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-054060996411.mit-edu.top/post/7429086531

  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,PHN2ZyB4bWxucz0iaHR0cDovL3d3dy53My5vcmcvMjAwMC9zdmciIHdpZHRoPSIzMiIgaGVpZ2h0PSIzMiIgZmlsbD0ibm9uZSI+PHBhdGggZmlsbD0iI0IyMEYwMyIgZD0iTTE2IDNhMTMgMTMgMCAxIDAgMTMgMTNBMTMuMDE1IDEzLjAxNSAwIDAgMCAxNiAzbTAgMjRhMTEgMTEgMCAxIDEgMTEtMTEgMTEuMDEgMTEuMDEgMCAwIDEtMTEgMTEiLz48cGF0aCBmaWxsPSIjQjIwRjAzIiBkPSJNMTcuMDM4IDE4LjYxNUgxNC44N0wxNC41NjMgOS41aDIuNzgzem0tMS4wODQgMS40MjdxLjY2IDAgMS4wNTcuMzg4LjQwNy4zODkuNDA3Ljk5NCAwIC41OTYtLjQwNy45ODQtLjM5Ny4zOS0xLjA1Ny4zODktLjY1IDAtMS4wNTYtLjM4OS0uMzk4LS4zODktLjM5OC0uOTg0IDAtLjU5Ny4zOTgtLjk4NS40MDYtLjM5NyAxLjA1Ni0uMzk3Ii8+PC9zdmc+);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="360"></head><body><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-054060996411.mit-edu.top",cType: 'managed',cRay: '94b9254bac6928a2',cH: '9WXiHi3sQbQ_C0uZlzp6mh7EBZEj349BckPgb_9N9E8-1749225868-1.2.1.1-s9qn27sX6PdbSlk0rE58ySTo40r4RUFq_Ij3xwnE.3HMwRXcgqd84n7JiLlkfHyL',cUPMDTk: "\/post\/7429086531?__cf_chl_tk=4_GS1eeS2_Jhpf6wyCoggX4xUOq.jo1nCsLV0lrPkQ0-1749225868-1.0.1.1-v0TpM4B85r8IlN28Y5LqiUVib4Dv4Y0tvCAywQFSB8U",cFPWv: 'g',cITimeS: '1749225868',cTplC: 0,cTplV: 5,cTplB: 'cf',fa: "\/post\/7429086531?__cf_chl_f_tk=4_GS1eeS2_Jhpf6wyCoggX4xUOq.jo1nCsLV0lrPkQ0-1749225868-1.0.1.1-v0TpM4B85r8IlN28Y5LqiUVib4Dv4Y0tvCAywQFSB8U",md: "5X5p_jgm2ujWTuXw56mjYlonBnc4pXLMAmrnPiRroj8-1749225868-1.2.1.1-Uf7hTprlZAjYUjinH6KP9N3rPj8MP14dVG3boFjHeVqW7M.xi21bNwxNnN_9tTNQ2F5sgOFNkjz0iuNK4kdOGyliVi3FE1x2U70v2YFN6ZktiBHmqc4wXhxBpFYi8Iw5WPLXbNLo9H.H3CkppJPjUorjdRo728S0cm5a4D3VzlfQUwWfYQS21pI8Wrh2HLuxiuxCHB4LiA49UlvuUGrUvaQODBw782FFxUeRbNzH0vkNxH0L3ZkubkD7HJgNPs98JXCljqMsJF3UOqPnqsTx1DujCHrxRjGOQM7swhAWLKEsq_3YivHZgpLcoKFAolQZClUd33_4zPoBrstOxcZukldFWwHFzwu7KevDoYk5qZVXjxIfkNrhLJaaKOAcV5lfMsAoV4DhfwPNJZR8kNSijxtfhIy_8N_ar.5m1J6H0dGa6EY7D8LX36ObzBuCiP7VWUFEOhtV4YzKCVheI8wKkoY7UPNVr3fxfsPAfk6ARPZK6i5bW3kefgnhknulC06AfNNLlLA0wocUDkvy3fdK6ZLeuyPTy3DlMDCgCuAOOudbh6CypR5T7wKWPtQa8bG1Stgpq6SausRKY2t0vlyTP.Qi43vzUqPwIPkCwPs6VBLTR.L00XjxFYFcKXWver_TbwkA_SIKDqiEoCE_SwQ5HM8Rk7MKlUzvGn5ipynFqDhzIrsF0ih0ziKXptlcPC2A4xaiOkEu21Ld28ZE6syxQXpOt7mc4fDGZt45ltw2EwU7_g5qSURFS2Iu1SUcm2S_U_BWunAQcGnFW7kMgs6d.uxYx9qgLPwe8cnnUGn21SKdI4ox7l8CP9I06W7bovaubxeyUYx6j6O_rjb0SRswvg",mdrd: "8c3d7E1E9D.4gHzV_MDj2zS.GodDdel6ofjDB3wdqF4-1749225868-1.2.1.1-X.w0GiaTuBFX_yu2Gkzg5J0y7JFDVcYe.WUrkl1wVgF4CL3ru2_q94Bji54OrX6JRFp6RIG8JtJk6W79V6QE8nU74HASrEGt66eAJkcKZK0ikqTzaao8l5c8AKHmitgPSDhdX9FQV2LMWheuxlmviVWPiB6i7ozv5ECwi2HL6lREkNHvvBDGQ1nbUIYelRvZqUn6ZJ2dI1EQlECHCO8QniLKO_QzSEgqqeYg8F.wMUK36mC5o4WCMqnFMn97QMTKS85_RLgYefT.OdZJU_OwFjjr2hG88GxXxC2I0vyuyRFIvXiaht9ySAuBWc4KC2sKFiZHBzolwxoFp4avCk0_wVTQD7.LnSn1dbDjrv_4n_YJvcqL6lN1EXEglnxOUEfMc2sbNXHD7tVuyeY6HxPqbXcu2f45vtozsG5_46Q9_cgkgeV1M1Fpt0PCXfVMpSI1TOTDqXGzrAq6oHMVhGS13rFXr2_3ysRkNJueJq7DHpFgofx2kTlYtKegY3iGGGTO7gkAfPbw6tyX6qnW03Y7q8yQCkU74z0.DfnUp5NG.hSfWgUuXRPVjuF6lsx50QKGRhT7_.o7r.XF.4ZMuZ4gDf034jY0uGYJUMhECDXEm2bt5G5PELYI3MsKVV.urCyhVsEAD82NdZM00v40R2plFAjvteYkMcnyPxpi9Z5u6X5wlu1nAW5dAxJXK5vwMm8PfxwNB_ayh9ooBHidgwaeQHMj4ONiPTQ3wyu9vnDhgxR.m37Q7.Eg.FvO06QwXoaj4zq1ROrihKbVqUkGlH10VGfkoPLRVzQ5S9Xdq60oo2f.wARYBBVv0WwDLO9Y9oVJE3rP6IgfUFZ3cZJwwR9kxfzsNmGVPe3UPn4yODjINFkU0ZHzhFSVtAKj1ltEyL_rJuVlE7cffmcmUR9tciAHEorLt44g1VYeLM.HrXQvDeCn_8Rkk3M_nmbbMl1fTPSiM.vQcRh7SapJlQAriaA62o4mnhKNRK3kieGTaeFIw4ZKfaisuYh.4OJLU8EF5WdDJCrPZbmY4hL1NFvsF6DO63ShfahJXudVmdnQAnaPl.aRcTjGLyyunBFTbfL7_Rkj1MpxkWNveHThQNAHgW6eLqs_81KzLult1fEG.gYR72llwiJ8TrDuZ637HdTQChGjdE.so9T8TucAUYRZ3zahXyl2R2rGuh1xrdu1NJd.3r8qsE3jOUu96OoWT7W57mxfb7iY4emWj1TaFHFSXoExNxtJFbPU7VkFPkRzkwp1csFGQEZA4j_r9A9qTYC9cHSKik2MkqRhilcCCiMT1tAVnAi_s6RxtyVHZMFsQ8YSH309WQfZGgDIr80OrKvAKm809j6cOuukcQ6uGd2mIGO_1CeH355QyN3ecik_es9M9fOlzkkHcXT2VIlzmOTvqPCPLXV1j8uj5Cr546ATkCeGSR5iGd5daogRdaF68tOcybuo6ky9VU.pXzr7fYBeXQpr.xx8ph0fHG1vLofOCObAM79gZ348RhxISfMtRiajY_pWfolYR3s5paXLJ_sgCOhlU1CZ.rPObGB15stLryNdh5i2sGKpVQjoNsgWYKQwetJdEf.P3Vbuc8o.oa80Hjty0gTAgwsSyT2RfS.MfNFF.LTPVvHMyGH86PpxUfM4Y1ojBganFwz2wJw9orogAfKnuWAN2bSsPjtS9P_NldRLXwdjKXWO8MF41.vzfhc2qYzZsg1CbLLoNn2QOu6m0_3D5NDiLT3QRbiVqVkpBmdtBoaJ7AT.MYXNB7Ik8I2AriOMUv2W4BeFQ0TPa2H_MQN8BLUoOEltiDFat4DbFZRmAT5DXBc70TwcnWXEOrf2S5Jk9wOS8MkvSJ51HbwMQKMuwKxlWzMpxyCdkYVJqk31FowYVSaM_LTm_dOeQOZ37pA"};var cpo = document.createElement('script');cpo.src = '/cdn-cgi/challenge-platform/h/g/orchestrate/chl_page/v1?ray=94b9254bac6928a2';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\/7429086531?__cf_chl_rt_tk=4_GS1eeS2_Jhpf6wyCoggX4xUOq.jo1nCsLV0lrPkQ0-1749225868-1.0.1.1-v0TpM4B85r8IlN28Y5LqiUVib4Dv4Y0tvCAywQFSB8U" + 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