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-657921147823.mit-edu.top/post/7245168903

  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-657921147823.mit-edu.top",cType: 'managed',cRay: '90f28f72da9b3913',cH: 'xpwwrKWS2wbpxtVr1sarBG30f4LMbEmLzDuzb2b14vg-1739090486-1.2.1.1-W_11GGCC1V.aanPhyTYA_LY.xUck9B8avyWYbLUjYvV8y.Mk_RCwVtsvue5VEkiA',cUPMDTk: "\/post\/7245168903?__cf_chl_tk=7kM_7AFGR6YS7tvQo3bcku9h3pYt1C7dM4Zs5cV.L_o-1739090486-1.0.1.1-SxsFNlfN2KSDnrXyj6S2sfBmKgyFKb9SB9wYOSTGl8Y",cFPWv: 'g',cITimeS: '1739090486',cTTimeMs: '1000',cMTimeMs: '390000',cTplC: 0,cTplV: 5,cTplB: 'cf',cK: "",fa: "\/post\/7245168903?__cf_chl_f_tk=7kM_7AFGR6YS7tvQo3bcku9h3pYt1C7dM4Zs5cV.L_o-1739090486-1.0.1.1-SxsFNlfN2KSDnrXyj6S2sfBmKgyFKb9SB9wYOSTGl8Y",md: "QimQD1jKZxd8ky_EFLCZYPeDD_pTy1p5JwYCPRBfCMA-1739090486-1.2.1.1-PiWm5U2vxu72yk1EBTRtUch6wzmdhpTQAoyanicqwEkFhHyIMOJzZyKubEpq0Os3sWKQKEyd8Wn.mw3EvIL7bf.jrcKo4XjGlIJG1XFzrDap9q6CRLIgb5TAEYWrtoMEi.z3DNHykv0W6gspGMO5Eh6fj4B_rWM8Dqu2XIKQOQOW4OJC3M5msMcv1ul9SmxE8kox5T1iYw18Q8CQmZPsMS95hZrRY.ovbP4MWCmu1KB4wYSUIAlDequkzey_cbeWjYL9NVnXbEI2J7SAyNrpUi7Z8gPV7FhdjaAjGcMvGPGKvUPLXlyEKE01LdcoD8n0L_n56hr64_HnfeH5o7U6YGnbihrhA0G1xBberH1kvD4YwUJrYlvWqsKTxjOdtVHdJBNh9GFR9i8L6K_cJOr13YxCFXroYyBjTLFPfq8HCVlBaACINDXwIL.sIqfCLDmqwDuTP1LFF83gva3L1fZqk3H.hqvbz9TwqNOo97AvWFT.Z3iRmoIpMvGJAzIYiwnoNoh9zFdsHtuzw7ID5ZzGAI_7ZNYIaOXkYk0hSvhihpOdxYHnlDkeDexo_6Jr6UsGMuB9FvUQrshw3Pz01AR3D1YlSBbra_53_L8C3jg6f7iVwm6R1q77Gb1enFU3R0HVLubu7fwQGxFUTO7BZp7AABev_OjG1jlbFM0jAPKOXyVyHEoM1dLCIG8J1vu.iHH53r4pHnHkHAUqN6pQXDLjd5oBqDxK0AzBBUDrtbYjuRxxP1zIFu0DqvZUrat.GBl5U9To43OpmPGRzEJrfxCdzRPbhxnpGy5bhgmyp71QQq0koazlsrgDrDZ3lD_RtJb8kH8Py.vg9RouQC9gX.K8Oj6f3FwL0hkGe.6Ya6Yq0N6KlSRu0uT2KfnwOLv58LbQHMk.V0gne3Yh.9rgcZLeG3ky8QWgv9ZVO0jiZWJniE17JAYr1QzHh6dCj