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-affj1ewq1.mit-edu.top/post/9053876142

  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-affj1ewq1.mit-edu.top",cType: 'managed',cRay: '90f369cc3dd3597a',cH: 'lHE3.ypbOlYapGE6.gKPOj1rEui5SRUUjaKutwt6ltw-1739099429-1.2.1.1-E_a.pziOS4jb21rvYpgqqbWn579sHFKfqKNxtE3GK5zYz1Tj5QV66i8kTGJyMnvq',cUPMDTk: "\/post\/9053876142?__cf_chl_tk=48ZsfmzBAyd6aeseW.GdqNfzlax0v.6f_WJ0oauCgKI-1739099429-1.0.1.1-lOKKwZ7ixvM9LMbLWsa4YZO3SsnGADCJSrROtaqvEXs",cFPWv: 'g',cITimeS: '1739099429',cTTimeMs: '1000',cMTimeMs: '390000',cTplC: 0,cTplV: 5,cTplB: 'cf',cK: "",fa: "\/post\/9053876142?__cf_chl_f_tk=48ZsfmzBAyd6aeseW.GdqNfzlax0v.6f_WJ0oauCgKI-1739099429-1.0.1.1-lOKKwZ7ixvM9LMbLWsa4YZO3SsnGADCJSrROtaqvEXs",md: "sbNNA5A01ZuoQWizJXhSA1Q4ZkbtQMZDA9tpaoQ2c1k-1739099429-1.2.1.1-c56mnzkMjRju0fFrjlFEvQZkhixSb2Y7B_daaQ2NluE4boN3XFZIQk53UQ_rk6FkOTfHK6OjHOEd_8XETZ1Jm8W8NLP2OuO8ov_8cJpEFaU7biTK.vVxnI3.xt9tM0d6hn7UZduZftKTWe9JAAOhLTAPJfMsoQA3hevfZgo21ezXfWeap8T77O_yS9nZp4hLEb3sBOcSUD8SMGz4MXr73RFGyQ.xcUqbOCjmYqia.wF.ykWwtK65_4f8YLkYH72WvwWDzHWBCSlStHvuTXZZEu540zA02k8Q1JtLQGaNLOw2eorOEojk15334M22jSuYiJ7Oq6NL85FgEXYvp7V8rIauJmU9lqkGYdZ8_F2AFV7UrBR4mBSECMwqGFA2GLpEg3I0SjOoHPuGFuYIq4wsVFhZyCqvy8lUHGcYyGZRDg.6ZRY7JhVef7kwZM73.NRrmuEZTHah9rkFIxitAm_a64QzmSRagBWBF2m2trCkulioVBEhkTQiJQUIWR.a32wBxqMmtiMKPkMyI4vIHZ9sTUlsE.8Weibfic6ol2dZC6hERFh1PxdS1OLxu3WPqHd.Ocqhb8yDBVHkQPmMNLcGCLVVMmqmeq4SHW0luDkci.pPWCVRLc8zNPRu4r_0CORBHdJyan2G7NyCFd6cAeEFkUavJRY2E8LxSPfRR9lN_ylclnt1NuIkRlK4jelyP2CJ268dctj3AORiRgVUxbVpNO6ays7Lh2fwlnK6gFR1KAsDRNSi.gNBE.PumUP.V_fNlkPigaTbA7yrlkfo85LqdyqimwV9WJMPopDFqCMv_nZU7Tzsr_kNmke8R5YgHfC69rlHLTkAMGIu7PwFoWhKjSIXFh7NFfAe9yHLvwzdk9U8CbDOMAYJvMoyTMIazRx4JUX_Qg84XDqMcLgGcxRUj6dPzj3BIfg5Pdk8Sg2kdeUFe0xSQfPZXqKLpseCP