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-affq3qu0p.mit-edu.top/post/0917648235

  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-affq3qu0p.mit-edu.top",cType: 'managed',cRay: '90f82d60eba4800b',cH: '4FjgJ5UxqveQVXizvAR1k9pcoMfK5CuObAi5na1.YtE-1739149383-1.2.1.1-sc.ZK11gRviM5yUU2Itiposq2QFEXGWKWbR3MYeZ9VxUE7GviIfBf2MZvs05_Xf.',cUPMDTk: "\/post\/0917648235?__cf_chl_tk=ll9f0uTKfcQZObT1Ris83RPs.mD_WWItjB7oKhRIXw0-1739149383-1.0.1.1-ngkefxgd_PYTp9Eu3m681Y_ZDz.JrXG.v5PauUwfhTs",cFPWv: 'g',cITimeS: '1739149383',cTTimeMs: '1000',cMTimeMs: '390000',cTplC: 0,cTplV: 5,cTplB: 'cf',cK: "",fa: "\/post\/0917648235?__cf_chl_f_tk=ll9f0uTKfcQZObT1Ris83RPs.mD_WWItjB7oKhRIXw0-1739149383-1.0.1.1-ngkefxgd_PYTp9Eu3m681Y_ZDz.JrXG.v5PauUwfhTs",md: "DLhXmsxtg8Q0tuRTJoKkMAX6mqgoOZ97ryp.ot7gItU-1739149383-1.2.1.1-HsVjyI4mBkVG6M9fc6ZVgTFvLnnGNm7A41_Y4IsBMLdbeu.8CDvrrezRn.yIhLefux3xLmkTvIgUEdrQ1BEqHskIPPw0vdSovp_HLp_ABx5vM25ora7pkgeCDsVUJfM8UZfphHb2qn7lBzwkeLCxWYTLs0fQ_QXE6FDSWzF1p3Vvx9cXNirJigg_MC36L5pYsQj2xjYvdt6PmqLayuYErg1f7oIXLnEuPJtm0za4HxVVjNf6c9EmIX7iCjey78CB2DhJ.NvWElB5y0j.uJCoo.ZZ2GxOlExu0OtIqvTjSu4tIiSufR76oJ15AWczBLpy5YlLvMYYj5og1B7Y8ap1xGaRXrG_rJJvcuH.Naa37SeZ10zlW0xktLV9mnExArg4wSMLpcg6BND53cLm57Ln07ZzHbjZAgyjM_lh_6Iof7g9hnW7gRKtiVUn1rw3g53lk70znncbKTsZ3XjUlabkg.ddkiU4r3upoR0qYEN8SEo6Txb9v2rYmHtiN6v5nFbROj_L2SiAThx_Gd5wfIsHnlU3mCiGIUAhG.UY8S3yDbMHqiE0XB4Q_f4dEqh_IegR5QyzN_Vu.r8cUaj7oXPs58fO688ywwzH1pFvuis3KmGDsihUPuhA0SmnQAQTikEHDXDOijlDutA.BE253DaDn.VQBecr8EgcFvS_57OiSIOM52NZ40iIOstowBc9wgpYjAUCVH0zpfwQjNr_Jy_0K0hb12wmgPJxOAglDGOqKhBKGBdYZrY3UUJ1DWE5nxOjAvnFvO1uem4odcc6LKoRBAwHKsqNwxC13Vwrn766okCkW0Z4vmRlq5XbpmLvV3q9K2v7k4vS8Lggc0wzM1c9R0HtmygTwYUsb02xM7priW3yAY_Rj260J0wZKOlTHITjcLlbimNQM5PqKz4v2Qi0RQqCRvFyL_FyBllTon4o4vMgHEI7fz3dF0e0XB2sMGWRxjuVo6nQCqvjcqOtS8Hq2ag8SkG3p2PeaPANEV5Xk9kNdscUl0sXv6U.l_tfXXAg2.t2VyK837HIirS8bk7m7aop2HIRk0Dm7drxQ8UhMOR5iaBXogrvqyBH9nam2JZF3OTvrUjtin4tk8cvAOKLLg275JslVJefwQhsIV7Wfb4YIJGzzAjMbv93oNjI9PvAKJtx5PlkXkD_VC1iPwCiZaz0UXMJF5qpEIEbMgMpDFBY_1r5UYhlu2.z9hsc85YAPDNfbx7W42JkMherrxIyErsecGuToSYchzed3NF1ei8FATPqKiWom_D8XpXQmk5vjXUOjMAj.FnzGNNlVyaAiO7YZZacrN87sW6qXvUTxKv7gLJqW9Ai949NYbyRcxxCzhtCzOiiRNX0DB_DNpQZdsqc_4LmF0qOehxktjzqITi6sq0mccdu6sMm_ggeSi0I9GNgC563X06uHlAUR0EVJcglndI2v0OnW7YDjCilV2sDp0..iYNgu3hGJbjMsyhgPep_N1yi9bVXq7Mxvn6HXiIiUDVqbIbrr82A.Scs2Sfa1OEg7DRNAGF5gIG5C3KV90qbPpBEOfRQwIgKqz3XPUWyipHfbdIvrN6pBLJVb57q21n1EJakNXpFXiZFh__FnzCXkTfFsC.863MrTwpSskqs9XFvCRqQzy5zDGTYeotjVqEPGchM4zHpjyJfbaGRPEw_LLrVUMpaUGnmiL4H4a6BOLpchW86ELjicbF2PYEO5c5txjpcEsij_xHHBMa6s0.iOVpPhIp6HIAL.EpF276n2xKXQrPmWWIu2AiStZae1JBRzLaNnPW13qdlIA.noGnxmiZUyPpGgeJWPMAhAH1khQpRKEhs8YD59TJuIFgwAenHPO1BykUWab0f9PJlW2xdiaAYSWCyoWVfuHsqa96H_YLTUHJfdqwFeF3C0v99v4y6D0tYLbTeIHbHPCpLmTyyPnVTDDCtzB0ChWpWihyxzEhLgMQzhKQPJHtWKDrNeUpgQq3cN1SosLXg804YP2PYcG8g7MkMwn_uN.FUcmhrciywKUY4O_o6V.N24JMcIGO0NGs9gXPc1qaFwUuo6HYiZfItAaN.kdZeKbAaoxY4swb0h2xsJZKPDU35N4eQFemiKywKY32KYq_5gjezNoPFJCi2SI9NNVWuvFqc77wJ7w3PUEt1df9NNShXQEmzO1RWPnVxh4HJzyCYEJx1ugvXhphXLT7VVsRisR3o7pUXWyyslvTt1J2S7UX6IU828paKADDwHxS7e5luUj_f",mdrd: "g2Sh47rP0iu48_Ap2iY_R3Ne.v6nu4T8ju.rjjd4BQM-1739149383-1.2.1.1-0SGMYPQUbarlEOsG_xG5oNF6XS5NATOgKmZHC3m49vp4YnGe.4Lh4BpjYrGYG7lJmC.hP3O3eb97Qnm6wLWhEMfzYvzALDrzV47IEzDgnqTl.YLACF5HFowdebA_UK1tSqIpgnhWW.sFRRFbIh6YZgjT0FaqDPosFwrLsQckzQVq.BhxHfDJO58DgDVPBIbCviSG.4_3RpgDotP0h.0K9WNS_hzDwDLH73TXqS.M7Rnh3WNozaipD5JVtZhiUIYCyNAE5X3HXuDVm_HWanXeobMuJWfm8b2kBpKM3O6muZdSP1qp1YgKeBngXsDE7JC8nsyXuumuqkK413YAWHGWug4trDSCPHP_ZAWHoX0jDPoEgt7Fweyk3JUORa5O1AhqKIZpZE4JoE.nZhe830KfVUyZSM2haQcdjn40qBd4ikdh0Q7cY.8SM41NpUg9q9btDbsDYfa_ydXfT32cRPF4d6tKp21h3JcZ.mCNAqOiCn641GZjmjtsUT6aa1y7gaW4f3yTcRf3dNimJVjbHlk6pKvXmEWjLqYtMv1P7W0BSTmQI_CvlERZRyMDgSE9nwMgkvC.fuHvgSa7mapDzV8yPsEgJwB76piqHwCbXLHKtHcWgRc6BSm.dRVPwRUJniJBkOuCOp7Naqwl1sLxCcQGkSU.6pHbhUjxS5khMhD2bLQFM7atH1iTzNMqJGzCsvtsFeXYZ3Cix78auFkqHt6VUw3DC9PL3d7HFn8RTw.lY7zw1Lbkf3w68qWARZDcpJACTsHeS9AXApqS75rLodotPIuha7o7k6Gl6X9pJxuGfMfsYRlIiHLLkJLOOR70GlAokKth96Rlr1ew6zcV0ccPSFlUi_AmMoqEqUdl5d18phcjpfwjrmqsFE2Lwobscpp7LnRJX3SqWytMHfid1MpAm_cF_iU2rAZMHNqqqf2_rTTj.PJxEJANF69qe2kNoILvREnFC8BD828v8Cz_LipegVGv0Yv7owwzbSLKdCP9Ugl7yUkjbOPmrzw0Zl18u46zL8W_HFlTr7GF7QVKG6ck3cIE6pA8E5fM3kptQKVJF8I5zO8JX4NVoDWWoCJ2eYLasH6.ff9U4PW0k9qhBOkb8nMlA3uIbgsqXsZQp5ohC6NI871cwDBk5wCeoWV1TyU1fAsPKNwrIgxQj_yc1VBNjlr3NZh.FEryobHgz3DzTQ2otXMZmMcs1blGm6YvIguwUJb7SOms8d4IalvVc6l04374q75MiPy8B50zMIKgEAyObmO5JrqeTvRYNgGzdm4PrYsuOOkmdPanyvqIxEjdx7fRmUxq_bD0OCf.1p.mVQ8Vv7Kp79MWqB0rOjpRrd14WSDh9uZ3ZrVT7wkqwV5AxUhPwZB583Gz66Z1HeeU7X3w1.ap0Am1wxDp3vaZGHq2YOEoHSIV08efoSBfLnJkRXrr.eAx6V0mlqqlwT844ke6Xht_Ya72.N7i0pN3ypTriUEmAtSr0o_WSfkZBQaPN.RyLxgey7EyjI0M7bPVkEvObESTpguZ96g9MA5RNm.zIxbOeYI.rbEfVv7COY5NUK5Wl8M7YJpAD1riVKtXG4ZcNyyJN.on0mMDJlgz3_cmH7zlXGXWwj.zMBWCFHVAcQSDOXcYi0nzEcWOdrBBSNP.MB2e7YEZIDB4Y9R_cs.OAiMbnsJxCMk3GRHou1PqXVO4ccv4De2ugXNUfMcHWQU1UXjLXG6SBLJFlzlVA5J9eTZXUEdZdgOCACMlIqXAIQx9WiTbXv6x0kHZHpM0Epod5AIouVADae9zEgM1.LALNCDn0Api.4bTaruiIwgM7QyunXDJ4AkE__n7dClJepQ"};var cpo = document.createElement('script');cpo.src = '/cdn-cgi/challenge-platform/h/g/orchestrate/chl_page/v1?ray=90f82d60eba4800b';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\/0917648235?__cf_chl_rt_tk=ll9f0uTKfcQZObT1Ris83RPs.mD_WWItjB7oKhRIXw0-1739149383-1.0.1.1-ngkefxgd_PYTp9Eu3m681Y_ZDz.JrXG.v5PauUwfhTs" + 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