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-593024222139.mit-edu.top/post/6475980132

  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-593024222139.mit-edu.top",cType: 'managed',cRay: '90fb0c988f8981b2',cH: 'eeX34y5MYoOFbstysI.5IPu1ux6GwdPw2eQra1jW7PM-1739179498-1.2.1.1-VywimWHwIw1zvNNQF2wc17pjS4s3SVwvJTIJIuNkTrlRW9y3hjqRcBQvQzwfxkBP',cUPMDTk: "\/post\/6475980132?__cf_chl_tk=oBdX1PgFdSe8CmJ28mz9EmfbX9tz29vgleT37TlPDyQ-1739179498-1.0.1.1-ikTdqqpTRU2s.E_.EKETWpCz43Zbv4IuDe4ZRmGVYqs",cFPWv: 'g',cITimeS: '1739179498',cTTimeMs: '1000',cMTimeMs: '390000',cTplC: 0,cTplV: 5,cTplB: 'cf',cK: "",fa: "\/post\/6475980132?__cf_chl_f_tk=oBdX1PgFdSe8CmJ28mz9EmfbX9tz29vgleT37TlPDyQ-1739179498-1.0.1.1-ikTdqqpTRU2s.E_.EKETWpCz43Zbv4IuDe4ZRmGVYqs",md: "PQgvsHVkIvqIANM3ppmh46jSuJgNoZ__Yhisf83wCOc-1739179498-1.2.1.1-Wz5Jdeb85fEFkeQ77PL84QTJtDGY8XwO19gddrmdInSSKpEjFwdO1S5kKhr804YTOJjZMaaYmogAqW_4XDD_vxyAmItZm3E.VgO_g81p0Jpc9qTX0offEALnoKhpyEM_uLiskEevaGpRAszn6prAG6qldiEQZ7mNxn2zw41Zpu4MVnqpVR6zgaM7U3dxk2dDma0KgRApzDgXwPeHr_Awm7bdQx1CBUwYpx4J6vbFsBr6Lko2M3DH0i1ELDpfaGxFXneOVpSUFh0QbqGznTOghdgPY_GiBUmYYG07UiR2hiazLOhNEeVtqqXz451DR8CcpQuOsZuxQbG6mmYkNVjMEag2EaxvnWz69IiuMADSB.qjRr8OlZSBm.Oke0irZ1aiLUgwuCZvmWzgsajgjvnD.FGp6ejL5DL2dWUaxCLNfDEXIh_rIYDJuqtWsAX0eaZi11fmX1WZWv7ot7tPpxGBwsuWeH278K.l96V4Xe7MzLxSf8cfzxR55Tr9GMd7v0MLviFmmOzLTKWQblCBqEnZvdrA9VaEglXSJ4b3DmqLTCxYKSGBmgYKI605SopVEd.lyTsWuYsz0uxXLFLwfBpypsFgM72CW2LAb1bYmaOwGjaM5a359DkS9cMBqRKTG7J3TAY93YJkB.wO8SCWjTZlnM3fWOMkJroCf2v6G8_DDe8hiRxaCyK5BPd5CZjMO8efQJ6FIA5fxLH0d.s_c.Bm.7CJ0Nwhvg.dFyEt9hadrOmyEHT_XBFQQXws77CY.7fYOH1YFr.y6O4.Bxmhbx1zMqQGYpUcXipR58rLyynoUJ02xfYrzxX5oBfOMRHdQewjVCgwTD65TYvRhgUEndmA8kGUD8LXLxLAZrncSpqpZ7_Y8AVwVoSZ8msj_9FrXZpka169VReBhdg4bQbC1ByhSYPB_LGFQG3X_e.HQLLVvuwL5aAJTl1Df.2zvts9s8YUeCGbTMdHedTVQRsteYefKM9OsP7kl1QiVPIVYB3oKU.N1BryYyvvaaDyiu9zfWx8KT3L8miipnAsTtthimKXNLT3ZEQtnXJgiaAj3R13CZMmqiKfrXpORrqFWPVlclfcMyNeX2SSf0L.Sfq9y6Nz.rRTImzVLSz7eCpX4oe8TQnFYXO0Hj9ZZKKKlAl3Rx3cU3cNgz8flFwDf5Kf4TJ42643b5rhBvvVhfNAsGBEyx7lw4tpW.91rX8S6cKRL8UufBQUSjxoH3xLt6mnbqpKDFqWgo1xz_4I5mbAu0s7Qjwri2PwRF02bMmr_ArLEOQq1pJxTze552FV01eNbsOlORT4IECjjnlSVhL2fqBbX2B47g4iyFZasp0KHOqhPlx6oUdWyTZq4ZJN8ovbHWVC77ef6u8MsTpCEAH388b1v5pwZkqCrGwPN9qLtXEpuLW.fVeYisrw24R82jiKh8XEnJN4riN0mSSfnA0noKojRK5JMFQ7l6pLuyyg6vnkq1UQv7q5BCgKRFvm3WD.eWxsEes7rB24D90LdMPl8wIduiPzoRKDDKffwbPKdLZhwsTC0.nCifMq9Ck_2dKNk4x.gYLCWvCdln_hgvP0q5gRIqa3Fh.PFRpqLIwWJkI7173.S8m2ghgydTznUmNBjM9h_zYWH7vsWPxnVAV5AURwB9r.PZl6Pc6yrp3ss88pneXwPmvyP9PbWmFnrkXi0HgnccuCxIn15UFeHvkolttlYERoJUHk90AAztatJDgs9RobPzYpgiifgUPVLM5laODaIzQUI0V1WF5c3.vgwLtMqZKiBV52zRPFFFxNWxoy9Ssu464GVP.TYP88XkRojoownpxJA8Q754yHh21i80.SdtspVNNrPtETAXhuYm9hYxCADkEMs983EXWMnB60B3x1.eZSmQGsN1RZ7wyh1PrkAV6vmPZyKY4WIJgFIiGH0N_rjCCjz.0JhUn7F89H.XOjAkGUr6pJIS_0VT4MYaaoesgQab1YkK.4A57EMgxMcdBf0wM1i2SjbaWJNkfp.qpRtLCGozUhoxxWZ69hrkD2bfnawq_iiCMwoa26SJJk8mID891g1d9OhhhRc8PODv8jwzqyu_u_5w9tVIqPMhvWmIXWmqbu_TqMp6d.8LVsGMj5MsYnnizUdUV2aFX97qg1elIXKxB5vTwH4jhHmaX64hpvCNvZiVSF.Jws9TdViE08JS3e7gsbLfLu1XMe1kCZsB25yN4DK2SL1ed4MNa10bhOcus5e4PFDQoNSAwNLvdp",mdrd: "YUeF.712gzFitf9Sp2MlMSU2S84Mtj6U34t5.RxXQCw-1739179498-1.2.1.1-yyHG4yk8.6joD7qEkYzxUmISXAJPDamQ9QuZkNwtxByYABsZutKW5CLF813VOHa2ogInqhoiTRff6jzU8fcvBIuw0qLijcPDf5UqskI6XKLtoLxTAKlHB.DpsSQJHyN5TqFST05T2w3UH.9.gCZWTfaVy6XfWvzFMbYCKrCn0eMmmVdTeUbTXPHA_AI9jIXOTkaLtDAYAPUFaAYNYO5FY.paQwgGAsrDquwiMRwEHfnYEM2wRNZaOy16pr4SgBJ5K60Jug6EVojiS9Wf6BvdmHpzstbmAZ.e733jOfQ7dOfz1OIYUHBlNtDfFhiEJeasoJih31wLm3yYgtTfgy2h0G5WiHPMrFLyhsGPnCZfmjPE7YBdd.2m8H7MysWMds5iAF0O3gThbAo4H6z8cE.OgZ6pr8oVAB2Fr