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-502420623728.mit-edu.top/post/4906572381

  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-502420623728.mit-edu.top",cType: 'managed',cRay: '90f719ce3e034b8a',cH: 'k9urpyJRSilP1oEE5b2sr5Q7fcqNpwsVK_5uMz9OsdM-1739138096-1.2.1.1-NKvs0L9nzP8LgoBRzct9uw_s984NQoM5xNa25M2.sad8zzC5AiIHKgvu6WMwllh_',cUPMDTk: "\/post\/4906572381?__cf_chl_tk=QRrymbBGdjob8CQpb_Li7aQ3WEwUXOrbE3k6FLFTkEQ-1739138096-1.0.1.1-1rqKq1xOInZGAHWpTxczveduMl4ugYfftsakFHQnhJA",cFPWv: 'g',cITimeS: '1739138096',cTTimeMs: '1000',cMTimeMs: '390000',cTplC: 0,cTplV: 5,cTplB: 'cf',cK: "",fa: "\/post\/4906572381?__cf_chl_f_tk=QRrymbBGdjob8CQpb_Li7aQ3WEwUXOrbE3k6FLFTkEQ-1739138096-1.0.1.1-1rqKq1xOInZGAHWpTxczveduMl4ugYfftsakFHQnhJA",md: "jxQHA964N5hFZI3egi_5fw1pbC59jpc.KQCCQI9g3YM-1739138096-1.2.1.1-CEEDoGxuPxSYH0dIvoZe0zQoedInJxdpSFFOva8Or_dwRW30bLh6yJBdzr4SUJnyW_71onL.rEGn1rr67fOC1ZNzMhzTNt_Y8EoZShVZ6PPxptO0eEPJg4jwv3aIjVSik23JN1AY6Vn1zqD4eD60vBysMrUsxgrGyPr64EBW0HLuyn20bsuAFuqa2Qryo2BdVtrmrJ8YbfJDBsjDrHMFcJnbnwf6GnpZVMkrODlRnjkGn5q9vrIkZhEP9ES.7tcRg0NhRpxcDPbf9AD84DxeSMNat_NLI4S6yW6nmrrT4ve96vJU7tnrTRxGLcDyEDN7pSlDMvRUQCh9rYyARcARQVdPi8zmPKhiT_nKYz00KBQ8d.kQMoDFKTczrtnLxuc_.3bKaDxn7azfXsBjVj271gVU44AIx6uILKqfPOQEgYy3ZQXo9kWDS6VtaV_t9eo2ij8dGwNSLzaHtSJEk2yMXJ.zg1yIQGWaE9PNh0NKYzOnks4FneHQ1B4oeoCfQkT0fI4Oc9h5rGcnbxYGgGVDia_CSmgaprPv5T_DEAkwW7XEzXIND7yDBg7B6208HglcMhxNzr_lvKDxGiPvQmudEemscWY8weY1ZiA3frTu4aEp6iWgrbmE.zoQ1uF4yvzJlw74Fi_Vg95v6VpNcN76h6jV4FLFaasrBxT5UTfHdCdTsMZ1ww1FsPiPceMgt9.ETPB4l78n9QReYRhT7kf8oq7s3rJ1Nop9exg8sTOe8nDaUM4HSstANsvc_Rh6RDI7LMhbihH92p6WpZ6_VResmI9lzJi8bpqQgZ.99p8AGVq6Y0ru4Sp4GlmZ4h7bJNvj9rmJaXxaljIVV6jgUNqVne.cRFPXc8g4623vTQYp9xUl5cwDqu48.PGOS.T8DkUwYWUTjdixD1TWegAxmF3RJ5iKAmjJ.ShwFFmqQPHPvQyN7kBs8fc0Dr_HktxWC6zOfPdrporvBwy1O4DiKLVnfB6chNuFR8LP5xDaJrdfWrC_ETIySd1O8VEAdh2DePWuHBZKfoyk3Y.URASZ53PznATvEFyZdVH7EHZQDQoPd9OO.ICZoNCPh1SYksp9.Jd_kXR8QrbuKRLJ0A3rOwPyTEdvt3RUn3TNcFMTm8vvwmr0yASqBcj6gJ5gY6n2jjyKQsZNT9oVZM8IA0bjQWcY6VgCveyLF8KpTHM5brIg1xXuNxarq5xBOjFgiweAbwRxoiiL1e4HpFZgGCwRsAim02SIt1wVta_iL991PVKWrdsvmQ00.41bShrrPel67JPbMwL4Z4y2xH0qk7xX9WM.qvbEuRQgWspP.Q8ruZlaZavrApsp11bZrtOLV0w38WQZaO6D3dynGWmByd47UTngPAshrnUYpLTQRJQHTkH_ZB_9dOennvUGmxcmPwu_rDYF4RwuBOFYdHzDKEm2GoizCMgVhQy8OMk_JJF40kaIbR7jN_dAf3dnH24HsRxlf3t2TD_mP2KWM4ik.dX6w_Sf76bWAsejXoMODbkfKHuvFgvqOTe5PtpfowzoY9oO0dO9y93G9mcfWsLunm_YBXrkVgn4Z9WtKpy1G6xLSwS7WYpxm2Ya7RcpBydGTcR2maUqPEm76cexTKN5LUVMigWhRLwXtkwMmmOlpfkrorbQI3ktdUCRvw5EhhBQ5kEK_G8zhhqBGVOudmzVtyOAJFlnm99MDoaIks8j1m0gkB.2ZX8Hl4r8OOkLbKKUmSiWsPAaGhVlKjIYf6_CXfgq9eKTjY3CWQFn5V9lh8pnFQs6.qbqK_lxsKz.bFMRw3Niy._wtswcwC_CQUyaFwF.L.Nsj.9.7NaD3fnw_hjUOtfL4LrNvXIUVzCaH0qcYP1UDeIKkvhduZg3A_qpiqWmJXsVUutcWyY1iar29Zjeq9mOrayk3N5jzKNRN6IwPrHytqHauMZTi5XryVvt225gIQTLlzVcAe3CFbWsyFLyxcGeasjnSxcsYkGXgr6wHili2ueYCm.Xfy_e26_Dry9z_3H1yrqBtJrhgYV6l1kZTV.8kbtV7KXLYTAzOIgcRk.7yEYbC89F5Gs05JRorShk5CECl_Lwvnwc2X4.a18eW1qdq6Fe91Rtc89Rc78dPjwRr9gw7iTnPlr9NsZVqXFGSDI32ivMT6UDyU.GP5lWgOTNdM5TqzohCI13Q5dz.Od7kTyhH8mxizzg5idhE39n_ym8fEWcpGTjtekJP7MPGdIzpd5JCtJ5DB_dBhIGel36XXDQ",mdrd: "9_idmYI7ri77A.AQb8aSxmUx4ht0R.AEIKJNRM_471g-1739138096-1.2.1.1-81gp74fR6fwMqv7CKsKKX9OHuwyy6seUeAl.oij45wub6Mlri0VfxQCY232SFj6nbqTVHHhYmz9B3QvXc0Q4vz5drPMuMoFnacfQfyvNFLmZFsTOJyo7WraEaMIxsJ5ez0Qk3E5GU3YC4SmuT20X2D89o0W5QgzL2kgbK.4fkUwj5_JHtAsUwxme2NFj8QVDoBV2K6uHLBqbrWV32AzMUY8zOKD.uYMJpoT_pMff_FdFdqlgTuUcaxRiqo63YDOEhm3BhDG9OxS3_.vLAxAqjIyJVKYinhvZt7wtmMYkw8uj0EYCA3DkUD0YQNPlMqDXvXon_xpf7sLUe22QTSXgJU_.WTRfsnpt8TBvYUsc7DJlbNsOPTZueUdVeGTefC68BWbmr66mHsoUcWrSfERTi1iaiZYMmwxvO0p4_nFi3HTkNd0