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-099169580639.mit-edu.top/post/2054836197

  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-099169580639.mit-edu.top",cType: 'managed',cRay: '90f361b409015b6b',cH: 'i.hUA_OjoXHL7vewJgd_K2YfMEqylI7FuKJpOTIT5vk-1739099098-1.2.1.1-najDxNgJL1u.n8Z6c_tWpMenlfvW67cHty2V95py3cjaUWAuCEOgArFL9sbjWmWw',cUPMDTk: "\/post\/2054836197?__cf_chl_tk=PfjOlgxts57fOoBgEBwGBU1jjIvjOddl_mkL9kFqrEM-1739099098-1.0.1.1-KJkLv2O0KpKS_e_4WMbumuO2D7a0_JTgnAnWwm82qek",cFPWv: 'g',cITimeS: '1739099098',cTTimeMs: '1000',cMTimeMs: '390000',cTplC: 0,cTplV: 5,cTplB: 'cf',cK: "",fa: "\/post\/2054836197?__cf_chl_f_tk=PfjOlgxts57fOoBgEBwGBU1jjIvjOddl_mkL9kFqrEM-1739099098-1.0.1.1-KJkLv2O0KpKS_e_4WMbumuO2D7a0_JTgnAnWwm82qek",md: "wlsTMBTMRYpeEkb6x_NA59pdB.HEgmHt_V0dRLFMGg0-1739099098-1.2.1.1-TT0v7HkI9xxgiGz16KRKfVBTYEq5PxgkjL1o7e06O8IkJa_idafCPwFi7a.GDTUdTN6lH3n5ZGBKfBFtZ86cfOAH7fDlefD_MSqt3js.OLkPi5sLOMAnoukDSGmTeiViaFY_PgvwCfRgaXykavoW3f8Tf6UpAtC59EPjUcm5vqTlZnJD1p23NdvqHKhgqvexJLToQGREEJIVP9pWSuPNqUQ3P9tOSsnRs0Zvd7z.FpPT7TF.ZxtopBT0lCF7Tln6QwVDVD7L7vt.F1v75IXyxtF6x0UEwO9OXVcTIvw1dgfm3R98CcmHeepSacGcfWbeMzUWbEXMyMkks3pVYmVYNOKpUfeYWs9NH5Q3Qr66sjgUqI2EmRmVUh.J26hLl5Qzb82z2iCIRLuHF9pkeiJdmwJFiOkox7k0HFXwGZKxqWv.HgIL1GrJHjDs5bKisl6dtVn1ivlZSOB9E5gjLmzgrOZD5B7GJNdhGK5yuZNcwjtE.WFJlMSwj5hJMnWCsSJMPi6wr2ISbCl9w64JY.9p5fu0Xzm.DifebVG4wCK068cTmMYV_MgFo2T.EdABJJHTdZBpTDl7LeiFr7Kdv8K5yPy4Ro.Bat5vGeqhX9ZcedkSz.HFYMV1WI2igYLHophQDK50wbJxn5HKJk.c3WL3dmMFKLIdVwlyVSTENiePjmgAPFqTgxYJPOYxycVMaSfRF7ounpLh72jeyBfKi6VXitPP8Vm6VMu8MJKlk8xOoQ.rGxYiCseueA72Vm.yLKfNM8_kNdgNIvq5K_p3zgc6BpftUdMZeXG465vot97vC9F9asiYASNvNU_d3JXXAWhLB8QL0_gOVVZ7ePav1uqz.RRA1qV8x_R_jEdnMWWLkcNJBjjZ9z7dhMa1ulMOESEOxmiY3aAU2OSdWecggDbcJJmE2LyWAhcCTWsIx.SDpV6YsUa1VZ_yyKxIXwiqk0xc