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-477523436925.mit-edu.top/post/5712098463

  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-477523436925.mit-edu.top",cType: 'managed',cRay: '90fae86d4da6800b',cH: 'XNCBcqo_OrcOsw41WRG.a_g3pNpuw6Px3IP_qzGrao0-1739178016-1.2.1.1-.yHDvYufbXMJur__sZz4_HvFe1MbQlJMSweVdqo_k84QklbSltiGUK36Ie1CZ0DF',cUPMDTk: "\/post\/5712098463?__cf_chl_tk=lHBGvoImokZvoZCYsJVKCrJKrrT6weDPfKl9gGz0VSs-1739178016-1.0.1.1-Fu0Xs8lweEyGjR.5ISizaturX2CvTZ79D9g1i7CWesY",cFPWv: 'g',cITimeS: '1739178016',cTTimeMs: '1000',cMTimeMs: '390000',cTplC: 0,cTplV: 5,cTplB: 'cf',cK: "",fa: "\/post\/5712098463?__cf_chl_f_tk=lHBGvoImokZvoZCYsJVKCrJKrrT6weDPfKl9gGz0VSs-1739178016-1.0.1.1-Fu0Xs8lweEyGjR.5ISizaturX2CvTZ79D9g1i7CWesY",md: "rCVjW72ohkWW0EwCQPb7kXsJBPWKxsT3VElrCdruwcU-1739178016-1.2.1.1-BqKnynA_g_Jkpqz7zLzRpGuKQZxovrErS2v_5wo4Z.wblFGtLGWBmaY46pXLbebIue4dK6j_Yb9NJ2KwktjALIUKh_VztY2YjAExB1e7VqEoI2k9kov6oH2Ags0mvL0.MMXLCWHyDE_8XEezW2fuuoYPzbAxr5HGLA9iTUfXMg_jJgiz.9di8gIVwvJplvcKpCElESU0qhZlfRfIPB5k_XgOlV.1p5AX2dO.oI_i.qib2dOKNq04nmOSrnzeVb_grQjMLuBa2ZxYXibSu6kHzfDXBsuGed6adQDTE7Bf5NOk.zwyqPHZ0wUpwNuygODnM.gseGxEHmt2jT1BhEFCe7MbAiRzan6fbSsxqb6cYUPH9HXmanPh_IRVV3V_1bPIzdPiUMQ_iyAstKYpjPZ4TaXD8J7WtFJ8WBNtYQj0Rx_erwPOclpPHdPulS6irTiWciZTJ82BSsR96UAyLgVcB0TFcQ5962xI6898xSXp4rLmTAn5AFNisqUAlCEDBG9Evms34fX6pnhE5_TLSzp.eQHCQl0c807x81fqlBNuIVASCgAPHc5nGyM.3lEF_9ba3niA1k3l2zUF7y3DRRbRLYhVKNp51wmZKz4_JMWiaPgenqyVHX8Imqbnz0jjEni1Wo2t9cNaHx0OGQ68iXHDp2cnIwIg8jiDDAMCYF5wMOQMW0EX8ZiGlUM7LQEmVvCV2xYfRX1fnTMqEJDmjK2v72PdsT0ZZ7oZzhs78donLFqGjg.pM1JYzBLslP05PKCcfDTIX0S3o5.eUk0KnsSauyKAc94RcuFdry9LMtoxzRcCSBgVWZzc_27WUU8hV_NzjHwHDfO9z5GCAfdjXFeY3R5kUTj1ls_U9AP_TuCFvn1t9qX9BWYmHFNAqUSdcb.w_DE_BrXPNTeHMtyXY3tvwqtx0E8csYSYqFz9sdR_9p2k2wnu7R1y2fFraz5oaqt1ePqamJUG7FzTGFj66kR2x03xpkM55eMQCUGhGH4nM60k8Pcs4_DZCed_MA0EE2RQrWDQa4xgt_8k3X4nX16ekm2P1udc.gYg9eHpun8o9NacrwBRxpnMEBJbwJrPDGcp._5mXWvlVowsUvCNRcXXDpC3KizBC9NmTqMc4bSrSHPEltSF5NJ4kCxHHFVGV48z13ghWlisxnc_ikJKLL21iJuaHo2estq6Z2Hs.G8Zfi51FK4rWCyjRVffDtKWJjvRSDFPKT555dQQxmb.ve8WnhfkrT57H.pqiq8YHY6cEefrZp5RttC6obLkdWXvaD_eq4yz5Y9AGyX57WNk3mMuluUUz8yan8HS3bZEtiBE5xWcViQIUxPTqamXCloTM1_h5jpAwWfY1xJuRoP0jxZ3ZNPj35e2DHg.1ekxEWtyA13PA5km95GFErb8Uz42AOZxsvIEdQMcenKmRiwrmb7hCMx6Z2N2uqT_trLyxRDcGHqpt4uP7qolD7EZS2oS7SolJINv7wGwH2mJFx28xKwe8pB89j0hn32DXRoLvmTPVfwRCkSboZ.pAx5NppvpCoJ.1qSWrtJQpyVV_Ua5aAaw2_tXGjI1.JB4UK9CgvxLRmm3KnQRfnVBHgVRen5Yw8YcNJDNrXy5sUHeVwP9w8d.WF5SOFsC6oMDMPSsGMMQMWYWmE.REuv7KGi6IizJoxSQ7UZj9Muqfyw.iSHEuaGSt8vBuGs8vE843YLVq.RlABHw7swZoOJl7BtKcnpVpMppi73ekWRuZW3B_bJ9W5i.6ZFKvYvNahCqJ.RL6LexoGwU7o2AQVLY_pIBeZr2ehVONe4Lrv3qzUnlNr4BKwC.PXcWMBtlnibabRStAvbfrk64ZjG.1fQBnCPxyQoCOJ0ZRW4b1j0ogXDmbKnN2Lr.HXrU4r0nUny_tnj3SaB_gjb2PqwsYX47ZwtWChPS9QSXrUWde47D0W7gqa4MvomW9RaxnGi5iFR7wD_35mgl3WBBkKskS0aM0dSPgr4jIEVHohboM5ljFnoaBHsdul71tX.GMkC_4hzQswq.ks39S8gm.mzfa09BDpQkKikJl5FYkxIiCj8d5asYFQnFctrTTRofpViHlUDWRxJhEXhBiw3cGvyPq2atI_TAhEE168mHD5VUwJZRiZRw2PVAaUXd36rMAvYikxSfijDS54o6wX8uFm_JzoUge5VyVWrOhWScik3oBRMue1_3UegvGuRso2ohFOxHoGGa54n3krtC_K1wU9jZHM32XEBgc9PyQVrt",mdrd: "xjHW8rJ.svKqzphM7lWt4bJOmP6mqNxhQPYn1jxHk8c-1739178016-1.2.1.1-1q.cUW9c_Ek4ssKMSgyYwuAQ_QY1oIGVLu.Q9P2Ruo6iDgkWa85X6CKZPhSkkmUZHjxgI9vjjn8z5trUEHErPvRuJuahpeNPZCYCxjdYQ5UC.U2QGKNPM8AJvwrU2VSVQg3sxwMIQO00NK7glr0ehlz0Kg26sWu05AE9PFhEyMRgtr9jMwMyG9XAMTXE0aSvWlCCE2hYKAt_P7NyAVBY6rbi4Dny3EEe33haXHMgbvgakn3MpxL5s_sNPb6CaUA.bJ7L8pN1g5Ot4NA2oxpavbFOdEqI2_viVjiGHTv0JwbLQpWygYq8b780ucuMr1YDIKdiX_3yPkbpUi6yXOa2cwMBaOVgZQtDV35W4byfgnZK3jWrqz6zkOKsfcYMmrkaMZGezXf22zgZYJRyRBU8rVQEIdFoVzEZba