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-867550268829.mit-edu.top/post/2580146379

  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-867550268829.mit-edu.top",cType: 'managed',cRay: '90f3a58d3b64d6cb',cH: 'ozoNT5LbCujFAUZnOnI51Sb8US4unIzhF7R62UcWUu8-1739101877-1.2.1.1-xYBs2M75l2cJorb2bu8yNz4jL3Fd9zW6.joNnAaw9Xi4eMfR5lcMkGY.8XjwDfXI',cUPMDTk: "\/post\/2580146379?__cf_chl_tk=FgAyg7B_y21ZcHfBDqG7BhiEASzR850YkmAeRKu6GLw-1739101877-1.0.1.1-UeITUPi.OBg8N9YwaF9.q3SjAeAiplTbioO72pb5KD4",cFPWv: 'g',cITimeS: '1739101877',cTTimeMs: '1000',cMTimeMs: '390000',cTplC: 0,cTplV: 5,cTplB: 'cf',cK: "",fa: "\/post\/2580146379?__cf_chl_f_tk=FgAyg7B_y21ZcHfBDqG7BhiEASzR850YkmAeRKu6GLw-1739101877-1.0.1.1-UeITUPi.OBg8N9YwaF9.q3SjAeAiplTbioO72pb5KD4",md: "gPXAprhQYCZ8ui.dc.OPq9mBfUU7XpuZk46BkbqZOOM-1739101877-1.2.1.1-7APBt0DenWCe.PN41Za9L8PW9o0ijqTO3oNS3zecneFHM0EBYKTwgpZ5YBjuSZi5ttKP4UaB_Mp5_D4kW2_upYvRmiR9q134nx0mqiL9rjN6uWx_DNqdNY7ds7xgDiqn9ssfb0Sp_QiNXWefm8EyPqh6aBqsETOqzfx.gWYMAq.G5rZPxrUeVnqom9zTmI7Lx_m_nmd5HtG_n.Z4G4ltQfdqglkG9nGLPNkgkB6kOAxK.K_FiV0DlLxI8ygoxWEPMSivygvGu0Ap6B3J3nyQxvD2kX3iKUGLpnt9u7FpwIes5kdyCrjBiYmyWeA2RRvD_iDryKYnXP5tf5vMhB2HxCXjlBnOmFdBX2SACPjlIFFzetU56u4fqAWc3QQUrmXsXnWXPJCETZUr34HgxKchQQdcX1YG.NC1D2slniuKFHcwXwNFMiuusAD5dDsnqm1UYbAv8WI9ZU6CCgjGlV8YsrZHgJJfMCl4Mh8FIDoALnm8aiTBtuo4apsj5B.696nzKv1wlyqP2GSaJ3wRe367vTyn27hYG96ArnUYS3mt3XYUQNa25_nHL8p4_oGBrAJWmWWEMnD79viIZ8FN2tcArLVfuGRddjPaPJEdDMdg9EKVwSo1JA29CGb.PMGLcZn9m0_gpMRYN0aOkKOkmNlHMPTvtS_OYeZ2_7DRILzlYfhAOq45RpQODZ7lwmMWcYmHgpURhVlYOQYJX5AHIo3x_McrVk68.3jiLI7bnMVvhMkwJkCq5LnxLtcBWbhVigTy3sxOqBVCQG6BIopoqRAPwTCn94UHlvJ3YfIznvGsUuSuW9LBuybSP9uftxe9xjXXVidkl9UKrtIobm2lX3Zp3xeGtRqND6nA0m.KUdGyvdO17XrWJwbSQQh542Dq9jFH_3DLmLbwiF6L4zLSNYYC.8NctCL2kC7c_G6fH9lfbkAmq1z0zMXGyO8f9xUtBG2q