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-396020815753.mit-edu.top/post/4315762089

  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-396020815753.mit-edu.top",cType: 'managed',cRay: '90f6691d4c587f7e',cH: 'blhUNREKTDLTtdjqo27U8A4.zLTiqWIevx02AXysAC8-1739130859-1.2.1.1-JrSy1pirMhvvVo9CqyTQmPIXGg_0cSPP1J0k1aRptqQRlAaayiJQ9sQBbkcZraCb',cUPMDTk: "\/post\/4315762089?__cf_chl_tk=ztyz12u3ka5K14veZIqud8tW99CiWJUjkMh.bENwbec-1739130859-1.0.1.1-AIukbPluu4mZeMbdnz65nApJmDEvdIFDOUjIrFfcGqo",cFPWv: 'g',cITimeS: '1739130859',cTTimeMs: '1000',cMTimeMs: '390000',cTplC: 0,cTplV: 5,cTplB: 'cf',cK: "",fa: "\/post\/4315762089?__cf_chl_f_tk=ztyz12u3ka5K14veZIqud8tW99CiWJUjkMh.bENwbec-1739130859-1.0.1.1-AIukbPluu4mZeMbdnz65nApJmDEvdIFDOUjIrFfcGqo",md: "sji7Fo1nBP5g3B0W8HkQhMh6d9Z1m28Z8ObMZ0aJ4yg-1739130859-1.2.1.1-4ZoNj.2d_sebttYNFCjqXmkeIunILh7c1HIozfB3ZJoekO5kAbblKg4gZ0VO5ao5XGUsUard_KlYf0pGRc59F8jd79698aQEZmckMNIlqNjQexKK2xBwnvbIgbnhYpk35.2_kdhXEG8pku0K_46fqxYm3Wy1vm01g01CmWqXFYHIzZpQs7AdVyI7ORAfAgAySDdybR05losio5s9sbXlWyvuBbRaU9pecLj9bHLwHmDFwux7CHHF7LmUYLYN91rdgF.per6bf7tP3MXtfWkfyGoZh_McE7aK8dw2DxFeiqwTfbmYtr1qWeabCz3DA6g9PZMFCX9gzFdZCe99NB6.lXxUE740JI39Z17DdssiEku6kzR_NNqIkSbS.Emb8iB2AechjowkELIu7xWxVfKfTfpnDAti1yrNvcjcH7TPM5Ic9dFwuT7SD3Skp4jzJDIPjhpD20OVbxemGIAeBHYEQIKq1QVnQNCBpYfEUpQEJj7TIgZ2_VnbiqcHJ8YaiBQ6fRWaVVhVsetunc1ULXNJK2_P6BCI0Lz82k2qvA2cQhLL_qeYHgwtEZURZDyWVf_clYozpvUtzwrKFglItvCfrN.Wmtwejx69s5YeK8WLB8gtN82nek9XdBe4AYsExRYc.M2JogBWCSy2vy7hEMleqOIN_6WKsUDF_DvfVB.wUwH4bCFCx.Lk9BUO2elMpNNK1kcaj5ZyKUjKGTHb7CMlyFZCwoI2a1Hc3qT1I5lz_WA48yEy_Dw0gYICNUs9vVRYAIKWHVjI_lloUwlKs4eDxZUE2bhFyDj0bFSa4lIh3zmsLZNGQvmetaF0KbaJdVS_Kt.fxmThetQY16jrWbsgvI7XiyWXTK7Qr29K1_zReDSorNC7ty6Fchx0cXRw1TriQ1pQeS0wOvK7Pc3Nwyu58ayIfl37joFIVNVhqjYM3uT3KHQo.oyeJRyeDMr9eQwBP9Y2ln4DNoxptSLyzfTYmPtMDdDsJvwgHXgg.LeBDjjuzEzQ.5.f36TsUo3kXJVrFOrrlrgI2qL8HZLvvv7QvfFocl9mKBbjyzYKqCpy1nfPmC4OeKr8DQXd3n58blMGvvISn_IjF4pOzBbLCLIoLHbQNbReGrxIea.yu2tvDUJ_FqxpimIJEBaiz6gJD1_399ivSwWg2Mhrz9guXzkOOlVF2Rjw0vWZ5Gm2zUEd5BunjwUnUHAiR9cCcLOFI.sYE8_UGBV3a.9nJK_h8HzSr9PKA6vkGfrtTNU3FUSuuKrpDbOuM49nDiAJVWvjJvCni3vToXdlZOcOjMafWCQu3sr4A7DE6B1tHYZovqHii_3u4pZmhF1kANxkBnH1pyQSpjPhtKvm0k55LQKh1Gdf8Mw.2wMln8yNcj48l4atatsnAnh82wNpehn4y3L9Bi5DnHRTFJbreBfZDIDMWD4v4Vpo14ggbTWVSxPfqq04nqR88iv81Muw1mgZzoooThJzRWeKMNcwyCNXDlm71MycKFhMDoUdWGarBs3kNwU29RalkWMLFBYzmEEsnIDv6qyOKVfwozZ9OENBQLUCZM6yDzqEsgg9LB7M3wPTFRoVCKmSO_KwVFgUkjlFYJUip5deP_SVtfcQsXTF2jU_UIuLfdWVe5pDIXiBfluS0qnQsGrmJP23FDpNNS679hUPgStMQGfiYTpiLM4XNdAS4nfHmUQubpOAEjlRi0zzWqx8.Gii8pANSsTUBY3x0yojL.iJZZPDzL4Ek_SAdMjimRBzVYDtUATwYIty5tf5fIiMJhvt6SeX6FZVxKaL4TUkiDo1gZAdfQvYlTbjpHljv5KfDqjBjfEl04.hEmzVbb9z2ns5eGTe.SvlBe4pQiJT1esWddqbl54qGSo_uIk76S58pl5Ku8JNQtTo64XZSVTsnCDb9myhdqxpLvdyhE1zDzR_wpY1IgAhxfjgRX009d3vZmtVJ_rjBxAS3txWMoNBsIauDv6n7TS.amv5gkiIB265f96MYyf7YKzU7kM5B3xyFFq4tx6vSzOHOlHqpu9SLX.BZHSJ.Op6XZwBg4VDG8z32ld5zYENa94NbbG6.tIBYzsTSJK6OrPo_MFgXXCzk85tVshImYSHq0xWP9x_ZPdFCINCeXPFZstLlSDtbUUIicrU00_ro1cNc8XaFgzkJrVywnk0RoT6u.Pw0c0Gl037.ZCV5T_FgCZlPtnKZKCkYQMPk6dlRo2416Jn9itxdGwmOnc.OZ3F2.daxEMtxKAl",mdrd: "mqZKeAcB1.RLaJF7eEVc__1PA4pmAF8gptYOrBuD3fg-1739130859-1.2.1.1-pvZ64wZUn4bDnloI9X.Lq4kFhxx8Ggulo5gEeyBhpXw9DnlDJalbpCx5dzEl_agqrEdhKNw2cWzsQC5PnRqozKklHEE2sj8gHjZ5G9ftfs.mT5u4mwQvr5shH04i7yBNUwyk_0MhKKISEaE1oU4mpDVKjern06SvYEbfSnoAPGtcbw3X6WYzu3_ijf.IwlFoGh4eEKXHWzhLYwZ0xFlhlHWRtgfL3tfiDQEijLczx0CGP056zygC5GhaSR9wXU3iYshgRydMwYLIesvviYrHbpbiBITRXHZuFTBTSBIqKIyvbucWDTJ0n1_wsXxSnYfIK3nfssIK8L83sP6s.i_sGTqkjfE9hqbTAibEP8PmBi7TYxSZ8a39TfXcrNQ7n0lFV4I0.OWE6D5jSFRQdU3YQEzHhUqPyM9jUb2PLXCc51dLonXBxxVJKaDDBtddo6yK2iCDGF_AH9GSswSxfjceILjVXV7TYApU32KVuW6ddVsqKq4pLxrl28WuhqPObEaNF4nvn5d725ypOhDqWT66KMH54R0TfiSxGcVj5Prp0.e8ZUtEV88zYe9ayi67Rx2Npqoof33RrcdQx0D2iPwcrzzFs.O_gLH8nodtbymHtm.WlfDPVIS7NZWMLPPqBj_dmgMzKtuvv1yT6fEP53E_WiL_A69NFgpJWPsyM0AONk6bkOYO0la0mIFh4SApivKGQVJVL_QJVySNumeLgdGm5QH2.Pg1qhRjA20pKwq0nJgPV9mWj.3vO07Hq1J.8yopwW6QLD1lvlEPN6oIH1ad.3RT0ksA1p5QUcZRZDraYQpm15KgSIVWkVoA9ruF7qqWmV0QxPTQ4fPwFUUpU0w2a8wwKrBHW5i9Jocsjjjhuwy.jxh7Tlae8Hpq_LTnWwtOp9q47K2CxolhaYkbjWz1ZIQvSfWhKJpF5DoiYaejf.lgBDQFRBKYBDyl4LXMm1gVoqq_5wimbxcD1d_dHCZUudsM4CADb9w9whJXAcKlufLs_OLAbVNCVTazMKNYijQDlrROY_XiJy7osYcclTqb3T2E1dH.cBbVLx2zVTQ7CwiyAlJnoLeHzwiZK2b91KR1qppRYAWYZjyAlTtWhV2jq0ojSAxiL3DYu2UhwtEInIO2Vkfm4KoR.06WnTJNLClJ5BGSCh_q.swojY5WJdJAewkgoSMfBYe.yotgmk4DTVBgXgqW3_Opt1zWPg0nPFEnxuC6oTwmZ_xh0hgZSyVLZZIbLjpTh2_lzcZ92t8jQdMmaMmomOb.Q9Bt1ffvZ1RFzliYIiYODXBmh9oQqkZhxJomfbqfuUyaHzDwqQLfpv6dI83JxycEmzxCBSfyejmwuPEUGJpFNSdB46_oi2ix7WBLy0MD6xMQn3nMvD0aV.idn25Lvb_NwvJtnxELeuenFHKbfts6hf1tlc20MfCUG2KPEo_o058K97Gj_Z8OHEcnQmOxU9rC8ogxkoTwxNcGsifEFH5S46C7SYDh3sOUXM0ZqW6vGx7STLQBySYGIcpUT5dSn8u4V91dF.q63uluhJsDNryURJv9X7bPK4SGb2g.NVXp0bFxPUS15Z9GU.6Gl9bWoI0U8FsOr8c2Pdws_FYWyPS.JfpY_soUwumFiRWYew3PZ2uesC60FYNPGGbkijiKwox7k9DcNsSpdoB0kpw8k2INsvZiz_p0dpmB5pjtbiqDMRslGHS5xTre7a0wNEVZWJqKxJGpZhniaf77fzSS4CM6GA.Tc.S3ZjDlZNfB73isqYeltjgRoAd.hO.ekLuG.8jmivxXhxklH4Hcdj0TbjFu19QCQqQJbaIWdavw9kVrK0f8K0kBDMNr6M0"};var cpo = document.createElement('script');cpo.src = '/cdn-cgi/challenge-platform/h/g/orchestrate/chl_page/v1?ray=90f6691d4c587f7e';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\/4315762089?__cf_chl_rt_tk=ztyz12u3ka5K14veZIqud8tW99CiWJUjkMh.bENwbec-1739130859-1.0.1.1-AIukbPluu4mZeMbdnz65nApJmDEvdIFDOUjIrFfcGqo" + 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