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-376420712445.mit-edu.top/post/4071896523

  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-376420712445.mit-edu.top",cType: 'managed',cRay: '91104bd9f99f7fa4',cH: '4i118.Og8oX0LNIVQlfG5J1OIm5iP1tGNIL0WgQTt9A-1739402290-1.2.1.1-hF.saGcI1x1Ejr246aNGKm9_tCPGJI2kZ2wJhesoaITnwTSaoAlRDVN9mRc0YU.H',cUPMDTk: "\/post\/4071896523?__cf_chl_tk=ruO_0fGR4cz.eh5jnTTpbfQKBEY5UNF6dyVhcHNR26E-1739402290-1.0.1.1-pyeuPhYvnCxBo3Rzdeb9gAX68BuP7Dw2Zh3ZxnCt6wE",cFPWv: 'b',cITimeS: '1739402290',cTTimeMs: '1000',cMTimeMs: '390000',cTplC: 0,cTplV: 5,cTplB: 'cf',cK: "",fa: "\/post\/4071896523?__cf_chl_f_tk=ruO_0fGR4cz.eh5jnTTpbfQKBEY5UNF6dyVhcHNR26E-1739402290-1.0.1.1-pyeuPhYvnCxBo3Rzdeb9gAX68BuP7Dw2Zh3ZxnCt6wE",md: "Et0Ceih9MNJGlq4B3UXj61OhS1uMKimEMJajLDUrNc0-1739402290-1.2.1.1-_LtxGR6pjUjt281emSeoFEveqfqArIBklMYc9eKVNw5Jb2W_sIczIksouOjOwfhbEUvYLni4IisgFdBRQtG5pt4r4uGBcZzNCZEdQ5cfE8dTQevPAC8hbE2Qec1q3YsP97HjFCiWVRHmF2LC9a63h1T3h00ss0h8nL5gNk0KVTQWL09fIGXIeF.9KrMnwNHTV0lIh.oO9IBBoXLIje63hWwqlZA1FmU5LHwLYKTXI9H7znX4Oy4lqYs7RU71GdlcPvTpFxRAuBbwl0VIPPXj6mOFR0lMLfKbSN7V.4opW_N1pAip1qKc4aowh.zLVFpldp8BqIwZ3wyiqlhOXIm1pVTOCzl98qgBlREoLWvI8LoPb6zoh3YRa.e.qXItXaU2IbaVdFYy5kp8Chyw2r0Z3hoIZKql8uZtab4fBGvkUOUSuJ1421zI79SFIn30p.23MKRuYnEENFA4e2eUMcLAFLTijfy4TGsw9fZsalA2x3kW6dwk5dBPS0kFf12NpV9R7jQEYXKaiCHSbbh1JVfxLuJIPrK2crNoIyZXef1ZIqH4O.h_MewyfGy7D.LBHZYyGXmK81gTs2hCVWdm.CTUEc7ExM26brQwNygCWXY2gScBI.bw523NqLzIOan9uXMBT1Ez2PntYCSj5xx2D_.ZTpGNvSVejn.y5soSBdJJIBR273uWowCZIQxhcbJwE3DQeiKEvKRoWrERhhE6hbdvFueVpn2uyyLdioPUClYp0M52DxQ3eKdEosxZXo4WIbEsYrpi_LEZ72OIqsNNf7RbakI8wwaiiN7XwsJNPJDEabAx3QgOYY1QxwwtVa1aKq.wFl_E4YotONI0cqoOk2RGafaeidqVsacLXK9C0UsDTCkf4TC2Tx8gtDPT0WdB4_DVQx1ISiJj4v7yN5nSHhkziwiMW1OC9GD2eOHCnI4q1xf0oNut0KGiSqtmUZiTw7j2