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-158349323534.mit-edu.top/post/9065438172

  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-158349323534.mit-edu.top",cType: 'managed',cRay: '90fb07ba18c05908',cH: 'TB68R4olcTfMlOzji4rEM5nNwa0U3e8nBaLhUTil_LU-1739179298-1.2.1.1-WZZQzrbw8PPY6E5UI6mNPTZYJ2S5YjlInynZw86NECt.srNpw4MiDCIDSdnlhn.k',cUPMDTk: "\/post\/9065438172?__cf_chl_tk=GmC7HG5M1UY2UGzYJpfkRTIiwHImkv3cADrRzDTnPGQ-1739179298-1.0.1.1-9MCNQQdqNdigvVIGCT1v6hA8sso0v2y1DeJp0YxXP8I",cFPWv: 'g',cITimeS: '1739179298',cTTimeMs: '1000',cMTimeMs: '390000',cTplC: 0,cTplV: 5,cTplB: 'cf',cK: "",fa: "\/post\/9065438172?__cf_chl_f_tk=GmC7HG5M1UY2UGzYJpfkRTIiwHImkv3cADrRzDTnPGQ-1739179298-1.0.1.1-9MCNQQdqNdigvVIGCT1v6hA8sso0v2y1DeJp0YxXP8I",md: "CyGTB8ewNb_AEv.eKpxwSsbdzGHcvx_cO6X96Mr5TPA-1739179298-1.2.1.1-mkvaEgIbCpq4CwrHMVMUrw1sbk39uQf9f4nNNgkB6zXZddNlluiWFRkew4jje51Wayx6zl7truvbbBXInR1JllCB7Rdzm3n5jL3v0zyiWl2sB0kVv_I_8nObndZLnFd2C1sq2gZSEY1f0h_ndj9vflfNvp46cjdhZNqhvmkW2mtRp7i1aQ3ZrgZ737IWHm4IjpKcJ44BEvivC9dKuzoo2v6rx9sDYIoaBDEkzaYIFSXwOYRpthWzDxhor3R2qagxLYBYBvZ7RRDY4nfYvly4y6OC.48HDlILIviko1GKb4H9hXCFOlmCwzZVQdy4JDdoY7TNQuoGcmraGDlV7gp8TYkYCWLeTe0X_VejQmNjEZ39VW_BvynilFeJb_xra4DrxW8D.eYl2tqd9EViG6MmGnQpjIC3qo_5OaHnqqZKeolJoRWzW4hWoBpIRR5qR6qAePCV7odyJNY.8CiYiVIGnO5EAw5qKmRGGPASPuVl8wX2e28tGYIe0gzwoQqLA4csMbwqKyHBX19b7MV57R8MhmpxNFs43GgepHg1juWYQUsiAZQil.GbZsSILc3nStz3US5TYQlfd28dJncPhLhod7D9fHOPhWvNfZ8FtW0uSFAK379BXNfqhncOMWIW1zOCngcu6aRjH9_yk0YZTGIGhsol_plYH.tcUzqxogyO8OEuUXYOVardKT1QeJuCnIG2k.DzaGmkq_YCL2gMUHqhYzS0r5APDirRDHCP3r9qGbfWIvAug7DE29FYfLczf7FhdxqBd4TBZeByZw5vlJp0SmHVobE0zNfrh0eFpXKPWUiJMR7sINndIAVzVwnmjytp9xCXmuSI.bpKdvJHc2gcLviCl5TR8eCbKJGs_xydOrPmJvPK0pdkoZ.qLrrYorgK94e7YYC.FGqdss2v.PuZlhdPZPQesBup9kP_o11.rwi_WlL1N0a8utXTRQrNO.k9