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-361213032248.mit-edu.top/post/1840395672

  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-361213032248.mit-edu.top",cType: 'managed',cRay: '90f2f0a5ffb1205a',cH: 'i62BFzcWc5CLfg.k5LBHLOGCo6Alt.GgJFijyGyts2Q-1739094467-1.2.1.1-XYx1bdQAnERzsL7Wu8ljWSax22.LxzQDj59sEb8bgtuoR7JOFNk1AZ4E7qsXoBYH',cUPMDTk: "\/post\/1840395672?__cf_chl_tk=eMrAyea_zUaCKeWkJnTjGF3Or0PE7F_1c0KEPZuep38-1739094467-1.0.1.1-YZcef50_MGb7.8MadhzqjvuGXx_c_ELV27jfHSSI_ms",cFPWv: 'g',cITimeS: '1739094467',cTTimeMs: '1000',cMTimeMs: '390000',cTplC: 0,cTplV: 5,cTplB: 'cf',cK: "",fa: "\/post\/1840395672?__cf_chl_f_tk=eMrAyea_zUaCKeWkJnTjGF3Or0PE7F_1c0KEPZuep38-1739094467-1.0.1.1-YZcef50_MGb7.8MadhzqjvuGXx_c_ELV27jfHSSI_ms",md: "3_DhZCLuqMVuF002u53pe2SfSPKH9ZJ6Dc_KoctZGx0-1739094467-1.2.1.1-khkBfQDvYIukKe0uH7ZdSqMYSK.w80dFhsHNiQCa8eJY7jZf_2i9iJ8CNWa_p_dO9aIewSYUmdzmhIJTfc1XRHZcHtTafuMGM.45_fCW84z5eHG5gU6ojm47eVw9_CliQSP3_7zIFRRfC_xN4Jc1uhxZKeDbvPAvGoSdSUiYuhDyBuoA8X1Ra45XGkzyVliQkYVIX0KAR1.2qM3KgiTe3limfG20.qyntrSFsoIKtbSukKLhrAdptMl0H3e_7pRXT6q5zQ_.QC6OIS6kGeqkuX81E1R1vxMXvRQlYAwPErcK9SoitqSHpm_xDkdfDoyVssDDrsyfJ2BYDF7_4oAB2WjE5t896Mq.V5buTrABoQoMCASkX2gx89F_IVwL7iGQ3aTwEFh03cEh7XCNACZXJcQ96CMWnOJ8TdUSVRu0IqEDC0Vn7DWcXyu4LLYZWXIo.osw3vfzwGM5wGHBLKAIchj5dbUy3bFDLoKhdtHBbYmwVyuRUjCUTGTYuBl3UwXr32AknWBy_9X3kbuFrS3hxBiiGmrfwdkujdMBmgdhufSnb7rCEmbQxjPU1zBk3OQR4ROfoON1.r4owIcvNuZkGzDqe9nsrexaskYLxXism.kqS9lv.bjq8rdOAN7XE7SlBLrGHzlALpC2RhZMfgtzUzwm6Oly4OoUvtqu8dK2CoYNC937.mZy3Rt2GPptVxQpflHbnSaSiMaAZHHWKZmY5t1sacQ_tJOfoms1uiQYhNqG550v0veoH_xYpiBoiLifsbNbB0HqBjGN_jNEGcGTCETIvWZT0P9m9sYzL1RPGk8BmY.F9qZ24fwVtB2cKJIyh1zHs.1gAU72_ASZYvMw9illJ94k3iYSQ9Ke7_hTluSAcGpfJA2w5cicpEx8Vj5WxPuHnT5f16fiwYnyXYPPgyyb_ER6bNktdgBXnBOhFEndh193wWLMKGnZ7VbE78wSuoOaLlQOg4qezHvYNH6r4mHMcCkyvSSEo604QcUU17UdGy9lxbAkkUT1GeWRMb5Ua0v0F.zVgLtVO2PClazJFsJxxWtOLSuz2VHIuMGmzzVVCGJT8hsb19YUrPtmj4X5d0mGsY0u7gDKWgnduhDS3qrDlU_I_WzW6RW2d6d4AeSWY6qNygR9oOhaAMPdHnRxMINsBkI5sasnpsHjTwIDpJimYMxHknAKFfYKCwWA9bPql7L.rNqBBItl_5by7zlYErexDJp8MnZZTEgM7o.DMWcrZbEB96gOfz1ZWtaKE2t0bzUgwMuuIhNiH_iOTofrFI2y1frcBVIDcNXZBPlp8U.IB9Prq2AO.fB1aXmxGGJneFrBepQzZmXm0o1vvjVb6zoXgmHmaof184DdXAC21qht3N4E2RyrQ_AAOXCuj4wneCjHk_qot76Z7XgSKvmd51VvZKNsMTOIQyOuou5qgipgx3p5E4s41HkqY2TQY4YVbGWw9lbhESERbFPMqqN9MJ2jtciFTq_BUMXw4dsyRBeOMn4N1ky_U6OGV9m7.CLDPCxesAtrqGEVupd9jC4pa2i26WFFHfJN8RtZIayeDAKm7hKsxsH.u6Zh1I1R.PN3R01toy5wLRsM.akdGeSW9f6M_q7MFPNczMFP7pD6C74frOqr6HLEKuhI2PlE_MNkYrNxhYVHQfYvF9HGxmOFAynSauOy2sItmkywdZDtPtchQ1oRLBCGWiRMU0FRObun4JIQBH2LZemwpcB7Ccvv1cju7YogVKu9mwS5ALBREtbPjqCouVHdbi_ae8wZESnl0eYA1b.cGWhhNF7STdFe6O6S3dI3v1x6k.DdXitIuQYeHHrGtuWnA0ryNxNxHaWKM8RZiSEUnfrX7tRxBgw4z6xA5TpLOXS9iMoaunknXT3NjctYEK_P0aOMYr9oZkJsng.ocIqrmCvJhySqIgwiEgAtDQ3SJaG.3QuVGTeFGQJdN5IRBJlkOx7VKbsILDyP.6JdaV.U1Aq17j29T3xp9GrVuo37gOD19AX16XSMG_pytZ9L_U73CqoDHW6XNJpu9njjBTykZhSK5ELLceC3I7HIfAkWseGOF8o.XbqcH1VD7UIntNTqHqNyZZy24a1OhTMIr3GusjtFNbHyPHR344zas7UQu11y1b0u5VHQL6VMlu6bmMCf4rU.rqaZhhZTYZv7uhVgJ52gk2VU11.n5FQPEjhAi0RlIPkiao.GICuaxU_P1O6daXOAstzC.BjB1R9Ae1oE37AORESdO3A.",mdrd: "Bcdlqvk4DGBzgmmmVJf.OhUMFEPQykICUU6vFcK2Tfw-1739094467-1.2.1.1-LbEfM630KlyQVWvcqV.8f_06M4UtXUWuhHIh63CnXU5DtRzasT.Dazw2RT1ybNMAuvgKL3pJxuumE6683Jfy66Cp12LI3u8g6ULIWBk.g2i7h7RArMKrZuRaLqYpiXzubKCKr.mBeF48q6pwX3LdMHRGm0BMUQPRC.V_XFfqzifAkTFE9RUFvdeeSejpl5yduj_smhWu6A9m5OneQH.Tj2Z89i_mgsoD6R069wzbxpelYgcUNQx62Z3Uh7o2W1M76OeXGBum2zYY2XJjNV3.XPBBX7cthD5e_TLh6J5u07wzPgIa7wddiVZFYYBKDBzHVVWoHnUo19eJAkGvbk.eO65OWZqA03a_qepGrHgqHEV82jMwRUxnDUiAXf7lzeuOIEA02a8GFiuSQKg2YMl7JasK27UA1C2JRQ1bXFjr4V0WAEwbUeWf6YqjG9YZfxU97XG3lV1Bl2bwjt.oKY6iDHTCvrFFW7aMzplPdL2d3.MREhhCkmjh19khmdZ_aEPh0GpZSz2bMa._TJvY2yJxayq4iWFxwX.GaX.FBGPm69XUG_2TVpjq8CjDzoBsexP7r7YukYkLRYMiKYgCFPpIKfsHObO10s2oEsINAXM42LQ901_k8hYSWToQUhK8dnCUnLCWIiG374b59ko8BgmxDos0JubCcpjV0Z_TH8cdE1tJf8jTj75ZsYbopGQxcHWKDFtU9vLSSXWr9CxqLTORUHWLHYtPQ1xzOxcTttQt_dxj3HclVa6iJAWtSViV4o5PLT0CxsqaG_JLANdMW4xrxY76DW5C9KhZUy4gGcU08Ucd..1KSRrl7FcOoqs0HT4HKWeB5BcRkvN5_ATutxgpAK9Av6ydOV2KkX363rKcu_sIqFAakqg6QLp.yezHJlBuU84lD871BaovOtYp1uebVJnbLiBfQUhQpgZXxoYJXGAJtAFAQ9A2KgtlScQQH5_4fw7c0JlVK0olmB2mESLYDHRb4JXp1VAacZuF_0mwSdogmxux1430B21A4nqF2jRY9UMbe6U3eWGT5q6kL5mkqq_BRi_ohSE7GSH24h2ZhU6XID9vCSbdcijz2dIWfu9Uelye28oqzC03vx5uLd2X6N3nh14sR36alRFkG7kGezRB0iu46_NOcncxLootKamlGsdwOYJ1MOkOigMZMI_hKfFrUnzVWVgfKWkC8v4gVQdPDcVxRT46ky0fLGmyOh3IqwussyXeCV5wfzp1YGgLrybPTlDyNVIbfeqp2d5PLxvzaoci_0Ne72wvj1a3sOiLi8z4amUVwSf36n_U.3TQRTIF2U5pefLElL2yNr4ZaQKyRZfMp.LdHpuIH0NFJWYd57YvEZ2xHIBzW1EJxxwc4swxGPgcq25t7S2nkW_jvRJ21x0rxQcpdGNPvQOxsKvNnAu00r3qO8SNEFDeoLhRHP3ntPfrjKJR_bw.ksPdZQfB_yd1q69VttOAdlXLQonM6bpln1jMvvTtd0sTreB8xefzebMJ73ELVtorzVjqORorxgGLS4.CzysYkNVh2h6Ia_N2ndMPpzQfC8bLl5hPoVcTGRCQUzlKTHdNDplbGKhnSX1ltMitvY5PitFnI4dsxw1qPVUUnpcCvpaK.m9h6ZcPn0ld0Ow64AoRi9bm44IyR.UbPuL_msom2sFLZp0sxuUQH7oklKLOITSuuic_B9_Qt2WngA1FSPHGz8h3zw1Nkj6UrxA4TQJ67CmwIRowbcYMRPpSM8MrP3peYjobkxJs2RqPrai9NLF3n40yyPXb9Jh2_NjMbKPfU8B4An7R9gc5.Qz55Iv2z5ZRcENtJz7rrok9oQ5PJV6HSWiKK8w"};var cpo = document.createElement('script');cpo.src = '/cdn-cgi/challenge-platform/h/g/orchestrate/chl_page/v1?ray=90f2f0a5ffb1205a';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\/1840395672?__cf_chl_rt_tk=eMrAyea_zUaCKeWkJnTjGF3Or0PE7F_1c0KEPZuep38-1739094467-1.0.1.1-YZcef50_MGb7.8MadhzqjvuGXx_c_ELV27jfHSSI_ms" + 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