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-affryx86g.mit-edu.top/post/2081653497

  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-affryx86g.mit-edu.top",cType: 'managed',cRay: '90f655c8db7f3ae4',cH: 'p3GF1icxLAmq44fLsr1v28pGkXz7jzScfKARM9JR9UI-1739130067-1.2.1.1-AwsgYyjz2wbrMgSCMcNAy94PZOJ8SMmkr0nhY224QxIUzKjdfEH2xj5dMxJwhlyV',cUPMDTk: "\/post\/2081653497?__cf_chl_tk=yMbt.mbmj01DQnm5tVX.xLenoxSFncSzdKGz2Qc3rGg-1739130067-1.0.1.1-TTyC4l.m1JyrLS0s03ZN5PZRGzO_A5Ax1Gj7cvkEMg0",cFPWv: 'g',cITimeS: '1739130067',cTTimeMs: '1000',cMTimeMs: '390000',cTplC: 0,cTplV: 5,cTplB: 'cf',cK: "",fa: "\/post\/2081653497?__cf_chl_f_tk=yMbt.mbmj01DQnm5tVX.xLenoxSFncSzdKGz2Qc3rGg-1739130067-1.0.1.1-TTyC4l.m1JyrLS0s03ZN5PZRGzO_A5Ax1Gj7cvkEMg0",md: "5xrtKwAYKD7nnxrlvfIyAvzhnpbBzG3IGwzhvo6wtk8-1739130067-1.2.1.1-NduAq2EPiE0y2CbxTcJ4w_p.RUZElGrOZ36zx7SrRdthsXp7j_qPYPUjEgTUeF9hWB4Mkvj.Ww91csXkfNitAKA5wf8jq8doDh_6qUBQpDSS_BzAM54Ls6mfsjNSXnp3bRiB7KrhjmVQn9lbvc9rISG_zdBeWPQhyJRyWiu.V4YkfCnTOgLrUBtMd5oVmlEEvbrMDw.87UdfjrNtI7_6pFwOTjJgVrUCI.7yG9Smupq6LsEugVk.AuKSfVB3gi4SrX2m0aBMlkEJ_tu5Ve1ZZH6GWGfC_te.ddGwO4B4IkfsSTy51PXwtKYLmb5q6JaZPqg8pc7K3YvVx2JyfuK9II7crF9sol.Mf3Hqmc_9tzxy2lvnB4Cv.wjGJ2WfqJ7E2wxBbv7uwwl082q3k.uSDVKs9qo3qB4zSxL2YQuckaLoDUwoKx8wNyqLO8VdRSTWd5rKLyBfJ98L4mrBPWYaK4cCMk768Mu_fjaaV1NzwvxnBgLxfG0w2mcHjI.ToGQmiUWoK8eP6learTcPS8rkKopQN8oPOQPgcckJWVoi79zPSv3ONF6DOsol5wdhD7piKOfUZSNt41lfQflvu3HE1ogjmCko4XfzF05DT8kG0IE6IaUi_3b9QsLlsksDoECKRTscswritChb3OaOyGuuYCnCIMu.dfXv82EP1n..hxZ_H63Y1tPLe5oL1Wfz0ejLGg.ilXVmcssif92XEg9FGH0tdF.ToVqvrHYKSO7N34KUC5ksL_aOaGVnzHCc2TtgCTMUrVlcPL0dTZvM_Kd8asubj6t99U4_CN.O3CLx_mzw90ECj.i809LL4PSN5JRzUI_698iDXEHSbkISndfRI_E_W_pZYFvyRKTOA_SM7_u8Gw_ieDJBWw53YN2ly3P6e0w2KAGVU7On9lCOSxIDhNpZO1bZRzsT_CF6AOQgSkYtjFvZbyGEaaCQ4QbaRsg9tTUXHY6.DWz6I35SVgbnuTzp1m0ozn52qBMdafb.K.E1oAslnfHWQNQ3voNfUM2giNr6591RP41JAx8Wxfp4CUCvwQ3D4r8wv1x_1qKPBiaCuR4.1swKH3.tmZB3vXIARQgN0c_I1czsbCfoDPSrXxMdyOBFI5UHOwsjSSF5kIfCJt75VMAG3AFNL09Wip_oivq7oSogC18Gj5QjOH3J0V1loGXr4B2J6Zxw7zDVrkCoo42lqOOg8fmZxD8QmMdS0GO.ragenvAPhzvq1vc8o4AsuGaFSyJf8pX0_QSGbm1Sdw_Y.fU8cMm6CnLSBWVNn2yQzlz6H5GCyXrTuM7PvhKv5MEXZO4lXgUuFa_PF9hC55BTppHlN_xjEj6u_5GXPeRSchgCiMmSh76GWU2kf9EIBZB9RmYr3GWDpGUlpgDTv3LQIA8uzT28HwzxbGgfIhMw3nQCrB12oXLHzZBGve_4pDbwrGMb3iFeP5DPwhoPgazCsbrDRdXVssQ.R6lH7m7e9MACOfYNjXergD8FrwgiBhFkJOcceGZ2wV_NoF1eJhuCR4ZjycxXfc3UPiw_msr5nl92qWn..N.tC3lOAK.WUUX6s.chEBf5iy0T.hFVKM.rOMf0ddD5_7Oqvuehkh_AYhFLDx1C6kMQ3aq7sPQqTVARZe5nD7Zk6rqMchMC2YjHYxq89dBKeQHb2ng6T6z.O_Mq2d28pYqYox2VHvJ2d7rcDmGqLs7u8Vmm04TrSGXZqEZK0FHsTOIxDaKdCHt2UzJMwfs4QVE_Y9nH4.oixgtUYlcpbI4qeAqKujoeqWywREj5KO1qT9dxBmzL6q5rfui2TlVmuRjwELWH.XMSstMD2ixTy2IWnnxv0_HP0a1VMtnxPG4ZIkdEkFyN5MSkVqa2rSjqg3LmaX14avlhHmJHA7PSRQIjWngoWaMffxMh.jefURwDJKuhri3ySFoiqSdR6zLzNqe83SaJZYnO_X8QO.o.z6rQ7Nm8XtjhcDGUAhLVBwo0wUW1X1V2ffrcn5um8iDWG4VP3QawFbeq2f8Q3qeCBEU6l5aIlJNnbSy16ERdCVzkPlx_VP4.lTUlZ8rfbyuDpvY9YMjrYrQubtpByUNCfIKT7Hp4v_rABoWvJU7SSMuRkq6Ty.rnZ6tkfeOndJvbddobKwWwK2w8oYkxjIS9J23kLiq72L6QpoqSqsN_CJnJ2dSL0k2B4q0M0pXl757cxUaKtDUyF4f2WhghTTEwW5bMXBLB9vEB.gHoaSV11J1EXaXrUUAw",mdrd: "XTF2MxH.oxRzyRlt.4tmmGfX2Fk9_YrNMpsXrrjV5ls-1739130067-1.2.1.1-xBGfLf8Er4s61eZUpt0PRlRRmphmgAfL88AeNT0fBgVANF48x6s.liOBN3HqFlKOOuneDt5pKyUnXGpKvbu4n.80sPG_bTosPpkqHhvZhA8Tzjcb7AvNny5nFx1x2VEXvuuVo99aBxbqORrjchrH8KkW5.Q17NoNbR7FhJZqOP5NDfGGALvuS2yz3YUtZrs1bmKU4HEfQPOJsN0w9xE_P_JGYXaE0RPXg0DG2DfOtPcp4YS6odNXSRT78VPCRm9xLp8pxhk5V5wIOxzJkNyisT1zaNVvOCQTaJhdD8pjNAZEN_ql5295jyqAG2rAwtjkWSE2qYopYWqpGmn1m9ws3T7Vv.veEACTvDnlzXdlojjqyZQMWbAFJeL1NZTGwO1Yt9nRuVl.o9_HMclxZqPeZ2xnfbmhnJuqEtdybnSPqNFbOsT_toNje35CjUNPI711GA2gUivMbMnZpwJPV80wDcGb9nb0XvfCPNSZBq31xTxeafyNNTJGX1BFL9YXbaxh9WPgJQTkErXkDdvXYM0OXcDTkf_qDsddYZHfyrGfu0cTycC21kcI_hLFJSNFF.Z0yxGydGvINXulva81_RcdINBMHncGsHoiNotxUfevrR_og.Zqtu5UUhovmVE8OkC6MKGFdza042r6lLXj7ZFEVJelhQUwUWuSvWbXaU1nQf3Z9mA176PujtiXOO0W4Fg2YJPaPLlm6fTVV9pLPmIsE8aqYcPjduWTfRXw0Ok_ir4Djcj5aW4jFoiFZe1JfEZYQw2a2RiBgCryx9Y1txBAKeohXXrZtc9hgoUYX028yE5k.XflIswfUZNim9X6jvl_1yDQPXu2UqsDSZPfch7eCMp12wb5ZtqQa8qk6K7COMFUI93g2vzkhM1rt7k_FEtz6beHTdqiOYXmx.J_FHpIi76J8wBtDFSr3tthHoBgxwExX.SSCJwyJfK5hVSApeUe5bL8Ku4Y5WHuIsZ25cObr2QBfBlylXp9A139.PZ4tE0AMzCXGwvG1Pmy35VcB1_svBz2TeZBXrEjd8gyIQ70fJTI0PYEtlre2.ECCrJNgNivU0fYu5OAbO9BcEVyEc5vSeW36tQvvlBBT0z16.wxdrwrAwEweh3v3J_7kaXw1cWJvHbAZnfB.8KcbgdVOjQuIJ7zXjZuxp4OL2cbh_kbfJ0mYkvY9QsLqyaFDBGrLj3aofsXVJM.p2b3Yb18Jdl.eRcePJlL3XfuTyIVyPsd7MjjhooR7ZcdA4_VFU1HtUyMjOlXAiRhgHkATI71zlM2xZYs7Ly_wXyukiq0vlEUgt6vMvV0MwSsip5lS5zoyeeRqpO18Ov2siEMeAF8bm8j7AMaoHheGjBplmPPA7upiXgZLdzYKYxJATdOqSlC2S7BAuttt6l7skGx9G5zKMJ4PAjp4kDGLYLuPcg93Ih3HkTbKTqgKIYejNzpo4CJ2YHtEa.NimIr_j3dd04Lvux2BCDO7qX8uEyJQZB20Ew9JjcKcsOSvZI8bHs3Kp1OGLFxIt564gi0ljG8xqlF8EcqBoEkGPbhujWLT8mZArJjmhdpkCYKITK5PKb4qAPWWeZuhZxIWAZiDnX.D94hasHygDHmnq89hAfeEchfUyX596OouzjK5mPgWkxm4kZlcDmQ6fV7RpbBrZd5ptIUPt6ZzRJLVMwCudJCdzCSrFiIC0U9yMQDWeaecoV4kwj8MxeWAHjX7K8CrAAE469N1ZW2uOAnKBx61Pphg.ifPe3ZdgwGz3AT_4XG6udXjmLhnovSTAMhFRWHjAD7YXo_EJCnuN7166sSLk4qohIHPVl4CU1z8lfUfr7Zw4Owj6L9Exo"};var cpo = document.createElement('script');cpo.src = '/cdn-cgi/challenge-platform/h/g/orchestrate/chl_page/v1?ray=90f655c8db7f3ae4';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\/2081653497?__cf_chl_rt_tk=yMbt.mbmj01DQnm5tVX.xLenoxSFncSzdKGz2Qc3rGg-1739130067-1.0.1.1-TTyC4l.m1JyrLS0s03ZN5PZRGzO_A5Ax1Gj7cvkEMg0" + 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