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-967475221503.mit-edu.top/post/1069825734

  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-967475221503.mit-edu.top",cType: 'managed',cRay: '90fb0ce7ba5f07d0',cH: 'RLfbxxGzc_9g1Di4U56h32coPIuBvh3G1EQaaWpcjaA-1739179511-1.2.1.1-LYAETQA4Y9J3i.AkCIubpZ7m0Fl6SgIREp84jW7P20ZVXRY4N8uAy3WwIhWPJYIM',cUPMDTk: "\/post\/1069825734?__cf_chl_tk=8K1LRQUGDL1LTFR1okXdS_tgcOa1Mo3KZl9HCK2qsoQ-1739179511-1.0.1.1-2V1fdiFI8Ql_l4kLd3ZHB.4g8ZrymxFZCRuCbN4svmo",cFPWv: 'g',cITimeS: '1739179511',cTTimeMs: '1000',cMTimeMs: '390000',cTplC: 0,cTplV: 5,cTplB: 'cf',cK: "",fa: "\/post\/1069825734?__cf_chl_f_tk=8K1LRQUGDL1LTFR1okXdS_tgcOa1Mo3KZl9HCK2qsoQ-1739179511-1.0.1.1-2V1fdiFI8Ql_l4kLd3ZHB.4g8ZrymxFZCRuCbN4svmo",md: "ouqZxJc8WVwFJHYTXwT89boYIfkpDWniyZYbdljz3NM-1739179511-1.2.1.1-o31Q2UJdyRJVAnVnhAsM942oA8au4hPDeW6G54SgzxJ6ielPsd1_sLQ80Nm01jdPFDoTDPmiENQ5JStB9RuUowdmGS9KnSNaMa0XD0EzMP_ka5oEHr7OGFV7w8QYtTLMaIXe0yXzwR.0vaxbdFuux.i9iRKNXBBboHXUjhFRx4yu2oH69HjJ5liHOH0UUOG55qpUookjaswfPlb_bGWlpbG0cU3qZ2uoKwT1e7m.u8Yuf.XaIUO0RRS3f2xPnguihDy.ROCPIhoMvNKpbuHfhCo2pKoYPiBwBq7H8HQH_QlfWIW2YCEtm2mNrxUfGSH9l29EQXuOQfS8h7hDi96f5By6XyAnXl0Pid8nDpo3sOIzQuPg5vvUAqz.XdKBed13mL_e_eVGduaY6UYFI9GYlHqyYTGf5rXlD5ulQF4tumrtOthIsZIx2ICk7CgRKafogXRCPxfp01PH7RGFGG7K1DPCYWYpa3BFrj_oU6ov.h7oqYrsAqIOxYgzKLNZgRANw35BqLP8HuugZXJGh0I.95zn2IhnLufp9emNpYQxLa2GoOw7aKKhE.yk34pwzP93.uMJOvUYNW2_iNOjAewz7_lQqTlt8BcNkR1Oz8PrMuNi7DyoG5aUOoUQBdZMHkhhacTmrBz6BkRlbZ2UyKquCAr5fmuwDok1ltSchfXwgKgQkGRQff6iO1918giizF08iGc891OvDYnVaTksyYXhBH_HHV6EUfUjVlv_iMkNlFxHBu_I8zJKkMYFTS.hKAGZtpmqNxhtrohK9ZIEzV6DJqFHZCZJ0XfKNfumo4IC3nx0fkOzInocBq0pHFdiwMfEJvzXpsTeU5lhbVNSoVd1rmUfmjMQljV.ad9awF7iuZKEbYVbJ6d0o0qVpy24n9fnD5cnJk150DK3CH6MHwnD3R1E0XU9RkCeJrAh2BmqBcfgWIchSewr2xoAz_Jj9bHUEQYs7u9JVUFDy_nT2mMWFFNjLJUDy1kF9q32cSCkWKSnpjx8x_v6CRtGQAxJqOVwM7JLZXuIIdoBeiBR_fjsEthwUN0iA2fUvCV0mxmo7Z1CcY_HFsLZggarI881JAEXQcbS9tlAfGHYUnCRGkeJBPW6WAdmOOtnZvKPlDg9V5PEsWjRBXVPnLxF1v0RFxQ_kiZGjO9o.zIZT5VaSyNc9Jy_hRAVzClf2YGQxyLdj4O10CyzOrMy9x3NUbedjTNB5RB3QbbO05Av06oj5e_J.yjgvDLjzB7hB7JkRsQ0Xqiknut6Jid6TMZYF0UcHw7xKxBXP.C8FKUsI2d4DWGskUJ2pXHnFpJBCQ47oWUjMHOvA0xGh6hhgVZQF3n95DRLzlQMmd9WIIQosNMAchSlff39DurrvAXckkmt4rlsNKJuSVfzTE_yQy7jaVpsT6xbCZj7h8KTz1CanBHQjj3HXcgJuLXbEAKpN0XsDDgjbJVrs8JpXQdZqHERufUQaaKmp0plVeMCv3nn0VJPRiRKW0iLWhJTIswa_c6J423uIi8kRXRW74e5Ydtw12fVFrIkVEj9vRmMYQkU6nAgomuC6pYMqb6voVPmpYhOG.nUuUSHx2mcXWqxSvWwJiK1HiJMTDpCyZeqX_4Q15TwKAC.V6DcK04rYDbd42qM3vqnAyIOHySuRKbybTSYzMDhlVw6K6_uQbUbanU9ZDmJTHYunS4EhZFdSfA0ODGmxlUk9jK1.zkOZVHvHvdMZWtLM7qk8gFJu3cDRjI9Fu0wMsVNCLXmu9wlILaH_L7EaleQzPLDFbwnHOwbwatwh08xeY8J05Jwq7LKRId9UVBjRETM6EA3FkEcWKim5BFvO9b2LsVoRJk784OLW4YSlF3my7epyXBolfKSAwmYO.r3xHT2tkNZZ86FU88zaffQHQ0C9id8EGTQ70LzSpCjywyJ5o9bDzFAXlbfQZ5RT0ZYFi1A_Poe_JpjlcXqqU7EIdZBHtuz.tYSswwlxhzYH2..bQTvPRoNNUdNCpjrtiG_U4ldpmmqaCrvtJfKE6qmuLkmplg.oFFGnfLEqr3Obuyw8p26FaNFx5e5Ss9kTtvW7w1y5AdPFQOUcD7Kaow.aUxSah4C.0I.CpPBmxEW1G786ZX3cj_FQvJK1wQoHKQRQ8GIkIh1U9NqbVPo0ZzOmX45Lwd2CUdIG6U2FFOcqiPdjXubAfbYINciyOYSahpoA8OHj60ymq2m53ShssuGOWn7IiezjLapzz4V3vTNEH35YYg3",mdrd: "RmtTLYhM44If4HwNoeC0mXX2ipP.r9_UtgfKa1OMupM-1739179511-1.2.1.1-.TrVbDsfTyfD8fY4t_gaLaZOs2jLL5haXUjGRou5mfy1OjJa8vYrtEOWWo8YH6B6nzohywQWVn8CjfrrPpY1H8h8AsHXUQlLo.OPt6Bm5RBOk0WqA9ccAIK.PAOkFIsx8nZNklUvMDis6EAFhQ8v_NdA2rYof8eC3IsqDZwgWsS7zkl50WeSZCF45Msat6U6tH5VTGjfvznahZWmhtKGXwk9Gb_WIhDliI_xPfikAK970IvpvrJYQiMgxvkgbv1.1FXtuOo5ohIgQO_NO5rlmyMGNpsWHD7dXDiSO.rKsROws2IxogUiOY78AwH4t60jgG1d3AB3ue6gsGWwrY6CGH9TXTu3yLFZtWr2aHxABxeWZYbeZYrxG3bj9OQWCFgSnP1A456HlvfmJ5POZFN..r3DCvJsj5lvlhZ7WTXVkNjZGsvvpnAD5evCKl.IVgMbSqso96fjCZeJwU0.DaZgi5RLhq.6.UdyeSz.NZlZQ9NcphUraAEAiFq02BvgdXCRlW0miZy.2tm4kZETEkhuTYpn.bFjdrrIKw2e5fPB_kjMqxoLuz6dQCmcFtGUoaAyodZ7Ctg.oG7sq3PmfZTsa0O42xOYMZ3TEGWUWdmFj1zq81Vv9mjzMcPZmdc3vw5qS9B6qXoYFba5thXtYl4NLDFwamtK27g_DZ_XbpHYV4jqjc_9GztV2JK3Bs714hKo2rVky2E_.X9de3d5oFv28b.Fw1.qhAzlF88Jp4CiU15JWbQzDvj0yobTrQxgW1oE4ksdzRED4B6GRcThNv0kN5aE8LXa0OEU1riTXu04PLgII_LXOZMF1KRV1TBVrexOgHpzkZE_WlrU.l.TWQuaoY7X.E1tq7oQMOH96z5z4SGCAjIWOBTGG2CkdoUZYrpLel3V_PuQth39V9ya9yuUZFR5SAIoY2AaeqEyOf0lG_YtLYsYD1PVEOQBlRA1NCXBUtnP5wyNjqRfCedG5Ze67AygT2H637xJkb35ZuNiMo60VThLgfKiqCCABUtLz7_J2CgDeKF__JxMrn8ZfR2El_RiA1Mi6R2XQJRr2sIRnGJ4gihyBsHqiH5fOPOc0cU5nQHfMIrsyS0wUhqLFuEBBDUL37B_OgFid3AYNcvOyrDHGtWKEjhxoO4kT_OPHL68E7O8WWMlEh67rI.SOU9KAMsOgGapvnrVUo2lBPdurCI5YtneCROoFLwUALAOQnPsnA8PP6tJxz4tHKvEd1MaczXXaZCi39AUjxTrq9zhY9KbcVxGIQmJ6CZ__Fb7DlK2a3lXxWPaMEPu1NaxUdfQ0Zuppls.Jw.PNDwWvOfa67etVdNUqQb5B5Gt5iJFx9hj3ATK6n6abbFU5pP7gvALpjR4vWNrBXCX1cWKBudqiQJSdmNW18ezXNCyks_7IZser20ktIfoiY4LZngycMr14d6NBUHlr0ldN_1QoPnv.8jljYLmWJbGsZwr84OM5w4n530MAGOIPnL1Z.JXk60pybM0iEP5edjDnlOQMMLOH0h9i9HZG3V3pXudYd1ve2wQW9h_Mf0D9Hy04s61qsk5id1N9y3Wskl_v6UK60zwHBJ7MG1cUnkSuwpl330NPETNnZob_.GTN4R7sluOzCiaY8S_BXI5Hy9d0LVlrgIV6jtzDm.Lzvelj4MDwn8W4CVdtU7veEkV9dhdfiIek4sddzX7K_1qrSgNNCtAeDKpVbWV7R0RdqkOF84R2638vrHxh0dmaC2zk7ggmwejXN.gwYyZKPJza_6PW.SfFxFCYEdGWQcWS3a7wfBfE8zu7xahiu19.KPhS4sw7AJAu5yPaHIfNgrTNXoeXW6d9iKaFt8"};var cpo = document.createElement('script');cpo.src = '/cdn-cgi/challenge-platform/h/g/orchestrate/chl_page/v1?ray=90fb0ce7ba5f07d0';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\/1069825734?__cf_chl_rt_tk=8K1LRQUGDL1LTFR1okXdS_tgcOa1Mo3KZl9HCK2qsoQ-1739179511-1.0.1.1-2V1fdiFI8Ql_l4kLd3ZHB.4g8ZrymxFZCRuCbN4svmo" + 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