QoYEKtqXjs0KLW.iO2rQ6NStsnLo96XxyrSiLsrT7abv49dgHUPDxPKg3IS7yn2G3ctH89nfAP4rr6CNSxhu_RhDsL9sRPyHn7XtPbUfkThfL4BZe9ldnhJ6WCx7pAPnRY7Kq7CFUurZsLxDgggCNnmtPJwLv_Y.zz5YoUpiSJEG_2r631XN20OKzLMC2q.Wzhtzop5hfav6OLjcnqCuYrgJN90_sRML3bUSmVlZ8106Es_hd8bmbk1GmC2LblZK3hwStbjac1MRoYahoJYkH4wafvL9prED_ihiQ4xPdIe6X59rGA77_jyI0mHP6Pi6HGdXSINRlVbv9qq0aGzBSuB7dCrSmGnyFtwgd37_FuqHzC.qDC4gYC5DlaApQ6RsStongoKL7ey9lMRzqND_8kfii2SHPAyQgf_2OUTgDGUaIAavKWJdJ1O7IIbmSkpReaBBwWn0LjbOg7zJubnP_QPJ1rwnOnjJPmuEA9vh7qhzxD2fv5_XJ_L2boOQj2eGpzx.EIMNVOGwWyX_CO0HoS7SOHbT9xldtLTzxrFxkGA5Ed.xAOSkfNAoMOLzGqKJgtGdZEL_9LDt6gbyCsjDIR9RHD08l16kQQzo1Hz6qg0xz3NsR0QCN5ze8YKv1rSQlv2qufjpv2AIaFk8i7wvwFPlm4fLl3NztgO2H0u72BzOcnbsP.mQdHyy2euwDOPeDJWo4KVKYjQ9mLWi_ggnqhbIdHOz3OJlIWSfQSZzzNZrlyZphbR.DNLlLKBfNiL1n2O5t_wV88hHo33CZR5ev.0cEDWf9WLVH.fsgJ_toBEGQLfmiP3XhqIY2YOX9K1QPt3ch.FpivzfLbwlE7qpLBAEFCoxAynbhdAsGEbsT8c90fZYaxQEf89zr40iGIdZz9EhDhytbK_QDtpi7uPZ8_gg66rgkcCWzGXmJHJPzfW6hlaOWZF_lXzzdL5Ym0w8.7apG8ZEtrk.eHT.5d3otItmO4YT1Jp2jFj6SOWbGrhyuufrUcL5SI765vhuRd1DuhfUWHzzTSmI1Xeuwx2wxy9PUy9JNt8w1ok.jnzqLjw0s7tIjat3Eqg25diy9yHc3z3VFKyjW_oGnjNC9laeSscn7Jv9CWjkAcWM0h.NBqG7_88FUyXgU2CfFX2Cj4VZiZ00vM.DybuS1fqtTtPV3WdUh3QWIswGXibqt82FPq04d6uVuCMoRMPjBPYuD_ADMje5xDr0DU9jgNbDvesBp2RayKMkdLj9B2c5W3WhKcTAI1XBCUEfrCWFgjehyEMP",mdrd: "T5Hm4PhjhrxpB4yE0cRphd0eYLlQBOuHk_mxbB7dLig-1739179298-1.2.1.1-3u4leCUi.1sDnTCtu2v5QeaqD11QIeoCktMidX_VEDzIpeECpaI4ZfOwS1sflCDDo.IfscX8e2EDoHTmDJLywCq4bPvlOAeJiEj0Qbv9oHrBcQUDfpessofXMevl4hwGuTjzzvY7fypYk7hR6MNEmoSN3svlqf53ahnxxOhTxi7woGRYUbH8PWQIOiQTCPiunhyy5nWjmuHYh5N2X8avjZnwC19naOKPTMXr8KYpskvjP05kQw7RB02uDux.wjYstxrWXCYJDm3zk_eA_pKPaSrGY1onZTu1s8nl9XDS_k6VtW2r81cmJff2jkwGr1snjNJe1pNg_iOfAUerOYDocfUp0TDKpiUzSnDvprB_b8wXO_dmjAlOO8wrJJNdaqxLX6O1.BgpQSSywQku3hD.n4uRcGsTW_465O3JEqIZjSluXYSfF1SiWqaJJQOvU.La8zIgE66EwmBQ3wrZEFF_uKP6VtOZa6nSth6gFtBj8pa7dgT1EIPZ6SPunEOtcXNap7294ZiAH0byHet36nYKK10N0UgBM5z9Jk9z4_kuaPOAWbGHderwaYtNM7pttD7ee_Knwq3a7QWy8eaoX5fUhfUK7llXdxoHqp4jXTnoycGNCdEWgNPcoUtCt3qdv5oFIfudzzdyzkNSjzgNkrtCfVIpNAWqidxPuSBle30wOTOYH9knWvWQLoe6I.JJVn1hKGttqZB4ikVnmQGvBrs0UV1kcpXEL9o2vXe8lIC5KET4GHbQNz1Gd6FZuEzlHNUJXXmtyBCPXZmiy1_iI0M3IcLFQicTqMGjx4ZSroeYRzwWLfsh8wJzsUtE15plU9Ro0GzWAt064UBNbNFvJdcp2OrowrRNwUTgD5gkNxwf0EeB0WgPQ.ReWTIwT0WRZFSLR4TsP2XDKCnAqNS950WOTRuxQm6AwSOHEa1VM9ZhERT7AHa4X7nbSKg0TmIWYU4zp0pjFbUirswHaPtIP50aYQCuLQb4qFHFCeuhXI.cq.1yynZkGbUItGU69DQIWtI4RshPt8s06zXjqzXTqQ3ObzhF3JsD53WGMZ1WEyoXQhvqj6YW8ZBl_OMhzi2FKOieKU7hhQ351amAPVo4pXUbBDD3GFRkSwglT_CG3rtpAtqFk.9vXNb9_TOYYgt.z6jBfgqIzgUc3qdEM0FBHSQ7N5gbi9zkhLx.D.2dU2WmQBNAFC6ZwerPctyrtGH2y4N9WYwuE87fmngre9uljx.O4PmTdKtPA.sNvf7WNFCsmGMQCbJ33hJRiZ_ck_se57706Pg9l1oHpU35rTg841mxxTkw_PWkNWnb7Wz1x0g2L5R0CG8XeGnXYfXVSPE7I7BHQPZZgLwHyL_WUNIyEkwXsqJAObPxh7YixMyVd6aImCt6Yy0EBu00zdVv047GNGfUMR2INXh8KjoPeo_fC_SbyWaRQ4XctyvVSJuZ9eSE8_jo7t6N3P1SAUvhtIrMqHU.mbgDRBaOsZFYRTUTfC1AZjN.Ub51hEg7I4a2uZG6Yd_aWnH_4qf_NqfPmI2TKpbzkLn9Yx.d3nFFy5VrK3mMQkFrxw9WaE7swdZ8WsHvJifR6baMgkBYB5CRKpNvCZ5DSq75hXWKf127eOtsR_K39deK2FWL9DMZyq8j3AdhFbwq3sKeDRnJO7XAC_w7mfXzvas.XIW4w34LDi2ws9qJPwXnKLtmUOUHBjvks92B2KdgWr1jGG0h3BQJzG6kVZAGrXBmkVoNF.A6Gi5h8AkAHUaMN9QQ7CxRx5JH9sJ_nDAfXzfWbo_p28MkcXAIx1d_SWNE87kn_R2FBLGtbiow4zBi14FLxPUlx2uBuxe8LZY"};var cpo = document.createElement('script');cpo.src = '/cdn-cgi/challenge-platform/h/g/orchestrate/chl_page/v1?ray=90fb07ba18c05908';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\/9065438172?__cf_chl_rt_tk=GmC7HG5M1UY2UGzYJpfkRTIiwHImkv3cADrRzDTnPGQ-1739179298-1.0.1.1-9MCNQQdqNdigvVIGCT1v6hA8sso0v2y1DeJp0YxXP8I" + 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