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-999935474460.mit-edu.top/post/6823147950

  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-999935474460.mit-edu.top",cType: 'managed',cRay: '90f7be0a8925c5b3',cH: '3OmB_tAmMDUdVsQknDkwZTkA8_S.BDXBD3G86KtMnc0-1739144823-1.2.1.1-rX6y.nTd6sw3WqYLN5IVJN7IvOTqZzvshseUXJT_Quzg7Z4Mj3T36FkdkZ8Y6Q.o',cUPMDTk: "\/post\/6823147950?__cf_chl_tk=mRAquj6lkqjiNPVv0IoH8g28iHClVzC8V4KyDQS6HGs-1739144823-1.0.1.1-tD9HRhITbdfgB0_oDZC9rRBfVvg8mgoWPN7MSYGhO1Q",cFPWv: 'g',cITimeS: '1739144823',cTTimeMs: '1000',cMTimeMs: '390000',cTplC: 0,cTplV: 5,cTplB: 'cf',cK: "",fa: "\/post\/6823147950?__cf_chl_f_tk=mRAquj6lkqjiNPVv0IoH8g28iHClVzC8V4KyDQS6HGs-1739144823-1.0.1.1-tD9HRhITbdfgB0_oDZC9rRBfVvg8mgoWPN7MSYGhO1Q",md: "Ga4Chz1Ygw.rwxymq7uyqRfISxTii3Da9fZLKVZtB4A-1739144823-1.2.1.1-RhLmDnncjcUH0RXen51dDGExssZoqCfuYDjKloN6kUngPfLAuWUNyggucL_V6qFp0yjPvmbVLqmV8sAqRFpxcXIRHgx5RX.MMvUYZ.2p4_lGuuDTbV06aSZMnv9h3bbGasKGL8elA_llLz8M1GXyKd.cyIJf.ThFRLwlzT1txc8EA5C5DSglbec7tbClMIAj5D0AmovAKpDsWqzxZiHiIFxfayTBYaLWD78s7NRVSebu3zl0jfVVsVBE9wIT0_eCnASc82x0rngtrUnNx2DbcES6ylhfdlqiM.akVb_Q_6l5b.DeEGbJ2oUONA2SXC9tmbaIc8ivBME9bQ6UlR4LgCx1JJrbeyR3Fas_mPUaci8NX51llebRSd9TvY9K_K58a1m6D5c8Gk7E5cFN9xScwj1ZK7fCeEWsS1kQtmB9vAO02Z8rPbeZhhmcpYGlB7iYaq32_rfmlUv97YlqLl4HXDhl.GaMzrgpdYgs2VvCsA77.3bWboGEm595vBxCXlNJar.YH27tl1WIJT_6zRzirWZ7n.SDarnvUAf6N.u2zE20trQLAXY1_eez88h5Qh0yRMs409TTAGKQgCOWx_0wNkVx7oCZIjZZzkpQxW5nKTEatvjSoSL2qj2Vy_rhPi4R61DpEWvT8i9nszffreg9Hoxw.zi457qy2r4t.s8h79nh6LubGpsW2_5H1oB_FowI5k5g0kqZKO2y5kYBl2bQF45yuBd.9jSnEHO.XQM_hLYsFg1YhDxqEXDfATw801cvchTW4XGQzC6QT7WuUMi6I7_wnFjTXt.qMY0.uJ.r_KF0ov97TLWTSEBGXIAitHeyF0IDQqv8VE3n1SEsDzXZGg8E5oYdSmJcWaGAOlvvCPHkKO.AwIkFWqhBQgAPgwnjepR_TBFxEkEJeL.AceJy8zi9..tpXqtwvmoCdsKPM4xfiSrM_0X8Stf6Sr4qUkCWdzNMK.Bke4wYQi02ZtYACRj_7GNuyK4_Wdk0W4.2MPpTpfq8Ok7VaWQxAnw8mAHkLqTw9zPuPI9h9mTbnr2Xa.PGIbCHURu4smm_puWGwWRvoGB3_IzX_dA82WjSCHI8Ius7auunZkp9JO6hZc0z2dnkCjbhN9hMdnCtAzEGQLGpAtogyXMNqibnHllfpbJ2GjxxcWT0Dpa7GU9wv48r3yOahQO9NnBCY1hmEc2aJ8M9OQXkg5btTNrlqJBN1eF6RdSeXnflNBeVEKM5IEWxG6ILuNTziNJJR98967dn9SLo4n5yCtVYyi3XRR0L3cET_VvWWbdqp.uzXeGMNuyi_yuXzBTUCM63pHkfQkXZEkmwWd8G5p.Ft4366J7ZgXhyNe_eoExqRlwzSfBfy2BfqDlcYMUrmMj.RDtBCGtYOe7gAgBSE9DOFQhphcfwpRm3XgZhw0SAK2UuXfnhoJmscm1.TrR0Q3BUt7rbH15MkpK0Z0zv7AmRWK8mc1Xdz9kxWKWbVr0hJ5m0_krGIFYqpPr.GQ4mxyw996mEqwLcBukG11z8kIsSuzTmwWxlLaAnss9JnH.q4ZiB8aoVQmmkCIGforzGGR95KAceaEPBokCDFJL1lebdvF3vF5T7IQLhzyy2GLAgU.yv5FUqiO6n53ZSD6mipGkjAvV9sPquhMvA1TKjqy8ESQVBs4EWVkZOgrvYYuNCuNF44M2fHw1i3r3eaEX89XXXMylVQcC95FV2FohXrrSt6rNCbTKEDxNbTA6LjR9xKF9iA.6IhTrYJGvRKHfMxkB_0o9UCmCRiQEEh6xDl0zoHh4aJNm98w5nqy55SIgW2JmouxIelBW6ZfNok9cyT4661NjJFInFV6t1qSFsIPfIRSlWdMtCxPPFY9H06ojhJW9sAcKieaVar2RVzeDOrLeepyt2fUMaHa5RgRUaNqESPMCQxjTZeFpFggEBP4ZK.I2n8PRtIIkcte1cUsArMxBjAZqbknKkJ1RmU.1ePZEWrDCRCSisCMdzdzTqhBYNh7m4QZdPDZpv._vkzofVrv_dyD77RDMYqE2eF1EsTOKnMpSbDaMqxB_wu9W_Hu438Wl2WwB0TeQBnAWw4TSgNZEgEp3a4T7hLSBJOd.nXbkl56YmSS6rUvT7B52xiWFr3May6KgCu2XLmJK2eAVsy3m0tNe.YYZlQX1WIlnwKIDn0f0h1omuTfMyWP4bofzsDZ8e5r9dPlfjjnAdF2.3pF2n9jqs8rei4Rl9kPGFSBTjkjxtbEu_jne.",mdrd: "q.YCqggRyerDXA_hta9iYJqc1_btoSfh_fXLZvgRPj8-1739144823-1.2.1.1-ni33968QqGgOGJsEV1exHSzfYB7vTEdgqOjbBmDcXRxkKZRKe8ATIEWMPUkDNC9soUDgkrezJfJkLVtkrycpwf4KZR8WvIHQoYQhA2OzjrB8frh2jiMYNkuXLmY_sbJAElJmEsvR.L9dGmXb_eeC3.gsZWtZVtXOZL1HBqutxB67xO5fgMhcEIamg1QEzJpI0k.Zswgw12C_9voo0_xNrivi5l_Uav4WK4u6ZVhuCSOm6Y1lz0widT4Bk7nVZjmuDtSgieixCcE8coSnbYc0UFbaPV89JmASJtL2DkA8e95Hy4nQYrOTcUscrPmdT9s_RxCDtM6lXM0ikjsI6y66qCr3aDmuwDi2sDgACSmQ4SekIA1mJshV7uHGqDZDIrSnK1KqW5byrVCFNh5Mg68A43M9zIu4wthfK