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-408153391559.mit-edu.top/post/6832091457

  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-408153391559.mit-edu.top",cType: 'managed',cRay: '90f362ff2a08e5f0',cH: 'WPITGEpqTl.tY_PGSbrc3.KVlMuGIBE.eFI8gnLkLbs-1739099151-1.2.1.1-l32IGvkYzXvocEZBBsxJttGVeKlNWMOWn9Fj2eOcu.FtL7c6BtdI8RcIkWzetiau',cUPMDTk: "\/post\/6832091457?__cf_chl_tk=EN6.OR9WExKw3.fQ4N7yBxLPRCL9PVlIhDy5My42u8E-1739099151-1.0.1.1-X8jF9WxBuC9P2K.V_RvvGrGjpIM3pl.V_ugiS5n_Jsk",cFPWv: 'g',cITimeS: '1739099151',cTTimeMs: '1000',cMTimeMs: '390000',cTplC: 0,cTplV: 5,cTplB: 'cf',cK: "",fa: "\/post\/6832091457?__cf_chl_f_tk=EN6.OR9WExKw3.fQ4N7yBxLPRCL9PVlIhDy5My42u8E-1739099151-1.0.1.1-X8jF9WxBuC9P2K.V_RvvGrGjpIM3pl.V_ugiS5n_Jsk",md: "NIzbfMXrHcGIxro0hxdXOyqdmJPSuBw2ThT2zsl7CLY-1739099151-1.2.1.1-uRvaSivxBHJkSpXRWDR9.EilhieAdQrK.LsfeSZjKI8Ir6jaY8z0P3oRHXYBqaShMPaboGBX5DuZRCuToHXrrvIC1ghR6gMH1N.cn0JctqRyuSTgWdPSssGhOvoTK5rMPoBnWkSl7eB5B2j9Jrm33wixxP13QNmG3p.uQQa8DdE9HgoELRlMWWSK4EweBqYaJmNHJ9pCIsXnWSWT80tw8oUXxmH4ptV3bxmvznDn6qxaGpbu3IImqLwchnAbBO3lGGUFLdKoCwcQ_gLg_QJwDBIOcI0yA131rK5ZHPckUln5szXllz33xb8wvOCgLBDFlvp.dQ8RrbI6HXkiERH6prp89Eh1reTlvgwUIDytGFGxzdsxHtuPDSuFIqPAcddS1NvtrUChSlbVMYzjUbau_mjwQImpLp5tFlMrmvD01tbW.l6qhpUhwav2E5GJyKlez7pw4mNCVJbtNEQuPtGyCspIGraBu7fYGqTQJxkvVjIdT__lwNUVw4HMqEe6_kdW8eLSX_E.p2FEs4YeeP8diUu4PAmKOZDmDUHH3.0fn7YQAkD_RJ2pt3dQH.na2VjPQ0CRcyIVDOyiKNVtKFXsCjsdJqoHTmKg1skanhxKePUt8Oo7vXqoI_aYjc8ZgAHjQAvPKU6wROD5B831OUcYG1upZ.yRum3ytiHbOv6G02Xmq7aJm6sjKrPDW1IZgve1ThefcOU9U0zfaEQSUh_gz_Mk697Hc3jvgk_WMj9Zvq6Nyv5c4znzJomLFMC1vAluZ35AX7Y5XsoCxdI.btTPRIRT84i1QqQk0cT2Q1GzHtcOHcCzo11x_ncbtKkKwynG.GEyl4lQyPFUZrmNLqEZ64.l0.Ol0syRdcp8dnY7JPPNs3GaUL_gcByoMqZ8_YABTHXtQIOMrXQsLM2M4lLgiCV4eKqO3FWQ3sslFw2IUe9bHyx60J3EiFiyMiyxjIssug.Mb5FmZ0banmU_EOHLQfUTEtp5hTNjqTso0Jpy1lCyYvfB_YuFD1uYdfF74kEl8BZZX4D9E7nxy5ockMt6zZAvJHvqG9l2hDpktewcFxP8Eh2MZH9kcAiqtcGG.Ws2E6xaP76RjLTCOYOexUqKbon87ySX5BNS8B2hY2gwsg1GLgGiRCeRNF4T1.i.tNzdi3V3xSd2dfb9RzLrvgyp7DiTOEKoEQREYO3L3rS6zIpsOu2kT9zsUhLl9ymRTVaJS0LsQPO3BPLWM5xMJh_z49d.1jq_yjPoe4Jt.TxhQxLnoXnS0bDcLx1ySq3eU4BgCOrbWPxjzhNv1Nc0Ox2uHpD.cOcL2LcWpvfJUXhr7SpjK51oODFBEqzHLlnZD15Wbc4sPkL2HPM03IBbXPfKsFdRNm.1eLFQrwPGWu0Mad_ip_B1ni8kWJVCLdBnmRVloVyG_V6xmYM3m7EgMfirRGBWrht2pSuwiyUsqxMO_IYBpfQXt7Qm8TCpx9YOVxpG5PYTQarjA6sm8lMmdT_1.lWXXPSB5cQzHKNwIc52z.hrIRFPrdztELUJL0B2noGFQBFf4b5LvXBTVpZbAQsyi0a9EE0PpYnjVYeRVair5vCyndI27e4eCNWXrmTz0V8EVCBlYc0wSeW5JHPQePcT1fyJlahHQVJROPh6bzxpfWL6z_z9oU6o_wmlgLuTp_HKaP29s1qd9wspjYrFHpKr2a6gSjD3KPQ0NOTVzMG32Loi8Yf7UsBqkrOYy3WW2JspT_eXAVAz4Vd4SdRH3M5dDKYeFFN.6ngnQEEJgOJB4s1I3XL0VE_oksbKz2nNzEhcTlKrU.JQZS4eJgsxl9825_AgVKTzyE1Gj15AQQv75SoBn2l7uot9kPlkBiObOf_zT7Bj99lM4O7btQGat353I9pSOxrRgKapDGt8Sr8GNCBI9EBVlYeCsQkaM5kZ8rLaPFaBvXZLg.6qwdV16W9K1iqflMj.FuY9iG7OjxtxCTfj2yz6Eqk9kY4QGwTKzgabH4fHKC_HIn0gwvz7v5etLf5.9aNyJz78Wv1LApAtfVJTBYJYbotUGw82ixOBg2vLZUKBHEZaSHh7t4P1UJmyiasJCY3FKCMZnxXmeNN3RRAj1LCB.I6sExk6e1k_LduSwiTCnv9zhJffAD3E7UAyh1K4bNhZfkR77SEKYzBY56cuXZeB0ugnut4RVLUDFLmq_xnTVr8fVo2jNSibZ8Ylsc2Z3eJFAFH1Zz1rOz_MVjLi4trkLXial9vRhetvaIT8",mdrd: "F.KNvYySA9_7yrnXEhJjjA9_OZySOHjuBg7kwtgbYtE-1739099151-1.2.1.1-ny.tDvk31UBs1sehXo9C7I5o0pBKAY_CiVa4kXDW1Insjrv6JYydmNZHC2.DiUJrM5Fo1DY4b6.x2epVfFzY6dr0fTWfMhcwlMfsIVVMA8imy_qH8S8y818K2zYM84Cu2GO3lbptZuUhFmE0bcTYc4aRToyAKdQyFzFSnW1OjkunM_TJ34qjDdKddR9idSx3_0EA00.cGSlCjTXmGFxH6UyJqez0vDW2SB51m.8cULzkjmZjp.uKRlUG5N6wfJJsgKg1.B3IaSVjAOSie10buTplOSnLKmN9LAtDO96r.DroACAfPUlp0lK7oEKBt.qYlZtVOFGr.Hte_Yyj.i4ivvCOyCyhgncY7_.WdMbkI2KJiB4HhMv8ijXoIL0FgKUdCGpOcl9Ja9if.RB5nxF4u8PH267rjdqG.