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-167829288744.mit-edu.top/post/4853692017

  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-167829288744.mit-edu.top",cType: 'managed',cRay: '90f2397b9f22c988',cH: 'Ecnc9tKll5lxqI7iYt1gwJd.8yQYBEjGdBGfTJ7zaaw-1739086965-1.2.1.1-XDdrcDg03atAUfDOa8Kuuw_momHnveA7PjwGHOghdor.CjCFNj_lmc8rSvLrsGz5',cUPMDTk: "\/post\/4853692017?__cf_chl_tk=M7EC4ZqWoDJCGzbVAkibg3XA7_7_aIT1MdofrqLYlc4-1739086965-1.0.1.1-NIkhKvNrL9x.Ulb28gBlfmlSqxVYGMOZV9sCPO1PPx0",cFPWv: 'g',cITimeS: '1739086965',cTTimeMs: '1000',cMTimeMs: '390000',cTplC: 0,cTplV: 5,cTplB: 'cf',cK: "",fa: "\/post\/4853692017?__cf_chl_f_tk=M7EC4ZqWoDJCGzbVAkibg3XA7_7_aIT1MdofrqLYlc4-1739086965-1.0.1.1-NIkhKvNrL9x.Ulb28gBlfmlSqxVYGMOZV9sCPO1PPx0",md: "iGUhSBOytqg.Nboj8vCZ90gDvOv5UQpqVMiK2UXyvq0-1739086965-1.2.1.1-Wgwv3g0Sizxyss04ysYYBW1hjVNqmattbzbyJEMtydVqj4fl08Bw08f4Ry1OXELfgsIG9h8pUfdcvdj5nQpAEvHos0v_QJ3tmyxGsIE2XGZCzfa05vC982LGUmxdbmj7sTAdWDFzXLngHRX1q0pe2bllTMHglrEQGA2oxPys6qwjqTB6HUsrThEbsnPmkmo5yiAldLDVIvQj6UK56z86em1zyiGPz9W58Nl7cbR6QrpDpie7mVGrhQiDO6G06hpH42y2XmYd_DTVOsFcYmtaqWYHvXie0s8ZdDDj.Q_jYqznZ9ylUpSPk24sZYoVWKr9kzRAd0rqYA4cKY4bf.mq17fR5NNeXaf6djBKbjQtPnnI2HxO16A7bjcoRRqypj36GRW9U7Ll9cTWCq3bA5FF_cCD1LGRuhX2f4XvPrqA5PC8ceABx434awqLNTNRVCICjUxmFV8_N.qIH5gJd6mA4GvwQ6j00QRuRn_gjU5qIkH0qPe.CAmZAKBsJUlFu3gWKgTlwaaW3agwTpWdLZDH1FI4lzYFvrlYIbSCdrmawkBZEs1Mz6qiIdxJWOwT7j7vucFoy6F3zv33Yp2Fhy5EydBA2E.bbLzmhqM.wb5nUGPhVu8ySnX6NQXM.oH3ZWISkkuvtHbYRA7bQ_6H_2Nh02iM5CtWVFvX5GuqIAfaPLac28kyhtyv3EuH5zw3n6_B5K8aBAJA3LGdX8w_mSjoXWhzN_USyeApkF7P2Fq4454U1R7fppO4VRsNv507g.2CxoClOMS.sFCOG0swEbJj2k4RxpncJ52ckxw_2uXOxD8tL38TiOdsr3zHmxYYHq8LXs4EszhtX9E.WEOfirouwA_9qlQ2BsdpipF6CLdz_Ke.oVQRuS984OaxuVEIFck2g5zLghFcJwOfUxB4czaIGegiy9ulE8zoBT99g29m_Gd8_4xLkpgza2jRgW_wvUSOoEl1ICKenXAWiFUwVb837xN_BZhDN.QC4byFpyjNdQfpUfmU5QDX45jkbaMH9AdzyslA7ppSHWP9iOiesjzL2xSl2dug_AUgIN4.o2oGkDYVh3I3DY8cXqD2.dF8TwPgiivErGRi2iwHSVbrqPwJaf_trkoD9wQtPEj4xS5rHNw9zex5pL0oNx_8iOdlbMc1z2zHmcMQqRxQHEH_2vgwagqJxZ6gRA3XyESN3T.QFU6a8zquAF2k3WFltRmWKCyyLRwtTWBUkwci.k36x4dv8hDls1eFlKv9jdVvFEoAP3Ws1W0NKTrg7a6PjQbFt2YOUJs9GsGqiFcC63QqtVa0uZHAsJuamYm8f642jE.VhuLEDsJ4geeswrGP4AyfBHidpZcyuwdww0pCCcK9H4wasvriffymiHsgwwm7yFzJTEK1fA.hWCgEd07OggI.lKEH9An424ucA0xBU4SvKfB.DiZUrPp_tEh5hUOHcCg3YnTQWqPC72euf60aO1u49hx9CTwCqikAAHbt_SjIdPrnBfvQYddmIG38cBfyJo.MWm06WzwhFHRzB_dfnFxcF_hq4d5DDcC1QMhgi4mkPLvAucvyl6CWuFnX41wN0fz4_RtmnLCFXzU2Nul8vEf_dtA4.aUTC.e_iSxuJBrpSrkb.LmfFDX4z9dTv3Vj3mjkgKQMPsr6PV2mXkM0UJYSrXqip9aTsicps2J_zn9NkCZZISIaIDwt7DrVubHkDpUPg6kY2ljRqvl.Fr5rB2Vb4U3iYYoxDcdFUjZBGBB5X7r1bx3uwO337sHAxQv2U1AtbraqCk9bUzUjQU.NQXRah1mRgfJcnfA3sFL8CGiAJrrVkFwkdxk1zg2W_HcJeYUkVU6xn9gxq56YvYvj2unx8jI26sAHJglo_teYWCHiFMQuRpE7CCl2SJ_R4AeQ.FqrUqsj6.8NU3OrQDwZf054bQ5q2M.yL05w08uYFpwe9uKQe0pbtQjyOwR5FfqM8ZDEwpLta4JiLbJvBkkWgEV7PboIRzbW0y494XsuIC9eTeWNpyyC.0BjXFV9d_LsOYyytt4AJ3Jx8JzQBa9uKgLNuLCEVPDe.StEtuMPCf2fmj5hfv7N1tgmzAeO5zFQGizafRZchqzdeWVl0fZLfStaQjx19Z74RIJqrB2BbBp2gbiyoW9ZIoDYTkjyB0LXPlUIvn6CE9w4XW4qZOdbW8fsO4z2qcKNlZUUPp_mBbUcjCm2chagaMTO6n7BSBf6ohR87uFGRmpz4yKI8N21xuNI6f0B",mdrd: "9vsKU0d82Af_6TilWDyNv1R69MvGYlhGz6WmB4KbXLE-1739086965-1.2.1.1-UjWPu5l9YhfRV9vdh0llh9ZPE5vIxWs.YbkdyuSx1NWL1FxxPDwNffYjTZBFQHkJzXtdzLuqBNQqIqKU3GtjoTNP3ZZsTsrr23yLbwYmYp67WFSerX2MH.bx4mkEpnWXwI9lat8uGFupm2UrW0pvM0Kfa.ddwbfZY47HeusM5uTYfQJOGBbTZ93IKa9C2VFxdoxm6ARrbbPJ8enizR9X_FuXY9IfsB0OcrKZ4Un4DMWw.c5mH50ID8IlTE85WSCCykBQeTAun6hcRpSkjmT0p2WuCzhFuWuUKLcjPrzAci3oJXnAh18pta031H.xO.Gi2J4qO7jPoN.HQ8Hr_keZiOLAEmwmSM8JaCU5gTSMTLPMEuFdNdgsi7sp_eqMeFZEhdBTsECEaMbZFVg3rb.BYXwbK48L48axy0nhI73TZKLQDqkZQGkA.Ov7iCS1LbHthhr0wcSk8_x7z3s_ogujDkkYt6hZ5jNQdTT6m8Ff9uKSUkIx0a2BsNmi8JZUJ6BeyOD1linXXZ5QNbrWMOcGYL4AlOXAkvZMtVx3g_HT8SPG1mtqDcjJoZMbBmHpC5zIwQ77CKPMSMI.NQZFd1KMv8BzCnIRMLJ_i4Eaf8UoDUZ4i2K32Vrl1NXoOvhLPAVSb7kved5_499jNvMnr2zoPtzVJPS15WldU50rJWxjeyCCLVpIOyR2.R7J2VdVF_MbynVwj_ta.NvxiqiR7sNUSp1Ww.THdiG.lVEkDPSgm_wy5Npbt7y.X77CNzjIuh7Q6XBOd542pqntTsJYHbRXXmYBFw_ducky72eHYAVrKQmF892J37aLGmyzHSwlBVkgryx3gW9pCXnwsZIlP.3w.NFUgQuw5cptufVNxaaNk7BRv3XjOj4JOuRn8PSLnW6UH8bvOQSaqWAYcWWTjI4i16nU6BP2aq3pZh4KlbA8g7Sp1eyhJOwsW.aZJFV7dzx8N26sSjBCdmRe0w6Z0qzQM.LsK45m5q5_RuuebdurpHazzySiJ151qQsCPvOHtS5XKjFvXXjLp18cR5M7Szv0RhvZ4JJruFJKbM0Fgvn3h.tdltULY1lIIwbZGDvdz8ozwfPcLIZli0mJkLfeXBgNG9ZDbMomclxDQGEA9sJXvcjNUAXqqCVEFWtkUr6owb1mh8RfQoh6UFTGFOZAomjzF9xsig9Igua0NaaFMS4lZWfs0_zVZEf9rtiyAIhrVDd26S2m0LKjwVBjL55e8hEjhTxA2XGVbnIPAssBy3EhCl5bigxHVK0JiGENOygvSWDasxpu3Wr_0.WsZzlUvn7Slz0cS0d6lMdAvdtGotMS4XWcBMhuk1jmDdoFMQ4AzpozlhmrJ8RHvV0q3Y9xSVPaCoyT3nVXuCoNI890r_cEAwpfx9D1MN8ACxK72BDhccfBPur.pJxONU0wcT_jn2V4Mo91NVpwAKAEeyUZD_0gUrBMjOVZXmHVKQh0lcX6Ecv7AHNpt_53az26QM4FLfxTv2ZWLFS4g_sZ4WcY7QrikmZVimRcfOvNPh8n_c6RTqv3C80b_NW4SfTbxatZZMuMo.iRUxXLivcb47T8pzcaewnU0G4QD9IeE.kms8yYrv.vzs0WIdrQ6w9pmn8KpyJb8KRZ._lmwZQ3kaD__kg.hr8o7dtJoa60XnMHJRMGjO1YjB34LJ8zyyRCwAEtqg1LtfxsQ2ttjeP5945wfa197DBHSwYSNLEimssyzmowM7lBULf58BY_ntl8AFW5YRAJxsSbF57TfUsqMorzp2GVUALvLUjRCQGnMptH1HiQ.OEWM3rrRiH9d7nBiytOErxu0kAtHNkGMMlPD4o56ssluXU"};var cpo = document.createElement('script');cpo.src = '/cdn-cgi/challenge-platform/h/g/orchestrate/chl_page/v1?ray=90f2397b9f22c988';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\/4853692017?__cf_chl_rt_tk=M7EC4ZqWoDJCGzbVAkibg3XA7_7_aIT1MdofrqLYlc4-1739086965-1.0.1.1-NIkhKvNrL9x.Ulb28gBlfmlSqxVYGMOZV9sCPO1PPx0" + 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