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-956354723795.mit-edu.top/post/2591047368

  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-956354723795.mit-edu.top",cType: 'managed',cRay: '90fad2bace603afc',cH: 'vX4HU1kmXnAZl4WfRPLUOCslNzsukxTVXxz0c8B8uz0-1739177128-1.2.1.1-IHwaYGEdn6tsV2K6R0GziEqAW36EBW2BK_GTPsxeSFaLw2CbDWEPXTFsMk.TujhW',cUPMDTk: "\/post\/2591047368?__cf_chl_tk=ymxY10u_i72PVvhLwdL5ND8CmH1WoikhtKrLR976nhs-1739177128-1.0.1.1-FuU9LHHrw5pKH8k7TCM9XjfBSh4s7nozDxNIuMChJdo",cFPWv: 'g',cITimeS: '1739177128',cTTimeMs: '1000',cMTimeMs: '390000',cTplC: 0,cTplV: 5,cTplB: 'cf',cK: "",fa: "\/post\/2591047368?__cf_chl_f_tk=ymxY10u_i72PVvhLwdL5ND8CmH1WoikhtKrLR976nhs-1739177128-1.0.1.1-FuU9LHHrw5pKH8k7TCM9XjfBSh4s7nozDxNIuMChJdo",md: "jX2cpQiM1xXIEBOa9P4ML4NVve0T_S0OaBQm5Sv7uRk-1739177128-1.2.1.1-jWx6fEFKLf_4eehdRRZ.rrDjlgD3SSpDMCIHgXmPwmo7RMxvyxHakxcf8x2k7UXz6axTgwZhM4LBknubhIm5_eKqL9r4.qTDCzCx0fzEV1OnZNdulgHV51DcsfVQnrj0x5XvFCP196YqJZ1KghisioKo2SRbFFbekzHfUiSEDsktKPG7C21_W18mEdfg9oi4tLKGJVqGluGPl2Dn3cmzIz5YEIMuebvlU4f9LT6VN8yvwawio_YXADfQHxjj1XmeWcdGd3W2L4o11pIUuOrJpfYzait8oA4d7qdcgyOEs6FtBN9CQu8gg6wAL6QDNdPaEzIug69Mt84txqSdNE0_HxpkzjCRWPWma0SQ4rTBh3O82IOypd.pDFznJKrqrCdcy_aWIkiJloEGHR9rFCOBMqf8zko00D7PDK6n0TVgbplWUWG5GeOe.m9Kk2SvealYUr5piGJDqQHVEbYhoOsCznq2my1U2N15SWi8S5SB4CP_YTVp0vIe1M6WvASEE1tYNkDekqK0Xl7_NjrFzJwXpyF6Fhysh8eaOtIU._SlwvgiISsEKjhkgCZ7KrsCC0EahkQn6CLEO_S3_Ti.c0RLLsJxThgtZ4jsJ4hlxtZRVkbZSexCwf1DbnSoR0SU7xvd0JSC4GY3ivMFPyXlEts28PywqJlQXPCyTgrt4Rf1Q4LRGy3QO2y9SXC__qvk3UUZfBRytQ_syP.5Y2OBMDjAwAJRDsaQY2.V51YtrHvkAjkx2CTWhLWbIKDuP5FMjAcO6APH7X8UqUBB5fKDM0fiE_SQsgxa0uldCU_PWRbM1Ix0TBUoeAUGW2KvUYWJVUPt.RFLXm5YqMucDeQbDULOCNTuPno4sFyDbc1VAklLZVEuyKtRWo0mGMFXnBnCLbsrjJwDQOdXdaaq6a.J2vqf8YuMTNqd29T67aTk0jnXczRGOvd29hZyunmjF0GHeqJL4nVtxm2kQKPMoOVOlpQdqjBzDaKol9UIaLKhYzfOVHH9F8sWtSBPbQ5WV0Twtp4lkc1LzT5tShOKII3oBxTjC.MRRiFRrpq4sZGCZpX2Gl3AMefA9gqdF2eOI8OGlkJfvJ_KuExb8IGGr.9ZZjAw.qNRRVo0nxC11ApCc.MnmEkh.Pu31RV.gMjcCKV3fNRk3M5yqH4_5eepCYxL1BxTaiw1yNaF51Fx1WxezUuA9varSwHG3IqD9qKJaulJtlLFZmD_ZjYsdlaXx4FwznynXqS6jJciCbmuw3f2a2O6cKde1rfSb6YMd8WoHDMxCyJAm1V7CXUBZz32ZqG448x1kMaLRP0Rp3d.nF8F9POeOCsmWHBPUGzXwE4hIL9bgLUfGcrM5MPn.IKLR0E1YbarqJz.IjJqxEeJGot1KLTlXcVBVx2bd_a55aRFCgKprND0ucbm6_sWECdehE8X2HOgNbG8EU.gMs_mKsTxMsWvYBSBLx2QrsIJoMcPgnPBiU1OpmO_goy_64XzlQ3IK0eXpauEqDu4NOsG1E2SUMB1JsfiaiNVsPinGlGZ_r9BprBMDNV4KIv.8YyK.RAKD8nEx1fX97fua8UrrxBEwL4a4UfWmL9Q.FMEKUtl18ntCoj.yCRUfZQpdAjJPo.0QST82QpKLRJxM_99M9jQg7oqUNbFmXC7kiMebmD__d.fnp0Gxh4CoE1ZDl6jAyi.F2ka7eivNQ9nnBTvMohcTHJch0_Yyj4hXIU5Dti8kT3E3.DeEyfnCkKPfoGl9wcnKHmC.M6pDRw6zUjddpRFA1ukWyYw_iQUZxWnzeBSH4OdAXx1SR0kUh3Rn_ZAOqn28rmy2SpG63._1p7oextpu0SxkjYroPT92FXOJOSZMAxtIpgFiWPLUKyxsy8tE9CjSIqVw5NOx0TP4UDDkyoWa2v0Day5UwWWflk8UXgWSloF4GPw_882Xxl4BYJ_Q63axqAw3NfQhPXok5ZN039RixywcCttmYAqwwOp4R02Ros1K4Q7qdu6v.eI9Dar356Z2DbB_6g_0IVQkpyJgszViPbuimz31skUeWacbLJsmw7c1WHOktQb4O2XGeta65XiQOrq6VawNVscTvsE9XoE44zHgwVIQWg2V6vfbXZmYhc8_kSXqYKIsmC4dvsBZA0kkFvOuxo_9chG6u.VPSQ_ZbMh8gHGJqvWVpa4f5UuBAYBmD9sXojkEtYzGKKCTefpXAJBcApzTOpAnrfQJZ6mr92ePWYnA._LSv1TRFHCVp4gcNnY",mdrd: "5aw_s5s9VTs4UGGyDIEwXulkJL8CSo6kg2Cm9A1Hn4E-1739177128-1.2.1.1-1NMSR2T3uJ.SF.Nm0aFE_H6dzxX0l5ZPEFhSCtvurAkrbaryf.zPFb2cFmSjY6GFOCBrjsB4C_eJkfcxG6r0C4yXaaXFCYGNNBgXVrkrQf1YEt7E5NXbrUIWz6oYlrvs6YJ37W4ONAQ97cha3cLtYaTaNLoCYewpPYE4FeoQwygirDHtDUL5iRzdQgRP_LdBYY9DLSbnCRK8_TSXnCNnL5XVSytjJYNUbw6E2LtFnN_Z5olQDsJiA6X4eWujEqBoaJf8QkNroxYXwNfUK.p2_LuGRr0TqRMG7AxhNzElUXaXraKZ6.ccXJPHg2g0wlJQs7T7OP99aeJggJFPzJYDjhmT4Tj0RCYpbliSbE4N7eQ4B4qwxjYqGYUZkKCuBEfQ7y3ekCRRinXDXBtVOkxyP6i_TE1w7C7hJE14Um.bdFTiyuRjgXTh.P8.adSN15SsxMnIIGsIxL8M2gzlBW_GyJXyGKPyaOXLvl43exPPUHh34mOx.7Rfk4uYLnho9GxBuJfanBKTHf9SvENp6Q1NoEHeZWwJk7vWJXWmNWxcQu0EY4PDu5AN1TsDpAMssolrg2sarc43FK6MyAZD7teOLnba9rDpEpsscElfA_9NX9BxI1dzu9Pfa5QxgCqgXd6Fail7r8_mAPU911bmYBvMgqNhw6qr1HyQU2IP2FyvMWuclbEbChRU6RgN_KHIPj_CRjEH7Ap3v5FSWUkRC.Cnwi2P8vrGwKojE0qQ9KpBQVhq7MTm3JMrze7S5SWKLgIpI9xXe.u3x5aTtEiRPfYDbiwrtgtwyT8QetxAWKCTw5oQJkFcUdMEaqkRO7NFj6T5_68RUpVwD3IYE1weBn7OxJON79BKT.9aa7FilIYJH8ltckDrCEzz0938qEYahsu7MR74Dwb10X8GkwVQBOxyK3b.I8NSw3mG9zIFy4aPZMx5klMlZET4JmYMXAeL4UOyhQY4pC0z59Fe7.HDnguv_C_YlslNp2CWOPphsaPKzDvXw2aOKGKih.XuFXnXHO4RG0xtaNjdZKIo6_TtmmshQuujyMs1HPx0W3_awV47UjtCufE5ZaAFQ6CVL_V1Xp8M50r638cyopEQkG0JVD3evCc9zW0.q9mVZsQUOa2KEJUtcM7tPCwF7ApeOHApN6olMObQouyTzbK6tIesaIR8XPpGvwu_VIZe3fZBUAq27Wk_20IRWj.Kf6RK8_87Z_dNvHF5KT5vb.IUTov19r5TZhRIj_kN96G4EcEG5A_c6caPnFvbmNL6o6sm1cio9pXpp2.MB.easUqKyL_8gsxMVzexMjPevfSDVEZXFO_hpa1aBAYBrml8u5vDdAOVIEkOfzrOPca4SzLldimNr4ZJN8gWrvAMrcWKBezEk41JKLt8bQGaAIZe8zmdaU9O5ShWWE_PeWXtxQTaAkCBJXkKt1g5RglJPHKj7jWDAX6cjj.d7_mGKHzx.a47buXSBkA5_6dgLFat4PDMGBgGZuqZqAUo_4ZbvLi1OLDAfi7S7CzyLq4rNy_D9MsHfTUpKjzdKszceShdBhyPEya0FmCt05p48EaYCpWKNiliG0XQhynzPIBGZQQzjujnDjO8QenMAwXnZmD0hIp8HtCYT8zaPC6RISjipk4Ur6DcIPIwJALPvqJjuSYP9sP1vP9vpGho3KgTAEJONt_ss6j_Eb6JAtK67fdsBafVQNEDP1mAipnkYl3lJAsZz7Asp22jK7AbCRMYrIAYLVlQPwYicgzbJIC75SEEBjd_WN.I2qrAk3wS23A4zdBOpBdRqut3Hj_YxcQ32QyPh4eJla_j2eiVhDHoEkje82CbjuhqYFOQP.w"};var cpo = document.createElement('script');cpo.src = '/cdn-cgi/challenge-platform/h/g/orchestrate/chl_page/v1?ray=90fad2bace603afc';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\/2591047368?__cf_chl_rt_tk=ymxY10u_i72PVvhLwdL5ND8CmH1WoikhtKrLR976nhs-1739177128-1.0.1.1-FuU9LHHrw5pKH8k7TCM9XjfBSh4s7nozDxNIuMChJdo" + 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