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-843889562593.mit-edu.top/post/6452107983

  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-843889562593.mit-edu.top",cType: 'managed',cRay: '90fcad05ec54065a',cH: 'AMdFp8muNiBFN2og1VdOw8l6VprooqJNuR01CCXlq_U-1739196555-1.2.1.1-MZDIdwPSq3qi0AH6RE3kLt.lQkaBjN5jsGsyaY1FFDLYQszRvfhTfRFenalP2GS.',cUPMDTk: "\/post\/6452107983?__cf_chl_tk=SGkyWywn3YOBmGuovD1tybXt4bDR.iDSb6ZGoNxFHuA-1739196555-1.0.1.1-pJV91i8yuh3mtyj3oi4hccIKkohtjT4DtAjzfXeO9II",cFPWv: 'g',cITimeS: '1739196555',cTTimeMs: '1000',cMTimeMs: '390000',cTplC: 0,cTplV: 5,cTplB: 'cf',cK: "",fa: "\/post\/6452107983?__cf_chl_f_tk=SGkyWywn3YOBmGuovD1tybXt4bDR.iDSb6ZGoNxFHuA-1739196555-1.0.1.1-pJV91i8yuh3mtyj3oi4hccIKkohtjT4DtAjzfXeO9II",md: "zluQAMD2DX9fXQFtY7.Xhhm90VukoH.QRiPfq6mB8mg-1739196555-1.2.1.1-rzxr9EAZ7nwT1YmgovFjlyVbAkB0oQQuu2dy27xPGCzXuUYAMRdGKGXKKcOFjp0WA2Lli7J53u60uDfP6LwhFlOQD45T2jbv8d2PTEU9DFX4oYLr5Z8uQ25haHzadgAZWodAhD2Drql0aUnNtI5gXERltCSINLGfWx2MdGfJZkUjmrcRddSpBMZbCQXz2nk6OFTWT0Gee5OyxH3sjFwdomLuLBQJ9AlLuO0.rdeCc.oYqZ_3jvdey9q.Ty2jB89.EyBU4E_1hDMyytG.FMx0JULf.Pb1g42hdeBcA5cpViwX3rw9mi9x0If2_6wjzM4gIfWW2NmSpAoeR313e883titlrDtOCby29rweXn4BSYmD8LMtR8xcCPnZsVRyMuRsp4wBo7Y3pcntkvhOOeR2LffK6J.9qxsrq3Ikp90yibT1XzwK_VrMlIYzTzLztRWmvuxB0PUvnjbQju5MVz1gJzISCT4APvWcaPx4ugApXI4n00Kf.puQxE79Mmypj1PzB99BvSRL__qU.FBHJbipjp3CPNdGHNoC7VU1XlbFf_D6lnQ.diQHNjMJXl1jvpnUcsGRNyVBHzPtdQbFU5K1eQLyi3fKZSCKrQdVqXGfGqp.bq.ZNwCoI0JP0VCX1kMgXlQC2hyWgXnWvC70.4xW3o7MQV96jBwxp1ir.VrccGjvthxQssuq3MLLITunWH_5K02vwXCKEu0gxuvK9qX.6OpaYvyGOIapFF6fRbMPemM0GEWZtOZJ0jh55vPbPD.Ls0ypuJj5TWqEC5y16wzDzbar38aMKkg5edOiG33w88SfzDyZ7kb373IJ1Q3NMUzZRTdra8CO_7qjHhUxVY4wHlhHMHq1wrZ4G2mVbs9HvDgfcwppsUDbdQvH7hMFWW_kerEfQcFOfNmavfGjqXYci4VNm2VmwxGrXg9PI0agCGkwjYUCrEnxmKFgJprcTspAuxf__cy74AcsD8O6siykd3xiXPJW2bHsDIXOyEHX.zoyjw_iBmIV5hNZsZI_DZFcyRUl3qAk784sbXkhrKyMAXFs46eiSvLC7pD7_a3UOsg4VhGtdqXnsH2Zb68dSGxmf0lKHo4PCSmn7RQm3ziLGPGeiEqNsDLTE2XPJRJrvpBUb_ApzL1os.PtNyf4alHnghUisF8ohJeWi_b6iZI6SVRDK5FZkKnIv57AD4jFYuCvLSDEYYSTqBKOQyqPBFUiM50p6Hx2Jai0IjqAcaOJuDmAN_X6ceqUl_BPmrrqh2aSfmc2rrZLPS1Ais0Xy3tYnN9TESi3rbwzFoJXQFP1.9evl_A6s9995AbRTUeZ_0oalWrq6yXRrL6qV1lc0lOYFhBYBX0vvgL6m0iIYsQs.XOLr_iK4GI9RlPTXt6HhnWjMxKbM47kIrAlrbx0p_HCHz0lsJI04Tc4IRwvgog5BM82pm_LgZdXq0zyFoFavpG8K6QC1x35ignaqruyY1tyi2pCOER22TfTyE4h6LaR7J.j072ED_j.K1ygMBMz0wgAPC5A_myRuvkWCWCHqUUB1EeGM1TYlKMNfHYfHZgmmS_6fPs_.Pe5pEgxIC.EI7dMqxeefpDM0tutWgYNl.QAjGTzLJQMvOXrWkZRgEo.TZDqg7xybmr6bEbS0Nw_0nfuVPK9aL262uuN7ZYEmreAQRDbS49tqZbu5EvBbpiFqFUjRQ9Q23_3jmJ6.2326XBZSUmceuc65hU5TdJZ6tTIrNMQ9aYjMGH3IHObHGRigjjd3QL8HO80wypVkDkXN6nfNA_O3zGqXHkzlVgablWvZEr4t4gnFQD3PQKDQgafYi1Gwz5qC2sR5sVNLXHooBHeijjLLWZ7FlE1zMYOrJ1EIJQLkBOA5DcKooBQlvA0GgCrqNglW1nYJdvCV8OtFzlEL3GNdA6LR95H.InsWcGg1J.Wi6Ky2ea2N9W9CI7uyVIwSF2XbTDl_9E_Rwc7sRXO06oy8SW9aBQZSl5ZtKnWNvgpqEGdcayaEAkzDXBbr7ba6PR3gDlpkAtP5Oh2UEMm4Wb__cPSpO31docvJBhl8yYENIGONCeapPxVwcaweExLj23Qi4XDAVryfF2uEoVp3quTC1wU4.sjkA_Limd.Z7G8mxqqGpeJ1B07Vo2p8jcHjqbxm4n7qGAWo30q6pug4o7g4mBG1fkkYTi_lCSCHnXglQ4D54dMUfZ5idXYAKWUSfdEJ2c2SrQUmAprOzHmj0vC0mUNmp7lWS_J7l3g",mdrd: "psZjIS.BD1NF6uVSJO2zyCbWZwBpFlmErpVmRlmkG7Q-1739196555-1.2.1.1-VPRNEemWa1reikd1bRBbQ1M5PlA2pMSYNwZaQiuEqConHI.hxnGVWUjcFJCs0VYxyUND700S0V6tnMiiY1BIQee7nUJiSCsxfu8y1N2PfKlUucIBKt3MKPQH5cijCElYBGe4OXB3dBHyyM3qcBGHtMQ1afS.L1Gmxx9v.JesUU3GnL2uE1kO1k1ghYzOhanmg35K2oEqDVHeC087jftKr2Jao7R_VTzHyu2a1QCRWSXrdwZ8tVpkqYqEul8Sn1Nd3rT47WfKUnEb5G19AlHwnY6RXOnLaAwlwVM82vPwtANanpegPAce0S7cfALA_z.yODr3MVkF4_5h3j.AqFY2ht8H91sgfQLIIONkfwmmSlAzd6RRB8DQxBzmXggrBRjwgLvz4vNazyEX_pS2WLCq1GLIZGprM3h95vsUha4b.IrAQWnVcJB160pyhFmdJt2tN878jYVA33NRDPmgkisfnw3VB9MOY4_oTHgEUP1jP4H3yigK0_wS5WtEgfceIwCUkJ8jM64CPOE8lPJ4pgi5nk.bxmE5irN0ckl2zL.89Rns1vaXQ3zo7BTK3HWIJrrNoannlR4iMIG5QbqlA3G_8MGhpso0Kc3H0i8ZZhz5VPiM173Cnk4cGqI1M14shgUq5mwg2Dzs6a8SWWxAuVh41Tr2guPpT4zvaad0Oex_SLzIQr6nkOovK0NBJbhtYFyA9C3LOZoQhAaYuUsnQDJrdwvxxpcgph2iVmPHdCkM0rjO2hHeJBk_DF39mlQXp8O7OXvAo__pcRAzSk1eX8FPf1yONcD6jdIrFPg1UqqRmi.t8eCH.ebRQjotqeCH22BfT1JWX.ywSw.vvzA.GPFP0WdHz0mV4sqh2I1MOl7BFJTe8ghqsNGMj1gZrQS46tfqylnarsm.RJJRHkGKvy1CXd_nB._7DczVQq7xjNdJoQjvVgsYwLcuSuT6GMIdzIFmIfomDKkps7mwJ7FoQEwcEr1Dv7A5c8F2XjksP74FJcBeQKPgYCULC8tp3cmpqXYdpQZAKlWm5RdwcTeYksUrAoCpOB3lJxA6z0yYzr33s6EbXbgXJZlsYWxwPTaQcxbu6zSl8wgLlsBXZ0PU2ekbEmZLLQ0EV5CEBGa6A4BZMGhKT1ao.onyaQxucgi0bUQ55mjOvyLY8VxzF94Ta3eWDNhYRdMJGcI4ldvXrxE4e7pV0MRtMkawX0MH6fBGH3JW6FRcRd9mNRQYtv7JwH_k5EAAs9asSVUDvVjJ4auR9tePvT9GJBoNL1urXRAgM98wQL1hOa7xPNpdncd4S7bA2QzyqkIQUVZdjfgdSzCTIfuRYeiFWogOo41.fmAQHfZ8CV3U4.Ps5yBdZn2e5IB7gbkg983UYs44pWqK6p_Wa1wODgerEWABJa2mu7YgDLc99U9USP9XsP7r7aE2PUdF0ia6IgWeUYVUhFXKC4aH9tahb2eln3s3t10UGEoPXQ.CXuXz5.36CvB4dnivA7QewArxOTxW5daq0SiYyNitpBkDt32uWNHq99rV6YV5pSjNjPXp88mCd55DuoXZh.NdGLK73IqI7brtB5TGKPGMYbzi7zMIiErRQbzTBKHSsuCJWbiRVbVM8H0wtPRBcErFYs1l_w._IZ9rIW8E.uoNI_orE3myaPx4JT3NavrfhVS3c5MFIGVtyovBaWokjnHFALQzxOEo.Y7E_CXfi0qdObVIGHiZdQrC.LbHyJqwuSiDxbqexL_zQWci68c1Qv5TF1jO0CIqEodhusH_3jwOV2fnTTzKfz2HpUYS_l4YhW_ed6mml2EWewfA2877iHt8t_P8OcAgxLUoFgLfG3EJEak"};var cpo = document.createElement('script');cpo.src = '/cdn-cgi/challenge-platform/h/g/orchestrate/chl_page/v1?ray=90fcad05ec54065a';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\/6452107983?__cf_chl_rt_tk=SGkyWywn3YOBmGuovD1tybXt4bDR.iDSb6ZGoNxFHuA-1739196555-1.0.1.1-pJV91i8yuh3mtyj3oi4hccIKkohtjT4DtAjzfXeO9II" + 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