68IKP918tqnGbzy5C3FbO0pkUzSXshru8IQc9XtCR6CmgO5ze3J4eoq_0RCGMAPK3dTe_a4Ztl86wxXbyKbAhB0jUXLorv6pK3Qm4GtMHTqKkzrjqlOMirDmZuO.uT9diFkJBdCzKowWaYZhY2T_Th9CPZ3CPMjXdThhWLs1FvAKAq91ZhUvd3GzGNts2awkUov.07JbAUde.voJ14w40o8AcoVxi_l4Xx2.UBMnT.Z5sz0Drp2BPZvEU2tl1bFKjM6k8kWr1CoyZ72nBc4X9os.Y3BsDDlizFIiAIohYfGwtQGK2ZBHgUppSkjJZhb7GP3AmZBWl0epma0ebrgufOiTfj4d8eftU8LHaBjfq0uMM8aNSfPxRByz_bOq4hfAVuC4KoZyvuxq1VZnImRzziry62nGDL91h8rAh05RiagzsiN5cN0RYZeEhY0DQhdFFkNqBJg6UEKEd_4YKirvVLebV5lFYzGtapuMHZ3OlOa6xWfMK__32kONbaD3iibGz_3O.rby7wZtE_sN7ZjIpb4XWJ4TQ74Ka9lh8mf9nu.3jXV_NSjRfUV1D33HjMQsAugsfCBv0mZ_gq1lAc9Lko7Zx9sLNHu.OOiNc8TnkkG27Nh4._jR8xGQs4O85mrS_g9NRGHTIHrxnXjIiRpBK2wuQqA1ZJb7j3qDlv_JLmMw8fwVtuh4jh1NrXz3HjmO4G.J20k__bnRBb.wCnp6zMIDvTV3cwFjinFqkzKPEVK3.5ROu626hIwfYtPUxEDxw3HDVJt7ZzQzl1GjVqP_RXwuFPJtQo8jGYfK_aqxIBG0Zw5hfixRr3_xomTgJhb.FWPFScCjxb8ABc632tLcVhupHfa5mzJcRylvL7iOSIjH.R3Y6XPescQ4ur8r4sK2ZcXrxC9aq1dkgPfwJrR8ltz8NWswzFc07j6PwBXXq5m2c8MCkyIgaDi_b8guNsjAoxUVPdmf0RM9mhp47w3xKGaies217K6Tiqf5gJHoiRoaVFezQ0U8r9gaZAL896cbMr5dvYKRjS4gUq2RVx9IcHHSEE.ghWoHeen.FH2F7wouE35vRWEw2qmyUAq7I2kPRlq6A5IO3eJogho_vqVu9fRKY8ceKNp3j.25FXoy_.u_MApCVmO.FDmJyEfjcgcu.7H5Eqh6I9S0LhyuLLVpgSv1p3kKpbYpByZn6YclKJNyQ0u4wGoFbpSMQVG4D7TFz4f1mvUS8t8Iouw81aDkdPueHy0g9QmnBln3TLX2Amq9FGl7R2KT_TS1pL70ybeQW6ol8eemo0qFPX9ZdSsy_xpHX1LvLA94_N9WlV0iuqTMmOIHQyfkYcIdCc58y.QWOz3X47tmXN4T2xct9wc7w80fACopf0CMencF2vRY7jo50_YNDJ1SQ"};var cpo = document.createElement('script');cpo.src = '/cdn-cgi/challenge-platform/h/g/orchestrate/chl_page/v1?ray=90f7be0a8925c5b3';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\/6823147950?__cf_chl_rt_tk=mRAquj6lkqjiNPVv0IoH8g28iHClVzC8V4KyDQS6HGs-1739144823-1.0.1.1-tD9HRhITbdfgB0_oDZC9rRBfVvg8mgoWPN7MSYGhO1Q" + 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