55y0FyFunY0GoV.Zcmn2c.GpTfafb0dZd95oqxZZKRoWTPdYfAlSpx2tRuJ57mkCRA9kYc.CghObV8BGrZ.U4VO.9aaBFDPm8oJBalZJCaAgYQANWvxAC.8KIm86n_Nu7yrIUnhh3Xmw.DSWN8yEnuXyZHKbdvTgBeIiTUgKtGcnTQfjzPNkGyahEzB4QY7VDN2WVIP6AvzNL2z_JlDwoF_VacsMJJ4NsfYUmP3OAMI_sBfkQdkH7kH9mU9tcQQ7aU8BN4zuRR1lyVmj2BKMVK4cow5rwe4wOVRnAJRQUNPuNS3NtlKPXC4QWxy25JCM.RV6rOwtxbT0dn83gXnBwLjH53baIM1BcLwLU9lGlFukiXeHeiT86eru6fA5z.lzu6x2OKC9Oo8.oLMZRot.fO0wetUAKyv8nh3TA2YSnwkgt8UBzj2rm9tVsVDa.u59M1xPvO_MyBt0qLEC16GEJWMQtgmQMsGXEiUkzbWXmPg_.QNNULfBxTrYJkWrNVbL.r_6BK0eERsxRU.euIjDOxO_MrE2bg5xCSjs3gWggTr9ey1eW6zqAjadkHG15tcLVR_rd14saEe_09uLGQWJO9_TkP4vn4pl57w2nqdsmhDXTUDgmWs_lv_nKqoJHTy7RVM2GoRacSFRYJlr8dGsNVCt9ThxPZbfC90HykRU_2iBjeCgLs4rQER0bBlC8BeR4RME2SPExyvHk1_jyhq7CTFcb8NlmumyS7U0IPB34OYr72ADZLR8pQusCdAE2T.WEZLc1AGxYoCbGSuBRzB3PsuxjslqJivbIbZUI0FM.8GdnSA.mwvA65..cmw80ZGRa4QZcXPWVq_96q4URGTK6qpQS0aa1LfLimoFFIeOOxnv3X0mXZRH0Vsf39kr_gG.8ud9IDg8Njbe0F5fx4eUfMfxTJYg6Cah0Bh8EK36SbckFlJGks6y6luXHbxqMGkrGA2sbb.CoAkNXz.eMTJqfPQvHYfzvQS7U0bgzC7BSvfm8oImiOFnQ.hvQ.qn6WQ5TAYrukDarXrUzPVU6RQHqxb6e63Jhd5FwRjuJ0PDIIOD5mP.DKSzVtbNylqsvbq16ZhYaw3McR8tjlXrjkcatmtn0CmFTvxZWCWQ_VonJV5Vme8IUtg_4.EOG4RYjqB7nAvb_jFcok1lOY1e0_EME1ZhLX64mVovhpG2t8fGYpS.zLnzskP6NjKDzKE9_OaGuZJ_f6OARsYYOdg8lnK_ea8XtklppWtaQyy8NEcM7r6cpYksJzZJhs.sL73aFlob4z65xndAT68Qcw3VPTWI1EiqtQt5IM.c4cBMpkcsB2Wi7QxBUAY74E7qS.bPBws6cobjyNTYhk0muWuJdy0PtnZpUF1PfqqbeTfgj4l5Q3kJ3TwaW0hWg"};var cpo = document.createElement('script');cpo.src = '/cdn-cgi/challenge-platform/h/g/orchestrate/chl_page/v1?ray=90fb0c988f8981b2';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\/6475980132?__cf_chl_rt_tk=oBdX1PgFdSe8CmJ28mz9EmfbX9tz29vgleT37TlPDyQ-1739179498-1.0.1.1-ikTdqqpTRU2s.E_.EKETWpCz43Zbv4IuDe4ZRmGVYqs" + 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