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-affoayp4a.mit-edu.top/post/7104362985

  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,PHN2ZyB4bWxucz0iaHR0cDovL3d3dy53My5vcmcvMjAwMC9zdmciIHdpZHRoPSIzMiIgaGVpZ2h0PSIzMiIgZmlsbD0ibm9uZSI+PHBhdGggZmlsbD0iI0IyMEYwMyIgZD0iTTE2IDNhMTMgMTMgMCAxIDAgMTMgMTNBMTMuMDE1IDEzLjAxNSAwIDAgMCAxNiAzbTAgMjRhMTEgMTEgMCAxIDEgMTEtMTEgMTEuMDEgMTEuMDEgMCAwIDEtMTEgMTEiLz48cGF0aCBmaWxsPSIjQjIwRjAzIiBkPSJNMTcuMDM4IDE4LjYxNUgxNC44N0wxNC41NjMgOS41aDIuNzgzem0tMS4wODQgMS40MjdxLjY2IDAgMS4wNTcuMzg4LjQwNy4zODkuNDA3Ljk5NCAwIC41OTYtLjQwNy45ODQtLjM5Ny4zOS0xLjA1Ny4zODktLjY1IDAtMS4wNTYtLjM4OS0uMzk4LS4zODktLjM5OC0uOTg0IDAtLjU5Ny4zOTgtLjk4NS40MDYtLjM5NyAxLjA1Ni0uMzk3Ii8+PC9zdmc+);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-affoayp4a.mit-edu.top",cType: 'managed',cRay: '90f7d80a6822c574',cH: 'cild6eVKSGCSb7NcA88bLZzNuDOGaD26EhprKOzp2zo-1739145888-1.2.1.1-WQrbeKKwwK4RH6F.rAdkp2aE_OR1Lw1hkhOJ6boM3q5fsW035lTujnfW8q9Sl4jJ',cUPMDTk: "\/post\/7104362985?__cf_chl_tk=oxtjKU1KlTJfTddaVh7Hu2Lidvxai6KK9mqAiEfuet4-1739145888-1.0.1.1-PDsVMmsvpkr1RCkZ07IfXV.RkiRe_9gmCEpe6uLTjeM",cFPWv: 'g',cITimeS: '1739145888',cTTimeMs: '1000',cMTimeMs: '390000',cTplC: 0,cTplV: 5,cTplB: 'cf',cK: "",fa: "\/post\/7104362985?__cf_chl_f_tk=oxtjKU1KlTJfTddaVh7Hu2Lidvxai6KK9mqAiEfuet4-1739145888-1.0.1.1-PDsVMmsvpkr1RCkZ07IfXV.RkiRe_9gmCEpe6uLTjeM",md: "EBBoVjl.bkji84JFUEeKRJQKGVPfp5ACPWWPv1sy2d8-1739145888-1.2.1.1-ZGElq5Yk9HaET774toGJXJgj7z08M0Zaq69uB.U41HaJsMeW2PcbQWzZN9QgrJYJasG7DJCKQp7W97ySAuYwMcstVArDEzyi5LzEwLLfs7lxA6qFjRdiqs.FIGKG81iQDN.H6zpbB5ytprp9it0GSsU9IzP0AZSQ6NWaNiQg4vfT1tzQLLVBMlOGmCI7KB58MWzfLk0cXxwnTUc8wKUriHDHIdD9E1WKLnpQhH7JmV44rExWgAio13Gsk5b9qzPqK2LKvvqajJO00qLzZ7n4OKa6TLwEhUAC3pZI3GgmPd8jwlUYPtUwo.aVbhnHsyxJ68zKbKCri.msS2LfASHTS.mgqbYcJWX8Ym4f1CRkVIaRSwKxkVAFldWUAr7t9MtPWYGeOuLqrrldsZ9ET6AWJlBK5J4J_VHujCrlB4UKN.L4Cv0a8bAyWIy07zVo_wcLCFaWWg4HIYaES9Zl_hUrJbcU9ycrslKywbDC8o2d9vGW1XqI_zAcQDHj2TL_MP2DyW0adKSXYiB5ivMFMWpqVtVS2JxzO6SzSlL3InZO.