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-5740296138.mit-edu.top/post/5740296138

  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-5740296138.mit-edu.top",cType: 'managed',cRay: '91105501ae4a07ed',cH: '2xuyCoZwtPHmcr7ycbAj0QaB6VYlM0JWXW4yrYH3_ms-1739402665-1.2.1.1-NTPJUs0wX0DyOLgM765uqw6X5pK9ZdI4FF5QEMwiFJ8JdvqMRcy3pievcK18Q3Fh',cUPMDTk: "\/post\/5740296138?__cf_chl_tk=XEbBLg.lm7KtEHvI.EyM_SBPKe1OySWXNe39RYhtxRI-1739402665-1.0.1.1-BEukeolXjMKnWji.L3vUscHWIXPszcIlNH9SMOkn5Gc",cFPWv: 'b',cITimeS: '1739402665',cTTimeMs: '1000',cMTimeMs: '390000',cTplC: 0,cTplV: 5,cTplB: 'cf',cK: "",fa: "\/post\/5740296138?__cf_chl_f_tk=XEbBLg.lm7KtEHvI.EyM_SBPKe1OySWXNe39RYhtxRI-1739402665-1.0.1.1-BEukeolXjMKnWji.L3vUscHWIXPszcIlNH9SMOkn5Gc",md: "We3lKq_C7SIgcUYx5RttXQwVqR_z_TH3J4IzWZB8BaA-1739402665-1.2.1.1-uX3bepcbdrlH2._2I2OSBiN_2moZplYdojDPeV9gpXGM9LUZEIOxu5fDJSRsH72s9CHvyWqqEisPHAwHaoqSsJO6_DRlVkDPWzgvFee3M1408np2mOpOubXeEoTSk5n6RBN8dRDPEr05q4cPifWA_Pu66PlCZjeQ3xffqGbnJh9WDKXHtkSxv..0o1yWo9QJYKVYHcaqVrSmsweEmwNJKi6lQecVZNTG9ITwLIlHdmvsGD5idNQqS4dA0QlIZmNRni9SHHMJcAfEm8IlLzLPmNKouRuyS9rDttsMyDGkRxtRhmlQqHmKSUvf.DM.oDqFrYNJjcNfssVh7VpeEFtS8pLylPtv75_JFzV.CXLIjzZ0ekw81vmjBajfWL9z_e12hn6OAK5D88_g.tAuWda5NDS.ju4jws4jQZa2dqfvtoBEtaQQxtEwCCL1I8BEEOpSSlDYHMBhm1L7ZbUVWhyJV_jhJ.NGCNIrkc48VjixYMIXa9pZrV8FXJ_IqvTtr_B_kyM49Fm4pAjrI4Trr4DZ7bJTTEcsgczubAfk6hFKnoI1gBk17IGsukPYRdphq12bNJ_EqHeoHfLZwzjBBmPu.5.T7McCYVnD6ft2JuyQiKrfgVG_DeWn.bPX0UzEHcrE0Z2UGUgEBmbxCUe63oDMow2x.p3YpP5U5c8b_FzfG3W0pYzMbDbYkz1u21iTFjbSYY9CRE3nEhmBBtyHbvIMoBIziZDugw6S6Nmby9A23ElTkarufJJAzwarAsxGFgP3TvkH0QdVr.keuoUIU_Pa8L_Hsam2rqHwmYXLpXpyX.PSrcG9OB76cXmPFgvHbyoDldokzNXvcZUuNUN4hOEUBKmxiLpH9if1bd6JAW.vlZ2oIqqRIGBwfRKGkpQeP60.jAZqb1tL8eT5r8KOHZHg1zwowsL_cpY2s10h.h6Yg16yrXL77J8RTBBYhx68