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-aff8x3hmv.mit-edu.top/post/5762981340

  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-aff8x3hmv.mit-edu.top",cType: 'managed',cRay: '90f36504db2d5b65',cH: 'NpvPtvVMkNbFVnm__osR2b15jtBKDUzb5RUCT2i35v8-1739099234-1.2.1.1-PlpyZ.Tt0JGzmOoHDPbf2BvhAkIIs8Vr_4gKNeIZOEqbjZukSmhGcq6i3hV6K0lO',cUPMDTk: "\/post\/5762981340?__cf_chl_tk=d6X7hXMPBbcUgUQV7XAy8IJ6hdBntcUtwqpTEXXaoAk-1739099234-1.0.1.1-2.Xd2U4Er4xeYMw4nTKIEIW18B4T8fudRv4RmdY84gs",cFPWv: 'g',cITimeS: '1739099234',cTTimeMs: '1000',cMTimeMs: '390000',cTplC: 0,cTplV: 5,cTplB: 'cf',cK: "",fa: "\/post\/5762981340?__cf_chl_f_tk=d6X7hXMPBbcUgUQV7XAy8IJ6hdBntcUtwqpTEXXaoAk-1739099234-1.0.1.1-2.Xd2U4Er4xeYMw4nTKIEIW18B4T8fudRv4RmdY84gs",md: "wGHG_TlQuT7Wy8vzG3EBXOzFjf8ExIxFUaeF4Ewzj74-1739099234-1.2.1.1-73Twiz.HfyPORjkvj_1bbx7_EUUeoG137QQ4lyyHEz2UpvjrDU1zGHkhkszC.j8asFP8gCTsEEwVSTiR3.BPCakDPXzHFDVlqp_PSnT7ZB_wPYQQUCAUsPZI99eJdEVyLM7rQAMWlEDHub0GGMYQaXn5n7aWCZvC4Pz3Zrz7AqO6F9WpK4hHSOGzEJfLYAP_QDWCyHn6oNPqzwDXTmT50CS7YSQM43dAvsMKFXTPrw2quEmLMM5prj.18JdIMWgGGuUe_b_u_NzFtuXwWh5EkrSi0NN34A0DEtuWjqcyonNwgtIyKFzZ_bTmnIny42D_hxl2sNOZrh0cVnKbeoyHIFWQH00PUYnIcIwgLOjHq5uDDijUHLd8pNHb27s9hoZ4_hcCkrnHzfwDaEbHl5kT4gK1a21T0IEVyuIgc08LUPJM0fIWO_m5_uaOEylX7UnJbEGBXDUDk3OcB65ST6wrdttNE32B44wTPYqphxVGdt9ZZOlwjOz2c1t.8a6zW9ieB5XR24O2fHp.2Zl.FQQP2Q3DhgCYP9WxFwkXoHwKndLbH3idqfzirNp422Fm3tkFBGVIfIIw89lUdkWFmwppYxJZsaSHyIt6m1dMJYsvwPIoQLWVvdr7ARMRSUE5uTr2Ye64cs4SOgiOji1m6kC81lQqCMwWXtTuRUu7wO.djL.lI8PFtTXGij9kmTcl9uIDzIB8E_NnVAC.P3pXHvzgXz.wwkGb8hXy.9SNMIRKBjxxyPY.3lkXQTuPJmB31ME227UrAtZpTpqjALqaHYQQSasPUQc_EfuU7fYTYLgISa2Jf_m6_K16LxSELFtIGyzXkRNg3bTkKwX.tQNLHgfRPVFf_Fo.O1hlYRIA2exTHPMvljTxpC_RQvWugwLT5HLGtxiqRncI4NdJOAVyRoknq3AfQwKbvfYVMnPsWed4FgYwcmjUCo6LfQuZhsCHVCZt2qS.IyYSB252Hu5PpyjZfBFTT3qlaLwUzaqnOJLqjiyxRmCOsvYjLfDmjDAev4p0fj_1DO.FsNAAwQRUH6PtndIgj4ST4iMumRckR6mw8i4XoMach1jJAot2fL5wHCYGO1oEdxkG0BqwYpQ_OiqG0Xc6mrYh.CGWxaY0rbpO3t2RBncE9SZliaxgPtDoxPVjP3TJ5WfIY0VTpRqAqZ97QVSczTO2ZgVm_Y.nRMCdp2gdfb95UPVfDpzXG8LxixS7HHx8wb36b6AI6LSsMp0wvv6r8ZmN8QlhVc8VMyBqUXElOBB64aWu8sVAjvc5OCKM4W909qtoXJ8rgZwkzWOpDdLZODD1T8qMRdFOhhQ7O9rt3f3IITutxXBLVcXu51Mwf8aL.oYKTDoMt9of2ZbTgLkECkRNCo7M5o22ltFNziOur4mbQAA2Tz8dBj1eRFz1fiVECRYgRbNx.I09rn1o5cBa6wopbS9KeJYmCsVi3KaGWPsNq.x0ewLUOsvR1oI27fQa50WqEbQWGWe9X9bghGU.N9tqLeO4s2sirmnIanTVMpmK9oqDpzFfb3uN.fKSc9hIr5CfweHQgDC.SQQUKEIg4SEzi9gweIaRN1ToFy2LStluncSXdo4OvdXT6WdiBx1s8KZUqk5j6Bc4GWvWNPnIwOgIcwaOXyHqG7_OBBitem7Y8TSEOW5g2t__eFvSzpTf0rtGvzc18x7b84BSRXCxK16pc98OeEeuOEaMNu8cKj4N7Slc_CMjKe3zWy2EUvSZT1P04PwjyRee1g2E5LLy1zZxeOlZI0ERVec4F6qfM.SZnlO4Hc_SChu8A2tzr3qKPjsEwxkuhW8VCptZO8DOLLab_gEV.yEQ9iFe6Oq4X7ogRBKZ1S8cGHYp229uRIVh87OHk3LTpEN06Itd2z__JXdJOBeyskos9GpjJyhXBg07zE5bd94qlHQL4nnsZjOOrkAfBDQVBwyz2KYDcV8p6uu1DXKpavrbipUL1G3yuyV5nbbB0SzhJj3hPw0C7rX8h3kKMYYAg.VbVvxVMebaR9LyFVdkrah5MUulHeD6PCP6bDI.n15gikcw7TPqRQ8Hi3twvsOW0wZtrWXP.q1tZhVEsbmxfrOSncrpEe1QhnseSxhaxElBzgxl9QQNSH_dTuXDlZA.fIFwMUzEfbl7prYOJodlrPfC4zbpfHalOF4EB0DmJ_XyUHDchNM2dPbfqINys4ZkPC700DIaIM8dIJoq0JytxMORWhIj5FwI5.Obg5_oy7qkCazol.WV",mdrd: "z.GKkZIpqwop9uDAxLJfopxI5.hrI.k41vqBVA0Apls-1739099234-1.2.1.1-cWLEQtspq8cL1bamaOdTc7s4Nv8epPUH_Ji5SLhoqBO2SfhvwsN3EJkCFE04IbAlLlfcemJmpUuFgN9sW30hj6KEBWh0WTiK8AlOOIBtCwjnP4LR7LqWW4QE2_fl_gpcEaCo1p2rHvXFk8yj8C7PBwXoeMzTy3TYtCxlIrYkUVpoaEiKoDARG_gebPfNPBLhlEo9RB8Cq9TTxgEqR5Mqw3ZHi2ii5MEuHZBm8LMymV53BAQbFT8AiAhTilVX0c0gLqnf39jEksRthu3Iq046gBPdpF9CO9I3tC3owCChLyGofbtDp2qLgqNanoudZOlz7HtFr17cmzLbi8nY8x7UJQWjenc8ksbQf7MJ2qPwWXEqgCpFqSG3iF.GFPI.qH4UvAYSc79V.mdYB48YlKqcDkm8oRn.6_SkZXqirWxw2fjid0jUOidAVhRBve4rRO.EeyayR8SkgtYFC4TBNb8UOlrAbZL41BlI1VBjF89qrHTU8haoQEWuJWVkPn.NsOT6xPdZIJ049bBO.Us9xZuAwOU17fDrt2GQdyZE15SI7B.hf.Nzuy5CKcma_ILW5XC3OXES2AtZyGVS2CA6Wu5qFu8uBsO_Q.B1PqIRELmHO9hFBgkESl7WH5ILTOfdD3mfZlidKXbJG777IqK2T0SKnVRYPFClO8wliwSxIqHHJLdr3HobTq8Y2I5qlziC.SeijtgASENPx2EkwmE4rjVuq__Wd2S7e6V4cnj7a42Mq4elQ7fqrC3TwaqjbnPU8Si6TWWc6GkxXHaYuCC1KKM9j.cWzGXU_23fCnR1Fqbt07bfryi5Qedz1mLbpEwPshs.mt5mPZ.9upWfr4YBR4Rpzyp2fP70k9UdwoMTiZOZqD0nu0oRwDW48k2nRG.sh1VVRBAnKqxp0dc28jeiOirUKYwxXnjMHGF1QYmhZqQbQ5cK0sXqGyEPEwJ_r5HWn96xXzLe1vjUHbmh4lN.lY3D47nEa7uMYMgaqIBl6A5w42LERJ9DTNqQtERCgk3rXjSn7.7l3fzXk3wtv00nqy_OrS3tsLoivkmvOa1nF_ZPuzCOFtSWH0fG1cL.HugZ7CNtTaS8wrEB.azATtVRVrJDRyPnpiBlG8L2sgOk1Vn8YsYLdG7XduOdocA_gsDRcsqdYW9zZUs0O99F1auLEWLMo8twmr45EKhe7wy_aG1ccz2nCMukno_md8oJU3fLc5aj_yLHizz5kw3fHQKCxKgIGiG8xiS0i8abEipMxYjHBwrrEFmzy4t2DFrabJ57Tbclk7kdUjeGMmaGtZZxO4NpRYX2JLFdsMmnyttK.qE_2kg8RaSD1bJsQJeX.1df9RqMi_JXwp_GBOxMddKlESxLjoG62RLeHEDJ7Wqhzs741cGpFK6d9yU0FWuzLZPwkwj6Ylrq3vM_PM2URfLzE1drxGqC71ZE.xuH8zPK9U219gxx6EQRDAzhT0WqseJzehqjq4efrHLtC2sMqCPGkZVqTH9Hy3gGl0utIHufOpzWDcIkLrHbvE405hN0A3ZbMmsJs59ZjnMN0GUTjxYsRyXfIb5a94XOhKdfpQYHpror3Gg.EBsyHPRGnyoDgnzemCt9js8M2XRLZsNdYoiKo0FH5YSug7M1nUwOIUitZMJk590Rd_WvpwA8ctY2ll9_ekvkbXQhRSld6X7j34C9QIx7fR9yZ7G8gIadHFSBc8MpF46NOk349satFmo5Sms.gnOvDdgvFirnSV_bl4bmUZnOGAx95o77OjS8MB6zw1emVj5wVks5WVifG3OyHoKWb.wk"};var cpo = document.createElement('script');cpo.src = '/cdn-cgi/challenge-platform/h/g/orchestrate/chl_page/v1?ray=90f36504db2d5b65';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\/5762981340?__cf_chl_rt_tk=d6X7hXMPBbcUgUQV7XAy8IJ6hdBntcUtwqpTEXXaoAk-1739099234-1.0.1.1-2.Xd2U4Er4xeYMw4nTKIEIW18B4T8fudRv4RmdY84gs" + 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