AQ1r7aSCUXQ_RBjfp0LSRyjgYe2z61yseskikWMSa6JKNTdUApofz2reRgooFzV_u5JRySgwSUFvHry7bgKH3HFiOLwIHaQefLto0pRhyChYswMPM3x4eDUKI7i6Skzhb_9dSrvWuFnAGTQXEW8ZVYIh01vGvcHZrAsQ2z2xzPf1BErX0se2C0YMRMOZwEuWqbRP5a8.rsB0KYiN2AafY7OB3dzDvPRvcvAHBKPyXWGAxQXb8Q7YiBXiQOWzoXFf3or_hughavjzxpDrqPKoNMSMVffSbD7CLIUAlkesgfV2Aw1AlxGglJw53AUSzPwWfSyN_C.Mxq5gg7AmOGoMWFDIJ_RVvXGMRu6AmIDexeV10_bvMj4py8uUs53RBUbo7rB60FR7VivCRbRtpvELTmlZ_YkRwgc0YuvylaUF26.U_WA5jd1aksNWYIhb186_zP5b9zRY2oWFFU2efqnyQrfaCdOZDFVFHixkbJdMGbsVPSF1T00J_tBmw5RXpLmv7tC41dTRAeEwvTr54TYi4i_2QDfHYtedKQ8DXlmSB2L9NqF.PiGZFpfWJVzbXxQuZ7xeWI9ekhkL7djXO.FuiqS_2bUfy3xDqwPMOzTiii7tlo5h7lO1TrOUjpPCOsyDkRlr6.C9g8cnzJRpvG4fFJeINqkkmRXM.qupoe6rG2Jubu5fG3uf8ZOl2h8sKQRhuYTjjjRNmEUd7ymb_TsaeX3UFzm71FYDOWicySP1P7EXaFJM2XbENroLHfJxF4AQl0Jj9lpv7P2l_QzanKXqXDGp_Ur1b5JcUnioV5XoXXrFwhuuH7VBgEnhbD_C50obQmTc7ySF8Xvef5FyQOEyFfJC2HRG5yvcubATtG6Vs8U_AvOcVXJ4nYdhMJz0f8gPkVAl_J4JoxXDpztW1a2H01.Ye74wUKxuBIjOd7y1umWmdxsfGRKA1.PhKa6Wk8fshBduSGCgsDqFqgqYUgMFvSQfkcAlUxtVU_6VIacZP5jsg_IkvHzxQyhcXmYrdaWDvHIXFfCU5k5dZv66rrwbyS6SD7uqoT20r.3xNo4EaBxdjUQAiAM79g5DCmtAfavnt_.hXi5ct7WmKtesZ4NQ8nAGay_JFmb4YcHT31Vbb2QqLtSqli59G37cLQPGZJVC0WsbiJ1br6M1_T3TAEmsFYrxGs._S.ePC_Zrrw5x21Y83u7j.a.PsbcoDvplPgNSvy8WgyTMmuyYH4tSINWmTdMGi9NF7uuZzhj6vUskvtB4nvMO5ZAH4RPN7UZiH6BvzLYF0nhGCejAZMikVx5E6Pp4.aJ4zVwQ5dVpPNPoFNLsqy3rwklIa1yJoAX8pc8pEkyrWU83L4j06C3somQLk6Lgb2yym.EiTzSbcTjVNv9f83l3vPELTNha4Sg4"};var cpo = document.createElement('script');cpo.src = '/cdn-cgi/challenge-platform/h/g/orchestrate/chl_page/v1?ray=90f719ce3e034b8a';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\/4906572381?__cf_chl_rt_tk=QRrymbBGdjob8CQpb_Li7aQ3WEwUXOrbE3k6FLFTkEQ-1739138096-1.0.1.1-1rqKq1xOInZGAHWpTxczveduMl4ugYfftsakFHQnhJA" + 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