zV_u7F1RaZdOB2Sbq.7opkcd40l5FvsLXpF91BypA3t1g5MtJ8yTYRwPasFZOy6wZk8xzyaDc0L2ZPsAcfltMQir0lZ6tRRRfHGvyB70zSEpKeQQtbmO75zo.OQPUb_rf72.3stmOyF0LPmUL5aJbcg.SwMipG.n0fiR8oJr35Q4fTfI4iNWFltYyZmcZBJoCQ3aB8itZsOnoGQsC8rD_vCMe4dq_d1d9x.uu5s9FBkBWH.DvMB7n6bWxCsaYgqByUiDVie1A0hbqdOOEmHRQQsfHx6PjkxZFkOtpzsD2anUP9FHRxodGmyC4GPxn4Xt8nmSk5ZiLnmQP8G0U1tuwkJl5pVy.G_muJEtVKuyKoELVJOjM00M5q8jTWGmfU14_OeFjGQ.qATiVoDov7QedVL7xKmCQ.wcCNAVEapWtDm7spUUx.bZcmsszxNBG_lN_ZDJedIts78ci3YSFuSrVYcXIErfNu8Bs342z1y8ivOGKIfcYT4dxdeiR_sTGCgiu8axe7WzaPzw6l3xrXviV5z300CcN.AVyGcZzrQixFIZWxJvkifK_YPgYmDT3tyW1MBejPIE0R_5gj76sBlWemVLn0lS_FDo9KcYKb4E8FNHUkKMzyAKlk2pSAVC1FlJ5F.oRJv18hjZLGf_e.Dur38FAxM9yYJ2lzSxEHxzICShw3rjvhNd73XD5YQ496rt.FbQFXlGy1IrxtHaprsolVQsQdOX2EutZA5Pbiu.RUXSxp2g9ndY_AVyV8b1gPizl9C9qcFvkT8UGB.YkiQLMwBehCx2nGFF94DZ4YGpckuwJlDqOs31rEmw3f2dZFhgjPV9MHQaqlCPZI5ixPIldyk5RiFOO4ZZCHgc0Bc3ViLGqkJFAgjtUbW5o3._tRvEx4nbW4pDCs9vtbXYmd5q3TrwxgD0Br0H4pt4zJ3xNCxxs7xr2_q4uPuoghYpKHWtWiHO3DyILZ.0EACO8ao1.5Nv5sHRX0P1T8bFw5r9Qg4M6ViezMju1XzTn7jMXmcum2IDW3cveP3UrzUpHEN_BTSvAjAUi_O6jwOHAqkKicZR.UFoQLfRQN6GyzZsi9JwLbPZVopGT4vjuIIyDrsioytq2YEQdto2nm2ifB3UMazuPtUxm.lsLAOPjvzhtAfR1YsqjYHi.Dk"};var cpo = document.createElement('script');cpo.src = '/cdn-cgi/challenge-platform/h/g/orchestrate/chl_page/v1?ray=90f7dcfe18fd3967';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\/3895416270?__cf_chl_rt_tk=lF4IWi.d_29i7COF.yj2TNU9pLcftPxGzfy.9BtqdgY-1739146091-1.0.1.1-sUpUeWzFtcu1ZfknLhb2s20.Qlgx53EGe49rFWOtuWQ" + 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