nyaQk8P4nVGyn7z3udnqsT47P7VkXzTzcIvspU1PuJyts7bXhRekZLYnEW3WiaYozzPWGR1Z6EwINygBKWdAXAoLNAgjiKdk1Nf.kYiVsM4JiPP13NcLvbO6twd7ZITS2TRX.lIJkHYY7s2ibBzWYCNmTchDb70KWTXbRxdH2tKtnDNfdDlQW0Uf.p545wWJnjhxT9p75M8tkS1lRF7IY2yoEIgcn3iJGbHozftsdd6mE6ocUgZbNWhtx14Wgw3yTtxlICR9kzmjhbS68KL2aH3cunzrz2QkilFVtu9cHpxSFUpkanxrr9MiS022xaspzJQWgiS6iSsPSWXUdAT5K6b1RxAKaqqWW.Ds1IBlSmFZOkAwcGrnP_YLzvjq1_4t77WCWh6MmMG5p0psDNWMESiEXrIQ9TKBQz5pt5c3hxpRLQKqYLydSd7vPqzHx8r37bvv9cAJb7qgy4H_KzQyEdCQwmvH8DS3.nG7QeFuiLeEBXxZ2ccg_ghNSWxIrOmgyFHt76EKdrPDFHb3uIUTbz_NRfOFlBCHOeWWtW_1DWZp_FQvUV_Y.hHhiReRsUkG5msO5K8bFPefC79BVYJyq_PCDGQWgNZ1hmeGzYz9NHkjF4jBQHAOULYbnJOXuhwqH36V5avhxO9LI0bOtWThJMp_24Ja6lqMNUQu9H2BLoBe4k1rl7rZHn.Qxhln8iC76Sn0sxU5weBGJ1hHkblP52TPKSrqcj9jg3w0lzMfM42tLY4.yQjm4Xy066RP4CDTn1RYU7Zqj3p6yIICLr7Zb0rpSNQafY6NEMsGgYAX8n0D5dCQfDXI4bq2wosjrdNuoK5J8P06rsKmgNjs6SulRnWW3ojU8ry2c2o.U3vSRKmp4yZizIW1HOQ8Jo5RWjEIWU.NTVqKrrSO9ANHVBj53viEXFS6te2QB2WOhlYRYW6TKhnXtbnrD1XqTuWTEDiKspuK.xXVP42kr2j0dWTO0Ro2KBpx6EWyx5Xb9YY1w6u7c367yhJT4BzkV67zl6kG5tr_hkr3i60Oq.qd36nDwydLwSkP9fQz_axLGBk0UaUy1wnt1gItYFHlPpmQx7hpYCVi90jJw_dWyOOmYmF_umtNbMUgpoEiHNDw3eLf37hvmc6u01WuXh0H6wQdwQDXbfqPyX003ewi.ZnY9S.G5Q4mJDksKcv0ZWBDAy_F9JRh5jys7bJe5UdF5HnfY8ApVMVaLBv6dTul1eLTeMVtVBliqe4GYG2O.Y6jScsu0Cb75Wrcplqu9ceb.Cvlc0zfN6nr1fEyturuzdHKyYsti85bD9_7BEFQt0GbogaiGJVq7jQ3n_qelVC3wKU08dMf_AH83ttj0IRG4iWVhWsSNZ4mEp4cfBFtwyeZ2ewCAiEeNkoriRtiQ"};var cpo = document.createElement('script');cpo.src = '/cdn-cgi/challenge-platform/h/g/orchestrate/chl_page/v1?ray=90f362ff2a08e5f0';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\/6832091457?__cf_chl_rt_tk=EN6.OR9WExKw3.fQ4N7yBxLPRCL9PVlIhDy5My42u8E-1739099151-1.0.1.1-X8jF9WxBuC9P2K.V_RvvGrGjpIM3pl.V_ugiS5n_Jsk" + 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