6nCHgiquRqDZ7oEebl80Cr39IVlpsgp5wrG3iL3voC7yz_c.Hnrz.qY_RGNyqgG5LBCgK8vZA.SfM2B19NhfSBL_JzmgHmuML1m.8MIMpeoaFo9fe3hs4QJVJEY9ARIcsk92K1v0jXLBdEpo2W.qnIvvdflZ2zNXmxpYjTwYKF6x72hjMCyqomydesIWT_EDd5wpo91zGg52paXsEfm5K8PKSBRURFzUEARgvovQtCql1LRGZNkUXIYzfZYaj1NtuDGma3jsUzNiAc.uqKMPHdYc4mdRhdYcnadh7iOkb.y8AkggI74LE_kxPYLnMpeDdjCQvGTjEJylunXc4NmE0rzwPXxGCNDdiPFPLbj_tMgZmwc7EMtdld5_umRjf7r4o1hLMAYHS.RLboiu6zYDHrwMj2TuwzKVdlbvigWdqBOfEyIzMzGrvEN40TvR5JMt9O9VFMpTZcNOWG2G2yhlRsTxrfinlKKje2f3dVgVRLuiAt.Tl8v1QBMg3Fp0_mcRE3XktC_m5ZjZS3SIcUoXZw5B8Z7pjmZrqNZ3bWsPIGD7slCXKTQonjd_tOthch_GVQ8E3SY9b269QUgetFq_XC6I7oq9jmYcR2Yn8GyGqn.15EHbagIT4bkKuBYUmU533nGKb8eSfNzqlw5WL4oFJ5pszlCTt8SfXIScDp3N7ZP3Fn.N7dRnh.yvKEfUW1pqOFOrPlq4yiB_LncKe12Wshat2ECEjO6rHxTwvTvKiB2R9RI3iCUsvKKWrJ25Ey1LitxHEWqEIR9_PwmzCPGpolD4gCwDUKieLIkuatUYwyeArUvJGmfk5wxYxSCWcKeZx4s658Jow3wL44xrnErVYqRudWNp4lYBuohYsfqq4Liz47w1UOcnNLOKntqE1qM_d3mJUdK5uhC7woAsK_.DF9fNYzl4Qts0Bs200gTFQjc5lrtOEgsH9Xiq7dHM12XqBIOs2ZZWUFZ1CsSiBfKQhVwj5m9QBFL7mKuTW9Af74ajvzwn8fJ3V.biOONgCl6s69Wmhn.GHOZcinZPtdtWuMJyW2mhRctTSh0RZCN4DTIWwR7WC9bPMDlZ0f2aNz_.Ya2ZUfFTj1I2kDySeAPHVQ2rF_.K6puL5FjvEHZFhd1vdL1m_.QchAK20X9N.JpdMWkSFCUBTQbZFwS39vglnNEaDO32ABtGkrHa2Hcv4IO2w8WuOFmjADYGfFGW6fJv_F0e6h4pyMLZCRn_7V57DTxgMo_4nptOF1MxbmQ2ViJS2Ek4W6JsvLBT0PsxRs37gMEvRG4CsSm1R_dU6QEopEUDgRI.rEPiSsWqVL1F95Q5Ol0MxuVenzJJAYGup3ZkK8DgbKjcsnYbuGTjkFCsuC7mBJ7tgrZSua_5lcmqqBF7a42BjzNA"};var cpo = document.createElement('script');cpo.src = '/cdn-cgi/challenge-platform/h/g/orchestrate/chl_page/v1?ray=90fae86d4da6800b';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\/5712098463?__cf_chl_rt_tk=lHBGvoImokZvoZCYsJVKCrJKrrT6weDPfKl9gGz0VSs-1739178016-1.0.1.1-Fu0Xs8lweEyGjR.5ISizaturX2CvTZ79D9g1i7CWesY" + 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