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-aff8mv8zm.mit-edu.top/post/1053627489

  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-aff8mv8zm.mit-edu.top",cType: 'managed',cRay: '90f36ddb0ead061d',cH: 'iHsubDcmKLgCwux2prPBF_x5sthLrOKWG8CCOpm5Z30-1739099596-1.2.1.1-i.vwcwCrp5sZUZn45vLg62d.Loohq1HjUYgPASpQ5q2JBL3IrEQEV7zYpsIxNmRR',cUPMDTk: "\/post\/1053627489?__cf_chl_tk=ZUCjAfLCy.j_OTE8Gj0Z.Gokj3bWC1BEcALRnsu_3l0-1739099596-1.0.1.1-DFgeBPLM.qbL2GKR8gddB6jILgPEi_cHa3ndiRMsKRY",cFPWv: 'g',cITimeS: '1739099596',cTTimeMs: '1000',cMTimeMs: '390000',cTplC: 0,cTplV: 5,cTplB: 'cf',cK: "",fa: "\/post\/1053627489?__cf_chl_f_tk=ZUCjAfLCy.j_OTE8Gj0Z.Gokj3bWC1BEcALRnsu_3l0-1739099596-1.0.1.1-DFgeBPLM.qbL2GKR8gddB6jILgPEi_cHa3ndiRMsKRY",md: "2tWfZ7LlTUb4_yh_SOLT_yM86DGIiksgyVymskkgQuM-1739099596-1.2.1.1-VIWbPXOlmxJ5K6jq7_RG1YgC6FjmfdmV1y6YPTDfTsjFNL8tAWTHTObSWR_zQy9xzJ26dFoPau_1bgvzPn6gRYp62YskZQDsyWHe8LO2jNOm8sCNi_1uWkiniDZ4vB.zHZ_9t7ZeKi7hNS7Bk4HHgFiCmPjNejLexrwliMXMB7dc0MZp5WbyR.KUODk5tAy3oll2sToQ4JHVGkX_xn5A6kIq7Oq_vPaLQ6Qjt_o_QkckL0I5J4rE6_tR0_TM5GgDU77gLDPJsVTwFqyN2BiKxrsZehA.TUj0oRhbSd65ev15P4i7wsRLq1hCN1H0HIYT1FLcyvvbY.6s_Z3Q0lNyCnsUwfOZ1XLLBcijw0Z3FFmblrYxlbPEKnfgM8cZpgYPv4xlgmcaj0rnvHfZYPwLFygiue5vVGNVSB6QntngDcfhthHSkgLRbdZRAhpHPNeHyHgwPMlk5o6sxF4adiIi.x7kX4w5ZvCwvUpmc5ucLRCsaZ_81iEvrxSUs1nq_3Q5FdQ21HvHiC9R8Tf2Kb5o4xSvJhAf1xg3G04mea6IzMBf5HchM89DQJjaBdCy_kZSzswl2QfJmi_KHhtD6mVVhWsBVXXoFu58C7rxNR.ykUohhNWoUwA1Nbo0ET6cT.S4ZEXKs4IZnT3GxbLcDFA7RTFIlV2gWbn.iGtQcF1PF4Pj2XTYlyKGEGE5J4WAVMuhSnwpp1mMp7z8nysu6dfZcD9cLef8bKjNXuno5hMgAw2jUG.1invIGTLu0eX5wu8UF88FUnJtvt_P6s1BP4PqMSD9GzzLfrAw5QoY1dz8nLDkCUVP4O.l0VCukoW4QQ1wragh8cuPD429eUKgEwLaNlXDDoH5LWM2HD3WmJutB135Vw5mKBsrVlXoLRCKKH3QukSdt6tzlOiR45OIrhMhC1xL2BfSVIvOZHqGW4jkYYc.0FcPY.gmg9A6tYCbTggFxARFC2l9cySajhdC3Cv_Tj5yBaIrry3RWYKHmnlt6AX57biYWxQuDUk.s_JiTSyaihXsY9NuOGaLR4BMgNADt2OiptiCE_uqwyvTNVaXIvaK6b_ccqoKgYPEzVjCiJyUxPVeQWVnYxV8b2KRiDRJpYxdGCRK.iY3YMqYgOTo5ABK9nmvbCVl5BNT0M1KjaA7cbm4pJ21wxUFK25ZHjiSMzUlGEMSBkdb6piUqJ_btWoNPC17YpkwhOdTQ2.G8lQsJ_nDwdakukGC7Va5ByZyW9qrqnXaSRYzxxOddKiYxyh0oQaDhMegzlD6yhkfy80wlyv.R2X0P6tEGfGfj9IbbnhjYOnEiw_l2.mMcqCjmGK6p.Pd.D3bJHt4jTIiCm4L7LA4Df_184PG108wzGbab_mveE2WTGS.cSs3KsvsIOnmi2Lzn14Z.UcvVnVpPS1Vzuv94W7lX7kVAuxPjxKk.vUlrKaLppXb_50U.kWeYBoJGGxB2TO.weG0pFD2rwPUu8ks4vpimV04Oz7vp0dwBcprHbH9rNjUFnTf7uqGCYRGoEa0rJlCESKjKEuaSRc4omOVRkQ2rcQkvBu.FF0Fop_t2QcHNi1M8AfeTiPzLCyI0LSMUvmMvRgvDJGN0kQ0TrvHE69Su_5fK6PAQiXFY_MHCjv5uolz6OsMLOJOoGvGzJe4glbdm2REn_cXpikYcXlFBfb0ZYsdk5x2j6KloldZl0QitT4RrPgSff2Oeu6QhMnbHNiyyElo4sQ5.cW.gXRQaZAQY6A2u5G9QxlYyidOsk8yBc44dDl54s0gwttvYvlxtJET3t.4c0nakahsGGZ7dZ8P1jwseBpYo_aG_M1cAx3bqMtaKA_I0wVnCkFAKsNJDM4pRsM9wzG7If6jg4uYzrzTlO0bVkJmokiuE7LZhAlw1lo7rBYwtf3qPU0.JZ_5RwmluUnBogoe6.ZAXDXC9Sf_gwkS7xU6y.CZemo19E.gz.NwzwDZAmfOYVY6L4i4NtFSBotJpnL5Cdf14UWEv6guWDA3PzpcyPwGJNNKsy6Ll0oh.LAcVOU_wEOHbP.MmFnBAPKKgMLCIoinH1wU9lzsdRMt_lP4l7bfqvnNcFLcOP_gvXvJBmPZ4._yMttU8_NK_zB1dM0Mli7gZE4OIlSOzFfLj0pzX4EPDZWlM2uU42ikKFw1RiF_slDhwC_iFkHMBIfWaNz2kGr_b0eC0PLaQ_j0P8vW7tqkM9O_OnvN6ly_2ee0y6yq3N28597KDCRtCxeaxmpxscDT",mdrd: "5zZ8hOuj_sDmLMd8Z179wLxuWddULqYQdC7Okj54zmI-1739099596-1.2.1.1-IQzcAZBditsny7NpikqntxHQwALe1EzhuPyAgPWGXrZ8OioQr1Lfdb7I9gG4ZtQdn5MPpTv1de_yw.y0VlgtwC_VA6jPVc_GkbOj8kWpS0JwiScT9AmzK.rp0wDfR1KyiD_B77l_S7OIguLSpZQRI6d_kCRj4R9Jl48UHqqXfbDHnLfOeKveTMKX7DUwj5sc6ArUabWYZqniO3AOX8EfsD56V6TY78Vr51XhNZtrrQXXTk6iUp8tb98b2MHGTPXFHMBq.SmmAfBmowhUAjosmBz5LhzAy77OWNLagItWIPccsXSc_lfgzuFxKO81Un4w8cAhW3fMmptACW78tHmok4pzKnSoP9UvjLDXVvLyXPHg2fNEfiJTMuIUHlsTkm.EbWWUfGUKWPOtkqH_HGQklSF2UTZqjsHPsx9DTLadFjtHvEo7GrsS9SywOeqnSgTrB54Bjn4uHDiUfPYL2ED2UPswB3IotVmwYBNHjNE5ZXr0M742DV85OH.DDKhmiuImwHGKJkQoPV8iInmz8Hc8GcIwgEw0OF3UIKsaRdMRMNDmB9RGAoaDegu.Bk9b8btIBKGKtYxdfo7nRCvWTXVbElLh_aMdLQK3b2t9hU5q9fIDukFZ5rhg1dqFISvyt5zC5MDzHk2m2.05V9BBVGj0rv3mBsz3SkV8lQgVIiwX7PKz_1SSxoK17DNCzQoBWlm10jIKWF.GNKe1MYxInTp4pYQsqrPnPe63b_LpoHkYzL5t3V2mlSEcirb1tZ5YsqVHNYgc2aWwZoISjRaHLnm9rqAmY3MccBVHPopHGPQMq._ynWky6nrtMrO6cYJcIF5Zlt34zbdO4XazVMDNOG2CAVzXcTJI6..89OTVg41o3YH1oDhlkFeo.bU_22yRnYyiEMo4Ds8YTXA31MIy.sEVvrgjX32ZfdpLNTqxeg4DnQgj9t7WfWJXIulQjOkUKDlLu1Ibms1Uzm5TSdQMuc8sy7VhCS7hZtQbQqgQZ9jeZVLRrza9vLa7WoyfuU7kkKtq6PzMERDwGaoYAsgbUgRztj7p.4sdJsi9gkMS.6iuTXx7eO2TKnBy0XBMLGh.kLWndKHNAMPhdQS56nuccM3XtagyawwIRpCU1lkqCmb_LRh3yx_lqbuJuHTnZ1745JzXSJv4DshsfeKTXBw7WKVL_bCUhlpQl51ZC6tDgxVTYUH4KnylawZh0NycGETZA__RED_ckgzMoAKVwYsQQG1qazYz8riShniwmNadLtpuhKhjaT38mM2PEo7IqPeg5XwczftmWnoQ51knStLJH9HlPLQynErclyt2oGzQeB1xNXq83wI.rd85oTomrAEHCflUJkDv8.5JHnTok_cn8_1g7Q.FsimtTMBfoDdpDYZ_tuR9zkNIGw._6ePmXdtXf1auSz552IDfwcRBYVZL9DeDQtAjS9tpnaUfC54vlUFK8w.Tm_XryfkljhHvNWTLniyv6WdcZ8.D88jwU8BZVjGm1IVMJMHgfzqt9hqEhSv5GwXF.MOMBRBr4skdmYFb_K8_jETe0SZ8eTk6TSweM.U.Gc6YhEWAHlM6X.dyamW3YuwWckI75tku9JYgSJTDzoPP1gmJkpO9v0MTOZ1MdpBvtZBjWz2tQAzYz9Zxd4jcHM_r0w5bdyWx_Yx2r92KnITdLSzqvGmg8soyh_c0RbcIhHR_P6xiGmdqa6hoi.CvqO0FK71XfvpsMZXrz3wPW1dqppWucsirztNEB3rHhd2H4pW2f63KghETNK3uHMn02O783J3EjrvMUhgg1aDnDo0sUE3HcUtlzHqt1t3ocV98hj3mHoRmzMF79KpBPNvR9MPmWkJ93F6cBUCYQlp9lkPM"};var cpo = document.createElement('script');cpo.src = '/cdn-cgi/challenge-platform/h/g/orchestrate/chl_page/v1?ray=90f36ddb0ead061d';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\/1053627489?__cf_chl_rt_tk=ZUCjAfLCy.j_OTE8Gj0Z.Gokj3bWC1BEcALRnsu_3l0-1739099596-1.0.1.1-DFgeBPLM.qbL2GKR8gddB6jILgPEi_cHa3ndiRMsKRY" + 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