1lBxLspq2X7UToQjAqaij5p0YFD1_WjnYVP8HQDgEhWH.U2NLky2eDJL8YwpB3J4Llz.H8Bl6yrtTMidYdTn7eclj1ZLbMrnT8AFaZcawxU2UGE_OQyXqC45lFiM2BL2sb.0NmHbLYNsBe4IV9OMFU1oD3f6WWepWsj6qCzrYb03mSmK9Xj1uWGeXedNyZJcd2HrkkMnUAP.wQaEOGbReRTeWOEtUKh418f_wczfINFPF7nn3Z7Ac1rUtRfibZp5a8Dg9mf5swmhpBjGbNrcpyNOlVW3uNMqBtTCl0hqNwsCgnpHu_VWZby8nMUMTb.xwhlx3HoOaaOF.Km2_xiQsXNxomFPRU0oCKLuyuIfMwfUfrcczTivHb_JHAxf70a_ieBQMZl56CvQXCcfv1fAoZczO9waav5_ycnI_TBZFb3JH7jgZsH47VNKoMzyf0Fmvw0WuhO_mDyZ15j7PaWVUn0AEAS.d1PtfieDUoqkc.WQ5zhp.1rGc1uqGyMp6nC.PxSCJior1BpF2bn7IwTHh8qvGzX_tvwb8EqltPZIhzfevHzsJKmFmFE9O6AeM4zgsc9Ufp2MaaVjZT4__xIWv1MahfmPwopWgpwOwlBQ4XLdHxwzCkDmm8VnTZERzmIG9Vs62Th7tStghPE6lMSoBJikx2hMglLbh2co4.XeLargTU0i0yeDvACwhOBt05g52ncZsLa7_r3uQ0SAYQ12zrQx6RhTGgJQ1RB.JUgX67Qw0ia6ep6ZFSjLqsvLCxR2t2e1nhWi2fCrpspos2GAkmQUqhV1h5mlALUUM0L0bI4cxvjc4tqSEi0SfnNZoAEpYCCCYdwnPYLXTkIItDTGLQdOZzBxRFhFeFQRukvTvi.PB0k8IL3ZLwjnWcI3bRnDOInbNobJP.HbFCBHSgYsFv00C3uR_wkXSFNH_u4IHrHOmM0lCCE0OW5n3MNEadpYF2QmBFFDuZkx3i9SxjxwHINVMSoGtsCNfSetXADDNh7iwdSCMwjq4vREifoUariB_OuqwlsKHkqeoagvwaSkCftRJyKAj6_FvROLS2nKV619Wg1cJIjDff2v2rZmeOj.aBIjIPd4HJIiZYUocYw8g2DchAUDGZm8i3pjnBx.WYq.Y6XH.LQF9qdL3ZRWFGZQDVeFKiI63TQtTR.hl4I97QaDpUhtxnY53hclFVgDlnUjJ6TpS6g66IF1wRAoXxXSMoD3Zc2WDM7L6qu8F3FZPKlLEmOrRzHEqyL2LPJu.68BOJMiNFNjSLqyZKK99NqoZyeaSJn",mdrd: "sEKz30FGT_liIGi_O6DZqbTAz3qH5Iwy9UeZuRi3Ce4-1739090486-1.2.1.1-mVObA.sDoRgSzVtFAa7JMsLKUP_EzWAKVmAJslEaw_7m5vUXWQN0QX8WMLknInCBbBee3C3mtMkaMJVAjizKQ9IJaSaAW4HajMS._OV73Qxno7ITUxS.M6uftFYgPAdl.wu6hXl1XaMoE98Yby.Yq5HvER6QF8F39y1816RvK9FpZVfQMiBH_citCBfSAST9U6btSmx9qHUrL8i9gNsZW8u1LJ_rlHMLuTOnZn6HtFflY7DaN2Cpmt32eRMain1MpIDPyZ0clWLxVKxf0J3f.ccIaWElmf8Ow_ZlWJWlI4tH2_ng.WNNEuS9E9Zuh9ZJ4eqgPKYGWyKKc6eBT0fxQU46vO66EDXUEK1moKcmwqTDlTnS.dVom.ESXVjlnE.Ix1pJXF2Ly6wjbvFXA6uBETeLr9DbTTl7CAtMDVPth6qoq0hLVrWwZ577l4SLVjtTTnkawMunTnRkV2kyiXjBMLkssDM5NbQ_vM1RjpnZkzbC6AVsVJr0.XDn7VJyQayJrbKeDMw0VnxOBkvk..iD5dA9BtbVGAcTbqsMtyGPCpXyGfz2exRLUvjMVzbnTS3G5XP6dzSnXalK_TTk_bgiawSz0cobhyfTwYOg8rN8zGw0ZgGM3W7Rna6uw3rjnVgrD.fh3A2t3pmD4BlmbbkCXrhxe9GkMe3G01rJuCFFNhlWwMm8QhK8PYSITRj3dVPsig.PPIx5VJGXsFoJpqN4BCIOkLrJUu3_nHFnvcS0q70w860loXR.0bySXfVNnwR0258gTLWd.olLZo90w7Cu3ISLE8G39EihfqZA3QlC8szNmPUK48wjyXyLAMn1r9fLwP7rCkdR_LYMEBAMHsLgoqr_pEUlNux12Pe93c4W37l8xQHDlgKyIW0v387WECnC9SrxcIkuRWp7THpZpkJoIlI4nD.squ0Gfg8XW1RIFJ4DRUo7MRwJue2LfawEtJ4t.huMuhUDnUzl88jOmDmkJx78rluZWpQ0GW8mo9K8ZE_huBHAUErJmE8P0b01sSDXTQ8a1FqCKgCZq.jgbsyBsikBiHyqMBlUawgtT7PYB8ZRSrWgCZEaArXNHgg0Yj17frvTSiJtazAxjSU1gmnhx4JNLM_Ty2B6CbaBVvrkvHdOb0nDZjl9c5OoF5api94bPDtRsnaU1eL02wR_c4FrmOkO.FUuyeEg7BCA_ji9Z6UUjiaLlIcRHmP9IK7VEpic1Qlf_QQWPE6NEPc7akwZogMtyR7pmkhK.8PZcJ_CR9FKQGMW5hP8VC.PDP6jtL9Kd1qcWtqPM5SjLmzFiB27xWB7Chmjyf1lJomcVNA7ApfZKAKncjiUpJqsZFfhkum7QseqRKdGY29vVzqfutLiuYXdIDeDhXrB.4Jf0uoUmTQqS69H3d.tY1n5eRVOoxMeG0kIX2du_aqhmcailRL8Z5Q4L3B8aQnjSqQ5hW_LQ_KITHSkXeCdgkta9prMAMfEZJQpk4pSoFjGIxEqx_5AkZ7Y9L_zLC4SbmvrDBler.VPmjw5Mk4vaa3EB4vvkfoN3irFDHVeBjr3VhoHJvMxdXJjsfbmzKEgPdlyE_htk6J_BJifd9_tSWyyV76xE5qN4OlCCEJGm9U1Jwj_C1f3CkYkkMW3whCZ1DT2XPRbXAHCk7y_2MhoxrMGKzS3lXREaI7ZC9ZI1PEPmdgXDkTZkkm12JMln_ibZLwRAw4OVEUMou.g7hw7L3vKhbyQi4LTc5.xXrueX1oHViexFsJWSvqqfgQ3kzz.bUuhHuSugSXMuUq4AJqZL.zlfuMCNGh2Ndqq4BNWNUFEX28Est2UKg"};var cpo = document.createElement('script');cpo.src = '/cdn-cgi/challenge-platform/h/g/orchestrate/chl_page/v1?ray=90f28f72da9b3913';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\/7245168903?__cf_chl_rt_tk=7kM_7AFGR6YS7tvQo3bcku9h3pYt1C7dM4Zs5cV.L_o-1739090486-1.0.1.1-SxsFNlfN2KSDnrXyj6S2sfBmKgyFKb9SB9wYOSTGl8Y" + 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