9MwVgqQ7KsJT99EZxsOQ8vOP5SmpyafLFa6guh0heAcZ5L5_PHcu3pNXNW6WZZVbSaOQTymZ5Sq2.YzWCgXm5KE6gKqco6ngKmLJBTHeKPyx70eCvO4F7AlFe9zBaQFW3ZtrCfi8ALgJDc.Jog_Cj5SJj0ow42wTV8buaVXZ0vJyLVCEscxAIMAORNr2gxREOOf9qYLIyc1Z0ISfaqWuauc5fTrisvGeE6O5S5NdJRXOjrBp8bpOVyzgyz9uQLoYxETY1tkYu8d0GaUIUk_1BYDdC0Wo340Fbh3lsEs9aV.0fKd6X9L5atVh_VOxizNdGZLzs5_FE3jBzMgIo9L4OB59cE.6bC0tZU2iCATu9fHCPiGb140kjSGT7IfaIkbY5ECfPYHyYmZfdCsyw3iLrff8ByWHUWs1DclUdYhuIE_7hO7gy2EBQgMStGuYJYpQHFnEvm6W4FtBn7ZyZs2wYIi6LGAx4EYnn86ysIVAtZnaqFbRsa1WwMFircDlR4k9I8qd2rbSrwT9NDWHpAq7_dzpsV8sdmDRpG0lDbgzkFQ8L0yDLX.P6.AjsrsXlN9c_M5NuJDDxTr_gv8tpHA7dCecLtazCKPStFlS_qPpT0WRVAudNeBJpL9Zf9TkHGfQpfhjzZrbLQm7SVikbSi77pK.uk4cDECc.kdbtDwJX8Vb3hqk5qukAVFb58dKajpySp72aNWHqLr6yf72Fwm7Ye24U96vSZe4yPmS3tkKVGGQmO9uUuxPUgbfcGqh1H3mPc.vIMB8lAGieKRl2Mp4_XY95OLaZAp.LhUqLJM7mbXF92hypFOyw0Gdmd0npipi5eutl8n.JSxIwPpzk1V_nvBTJ3TgSemN26fDQC.WWCo2vFN8J8lKEaI.NzjXJpY1TenZvxesJmur0jqPeGaaAIveaqGlJ8bvMM5jAWt.qY_9XwOdO11JoDGCGMPMxFZNL9Db2TZzhBa5J7e7D9FrtrKOE7VHWhdutleedwX2BEVzlcN5_WqXZD9nT2EBZc2VMtFRInHz4KlTGNRDXzueJ09T_p2VdB5TdLZzKfxDzl8TXyYDK4wAhGyDKqOubr8PUFdrHFbZBUjF666DYYT8Cum6xnxefwE4h4orH7NZHC8xS_JrIlfOyO_GoIjqCgk4euJzHQ0aXXDHsxWiM.LX8CiGc9alAyj18vOJz3cN09ZHGZ2m_J9N_GmyAF3t_9iP2w.gWZofU8U2I3qamJ0nKMmW36200BH29utCnXe58budC4gBEstL40e3sXTPw5cX",mdrd: "y.CJLEL_4N0N39_AaUIEOCMY1u7JAx5frv6JUe2i7eA-1739099098-1.2.1.1-2iv.TFUXfLwVvnFOEJ58feRFcaIAd2hfU_ctndP2_vsjNhpKMtwyOqV1TtCOcwHrj2UUrnSGkc6mreODYTaiIuJoDcujfJ2uWoy2IkQuTzHlWV_PkT1MXH3vW.5NniE3eUCvedFY.uVmA3d.9yCc0TiLUdZtnUcKc6tWEJxDrklQ1yrbQu8l2iyJyBwIhsShwp7PLlWIF.PC7O46te504N2noHWM3UtDZ9zEGo5S0GnjlF9h6adQ7SCQJFUDwJSREblTnl0ehFoLBu0NEplKPrgds.Q5gdhzykV0tzd_mxyPXLS8qqczg_qv7t0fukmWYrj5NM7idNvtgbdpGAcMtJan3oSa_6oge8TFlUh8ildRUNK29Q6MBZ6vHsOxzWgE4WFvjAdrrz0JxuwP6B_oQErwnZl6Ay2oo1IKuINsE56r1Hjs3WlCWGNpXwye8T_pYnXYFDM3yijYV_Nn0gCooN6ljggmcorc_iIiuSo8yE3L3VzYwpvEJru8Sq78FJaJK8HUDlh85G0ck9MQrEbZrhzY5qxWpkk4GJczb_SSGt8NlwScTxS9tvlHMHYOZp57_1ksiagGdl4rNkflnfkuCrbQns7o0uQRaJNmAkltB2rVgDeOTwbRyUBcMjdwCDj61fLuBlYf8B4dAZQ_1iYr1ynpEt7tmnrayUtUF1x8WRnSJ48Y6fPwtltnImgK3oYqq2lP2dVm26SAivdVzy8eCpFQn9v67_Oid8wNcAhHumdhcxDiaW9mKM21Tzb2W4BERKgrUxLMotAsTgwgobcTenAT5VutjZIDb8AuDvwRupuWonJKxcfGAj1CdBizogCq1KetCKqfJmIRDum75vVWLqktjyOZBXA2pnjjZcSJY5dm_U__8SMfF0xHN_4UTeX9bEFbjeaIKQLN0NHTzEgp8f75hyArJzcjy7EyNg_ZpqSOUjWLv2wBzFVMbTsRcKKje.eFIySZIFNBzyslgo8TnB2B_PcluLdLi8zmKSN3jM0lK77lO1ezr.PfHD4ZBaqbHDb1mvGviu8SQW8F1GHXDLu93vIjlmlQ60o_id70PeaijDGcQOx7FNd2MC_RevXNPaZZRSArMitaQNTFdEKIXnye3uEhYx04ZWS5zgO7yj.9VrmhYReQihH9s.7OHKb1yFbiDieMawiZX6hUdYbLqzLjFEehuveoZXSMsUVk.Ex0Sof5EiqdJadAEw2Pe.HvNDWEB6eqMBQ2pJbMkuVrra_yorBWDONJnkydW4xZvQSAz3YgNOvci3xmLu011ft9hBtOlvD1b9z7MiIRQQYT2VIrggMk9WWpiRo2MHhsV94xgjGpHQo0diRENH_Dhx2.pejmyfKmx2TsmTg5RO.f3XilQISavipeI4e7gapFHCKCpUKxhcx9uUgpr5jwMigFyg9coQ4bXwzuyeNCkAhgssB_Azvq7u2E0dJm9JEUu5p4JZiU_6qnoI13n5atR003jGe.Tr4hMzmJNclgnZobQ_yKRxJnMXjoFdQ8t34DY_ju5hIWs0qB5ixOQyyBrS7.C6FDT9eBXYyosohd5uKhXz4uN5YkW5taMwDlu8zgNw9B_0NlIcfPXVXb.HsC_ID9dE8tisEcL9UmE64NUeku.WG1CvhrWzOeHWgf2Tm32sZmQcLRvPjdMTb_BYqXELJoGdX9L56IEPSxBptZX_vm6cZ6EQu_R6.HYFNwZH3OaSdkGksPd2RLH5fSAH18e7efUoUVE8_mud2tMmugNVd0iVL5BVR_YKwblnB9yj_T2Pan5iJbcJaCEGJdtqE_r0xog8hfaV6uBj6vrf0QMB9DR9wstV49N6KJhAc4nnN5QZQ"};var cpo = document.createElement('script');cpo.src = '/cdn-cgi/challenge-platform/h/g/orchestrate/chl_page/v1?ray=90f361b409015b6b';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\/2054836197?__cf_chl_rt_tk=PfjOlgxts57fOoBgEBwGBU1jjIvjOddl_mkL9kFqrEM-1739099098-1.0.1.1-KJkLv2O0KpKS_e_4WMbumuO2D7a0_JTgnAnWwm82qek" + 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