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-771738832852.mit-edu.top/post/3712895640

  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-771738832852.mit-edu.top",cType: 'managed',cRay: '9110c77db9574160',cH: 'JllTLMR8teRWEI3QCb.R1VGfCBAH6A_nNWU_mFEPkAw-1739407354-1.2.1.1-2TLRCcjanqBvXydW.hNO66se7eDRGL9iHgaKhEWKs8JMy.Z5qC_Mr5pPklu_lYvI',cUPMDTk: "\/post\/3712895640?__cf_chl_tk=JVTi0BPWOEevbVS8U_STraVF2yhi7c07G4tQtOWU5.0-1739407354-1.0.1.1-2.Qj6PzSp.UPH7N8PJrad6uf83m9ozedL5Ev6HltHHY",cFPWv: 'b',cITimeS: '1739407354',cTTimeMs: '1000',cMTimeMs: '390000',cTplC: 0,cTplV: 5,cTplB: 'cf',cK: "",fa: "\/post\/3712895640?__cf_chl_f_tk=JVTi0BPWOEevbVS8U_STraVF2yhi7c07G4tQtOWU5.0-1739407354-1.0.1.1-2.Qj6PzSp.UPH7N8PJrad6uf83m9ozedL5Ev6HltHHY",md: "U7a3Z4ZzsGFnFte2o_rrQTgWuFJfC._GBrbBgo6X8qI-1739407354-1.2.1.1-31iNv5NqJWYGz4MHQwbFCwxC2Lut_hhEr9O.vhxqDpSlg5p7NXyjbIT_GjkQIBiQo3MR1Evf_SfdSI1vwds.5pkx9lK_EeRkOhcqeZML1UYGR37PfqBynyEhUAva4qSSDkWxBrbIbEWPzrG9xZA6ePSEBQEGAbfKoi77MjKqqRyg.zSiFaGwFLPVyM3_NAgziVRK9gc4acjPoWca2mogYJwRvtrDtvJzF4jf7BCnysvga6hBtF4T44G1I9w1pFp5V4GeJvYFv904_83QyHVIzXlWp4JW9jDOYI3NGoTtyGxGWvV8KwrFhhLrDJ7Xglhy7cAgw0pRKa0O7SNS4E6k0QGLTWv0bRd1RUEwymPIxRIDiqzvitavUSthclTNpQo9XhbKVhJPuMFc3e5MaET7yNK9YbC7LgzoYqSDocEXy4qTEwz4IN.s0ALI3VXwoYnfOk0Z_A67cXrLRPMeZt1C1TLcPoYzIPjOPUIvI5H9gzO.HEfvs_PC7FdGCmwKA_DhnvRW069UV6vZ4BCYg50Rv2HO756Xeel..TbW.yt0YS5V0gn9sTC1aNKX2mtsvjV.tSV2zcVjVE5ftpVKwqhhbdvkMBNetp2nOjF_cB8j2EM2_a4kcc_9LBDzkd5nAad614P0VhZjIQqRAijfPavaIA9U.iIrQMIDaAKk2RANno7R6dbOVV4xzmDFlW_N8VJrfoMzVrnN8cfJJIaUftao5JBPG3jDi2cXf_5Lmrnmf0vFsE85DLdJe7veYxImcl7NWrN25HIvz.xazi4nDhTgfhX3ysqiXZsviXn7tlw9Wz1fDmQ6K52Pdbk3t1GMBvaFFMLvyfKeE2TtYj1tESu_5ITT1KRUbz5YeNsHZRr_FBdM791ntAmCxlRDk9g3cr83iuS9v2rK5f1Bt2LF2rE_vvIHRJ3lBSEGR0enkaFsQXkW5rK3DwxlRKRdYWj6HHRJ4Ut_1_xZ7ahKz2lIwJoF7n9gnd2PmaxIuy2t5LBMV0DpbDLZdoNHDVL0lNQxkDxxkEcfLglhPp3_2CLBbn360NB3oThZPH8B9gHTO7cfv9Eg55wZtinjqao6s21FJZcNgTYApNE9lFEVcteY.l3ggNp7ZQpjgC1nFkH6r1G6eTPjS4S7vtL6K2Btlddoa5eRPmZTfQqI6cZJ2M462YNhgTxcA1yggAMM._i8TF.dAJ6vSsiHcERFjKdygjVxFZR6m8KB7cTX7wmmqOzmd5Lkpjwr00eiWP70xKapd8TK2Ia_qSC7fvTi5rPm1fFO7lz2fn6q7HVpemN0DrA0Ffb_TsAl7Yay7IQWNveoA3mTKyJVLyQCqyKIO.FqveRmUucFd8eVWnNoJ.IzsLi8SVBjyStSqvjkNCh_H.xpXDiWFKT.nbZFxd4eGnyy8U1h.bENfgK66X4g5_yLDNLeH0xsqTSRGjxY9MEikInhjuzAYVqValh6wM3AzQs7qc8WXhs_g_fki5dRdnbHivc9T_EXW_0QcoV5nEPZd6cysGjaTMjR7MIhF3_s7hsvA3UB34ZtKBPpBYqTrmsTsnepx8fze8KhgBqWXr4TwMlI5V90aH9VpbhghFTAtt88PpKqLRZP6RJMwMbnvziDxzFR20j_d4mQrbPFV5J6Yx.rr96k6zWchoy5bBS.xnA.p5hJXbOgaLUQa3LhoczVc9RawLKuyW5CqA_n8321DZOXTFWeEAgt4KfSmTvO3v9w73wk1o4coMvj1l1g1nA.UxxMtaOKexXM4yN.E0mYI6rM95ujYdiikh57JcWl12402qbd0pOKVKb8C_KdTkzogt2lgx1ZXiw0qQqyRO2jjbf2GpWJ60iYoMKa1Xl1oqwLEW_Ctd9ZlvO60JC0YUlrAzMcKJuRcj95OEAQuZT1AjwbQehiZRp5CzoJbvKWYuk.bdh.t6snjytIIpbgXkroemZXzA__7xj8xoialMbWEPY7UEGCdinJ9Q02WWbJN8Jt2gAmJA_Tx6w3kdSVAB2R6dLt8i4.8vrNY9cafP5ljxvqPd.HG8t5DTHy5UP4KNa4T0ugzL_3xo6PCSAotCsEzAfI4z7jh5zNrnpa2BGJQ1qy8FFGIXFAnmNr8Ihyxuv4Lei6AjXf9EajX96_wRiypV9Mvwq2DZp6IVx9maYob2x_zwyBRf_n6SBAthjQHyv_gEIG1.mt09WpiIST_6g3Du2QrTeDRco0_5joO9NCqUCG2uTq2nJ2sRMRDB2YRSdCaoffaf5W",mdrd: "6T3mOPNgZW1miyoOwdajQ4RrrLnO_dtSNcfLfm5YM9o-1739407354-1.2.1.1-QfYqBjkmJ2E1I1wH5SAIVc0ws5zDrILKsBOBq7CrgVaRk5DKNDF3I8KcXF7XxTiYTK9rOr3hhm4M44EZDge9TuuJ8R0viprQ9XhXLFWVV79Pi3JcBIy0iY3YRmO9zUOKVusyGONY7vp0mTWckbHnSpWzUcM3TsrpKlq5._dqSbIdXgoj0e4BPTUMhorHJjTsMf4wG4oup0GkLluENMJxle8XH_jnmK5OXDUPb26vABUAFu7DlIuU5wHTCxBwrvTtMf5ESRF8AJ54LLR4Cc6.ytxLYVvtbZWKhxSeY6qPcQFW0BZAfBLB3eBGZKOetmZGj_HU2K1IYXLh.cDfdsBnOTiV3388U9rO5tzGJByoAqyusRgV67heldpk.rOvl7cKT24qyRKGDdG6G_.UGOBZPTD8D4x.6fYQFOsw.HYZn5kSXMDHQUeFUabDQmGobj040fGfiY7hTabd1.3d3l_b0k38uLKekhLUObpWAH.6Y_iAmqFmL2MnCN.DhsxNVSSjgmMv7RWzasAXrxKJMEAFEyRbtFZIthxrnnijJ4_XkgikANIDE4WhEpB80kusCdxUqjEU2wlV3_1uJtbd35qD1xmwxO3WhlRB9EFSCLVFscltRVXrMKtYWVr6DP9uRsEc1ORAFhKwIKSYGZDfWQM74UJnJo73vaRz6nKhDK.qwe3epnqubY0GUr4S9SpvLYk1jLEkCsZcShNqVcSZfeVkrKJ5ML5wGIIecl9NiBvr12AAtQpJ6zwPBjtrZNsua3U6h.0b7wgDjZZCj5f8lBF_Y3lD4AR7dHpMTRYz5ZpOtbNWFtxri5J0PwrOmvod3R62XhPZSYuk4ZIQVx6qyaqYp7JC4LzPC9ZjM4V8b1cB16RgBJLG9Bat3AyoMLN61oEV13rTzVtoo_6Vno9csNajij8NUrJoIXEoCHH4Zwqg9Ot2NAPPdza8V0NuFS1fBx9qvl3kTAy1L6AOwE2GBRN4x7pz5bAffBLhAWIxr7AT2amQjl6eiLrdxZ0doKN3jrNxHuqjQFqfAYOaO0iP8d5O_bVsCeQDkqpgXiwV7klS6QmjqW7m7MmNnFdu3d5MRSSQ80_pE.2uhNB5R4sjhGLLwdpLerseHx5fgggXwqesoAw_exL30CZCJ5pVvM1G8BwEhsyyYcCqt0KUiw59UAIdIbKlqGcGbqy0St3C.4Ik93Q19FX2uOWveRjwCW.j6Hy6d1q3rMdMLBCjMUTx168m.j2K.5i.YxWSQ4RohO_7j6pQdyeUF0VA54ZDEj.8b14nDy93CGaH3xuntCRBsCA6.KVZ4hXTg5AxeSoOiGUoky0OnF3QgfzktVoldnAWtR09JU8gdW7QSEjJiwUWNea_yEZQbkCwhjfYyg6UtehNtE45pfipPPCcGZXVAYmXtJ8iq1lpBk.OAE.xOUEI.o2J9f.N0zFyTz_znKPwuJisbqYJDErWa9jQZ3Yn3MGzi8eaQj09VmFMiWoFHORSROCFbGVcdYksNG6axbXgdGOmMd8IuJPNmGospreP2ey84JV.xjCy.rE3aW1cJ3MwsSLgsxKZsD1xDccFLYxdEF0ocryvN6NGkP0DkzAiTkF.boUHjAs.LHalYukVWF1rvqJ40gjXBbTGqCO2TQpabPZYAHSJutoOicgYPdfzUAUhngOgRmR1sWy4.vijdYzPehfjpVvP.1iu.SSSIDHcUR1JYhcmYtYTCG3qbQTC2zJ6vt9quwM6eOMCKg.23L9hyldkkb7aqeAQVwWnkBEZhbX_DGAW77olDiOUJ03yhFa316mSnfcuH8PSH07Wn3vQT0rNg4LnmD8z9CGI4sn0Flr.J.o"};var cpo = document.createElement('script');cpo.src = '/cdn-cgi/challenge-platform/h/b/orchestrate/chl_page/v1?ray=9110c77db9574160';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\/3712895640?__cf_chl_rt_tk=JVTi0BPWOEevbVS8U_STraVF2yhi7c07G4tQtOWU5.0-1739407354-1.0.1.1-2.Qj6PzSp.UPH7N8PJrad6uf83m9ozedL5Ev6HltHHY" + 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