iJ31wV.80c9TGmUYGTvjfJ5p27XQ1IX3rqQYOdd5.F4D6rV2TcqHTiZT9HRwf8BnsytJfHtUWJuLk5RytZLpbIdWvlL6qMsKbocqJ_eip_tFrxeqdsVr411HnTYXYXQAQmfMYK.EIWxq6aJrziO_pECEozFFdERZRi.rWEtX93Q.Ou1hZZOcuGKnDysf2OSmiNOG2q4F1p1ETOt.YxSmZ0Jx3owVTXPrOgEy0I6qlSPPHE6Z2jCUqPXA8rWLZRi8u3xvvnFf.FXLJ68O6ZD1lA30ZBj0iwVznxxjJHBhbrYvsNjiGg_JRcbRtinZPV2aI44_AKWxgdeMbYRPQRhUPJw.hMRoqbY_8DxAOZtEb2zrHB7VxbHqNBUULkoZLaWRRb3gIM8x84WLtlOfYESHO7DvWByG._HDFJ4B1JY.aVZNISi5XcQzu4qHJYtUDU46mi15_zskn6BSEuxkKqjjIOeNGSuVoPIK3qelh3vtM7qnXkYSIByZsveKTZE835FFP5uusC81TwRVUpXnFIFYEoNrl1ZCWqqvzZQQ3yz81yjkC9yPnu3vXfadoGhHZeME3SE_hnD93_Xk.iEIQlcE5dUW7RFqZgfU6M4kvnvlGG.Vp9Y0nT3MBWVpj8xvKuQzX44yZwbQCF3XhzoSdUk58I3Uvkx26akcTHsmZa9DtU6uqYbmlxTUxaagO4SC9sqTmgMQLual1savmFi5CKWv28h7sxCCr7Zm6Zzx8Biinl2o2G68Th0ZGTBBZnxjtfdu_mJmmLg1hzck.lWNzcjGBs3pxJmUfoYtziYxW6HD7gYWR6hTNOVh3e.J6WEMu.DMusa2Sw915vAvBNt4DNYXszHRKJg_4kvE.LmdGQg7V91oJQ_JaVz2em7y3Bb8WVLXr7J78aY..Vi4BtFnWDdl2wPFPoy_AAzHITZXq0pdp9iYwB3A6GRG4IDn8zAp8ncBHwnR8SAZ3ktbtZbsOPSV7rjt3jJTrE65aTU6gbybOTqdGdz8259Hw5HA8DwjnpUtIDwE2_ZYYJvn3fHYqVcIrjvEHS8MdDM_UGt_V_0Ff5zwzhW1ep2PA6LZvZVLPKthA9hIQ7uZyXQLzUuw6p5Xndqf8ofwA5kkB.N5gHn0OSP_Z8N83ynOuroXdMUWbXzeoE3OtqQnuMBoMAu0DlLHI5owgZLMuqnBWPFDvxvL.9djWl8QtWlQS2Za5VG9z7m3dKX.eyqo43faH2gUGpBubYtX2UNFV7s_PRbXj5nQLPJI05FGdiyPICIDcrcCOcJbS6JnpJZz6KWVaM4N16ejA_y5dWa.hEXT7MTGLFMIIt7fsUDKO8MgNKQsGUOWOZaFZr_019zT__o9pGSjlWtXlxOdJoYpeKkhFmzUfLqdisRB5auiZ7ai2vtgF2kWCNWduxccEi5c57V00M4NCpVshheW.w3cVvfHAPsOL9lNGfBbjImoYLDePEazMQISmIs.gxuvbEoNfE4zEfh.QNGeF3T1SYkB47RmyKiQ8vKMY0cW29H7vw9HUZZbPQz2I7EdTLE5kM4Be6ACFgOuMgd9ewoiW1hg1MBZ8hMSa7yHi_eyltk2YQqlfGFrJYmUKcSwPJNGp7STQQ0RnQKf43JkOIHpVNsvsmoguy0JLNUZ008ByIy710M.vnk1bfPgyR3u82YU2o9OjMJlSTjvmAoWmC4",mdrd: "lB4jSetGjjTUIiAVwJzK1A2WLU3eIKH0tH742G1G8x0-1739145888-1.2.1.1-eU1DKR0SjJuzvNyRP.B9le0wGZbhmx7MFuciAYpAS_sN5gotsWHQmJ5PDSch69NCiNphcmT2yQlttj3KEgRwjKmfeq4xfkRROQW0h0j0Y4jZbzipfwxgqcwHcTTWIYftzHC5U1Pbl1Wv35FoVynH1tgf5RyFPr.1yEvFPR.K6ZB869OibsmI8dTVzYdua2ikugMOg1RuF7j7baNPyL6MYLu44_8xOGlndnHNT.naI1AgZe7kj28cSLPzQG9Ma8_TyRPgYjN8PCRevR9xjTvyrdBdZKsVM.mUbfX2fMnbM.X5bQw9is8TmKgcuur6CL0k2C69zYPvuq_y6E3O1Kn4K.WZ2je7YdNhkg71l8GqDVMxvGlo_0XkmbO4CTozuTy2l4lJ9DFrMmrVTE0srrdQjlg08Gzoe_pNJJxm1DGxOVGWYMFI83mwjfUr3a8itWDlxdqpmrwhPsR2EEKCS5ewG9xY7yACs9W9kLoWDgEBI2XwwI4I6c3SElpUSVBpEMDlyT74NZVpfl0MPCwGFktkfggLzJO3u_EPYy3qRKT55zb_3CP5_dk.WvFsnUo6zGZXyr1Fqa4lt1Il3ZHURT9k9J8.GW.fLneO5gTBg8Zzw.tmiLcaxf.DmKHaUDpPXL.6w7XYbzsMiW4sx9i805N1efvF7fjKHeT.GNREmeexAk3ZGWKPlFPRQ.CNpmaQEi9QPAgKr9PfR48x5hM_1ArqtoXcZRRICod0FvbNoW3hi032ucvAK91syHlpNaB22Ai0Gja63fFthSq0_.yh0VZcU0fzikiMJYHrLqyW_sCBAGINRBVHPRKGrJcnACqvmf1k_rVGoaPEhkv4TOsdCyyXvF9rdZlfn3lItJqpfDER5GvG8ho5JYWn9o2cji.UtAMUXEuU04aK0Pr9k1NH2mtAeRKhxCHPVIbdwHZU19FmrnGEREyi.ZV9.lhAFGoWbnA2IDaQHX1HLZt4litFwvbhmwLPyxZ0KjHCdl093IQUfyaLvP8a0SzbBMS_Zplitp5Vq4KAOP3JDuhTnEs.5AVPEjA8Ymx9TLKZGYK8GN8QSfX8K9A6m2YnVhWp5CKVEo13dyML4_T_PN8eL3hlSu28QYtz8TU_ZNOyX9yrDSYjansdIsrmwF9AKLr9KdoIv3bROCfBAd7Uguh5.aGYB66TdfrMaO8LDPIl_5cQyOG__Cozn.zZ2wUVuzedtkwZFwiqOaMD451mDtZzVLr5_XwfLQNEvlMFZ6wwZIUwpvX7V2hCf6nT0UCVW_zDKbUZBZGsdTqbc1Pq5x2cuoQfvbEl9G4Wdup.wjogEIE8XKLWDyCpR1wr5J7lektdxtCOXk7Q7B3D9mKAacsrbK9W3sFqElBu4Y64hDoN9lPHBGtHaPcR.VZvzncihCUkdxiHCKisGBNzfYBD_ua7HXyhSyl_vC302QeKTSI8H5NSyiHiD.R2U9pjKfoyAFheb9j5zlcZHELkOLND5ty1K_gr6Kyyq2Lekdh5EO9CaIVuuo7g88h7XqNlns3HPnvIyxFkVD9T6mqSna6Y053t4of.nksfUXngfICfuaRFT0sBjohEyTN6namW9pIfwtxgYKkyCH5L03hCXkeDyrzTFHrp8dgZ9bNp3_ZEz.gDm8O5vW5KJnLMhqoyOC.S7O7r58U.WVSntIAEM0Bdlbk6b3OIf4XkRiF22uwvjH8z7CKTEibOUBFJQZ0Z7etLqQAv8Rx1Q8S.sHV4dLBLENpL0jnEZ6dxXs0p_r94p3EFqfEq6WPGbztAMvCOvWSQCcXE3QdLQiDnugP2eT5ZDSm40vULJNd6nuWfiFvgRCBG_bJtIejvihA"};var cpo = document.createElement('script');cpo.src = '/cdn-cgi/challenge-platform/h/g/orchestrate/chl_page/v1?ray=90f7d80a6822c574';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\/7104362985?__cf_chl_rt_tk=oxtjKU1KlTJfTddaVh7Hu2Lidvxai6KK9mqAiEfuet4-1739145888-1.0.1.1-PDsVMmsvpkr1RCkZ07IfXV.RkiRe_9gmCEpe6uLTjeM" + 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