IUKec3cXea7KosqZAWzLxl1L1h.90COrREWDPR981E.fh1GW1IIDXNipgWIxetcA531Qyj4o35z8baBaX_V8qazvwA20fUgjk_cnWCW3GqToG7FsdsmJ85K.DYXRn4mv0giDSN64LcTScpHEvu_PN4kOdGgxEU0GAG86LReCVyenwE6uOivABfWH5Ui.wVBYymODAiMz74vCBqAl6FOSJ4i1xyulB3MOVCZnzHerSI2qzmWcY9X6.Fe7HJIlx1M85aELWPNbFUMVfuisLh80.9a2d.ENVnOi14mukTgsYF7w.A0mG7.jJtxOVhGezvn.coLCcqO.7m0hj2Ti3WAvMkEAlVEiJrHupbvrvOvJCpq4VQsjgezURsmEmdhaGxI.gvVFaEqmOzc2e34oceCllE7ksbJg0pYHQpJM6tnR6n9Ak7hzKUgn7x9goaD6nqvOy1EdLneui97vjGiKBPW2z2Z84IepdYjYICkcW5C1pWHtZBzMk32vdmlEI120l7x96C6B.F4AoauAFpbka19MXr3jr_Kbu8sAqHU08eTWjoB8EIKt4KYD35lkq1xPFG17zvorCZjgp3L0ikVRkOURvw9WA3wI9QMlfywA9Z4GGxFm0WP3SQaSyq.5PoDJRFxrbtVKOeo8K5RUiMcWIgX4BWikABAFpPddwnptqEfawGpZMKIoucfbrHkBrCcJIz_T626roupOfJphz2OQOIW08WR8KKkPioldSDLayWaUHVnhuej99qJwnSarvnIqR_5uWcX.s.WltXctu2Wud0oIno3HlDwom0rLRei5aNsd4NM4m0L9YLcc4ck6OBsYhyUPLht_lk2pdS0Hh6Vkm412m.ueUmZ0GOQlyt3sIIWRqYlq17Ox5C5PlOVSAlYCU.s2Aoe67fPsAW2ZtXw0CQkH8A3uPnM1zzEHdPrLi2uKMpzYdC1C4cUQ_tiH.tRBKXPAu6r8MRi4ip63_ISCkQeoLypU8CT4hURh5Ruok6h4cd_zIU.D9Dk5dIsJpALNOpDbe5Ij_pyR6SH0hc6Lb8wIaW1rJlqMtYPr_6s7RGvq7plZplI7BFbwnTuhvKpxUWvcQyn5vHbLxpxPDZRz7cS3up7cLp08iZ_FllIFH9bU3rvAJs5B2OXPcE9yB6W5VXX5ZubO124i_FPsG4svOTWm4YfHdu1tRvUgRyIrd.qDtOHQYf3XQsBD5TsNfEZIDVVdUdtVv1CH2RD4mVA1_.T388gis4mrEI6erCFK1140Eek_qKrlyIEzM3HFzBJwwhhXCWKh",mdrd: "TJqu8h_SUpL9ajq2P3YBLG6PJeJtvE1ui0Fo1yv0V08-1739402665-1.2.1.1-vsDOZwQbo.OzEiGb4Bvs9_t9mw5Ju.PMP9ERVx4N5i42M_1QBxjAC2u0bxJjrSxF9v_Z1poXReO59NSyExMyOCrst22BM8Yaj5c.T0x8wWlf0Tn.jj2Q.r7ffHcqrgZgkBiF_Uzg3vPsHXGKuWt13PamTDQRcWS7FNhOUVVsCYkE_QrE8xm5VTfoF9bHbne51lf2r49EZxaw6jZ0R8.GupSClX7BbJVHyu13fizhcePqb_QyMtSAbw47.xfF8fwn4LeQyJV6qDBIVHi6N.W0IeF9deyd4UDqDGYmIPEPd2KU2KWA14r29RYbzuvtVh3laA6nG5wlhzPOl6Zw3B6qRRfcEdiJPybwsa2DrzRq6Y9P5JrVt0MG.Z25IiqOdrRGCYAwI7NzcjB63EB8Tx1Gv.pQD1aFINeHykasBjJnieuBBIPrzTSr9eqnJBDAQyq3pP5mA_AMOSmxRHJPm.Bpo2PkkCrW9UHNkVoFCMwcx8VOjvlTcn_BCWL9jHp3oNeaiyg6c6MyCWgzbkewRdMnz8BTUup00FkauYI_izx7OPC6UnVKUdYQJ3vH2PLI_1HtMr3cmPSiZ0QRRgtB5wmwdIOaJgEplmMYeUnfxr.FYqXJF0gUOd_4Rfm0c.4jJOQzB5sQD5_dd6viVCAWMcfiAv1B0PSADvGIkRU3LscjoBmIu_MdtQSVFOTDic62VdPQD3HD1lrbWiyb.nPfStxK_PM1qX0wKILDbZ1ffn3ukpMI249xQ04svnXFDwT9uciUQRKOTsacLD2Ol35XeKQdpyS009SIaqqJbySCgmIyTTUgjUvNe_YFHAFCjWgPOPp5PVNurB480vRfZWUAnlZ1URgGxlWcTwfn2cSTbj2DYlnWtbvipoddRWuZ3E3Mzw5xoCiStCs4OOn9Wio5Lnh6ZhRMQdOaMLe8v2TUxDBGzo4f06PB0CkPSD9LbHiHBWAdXrQWp_4bojYMuHEChBI6gBwDOI7QnU5XMoarMTmkIpn3oSckuUtX.3jc1jCWCOukvOnPZO6iN74GX4YpL6NZDHmWsjDXTtVo5ROQf.JcJ64MdOZf2r8Any1mTFBRp7MA5eSQ4rN5WoOLrupDMmRqvj_XwC6U2cTyD1kB.gmO2JOQWwwxa3VOkyCTd06vi4biTnq7DfnLbeR.JuL9odhQhdlICeo4LIYtpBOK10T_4isW0e1PLzOQiXCX_t5IK.BO_DHphQRwtAz1ge8gtfv53r16WirGM6VZC34Y.s_SCy3ubbo2VNW2PmZPeVMZkr0i5mVYh9lJNazCZlJ9_J548O.F.ouirhcbmCj1Q5p4FyO1TuI5yuvvnu8PGYGiAYO81n4V26QLh6gRm9iLaJefbl7TvGDDD1WqTXjJIAuJlzfswtHKPrN7YJwVBDhn0wv9JG73SIgVGKS.G5H3xScgRgBk.Aeyi77BNJwLqrHy3zBw5CUY2kiqCnfKD8O4dV.nLCz4ymZjEl0lZSQVTuVHxAmMJXv_JlodDzNao0TVPPSR2HzdLKe18TQAbDnQZycQePmda0l0g1y9S_Rrxs06IFbKHq5XMJ.cMzWn1O_INgdnTLgYFjLz4DociThAuAkiyL1GT0733PY.tg9rDZNhkX1QPdthjTLXohFN6cMamWB4aIBrGj.MKx0DqV_Kzbvo913Eu.VmkpktdVBgVmH7Q5OhKNDaRZA5jVr8YXCNFO3fF65mnA4Oy4FfGcKyuWS4cUkvLj80GFlJ7s1RysyWh8p7TAOxJ4hwSVmaLmgaBpdaAorNVJlzsmJGoPXVOydLbHBiwGW8.NCRmapWKMJHGg"};var cpo = document.createElement('script');cpo.src = '/cdn-cgi/challenge-platform/h/b/orchestrate/chl_page/v1?ray=91105501ae4a07ed';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\/5740296138?__cf_chl_rt_tk=XEbBLg.lm7KtEHvI.EyM_SBPKe1OySWXNe39RYhtxRI-1739402665-1.0.1.1-BEukeolXjMKnWji.L3vUscHWIXPszcIlNH9SMOkn5Gc" + 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