0oKRJ6JUzxLyyxuRC29OgU3Er5RWJWux44HwO5BduZyj4v_ZiD6su5yd09NmE4POZHPWp6H83ZbyM8uAiYjK2eRHATP2vsMocnLOvVxx3HL1Z4bHf9vMXU3nkgATGEFTz0lOUE10wdmPuB74NSMEXYfLwQVRzB4Jq6pBIT9lnU_5Vvlv2dWXnnPlIbDYxlotW4GhlIJL.d3fvHmyaM28.cUGvz8sBXWk5co15I7b8GL8GBEE9Ym5.QbWfXzIjoRdXogbavwckxQrp5leVnHZznf5sIEmS9pStUenOwBDjSUktMXZFZ79P_MuAD8H3LrBV7745Y8cfBIdfdMrAF6HInJXHYqU9s7y1J4YbLzQ5.7eCRHYQElsy9UwYdXjbYXTcaO0blwTKpf7uKNyOYQF48smSs7nU9IRqKTk9fZRnzOnkOnkWoId6E9.g_0f8CZ6cIeArK4E6b1D6tJxj.yoLWewFJpIR7y1gCpe83ex26Nzx3rwrQXy62.nSkce6Qu1lhVr5g_tvsH7gSLkhX_VMREkiQyqp1l5utmTKtWGVLcPMpqDtIJHNDjg6rDUxrs3AZ5zTRjXNcHOY2YNOQff8rNnSXlSebsnG0go.pbYbvrCNWd8ULXkvo.L6bHzMUhi23CmyxizOKbWD2YN.I0lo.ZbjvtFhXizEMETWgSSHsPK.KfIBTZfl97_uRT3iyH1VbUvrhDfiXAUvdQX7dG9O3uiTvTFPPzzftaTiRXNjoDdX70JjMFGzdJQDPnN_GAK_3vY1DSLmQgxg7dr7rKRg3CPe4RCc7HXOJtZaSNHAJ6rNeVICKzwbMPXSswwg4UJWLijzHbhsai_oTFpKMtYMvdBAXzeaFSQozFcIgVG.GwK3myrhfdpy87f8blWqVvbBnyaKn7vTUvSL4.NDFChtrkc5hUn1b86RCbvL77tdKosyFXKj8vAapZOjMz.mTYnm6HhP_1Ir6bV3HYHn1BnR7YVjVmnzeJN95kEUS7MpWXY3ESMP1OF84b0X7irU2rmUKpPY.JAq_uAB9WyAh0ltewO0fUMfa07fnmRNWdUzH5OHhDZMfMivkyH6KISlv9VZv0aPr9d0oNO7Hwfe3.ne65bZm9fIWW3f6xMkbWB1adNkePutl3ojIbvoCrIOWLEUI5Wwjep0niMhfpN7MJ2Lqf0zbAHkEtiSACJWzCG0bj3YR_tf.INOc1mWn2J3YZPeqQBz28DIobdMTXLSrR8FaprhoHQuWp2yVVucBZngVguRetLqHzYvwcFsnrkg4R9F2t",mdrd: "Gm_vsMmb3aF87Md7KOaVLL4pqliYJMz8fWqeJdm1AAs-1739099429-1.2.1.1-UmxS_3AmrCSdobS30qJShQ_K0TZ3hcMGdU_68nxIixci3Rimuj_J219aA3Epib_0.DPBb5W0zpgwZfg3kxThIeNfnuzdXxgkpNxRCq.wwLvya4qrDU9h7swrvIpfglLeeZ64sJOO3P3.2ncBD6S3p.a8CSTb86KI1dYh_xmen1EvXMx_Gd8UQ45f0Gzp7u94ZWy8yfbEsQVhIZ_YpEUMzv_9n3oQxVo60RnrumjeZE7XMtb3iEgDDBhae4OunFynz5sFJafhMXkr.XD0mONwtkTzzde_Ydm4O88.z0gRI.9Nj4yMDAAaUwy_yziNrehM.ww0_rwK5igz1KbMDFtpovLYc6JaVJuiJEK9VtdR0VCpvCvinit6F43yQi61LDG0oohsezZvBrNxM04ejpc3utgBqA5.sN_1AmXqrW6qEqidcxDrLUhLlTdV2Lm_2moxoevtN5E5b7w5XoOYKb61WvAgbewhD.a0mTavHuIN0nN2mBlcmcOySfJONKoEDE4OQvDTB2FO6SF3NcK8sHsge0vTZvVek_o.SVeF.oIKdHeupopTOWrTy.TkDe3RSmR43aBodW80LflYW7KlrYPi8lUkAwUbdtzDiiG3n7F8ZpcwnXCJZmc1Eg4bAPtoQwG0M53XWjwQUUF0FCYsNQpmWoi2C2CT7rFwzCvoHN0jJHzuwb_jpPZaYNKc6.1RfB2DuKWk1LuYxY0Gc2fLYiqFh5DRgGL5N0leLCom0E66g_g27ygTedIRFC.wwVC5fIWL6mBAC2sF2JHP8jcPA7mwKvMkz3ffuU4Bm5maOi_WZ6f.d9szbqtR0KWnK1Kjh6G4Yz5R6fi87n6zlCvGwa3bMNOhUPqQ2sIzRDQcpCFreH1sTQJbMZmUeiisklk4z9ehsTYO8m9EHFXJ3lZyvVHwfdTRUeozJLm0jAXOr5UkUwK6huYYO16oxRPPn0cPtA3..V4vcSVyQLr_KjpP0x3uJxtflMxazX8tSPDICLi8AlMoqBE8wPWeSPuSpr6Ufx3SNh0BbtfQPcPm0ggS1sHdspPPvvWo9VQV0tkrvJXWY7S1cWQsnlBBSp6ALIDubyFvsEvGjn2HVYkD.vn2vm.hqLkNn4BV05ARX_q6gCsYYyr6rkebXxfAyJe98k7JuClRdhIFZiZ9wi2n2C3kY67I3oc46GZNBXymaITXMg2Er0Ea1up.r.auv43brkzI5lpAhmvlvi2njps7szZHAHNukooe5m.z9VCNEQOt5x3nC8epP.h70ALWiLIm7umf0mVRRhfiJ_hegx4htmPYV4i9E.SaIM0uW_RoEnz6gKXxwCiasKzKjpjtH5fqmY0nkbANVvb0e5mm.Uvmkm3IWCqTxapRtaAtzUlL5Mk55Bn_k3MIHGR3wHSM4VyfjNUnyTGBC59yXk9Pjt4j3b.qnJgscTwCvIupgpQ4ySc6dTKN9aHjtuR0Jo.qs_TNskzZw.x4llN1jlWXSrpegwE4armfAMzDte8AciHsyXuQ1orT9B2.HJNVst2ku.bqqn_hRRPrThElwiVHg65rS.sZTh1IdVQFh7Fv_XzhNlF2DRpzzDo9C41l57Yx5PszMzB3mQFBIBIMEKK35TztCPzdbAM.m_LMbW2Ul3R34Hdt8dsN.sxsW6KXy5rRfDlnDF3R98OjTrqftVTQDWiiiKd4P1bwJ.QMWG17q8Z5Ax334jG8LLOOuwlt_fqmQjAuzNRlZagYzHxQ.M.ThQtJlSXIMgbxrr2fM6C.e2A.kQOfvfFZpJ3AppZ2PRDAKNVN7xqKak7DJxERx0XxXPRAjlnCOhD1Dg"};var cpo = document.createElement('script');cpo.src = '/cdn-cgi/challenge-platform/h/g/orchestrate/chl_page/v1?ray=90f369cc3dd3597a';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\/9053876142?__cf_chl_rt_tk=48ZsfmzBAyd6aeseW.GdqNfzlax0v.6f_WJ0oauCgKI-1739099429-1.0.1.1-lOKKwZ7ixvM9LMbLWsa4YZO3SsnGADCJSrROtaqvEXs" + 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