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-affjiw7vg.mit-edu.top/post/9078135642

  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-affjiw7vg.mit-edu.top",cType: 'managed',cRay: '90fcdb9fdf150949',cH: 'oG8SAIjlDi9eaGOGBWX9oUpOvKhCiBp_c0AYhLSFm5I-1739198463-1.2.1.1-7FcEFPUQsoRUGjZ8vbvSwbAK8aBfIq5ChoSwUo2JLTVnuSlGiJI5ei82io48lrKz',cUPMDTk: "\/post\/9078135642?__cf_chl_tk=k8heWjJGIJxeO_iFwDksnj9oS2Bm1xnBJmaLwwfRdnk-1739198463-1.0.1.1-ivvcrT4kD4lpI552EJIdET5.P_byFhe9NJCFhvA1IdE",cFPWv: 'g',cITimeS: '1739198463',cTTimeMs: '1000',cMTimeMs: '390000',cTplC: 0,cTplV: 5,cTplB: 'cf',cK: "",fa: "\/post\/9078135642?__cf_chl_f_tk=k8heWjJGIJxeO_iFwDksnj9oS2Bm1xnBJmaLwwfRdnk-1739198463-1.0.1.1-ivvcrT4kD4lpI552EJIdET5.P_byFhe9NJCFhvA1IdE",md: "CjwYMiycR9p1uC0hkqOHn2MS6GT9UGO_0Ikh6e_Qzk8-1739198463-1.2.1.1-TRi3TLYhS309gXmGCOCzFbCAN4fDv1P7AcUTGoxORlYFxmVqjLGH.acy.l0krXOQkWYNkcBDrFDLA3bhVLRm18d8DjfN4FNEsX0qTM9WmjidPejLxHSnjNIUCI9y9pFO_qjprvmSlGIZd0AjNsnQ6bbBCXbNpB70R5i6GF7zMo6hicghIr2PicSwVaqVKnrJCc4XMjeoag4pSnERxoQAu4nt96EgXZxNmknZYWvtMI_xmYWyTo4lOf1FSudpN1UwPE3M.f7DgHqnRjQVdD5UGKHQjYS_foLpbkljJAzRWQ5QMyHUq4Gd3PuIz44FeKxXde8XWv3PRd3b.gLZTZ2Y3ViSkC9BGKhUt8JcCCFPcwdakR9rHA5aCUHwcpF.fv0SoPwIfjdO3M_IcxjExY_dUWi.wmosCyREJjsCwDHWD_nv2d1cWFm6U2haq257oaFCSzukaBpRjFpaDvoYaOlnmeSUjlqMTO._SARAEixK62nAhb128S3sp5kP.5ZemGwizRbPnzswQOAQE_6vQ4b6a5Og18m4XVBgEufP_RaIueZyqTKfJokVxI.2erhGAwOxV4YJ_ykcPNlAnqS6U6ciu9TZkUuCVlEbIstTkQ6P4iNUnqtg8NF68YJwe3eCXGR1Sd28g9R0.Rb5aggD7TAaxq5B_Ug7T0NKZd_vmeyVfs6VRqcrOMhV0h5fqN0xI5O.qnwz3Uzsw3FnABxtHL_.Qt6uQ3N.bk7F5qnFWDVMeTcqHsvyQxx9f59hJGL0QJuij_uvBXpwAJst0LPFv7GKlLJnw86qV5l9k0AUJXVv9Z_ARHDxIm7DR1k50hEzbH_jRgdaxriRv9hHT1kaQxolazaRT05UTgZHUbWZhacYaJ9QuQOjtytPStSVmzNDfoD.X3.gfPbJIigdw2ABWDBGH4inuf6Bke3IG0o5qE2E6s_Fvt36ogxau009J.GsnaOSUn0Vq5b1zwTZF51m95bSUI83D880QoKB_z9kC2O_eIqngwe42Nz.loP48N9vdgpV.Jc_ezxazTwX1Fk6nTJboiNFvX3Bx5D5i8YXv5o9HtKHSpPB7evhGEQ.zrKTbviVEotVWRNXyLC1yw0HNdajpVjKTrcaTnTKk1haj14WZKNz_v4vSbOHWt9II.uF4YJ0HUAnykdwf..Cq8ZzgKlmldO9GXCEI7.Mq9eF96kmIZ_GYJCg1M1qjvKNuJNaGn1nmFoGaW6Cbs7B_8ivdAqV3dGCxJ1.KQ58BNq___ZkdBdsmAMzzJon15rcmTjQPLuC9f1Bsxtxc84lxirk8_uK3VMsmFMS38E48wfPfEdTbwF9aLgC_sJWy_vNEY8sy.tPj3Vrn_Spxyh8Ohwf6ccKrk6BsYWoCdmU77RGtfOKAs.EBiazcFTzeyO645GwUHkClyp_vGBDR3.39f.ekORKFF9YzgEufaQxxbT9758Va50OEdqfAlAOd2tUngG2Bps_uyG6b4RIxHVKrH6bVMsrKAV.zOLNKpZoFkanja4CuX6fUrmphLl7ZTN.UsQitiFKXA2kTmhZzQB7U95NUMS8iYNO7BOudQi3KHjtAhJbd3rqf6c26xLXLx4rEVqQ3pD9hztbpyEgy_ebAJ4XvVd2Cs0FrzOQHlCo5VFkS2h9HKC6Y96m6aQwfp174T3cS2nFDUa3w3XjifqcIjthLAi1qEYjYQw0XRQxAVFUndY5EnMOPZGZoNsV_zXb6p3E0hB8WZfthwgkwxbSJDIwmPwJWyp8KWfPBH60beIf4McYIChvwX7CFiF_mW0KOtjI1GQiKp4G937NaAkjSEKhp5VWHCXQqFdCwMdilWiZRzpFs5JTtl3FekaLBNExLBWnHxzUIRmgizFEKDtTc8d.RKwj9.lEjMih80ZGgu22KDlItBt1OMZymKm65XRMuwTNBIPwCbmkyQPvufPFYYBQyz5VULSBBQUSLO50pqF80DrlodMLz9vAgwGR3QkNIF7aPJY5n_hL7vTxkhM10DHZrAnLk8AkLSkY3IFlZzEOLtlsgT9EREpOC5lBIs_..Z4K6CE5YHD3hYsengiBf6jDRKTtDTjgwpo0PjWOXBzsax1nNcGk8OHlkmlU7pxyr0xFQ2I75DPXm1jWqLiRbUXTPxhOsMMC41UBaGsROI5cpKiRYkCDz32c9GJIeFxXWNPTGcpmhjmo9UVkxL4VvOLgbrtlBfQ0gJ4Cq02fVR8ilcrq_VPhtgFmj6Q380JLVo8elJqn",mdrd: "g.3LkhXDrFSBKfgOeaY5cW9u4agkmXCNFOwHwLFNfK4-1739198463-1.2.1.1-b5.c5bep_XT_ealmWYk8Tv6hBXVObgL8wulgHpkr.tHd1n7NSLiguGEoM3iwq34cuOZ9HeKodeo8Bdc4rHlqVfT9kuFbiC74xutMJ_CG.bJ9wFSfmXoAtHeCF1EBdQG6eWB_Bev2A5OiEX9O1FJkPGkAt.nN3iyz7NzKvbH_2WT4uIXOjOi2.XORZipnJtJihlbZ1D6omOUzJK5eJCFM7MfzrNvyvW43jahwKpj31r0_GniOf5zUwbhmYhxkeTS.2mj93S5ovQdSxlc1pVfXCqbHyd4o87w.dqZ3f08VWjwMrjvgIIeZBx1vjfz4nfmOfwWnCvPjgbjeHAAx.eT.bcR65z5A8vDHNqWVq2hd3k_scu.8LWjoQhO21CSgH6XpsYTlzfkwj4uhUVqzYaeYBE7gB2hed526rQnMpnQ2c7HSl2YUgmdMmijLPKpt.2354SBUKNmmPFt1ZGArohy9Eq3vs.3tmqMjHEkMT7_nWzYj8qGFVlhxZpYXmservoLV7p.v67dYK34N_cXasgFJwdTSfBq.81f9clNhwqCeGNO05vlVROIiHmgcdclYiWx1EQl9ryFVUDTxtkC2ERqD4NR5yUuZHX6RVdV5KJXbdJbetROSr9sO3IphLsz8CIiOOFLgVP49AfbLHyZyRrojm6cpRcXBm.QPzG4V25LRF5e6eSocIgzEtw7nyL6IqIREZpuu6RVMoCYcbMuxm190dCNrLHAJ3fpD.aIUrv2dBgwX245Q5eNmeA7Ut92gy2Bv1QRSb_7U23fTMVFZmzHJk9SJWaVnja3r14nswFPLzc3s28F6Pk7Qkloq6aE3dWr8NlOgRR6H9i0XhYC8Pe.SXor46VNu0xfqljkPtmGlL1S2F8N2lr9tUqpmHI00m_uAsLTmQbgqsEv.7PxBhAXJ2TrXONMa.NF4Cu.dAFya3EkQkOHF3t2V9hexsRDvHTru_ZAD9r_Kyl_fefa1Lv.WdMsl8Df8_KDgc096Ce4NpvlPmyVZ7yrKo4F6Eg3GCLQi2CVVBQR8ai1IwK_jawHPTJJB_cPVgYtKsCYXecq0a26BdUD5040vR8fuAV3_4PtHUVMloYD29nA6gFc0G9VvHhLA4rP8LOUhhZc5cLs66rJMmyrHvQo8eCfzard90JxIIBZJmi0CU8lIv4b_itK3BZwODcA6qvPgXNYnBrOdhmmqLV8.QpyFMKVSE2r5Sil8fPGhm6p9mP0bmFAq6wELadBUq.X4Bk_9MLYPVGijBpO12WAvEOR5GBhk4nS8ksvXAD4HaO6b2WiboD6yn9JOHnkp2zW_1wUrqnl3ayZMccdss.K9gvCz6WqJBMYD2WQP7KmNCmvEMjwmEA_1HY5fzf8muQair47O311qEuPZ41Wwo8qpaJ4M680VKJ62MUQUdSzwCrSNgl.lnC8CfGNwZI_H0SRqZin2l0bLG.luSaunX5f6zcoMjZMkPA0F7.SNzSQMZgiV8Na8_ML.m1o2W6IUY1KTnc1Qk67DMw09nv9fPSRNpluIa5odc7R3Stjxe36n3X5lUq5odRwAcWrNfnHVRCBwIpqaChAgXdbpJzfbeTunRiVwH4PGhTOCOFRYdrpot5IFqcx4gBswo2CBvtmjFRZZmHzq8wOzSKXSYs_g1kyG5OdO7Mfftlc60xvtVeb6KMrUWOTSqSRKb5fOSBAUnRfnRCazKz2xQL.fdp76yPxV_4Mae9xLLCV7isFFOV6F.sxzvlIAXFrj3qfQGyYSyHBDm5qtiJ1q6mbjT05DS01d5PfuGgRY8OBnhkd7JQEjhv7hMFmPJN.DS5EPIw"};var cpo = document.createElement('script');cpo.src = '/cdn-cgi/challenge-platform/h/g/orchestrate/chl_page/v1?ray=90fcdb9fdf150949';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\/9078135642?__cf_chl_rt_tk=k8heWjJGIJxeO_iFwDksnj9oS2Bm1xnBJmaLwwfRdnk-1739198463-1.0.1.1-ivvcrT4kD4lpI552EJIdET5.P_byFhe9NJCFhvA1IdE" + 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