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://lygebs.mit-edu.top/post/2574891603

  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: "lygebs.mit-edu.top",cType: 'managed',cRay: '910feba0df599c40',cH: 'wtzsU73RwbDB69gzCMzQl2cZSHL1ntYVkIjrKNnUHbk-1739398348-1.2.1.1-PnYHDQyOXblhdC.tR87gyiaqUVfS2Dxne_TXsZIqDlB..WvkBdgRCX6xZ5j58MHK',cUPMDTk: "\/post\/2574891603?__cf_chl_tk=zyI4ePdRv09Vcd6D.xIx69T1KDl1IqMH4KYpOgxTzns-1739398348-1.0.1.1-DRZwrvVGCY43Q2.XWDEadqjDZk7uipHoCDgxquqmsbY",cFPWv: 'b',cITimeS: '1739398348',cTTimeMs: '1000',cMTimeMs: '390000',cTplC: 0,cTplV: 5,cTplB: 'cf',cK: "",fa: "\/post\/2574891603?__cf_chl_f_tk=zyI4ePdRv09Vcd6D.xIx69T1KDl1IqMH4KYpOgxTzns-1739398348-1.0.1.1-DRZwrvVGCY43Q2.XWDEadqjDZk7uipHoCDgxquqmsbY",md: "XPBOEeOu9t1SWORUK98S9QaBD5BgqI_aPHd7k3P1JLg-1739398348-1.2.1.1-xqwS.q7poElUsJJzm0g5ejtqv4iQoXTuHDUkE0o8zpl9Zowl1Bd9xtLquzDF9jpczGg8jVLEroOvPUiq.l9KEYEJG0EiZHHx_3UwVnMnZXTUza7DnnXgxYfV7JW_PDE.nMJzCwTNKvsGjC8lOdVwHQmlgpugvMINcS6vSL40QmB2GtidhNgLZj4tOwPTBu5Ly0hFNv5syqqznNJW1fn5q7hdYIalwWW_80JBfCjYFv.SUUcIX42wLVmUTagsUdNMKK5ugmmfJZ8XKiOzJ7_NLQepRRi73J6yTz_nAAr.msXhUODSHFvR..LdGVrPWzXejJSAzrqYpVNrgu.mhpefKURE6Aj8LRyas2W1.EUNQF0ZJqcM8sliz5tEILzQgtzuNtMqjY2mMJpIp14lzDyb1J5C9LOX0mrwEK9aisAGuDHX_li37w2drv0Ws6Ml2rMupF5y79zwnm3lMfK3Fc8yfqxhqEh.Buv5tmBaBrGCqkMsRz9OnSlcynXB8orMwvzgB4lPBNIaY1wBJtbKe4nqCa1e_WNvzCwrv0BhxXWteIzwTsl1yUUnb5h9RzdBRpuQdBGtEAulyDEQe6OUz0Wdqzo11BysLhQ9zXaS4I.ymj22u751okJ2sawKr_LhtuStxsDsB7kVxL0jnGuaqJlIeMuFlARXchYuM5KpPfY_HUUZ5JwJ88Ub2Do.44w.do3yfJzUhcs9UJQs5bskYVkmEsw6EwWKopp9cOr5XJh53c9dOcedJVh8z8yQQTnDlWKz.ptil.oU3Qi4LgDwgCPM_PzsMW.vfKevZHdyDviEamjbf8jsIL40kRgc9vW0ET6T2PUYFvCtfIahVwypbNgRG_ld2VbQesBev0SF4Qv5Qiu2dGRFExxHjczSD13meBW.Gi3NSfVgXDcuKri3e7ddYFrXh9gcfV8X573ehIoiHma.uT69swYZDZR0yFtlTZ9N_pjzlx8uq1I5m.bk0n0wKbi8ZkADSZWBkWVeed6kBtbzTrru3USGyKbkQReP6EelVn8IdmOA35Bg4AJRWrZhDsbH.b3HxbFrbYgUHA6.eybqMTU_pxqElGvdG6JR4Y5og5AkDY09EwZ45C7Jk7Q0hh03cXFGYVE_WZBTEE_zNjP.uPMFJ9s0BoMJiqGgpWImjchtgzwd3QqwV9UnIAE7RCup7ny3xyVFEEZvBnCBd_NfVRm_nSCTa0Yslu4riLJjm7hKe5tlXuRnNN7KjV5FuVD56YxSYDi.neyRcXzY1P45mSmFabsC6h4U7j_kvLB5QUE7yDjzH8zFiBqGBP0U7JusOBlrXaLPJG6joDV1DTauZZzvQ6RFyja0zJb6kErrvDmFDX5OfBCmyfPDao3K8.h_g3YSqUxDE7rc7lBaYHHancBnepx_ITy.cwdgvJLcZYlcvE2P.sLUMBqwcvPfj2gVVj2bNe4b4YpdgWBMX_Sx0MUEp9SpXgkw0.PZts.BwVNS.l4JTqvGoxQvFVWlAng5y7ATT2GANZl9uRVaslvHTKRIFJg_bQB38faFwLbkHG22WXHoyChicVk6.LCiq3d0qhjswfsIskVL1mDrwIXNVPob_4e1HBOR6uhs3cK15NHlFUAm9jrtERJms31zfwZC3LFNJ9h71zWLxofnQyH_hpS.bPaBh8BvEUg222qK0ht26KaZVGC8Dmf_hkyPSZLl3WdfdFQpBDSaegXL3cMd7DdfBSTIw_pNHAQG85x1T5onTj5o9l7h8IuWQEyEbE.8CcDU2sXqlQK3qyyrqpYFUF7nziaiqSYQcLmfwUSSQcvKrKTWCmMyJwVT.63TkX4jI2Kl.mDw0WAVYkya6WaYRdVO86LqsnFffIipgj.9L.BaGyYuK6F1uzmkt49Eomg7rYb04nfMsDMmXXasGyBgdPQZ6r4ln.AmRg.COIw_Z5GSdTMP0w1tW9wlQCN9aIET3dCQo4JCRkyO5dLQzntfpL5yjR03i8JHLPd.wwHMvwuYgeWC4eDIkn1auXZz7YQ48OkrPE.2m5n3_71zHUyQg_4K57J8CQWZ6u76L7oJFUKiO2oj3IlGs0iwOh1.QtavNJA2ULWbYRMsOXrgB9Pn_NIWtzPBZybrBEtRprwSXD3UoJzpR_AonuE97.iIP_s31vC9BSIZFJx9TUAJV0IUH7fQTA3zu_t3zV5bqCVKJLqzHJl9aIQcPOyC461RybXc4SwJL4wfuKoJzijFkGE",mdrd: ".2LghggexMZZA7LRxPAGpQSSrNUFX_6cMiR83gYT46A-1739398348-1.2.1.1-JUFBneALbG_bK0foPpJevD9ptQ4iGJ8oEdLVmm_OmQAUX_Braja0j7SoTUUALirsz8X.7f8Rkm5WXWKIQZudM2aRTsXip0SSawi2Nd_4BcZ749HXpcjSRHnZGEV89oprRghXFR4T.77uwDu09.bKgVc.bqJ.b5Q9KOAx0au95EUD6ENK5KWnfQy2X56izVlVw_my9TUw3Cj5ODZodHlqK50UDtb.VYsggFAyHmjE_GTrDewjAKnZpuy7NwQtETtip5ejSEblq93HobuAnWrGL5pwArYfyAysDBYIEJtaeudu4TwyR_1LBS8lnY.uoAsQBQ6JeXycTcLttkk7x38HPqzsLi.4Oxx2gGJD0sy4qEA67pVFNfmhEJWbELWTV_qMzsIcnpzFbIpwF1dozts.Q2S4evv6otfuHxXobpIUGR9uLGeXeTPMGrDnsKYHD4pxhyz98k24a.qCLvNn9d.1TmFRsNldCOEncU7g5Isi.w6AxAVW42MNCC0r7AAh1xVvg0fwuoXQBgEGgIrsLXEv2onUNVdh8IJOpNB4XveCvyI6xGeF5FfpRf94IXyJNA9L27_YSm_Rw8dooQhqaqkST8G7qqQ41G_5u7gBDRAKwECKEwvli3Qe_MClwxexpT.legh5fDZpHg46BIht.gUpdvcJAKT4kqmew754S0_VWEd9KHAfkDPJG81bsfTJZBqawpG5z_lUUKdD67b3VS3Fsi0IPChtG0Pmt2EQBbDHctLH3GyOQHVTuNSu4PpPvPZPwfQ9wKMKdBcV9s6vCjtaNdt7J2RxuYaHzltoO47oSmnnogPENfj9DgZCK48wpeIEdw6kUDhgQdjRetvsVJCd_C5qDJaJnybHYvXe7Zv0GYCjs9ksHxhpMItUG1i6hKe72R40WgukdDVVn66i4tyAw_.DGPWaqzA6BWOvO7fsHbe99qwrZvllbtWma8HzSIUzbqHSi1frQkIfwA_euC4fFpH8jybvtgCx1d_RdrVdGKjPD0MjY8QV8m0YPZg7oAHAnVMZHchtg.S3t89ycyHrWy2iDZupFzBWIMFJ0oM8M3xw3wg6hM4C7Hd8oFPTE1_H3YdjCDZ0228Du.CJcqF6dK4bKT.8obfv35XtzQKBbUkN0mW75MnCXvGSvWmpqd45H3rNLsrVuj2p723xZworIVD32azwA4fDtq0q4He1j2Vdy7YmsRWW41aXWZE9gsN4TUiymxl5qH8dEGfqQcKleECJD9kKNDJf1Nh_xemkZG4AAm5KPy6YniEUx1I3swJo8MPiRC5FUGdZtTJCp9NcFXJSANBgNGXUSrpvZND7V1gt8Ckwz9c5NVIJGspaCwX6HMLRAgqnWccUVjmnJ8fqlQtuo4psnUMi6AJ5NxG6IGWdACxDnhMiLrUFBPK4QMrl.vsVge0LGpndHJz4EI3UN0VUCGVobkzKpar.8IeKEbjupreb7Nh98qsl4wVCrP8lIJODsWyICzRp_04_NsOaL1m2JycbOIVEGg7lgp2yqkYCO4pjmMlKoFmLS6Nr3nk0U9wNgSll2IixakLEtmsfOdpjyh.V_MiWAUV5NX.FcTQUQytmrckYwHjT.vbVxm7cJNKEvnD1zyl5Ad921TQxdmePPeL4v.Pi8fdZezy.WNKAwJ7cOR3eSICdnpFH9fapAZHF8WYAJADDSjLsle7mwnuildNYQoD4iBWYnhNlm5m3MisTAzuRNWQDGSmYgvRn8hhrgNkr.YI2otO7FnBJL08CzVbhR93uDK.DWKsoEjgTlESOQ8wmXLlS8.53K91b"};var cpo = document.createElement('script');cpo.src = '/cdn-cgi/challenge-platform/h/b/orchestrate/chl_page/v1?ray=910feba0df599c40';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\/2574891603?__cf_chl_rt_tk=zyI4ePdRv09Vcd6D.xIx69T1KDl1IqMH4KYpOgxTzns-1739398348-1.0.1.1-DRZwrvVGCY43Q2.XWDEadqjDZk7uipHoCDgxquqmsbY" + 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