0PSZzSUHtQQNh442zQHtdB4Prx0fea7keyM1c7g.mHZlmXvh1yeGhq3NuA1vckSP86vU.zbiZVDCVXt7246wFvtBqDeygCMa777KwJG1KDGMpFDlU6wleJumMHDI.yNShn9KRR.VOD1KQEElA0lSaRVaLod1zpa.aYD1ptMqltKfDp3QbA3XM2A2CVHQQ6nqQJPAKmnKkZCgAh_O0MUR6t8IgJS2gDlP5xgQdWaGfb1CkiIz2l_sNgsy71oZQn.9Z8agpT7xUswPJRviVEQJiedNQ6WJVB6f2CurCb6HCMTIKAUC2SNy22Qpz7_OXFCleyoe2dgWo2Wru2JNIWv_W_zezTyToDw.EfupGYJFkSxqY7tRwVg0tGSGVhxbbYKhtIGJd1GhPaKDXkEMbGD2ZcKj6JUUPzHaXTd8QOx_vxwxQY_QI9j2sMR5HrVMbSxcIZpOqUCK52w22Bty_Z96x3GD.Y4dY2183CSKq2htEQHg_.bjvFs2yU7STXB.COXl5GisLAKpEGgJB4aFyYzWClmJuNylQdSAIYum2go4rvPiIqjptDHOsShWNAvMvdNS3HP_ipF86nTGqW81mEeYok3lASoQiN8Pyn_Y0TtO7z_q.vMM.RorQtpst9eoPf.a5fl2a0GjACcTtyK3NX8EWemJOqtg7DiyiF_kTbANU4DYJFxWYHhEE5TMjijnVZWR49VO_DuZO8nOE56mQza8urkyhbmLJNQWvioom8bOf28vAro_hYszAhqvwY2Kqtu0FQLG1Qb_DpicoD9rY35nB6OVBPXhdvIwFu_wULpC6wH2qe9F02rnM5B67upQmBCmyNgtU5xnpHaLtkI.HXvkL34e8AX6ASkKCT1FW5otHHuz8Mht9Zw7KvURAsc715tztZSDUYv.7ER0lbUla1kBVLR3gIzfibYtFgbOR1qPS.mSFH3WjZGK07gwfrW.ZzDeklqmnxZWod_ZLFDY7eSpT8xbEBo0uMDo2rrYFRroyEUq9E7ye.WvzQbOq7OrkP829s7y84N0XB4bLi.dhTF5uL8b1OBGQQsvfb6ZyGyH6C6kLgYV3MkDSYQHYgIA3lTY8k4LnfTMRq8haOcYetjch1Z3X5WXFDt6IR85z3DN0F086wYBXu_F2rXuqd8EeUkhNVeIYoRGSJsK6nt9UI3FYIO9wElZt_PjaSBfzTNNoS26sZf55ls65eayUH73iNm.GQG1kjNM8jtMEPq2.vsX2OEvFarCcWqHiYb7Cr1bUKwhliTiLawpJp.wnHJRUSch",mdrd: "sCOGUAzcUlI8vfu85TpoCZDjQ1vxaE2iERlMtOzk4zI-1739101877-1.2.1.1-8HTrSWlA1AD.HhkqrnTHo06Ar1cOETxC9MbxrdnNc5WrHWd2ADXK6heBTrYfYnmDUBSyNCh6try._pSGYJH1A4vCB_F68cc8qvFNfKQp97BfcysXvPJm38Cv9giLo9aDSRvE0eV92mKPKU1uYNdy2sTp34YbILdaTmnQdHCz1bKhLegEbN4SnHqgkwyL0FVZk.v9qDuwikdPMz95UPhn1XCfhTPh00ijj4ZO4hhmdKAHovj2WAO2pPKUTlgj8HAWXYcaHuohZ1HA9FbNmCiBDlQMfYYp6weQjHgxnOeB7xVHceyhKS77lJYtpnY9DLj_pS.nHT2QPkmDp7_yHSHgdh2CvS.xi.oLqxyPjaC8doUa25yW4oGA4NrvagxMHcpIqPneqB5WdzRKHQe2O.adLjCoULwZjlq8mM.8m.K6eDDht_PnxWru.BC6.zeGdt2qBFHQLB3Tc6Xvt6JuMEPgR8k0PgXzvuYU33UJsSk34_hu0PYf3gqpAA183SnUyxxiPBNZLnEoE7z8k0fSI_TnKnWCReKHa6BGggttAXeHr1gEKqNj6881yb4Ew3mwvmyeGMzJ_w2enkOsJvMML8SyByrrPtMZaZynFMrCRCBj6VF4CfAXfg.rBBJTAjltmK3uK62peUEKj2gMrhVT8Tgs0vDuwb6DzanYiUR6WTJ6CsPOSpwFCnjEVcQUoZRgwKcFFGZtdqZXraAoVFSfMDSa5BM.vknVQKKik9tVN_O9yfWhlmKQdQGaPxXEzB1Xr.Cj1Vg7HFE34EIspTC_DMnAOtGHCajk7eOMizLbw_OwNdvOPZ4bpNC4tctNR8Gt9uiHjzgRcYbByKRK77Qq38Qo8wA4zZSyuQs5wzYuVR3a.0PJ.OGG2u2qo1sSEwUpsr.VmPHddknGxHiABjUljYr3nw9VQGHeovLAQNH8.SJfKMRVZrVXtaEXu53TKtarOzu8_uEd3Xl4cibVc.4tRljKLAkNub39i4zh2ZhsQvC813VnfyisASWoJh0LcQtd4M2J1YQRUrXt8JvkOErnICsZMnQYaR4O2_O_oSNLLh68_tjBMgdcIjhinoymNFWEQ_tjnMbRvFcJjN.RP0jd2HLVBG5M4S4.mow1bklKyj41_hcOhFnG79un2Lc8Qz552.6jT56Q51hlOMutF7Uxfd647Z2XibcV5Hku6NgT0Cc5iHGs8MFhcavD.I45TQs5YmTdKLPvb4CeBTPQsgR6UueVa4DKj8RqF4jbGQEjsLE_aLpUGWDu_dtwDkvYvS7YQXe4jpKlVWlwrZZJF76TCFy66LlIzrwuTD2ifrtf9kMCkHxiT5kO1FvqwQEikKpWbnCqZgTuzLiw1O_yfCs7D3NpaSN5.sGCMhtVzRFWYx2fqEjNE4D_Y5zHWgBiYqhwakwvcn5vgyRt0cuRc_CELe2oPFvnvNoCWxqOsthTrYY2hQAjGebJZZQJCLc58CFOWs6QuTyrU5d_i3KCuTjOU6XgWRG8J3iFpKAom8DzOuF4fP0Ka7fzVmbW1pjoAoEiLlsZihU6yxGpgKW7Z1Eq0dADY1T7jV.U1d33W6FXXFlUMfVKP_ndPaW2kI_HhyTfjTv0biZYTwfFiimdrjdVQarmNMij_WXkfD01SnJ93hM7TIsuFgGlxRb2RuxIJO3ieBf7rlmbg0pxa71dLML8Y68WelDdiYK7wNi50fhaqsaD9eFoAoG26F127Jn0RJLK2xYvXYzg8La.0UA1r1HXHUpoKkSfi9Kub_HTP2BgQskDlZvVCpiuOQBZKa8i2sx.46Bbpzrq.w_j6lhXuZ3yt7HBoEgD5bdStJSep5mQhpMrnCQ"};var cpo = document.createElement('script');cpo.src = '/cdn-cgi/challenge-platform/h/g/orchestrate/chl_page/v1?ray=90f3a58d3b64d6cb';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\/2580146379?__cf_chl_rt_tk=FgAyg7B_y21ZcHfBDqG7BhiEASzR850YkmAeRKu6GLw-1739101877-1.0.1.1-UeITUPi.OBg8N9YwaF9.q3SjAeAiplTbioO72pb5KD4" + 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