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://gpyxbv.mit-edu.top/post/5420361897

  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: "gpyxbv.mit-edu.top",cType: 'managed',cRay: '90fc9c58fee9177d',cH: 'bmYcMXDX6USouJHNu_gfgWbThQ7b1ZmHlxVQHElcgaY-1739195872-1.2.1.1-vG1mPF6qsG.ZzANjD1aCQJ8rfuwXi0z8HPiDvyReuLu4sfhCn8br90KNqWBG.a_g',cUPMDTk: "\/post\/5420361897?__cf_chl_tk=l3t33DMG.h6CExYupgZwvixWDfgjz_PipQy7sx3jP5Y-1739195872-1.0.1.1-u57mm09Gs2eZOoWyzpsZf5_o20TtOa8U6s1RE87VH4s",cFPWv: 'g',cITimeS: '1739195872',cTTimeMs: '1000',cMTimeMs: '390000',cTplC: 0,cTplV: 5,cTplB: 'cf',cK: "",fa: "\/post\/5420361897?__cf_chl_f_tk=l3t33DMG.h6CExYupgZwvixWDfgjz_PipQy7sx3jP5Y-1739195872-1.0.1.1-u57mm09Gs2eZOoWyzpsZf5_o20TtOa8U6s1RE87VH4s",md: "Jp9OPq9l6DEUmWWe6gtBWMVbll90E1yvMdJC8m0Zy9M-1739195872-1.2.1.1-aEBNcCIui9wdtihGO.BM9qpl4pKIT984d6VYNBnrS9NWoGGiWBo3RzjDcmm3vi5zWcD5_FE8dKhN2b0IfAsiA1w0_q5ghpgvyykF41PC.CIBFzdZGL5IfB8hJ8Vy3VVuEBcdeHlPu_dFo_ZcT6Atv11t2_N.4OTOJw3DQd00PLf2d5p7o5rCBLpljtvMv5x_bBWyPBWQtZkwHhlomcX9xJltFAtsCC2PGWuPFQN.qfN_vfDB3zzBTP_J8lay4mahfDinEFipYZijZpbkZHc9JKRfg5ldCb0XXa0BFrviFMTAiH3mvsDLXVry4CmM_nz5ry6x9Stxn0FACSfK7QwBhV1H2YZtBKA8Bn7KrJrIkXAO96gPHMSWfB36WoMIykfdz5BTeOxNlWZ2rewPdZC.bQ.xVsrAmTZx_Bm.fUJ.8N9fJhXveVgrGTyx8fvA55H.QdqkbXe71QGyXjhV_dOj_NYOhlOX1lvqtmdcfKpx9SSkPQBgIqsMM_TkXK0pd6l75iiB06rUqaZzlp_DCVpiRMKpRWbUeQDPmEbTNXtgTPyec0mPsj4mf21nmPP70FNomnE2uwJsZ2im.V40PP_IiHcehrJT9SqKrA7QCLBXpNlPE1slQp0CX8EYeak3tJqhzTT_UQDbmxWoPd7msOzxq_xeKl8oOahvCsApko0QRMTBakEme7pzNlP6lGabCfaOIGoUHJUKWH0q1WUo4lZLkmALG1bHNdyJFr9dl0mQj_UrFgLoXSHztS8VzzeakPA_qRcqsGLyVKfRZAJlcb0Bm7ppsngB31_ArmXp5poO6OC6uuYYGBa.ZvuZtpL6TUr73dswheCJz7aDHXKNC23Z6ZQiQrAdX0MALm1a1m0kOcx7pa_l7bBAoXtpN4ti29lBZC4VNDQu4h6UiebBv7SdQTkcHAgR2r.i4cMqYmq85oFusFkZ3TlcGtavfDMdBzbY_FeJeK_lbGGaArjtxw3vQ1lF8gcs4bRZhvC4YpJ72lF3PiBYrlKzFjL6MxNhFbhCrIDwZgp2MLZ3mqNDqWWbG4xUVAv2jYeX94mtWtA8ZRFmWKzPU372cv9DpHeD7uk5MG3EwpqKqdRJmSue8MTMHX.bSi3Re_O1rJLUHihAmXaWofXF.oeqWlBzeqbVM59_C_06Byr83sPeasfe8HBlxcU0mpZybicIQeA._ILYuNFXhC9hN91obKBXQhl7oynT1VgiNDN0qCfb1eXOnt2ngRiDfGyNgsw1o6ocjgk1q3ppnApiNL.dnCOvwbIOSO1MNQSor5dlXtEhG7UkLs_MTWObdibnd50h5R7HrqDbFhz4VMtHDKRjbrYwYUYzCzryp5mIKZ0Bmw3ArAF.u7_yobrOe..68IBnvAGgIPNw0rMq5DoJWsdSFCYuPt1bUU6.UgrSdE0mLkqZQait2bjJ4Q_05aH03cbBlYQwHJPIKrm7xb9nVq5Bfra.TzhWd9lkFoQ216en8WMhiDXUk6wRn30TZHb99CgafB_DpLFLhTBRw2dnJXJrrKVnMSxFfW4ZNxJT.PZOkThDMdKmZawNPLXNfzHmRvVrHMyGztxiOsjedHXgOxNmtPj5WlJje3UK614jKtSuQurlio84_1WERZrL8Qa6B1TFa3VSNrkLzdy1WibsyTwJYuplMO8oKaHxtqdI.NQve8c2Dhko8B8zJdNgr_g8kARCyvwBca0sijucBR3gzinF1sy0XKxbEgG3wz9C0qBQk0DJxrE69YViRKuq5Fb9.yX5TaAAvv_yxHV2FsDBTtkIgYe.c_tGu_3dqw2LUYOOZXEKTU_RLHwOoK6fJD2L_RUpp9qkjPuNW7x5.xeBqLj8UZx8lwtFH3_yqchf7wfyHYkuIwObp7iA4J3LGP_Y2koFy55a0eNP5tjmGVXPaMkNowGVHO_sHlZUVqne1QhYIMlJKxKM_VxX6thQ00jrIQa9TP5Kfb7lq4DfCM2.fj5d6g3OzlMx17omqUFoJqjy8x1Hy0.hdJaeSAFpurhlYq1iH9b2MK8J1Ef1K82avEuR4WDtU1_6KVyAOLLP9Twej5Nb2AdYEuu1N9xgpbKYgFCK7oDLmtndRYGPkJJA_fiv4pPoCGLVX5wYGh1R0FYjSa26QzjjjCT4jCHvuhM9BBEyZrshZEHqdo4TgRbM0pChKEi9z3X1XJOVJk3O1i0aqoOsesm86T0YuPweCqINb7mnnVuqyVHeRSg",mdrd: "pKXqkhuHSHF4qUuKdHVHfMlfCmEKJ0heYC5OexoAgnk-1739195872-1.2.1.1-NGLJYVSgv2OhnWTggS.KNPaFmFrhEC5374oQqluGlglSeeQrufpyilchVeE7oJkNVz5xd1ZjeU600IhhluUUnii4AyI_i.7c6igGYNIwu5gjcIejbAqucIYnXkAZYXOI0tTQjNKF4jfNfKg7VFQ7Dpgz0cmcsyHNvX5xxm5uOLCWEMNKrkT_5uaRnzilyKqQRw9k.h4TtdbNo2sYp_O5_Prw24FHi1z9VVhfR8u8KUr3ySdIDg8yqEketvQuJpdM.70Q1.YIIilh6EJME.NaPpuHMD9d4UCU0otdjFf.S9yVxYWzP3WoRnVPLb71s1_vUvW5mUWhhrMMKwfIQI39ui9W6MLrCghyS3OX5KYrEx5eu8aSUXl3BdBlJA3U.pkV3SyJRjj_allbD4wKc7UA1sZt2wjLP31ErpCzJLoltKb2mGtOpO2Ia.yPTSwRS7VcaQQJ7ne07_.o8nmxtPeWLIjCmsyTecn9MfU..g1xi0C8L7O_x0UGaHN0ITynX9aqQd5bgI7QeY6YxRGsiFu2Vt48g86is00QN7033TXc17wmcC8sR8JbXA6H_5VXUb4sS6VwUbDRcwb9a0MB.4hGEyBE8I_NP..vLjPOQiunmVrarMoSgt1ZSJqJSCbM2q4NqzvKpbxd7dBrmCIyvwHQ7s5RI1hTIJAQmSIG02o177KPxMzFr7ep.MnWk88WAeLHyzYPlk.8rlrLNWlNne55tpxOqdlrZtbnNwk3qc0yOzOz6pcdbg6kY9P_DVUE0lREt5mhoFmxrMf3Ue6YRBborSxPPzSlsHEGhpxrPNiT8FLuHJltubsLQkSJhMh4sQVGsf34uYxvoeUzuYLfYyLtzO4Vr39Qg9HWerl4DhRX9GrFwtqiH8nvIzisY.5aySkuLFtAvlTGOG4YUOeip6JLg75kaHHkjlYV1Z15WM_HZPv9wVwZym8B1KCPBefUmAwKd8DBRZ5w4ODkCcrG7fgqf5cC139TkHe5nxnrnoG.XUSTAqCfeITR0hb34URu1haZZHApd.syM.8tuZ064bFnRRzBqvM0bHvdanQTViL_iXzlBMXGeitfj3deRL5lHrJf01aY6LZT1p_q2pCWnG2L7pEbxZS.X2r6YDdRgP1Vr2aKU9yU3gkr8GUXRHnXrKDldXxgu3bxQbfmAwrBd4LoWB5weMnJxnWx.uz86AQpVJrkwv9.BgUofrHmWgQyYlcJd0BmcvpRc.HUQUkirMk7DbSTNOOWa2qHwe1ZXvCgtEo7gDMKC6qMDuiPnhOwTu0ScB7Nk1WFPtXh0fUYivB.caF98nKh6Pj3p1SzPWEFuKrwHi2qhwyk2Gnur9E9gALxAiErUwB64zxNB.1lZipYOGpde7VOp5H8UfihVyxbmS0UYpV1m862SbByy2vazIGI.lI8qkqPrLTLjJtemniZb6LKCmpIEDyR_QjC4Lr45yobP9_HuAtRKNLDcKDbNnoAxwM0eWjGDzob3wHAY.I3a4waR3G.ET3S4PzYe_V4XrHiei9s3vDLimaiR5od67CPOX.VIsdyHB52neRhP7A2MkPho7cfS4f0Kgk8kdoM8J9wnwjD0kh5blZObW8.vWi3pBdhGFUkfYYmgZWRSx8yJxTaHCYGPnc7lT2pdC8WRBSVCHhY8H8xclvJn_cBMAnlmveE0GWLXfJIaEAb71wsIjF7w42axMJam2jtu0i2V_33fsPyRCR00.IKxddH6RrxyrOq7VjqORJiS7j8czDjdT5ZWQOxc2E1yrv6Ha.Cxv9wIkWfOB1V3XVfHNHBWnjZ"};var cpo = document.createElement('script');cpo.src = '/cdn-cgi/challenge-platform/h/g/orchestrate/chl_page/v1?ray=90fc9c58fee9177d';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\/5420361897?__cf_chl_rt_tk=l3t33DMG.h6CExYupgZwvixWDfgjz_PipQy7sx3jP5Y-1739195872-1.0.1.1-u57mm09Gs2eZOoWyzpsZf5_o20TtOa8U6s1RE87VH4s" + 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