.LY9.Tc4nEtNlaEuBU2aEYax3Na3QbOFUDdyU_2AcLHIKCI6VW56oFJAVWuPpnkbuiU_rCvtmA9zPSZw60JCJAfBINS3J8dUlKdH6keVkTYfbz92HS3swuHSSRBdWeRrVPGtF6vivTbO1ceqbEM_.yKQ62VeAiu41lPOqbJU91bWKwVTn5csLrq0QFtsRXrsgeZgp8nir7FdV4EK_SpDogoVIkucfVOV.uHzg7eaGkX5VdbkLoU1BhKbM.AnrzmbSo.Kr5KtLLm23MJUwXRGHLTi_Y8JNp8nkXUKxyFzoR7YpBdvHuo_FF18tq3c48GcAmDesdbjNRFoV_jumzBsvU3_rp..QjxrVs0b5SCLjFgcJI8p4u10oOFjPNZ3n1afEfwOrKIYMAITGDWiGJ.hxDsYJ02LBSAYANkxjQT3svLf1u3ZcH5NRNZDFBsjnWRtNRg6RROc1BxLLUDIhK4NtlTxeSzTGAMTL8fN2K9lx0euQEgs9DeY48LXiwL5LPzWfrp0WhNTw4Q9zg2dCQ2mJh_VGWFM9rW_lkZuCOIT5fd.mGF1xS2cIGWvz8vCrMax._dle1O57gKON5xvNXlTOf7i6Uf5jq.pdTqOUQ6epIi34OHSSnTFCrp.UYnkmOshjcocXa3KkBPN5oyFi2oPjbVcr3HOi1iNociKNA5HKskFwbrplgdhZc.dGFa3QXNg7RxxjV5p2b_tNryxufL.IjddYAWeL5js4KKr0U.MnI7lB.YQvB.0XFACkDG1JjzrZ8urB05vMd4mGnPrFqKQlg4qjn28adl17zAp5SDKcEeGxv7uDOvh9UuB3Pksi1j7cnPJc0g6jpWuBbHtINCF_VfZoRvwH7nv3Rt.WspI5cM0vSndnhm0QhgZ0iKaFiYHhD8RWDrdQ528k2m2yLVljRDnMVZWB4nok1tg_OvLqddLEwKBTxIn6zyuEeqzPnAVFWTfHwuicnKfcPUw1W_2XcAYWuyomW.mxFply3tlQ7y387qMi_aDv6tNJwMvtKnhBprd88sd3NNTJ6ff3pNfwKQyGEvyE2j7NseXxD_F4VtOUtw1LvifQ0MOGMKLaG_CReVgXWgsQtG2ehwVnK9xYkleXaMpdRV_ARVIfvw5fou0D8f0Xyq2EmGrIvOrv5Dp5ouUNF_nfPkzdrY54mcK537jlQMKBMnXcUHcwXu6BgOWh.RMZ2y36THBpIht7CT0fU51JzF0ecYau1_S4h7mu8j2oQIdu21OZ.ZhlFGtwAMh1Kqt2dms8NWDTVSW1lt2",mdrd: ".Sbcuc.aB4NYTY5tsUDPCPG7E5to6MnzHKdBuN4Ua0E-1739402290-1.2.1.1-7m0v4rgT.6Fg5GiQhZyipuMpqqJN.6ovOiVCSohO1eSET4UJoUgBMI_XT23U1wqFwlRw7pnhB3KQs_QMWbC069sVxERiHd7sbaF5JsW4W3zyzFJEIt3P1v1zGHnIvOXxHcKcNXtLXP_c353QFbJ2oKeH6cWOTHdznfHIgyBczUYKRu_5rRHUhT0uOGiAtFKjVLzu7xc_K_PAcgMUkkLUGI5M27HfD9Gi8EX3EUwIEE_zEColQqf5TvvULCIJWf4XeIe2zKHcpHbDpiFV7Kv.Ewyv9VZNrFsMSYdsO1aJy3hKZ5GIlZH0eKNuEuQcZoTQsmi_FyvQOanfs3__9EVYxvNJXgpMosnEsI49fsrVl0yraxbFWc4hzuuTevfFfz7IgR7Ao1bA3BvoRfiakuLVCuhPga.xnNVIfq.jH1dntJw0KaKPLOdQyOcxl6qJSIpYdb9uFiJprkTzkalyBRRff6WV6K4jPmQfPR4.zt.xJ6F8tLK2BcvI0pcvSz1dtTZYINzmAnbPG.gW.Z4w.p8E2HhUTjKs5ZlKmkhB7V3CDpsQznqkXPfeJEmFigQ1Qa_xflKdsPKx.FHtqc7IqdIrm1aW56g.ndgqTdV12ylgkCew_kp_yB187h79Aac09JuZfrtLG4xBoXCychyBqsjlIJzXyAWPfiRytxmWXqrmgB594utxh2gFJdpfEB0yUacdEi_tBewyWFQKIHdlhNfcRhuKGPF34vm8eOPbV.YfcCbPQQBvt7B4ByDddRECCHY6fNjjGgjyAwdp8zkj6ozJOp4anICdLpj4cIhTsbsVMZGEE15uhWEiUmzighAETYaHFl02SNCau1B42_1txpe0OmLMcfAq3b7VxtWHNBEV74jRbJif5RYT6CGNwBdwZu_kcV61U4XVv9bTakQmwZIkOwTh6tniMrGzZ8a8IxCyQ7uK9xVZLzARVlaZHg1wkrREt_OMXR4C3WssixIw_sQrEnAc0S_1OfvNeFW9hTAoteoQzr1rbHM5Fbip.tGibi8TSec9c1PwhEZL849l6i90_zVpi7SnX4Bs29p6F.CLp3YgidjF5XOGCd6a7La5LTbrFmnG5LivZoys5knti6vttWN5tfL6FJVnW1ZY3qxB3F4tGT2gfiYJ7Qip8BBM90x2eMiKazVySKgKWletCZ__3g2uIFjrDpSRwhClKT95bYQHspCEMKD0Kxavo9BlQrygXy8eW8FjEJwU.K0LkU90ToviR6CCkji6Cd1bLEy94S1NRnmSin_D8blXAFlrAKJETOLXdMYRzh44xD5I90H7209Tay6ZKqvi70uzwehETeEw9iX4keQ76W7zPsskY_TG9KsyDOUXHDHABSjNFGO6gnfvDZ4GxI42ZHoU6ymhxHv7neIsWnP8DASftu800flQ8l2BSpMp3tn6C8M2DeioLvTliGRY0AEYx_no_DwmJikuZ0TcLRQjQM29qz_uRkApFS_7QcnrsZpWt2MOrj92HH7fOUss6vcMVKdnz2E.Np9atDN3rXxbXYfmcLbS._slknDCpfurRYMngc7rMT3MR53Fg9U7tYtfgAg8gHnCsk29peEBoRrrP7gtIiDs1U6zjFOvndHDswy7fC1K5I40eUEpUlkzM2dbtFcH6LZET.OAJyh73bUzyJ6QVvwsaJPApd_y0UTfEYYwTu5n8ZV86D654vxWAbyyXjnskqXItfWYLtd.AHn6QhW8HVM.Y3c7NCGzA7rk0Ku0M4RhqHzqgFUymryg183ZB3LLSbnYsby75BbG.BvQwU1oIO3q...Y9ijdMcDTziaG5.ZlVuIdEZiBSdEaMHXu85MUsCDeEL8"};var cpo = document.createElement('script');cpo.src = '/cdn-cgi/challenge-platform/h/b/orchestrate/chl_page/v1?ray=91104bd9f99f7fa4';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\/4071896523?__cf_chl_rt_tk=ruO_0fGR4cz.eh5jnTTpbfQKBEY5UNF6dyVhcHNR26E-1739402290-1.0.1.1-pyeuPhYvnCxBo3Rzdeb9gAX68BuP7Dw2Zh3ZxnCt6wE" + 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