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-507027053347.mit-edu.top/post/4816739502

  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-507027053347.mit-edu.top",cType: 'managed',cRay: '910f8c5e1a171ff4',cH: 'NmyIWypOpzw6hyw3zXkmoAoFMzQJoH4Z6Cl5ugIJuZk-1739394447-1.2.1.1-btMCsGi2aZdeAX.EILKMGX19rtH43aDikClwt2U4Nny0vmG8xPqJ8hh6iU68j_Pc',cUPMDTk: "\/post\/4816739502?__cf_chl_tk=LSenzYSr0LxPDZdIAzFiM1fCvq.EC8gqDUgo1XxoeMM-1739394447-1.0.1.1-pVjyBsS0G6abI5Vny7OdHKTNGniKFmFGRc5p09TeshU",cFPWv: 'b',cITimeS: '1739394447',cTTimeMs: '1000',cMTimeMs: '390000',cTplC: 0,cTplV: 5,cTplB: 'cf',cK: "",fa: "\/post\/4816739502?__cf_chl_f_tk=LSenzYSr0LxPDZdIAzFiM1fCvq.EC8gqDUgo1XxoeMM-1739394447-1.0.1.1-pVjyBsS0G6abI5Vny7OdHKTNGniKFmFGRc5p09TeshU",md: "YaejcgYXNSdvcMnutO67XZV3AItnhv.2eEq7jtMSpKA-1739394447-1.2.1.1-8VotIl1y.quWkjoRnv7Rl9V03s6aY3iGRrVtDVV4LLprHn95I2NqQxv0ElEkf6CS6nc.UlgCGpvQKgN2VgXBOGmMlvZ25fe4bUClde_K9gjyOpgImLRrvemH5AYXc7p1tS4XwKuOgdEFHtcZgGoLEMI4Uzhk6ojNhAbGMGnVxsBcwntNAg66JtfRhuvSM7RBOs9l5iblMRVGS5BuKH2h9hCI03QQosr4j2oNT6kwv0w9Y4F6aR4jkhXXaE1YvdJqGjyxiMdrjmKOm5GJD2pd9IEo.ODfHrsv1tYrZoQJhcq8C_7BsUDJYJX2yBjhdEtCgBtA2IYGvE0_RlZkvuWRTUDX7v2HrXeZ2N7frkZ91fDZNNU9I2ahwzvZRu6IhFhrsEJJ_OWEPqmh8DY2ptamE8XzXIWt8zzlj7Tt.UviVcEGkMtOnKxe3E.GbeGTXmHD9pV2RcSVVHJFZ5c9M2bfjxywK5Zrc0L2QTo4CMtUW769FYR_LtGKSd382rJC9zxQ..wYQdmOeRmaqdcGI_vqpvUx1srxDqfn9jkbeSfIec474XiWBbi7JAETb1KNHvjJ7yARwVOrvevL6iBNnm.tWKSzuneV9k4s3Ayygnq6VywcYTuPwNb1KHG_0o1htiB3BAdLRQCkoGUlY2DSEEJTcbCyyQuLplAubJwEsE8V7528AxkoDXCTFxM_aOZOWoVckD87qTBKafqXCTxw8..ube4IkPKeoEskRuDl51EqK10.mBj5sTHn9.WoS6hBHaxvq6V0mcSWMAnDMkwPB7IpN03FoiwNI4njzpoYR.p756Vdfuy6IBg8SXAi7jH.7gGtolJPvxwnAy3SQcl8rWxpF2HiiekMVmh6at_CtJwiru1zQzIcb5Rip.2RvXkcZXN7X2AJjCX3HlbOooF8sj5eFmzgbeDFMvpylUlPCmX1u5K0g.nnXH2G20_8PuT_k8a8yBvXeSyfdZO8lUXVdNtQB65ZWupdWGD.VClJHXikmLPgI8.J4D1XUgvk9GJsw3hk5g5Adk4zKLw74iKpzLXna0ibo09MB71qqC8MgMcBA3nujFsY0zZKv0OYrUmVbEYzMvSp9kHZcOw_O6NIIQJIc6mIMzPTl74uqmbIq7V1gVvvllUgPZhx.KGp9tJWQLSisDI9tMCF_JJGlFFjMmFlx_w1HOdYulpjDNqjb9NKMufNG0MhXTPAf_HOHzP3RwDUJ5AztBmtaZ.37qDoQ4x0MKXtqLMhDdUdQHhJ2pjh9S8kz7wI2Ge7WygHia6yW3ZH0LqUhsrYGhA.gho7Yk0wGyHBE5rKIQZX8yykqWjqwqCGpSlG5ylW3Y_Bal7b5HhPqf83KTyhd5cWD9bBZlNQplvldpToSRtjIDOx2NmyTU_Yueu0rovwJbFj6.PBz5pWAcfkNvHS5j3zKdMeOAOqMAYMNcFiH1mCcy_KThugjbdF4s.JHtBBSdj8_Ezqa67yvitdUbeT9sHQXWiPoeRzNQlcYJrgAFCrl28kFp0vr9gNRBwp0heInpzvyqfFxoB8T1VazTR9a1QRUyHbjFDJbcdOyyZ19Hqsu1sJghFq1xvqsufa3ypf_V1HWUQBSDxwrnCWlnIxaQLeKKASRU8OqzCxGhZMMMrDUnkmx5hANBJ6CN9.N3UO1_SJUnmHw3ivTljajX.9Vd2UI9nkZwcsw1aI0W1FuQM5wXLMIFrxlDfmLGj0WpV58xbMWNIuYCwaBbbEsgHnbeynJjvyeYcG7fZeCaYdNUTPutuNYX10cUnEng7_p.fXyqSaoKHJBDnCEVZJRVQb21XcFNXrT_rW6sRx2JujOYAwWFa1mZ1BGtI.FM08cs4Dg2ak9V_cTanrHzhi8nHImwPPljsFulV7tfLudPnAx_vviCF8RmevnpolFZL3.6u9s55lL08OUAOg4TpWAQ_heXUWpu77juEfxIqc0rspnPUXIu1huqt38rrJaEkmoCafL4tTE7P4FH0pI6QuW2C.Mh4qnh3cXkQUDrE.pqW5XX0gg47d5TX8W_Fbw_4ANhqaUT00q1dJliooj6Am0dedWuj6JQgGBbGISNt4m3sH2mg4UxcGMNaz3VJctoLhPMR_Me1YVryYnRYffP_VAlZkWFUekvjeWl.XQDhfUth5_.8HC9A27yClIKrNy6W1N6Sq51eRwvJutSeZRFP9F7hDUKmrn0wswfTVEYquzIU1m89O1pqtcyLnYnqiveiH7WI5.v9LV.oMjyv5",mdrd: "zQTvKef1o82tzuucwv7KWbonwEmuB0v5DAgt5dfNZeE-1739394447-1.2.1.1-e01Gq54_tuSCubiQvNMdJW9kzmLwGtD7clROX29ZxWg51jSkko37M.VSS29KoHr.u5LJomimzWnD0S4a0_2F5aNTX7ZTsIKbj7Owq63QG0uBo744loD33G2Xum1r.STfJpVcT67oi04ZsvlK4GL41pmggKwIipbN_ePPGTG3qBNKuDtZ_K07orBDgKy1.GToUhApQOVMD8X73bjaIed1v_xe1.Oq14Trs1Q4fjuBf8_PofdxPNDohzYPYSw8XqapX9sEYfT63KBhHdATd5d7aWKiT6f8fpuforB5Ij.gr9m_ILFAzjKQ.XiabHPrci1L7Ht3X2GZNACXR4zgtobRnhpR2FmheBu8kZKmHynPnGqdKEpZU.9bVWnGnOFG._By4e0E_theapGE.BWtHEUFvbQSxprZ43jn_9daVwd0DhTxHQaI15cakCPWHHOAg.WPevJqN827GXbfrJiXfwKsqhwXoYyckmvTeWpX8VK8GmlOkqofBTMXyRRI1TDj8qSGsxWwpMprNHV2.4ofmgT2AACleVjWmoCduNupQaNLcbx0D0fSD_oIUtkJrwHmZUtSxSbeiNfYnyISHHrbHquxiiM94NJ7_hjxMnfaNyitlYWQPYnSlbFx4wEJYpRunz8iBFj6ADbF_8d5JUJTueCwMgnwLawZJn5ZD5W5EhbtwzvcS8la3xbXL2nMOyTqSDQBhEyapXPTwEnDfNk16oXFTVRYXgDveD0hHS5FgGiMLunEeQJCvdhiFTKdI4Im_0rrFGtQGwuKD_p561P0vLATV5wcmKX_emWtxrSV1a4kTFqS.DdWLXPCNsggwAd16bikZnuOs1DKu4_4hXzG8CWPG1UwlbY4EMEzGPgutF5fPidqEeABXIGTKRU7RyS91V8d25zSlaQHBlLjdy2IlNn7cw1em3RZHwuA6MJ1Qu73UCjyvOo1xe2cGY2mK4IQSHvtHpx7TwBOZJ7.IYy9F4coQsRKbbhuUcBJcNWl2FrK19w_yeRSi7LskAzElJ6xNvFW9kwxN.Tq2WiNAkOZJmZgmj9g1S3DLTSfVUdpeDvsFr0kLl5KJXmg_Ipm8vzZKbN8EM5BayGJjMz2hs4_Jum3kCBFDalKM6jhVzfgPhvvkbdZFXj3SpHyba.IRs4p.W08vsSK5ej9025qBpvWaMkqBZPfirsz66e0WfJIWBeG4JiPYVk8_Vxc1sZKosjJpIKfwbRjR_0doDdb1_fMt48TP5EPX8RQsw5w1rgSy52CvXtBUtxLhuKdzgj4v7KggANsltBRVYWPR4k8mlLZWv1bUpiCX3nLWAwNB2dPYHCEDvOu8c8WYHji9MsLmXSWO.59FSF67_yovieJkiq.vK9PwAfjihmBVUJK71VbF2Spsr.BuKEH8bpwZFOKCQ2Kau7bZvwbrPNLZnEcciyAI4Fz5UWO5lD_vpo.b1fpUXiFrq6PBWivFJ0N79.TtuheX7jU6DHfQMCEJSYEdpnrpqoprWjRnyTaTMpZVqc3SYeZrLDbWsaaIEP0qd4U4uaMRyYRF3FIlVb99humQR_.Df8iZbU5iy17ugfA1n2DVCCYX1kHkfFeAefcyJex6iFhi14W0r0quSEzhAUlqPI09kG4t2SbYS10Hoy_TORIi3SJtiVNmr8AKZQqoE4lthQf9p8vKfkxV5sGNRb99D2pi4PN5F3jhpoJUg5rtOARsZEVaYIpRagSmGVCTZ92snkyMZ9E9GeZHNYeAqkjCPbwqAZR52VTyKYtMOJ3gTZR0TV5JkkAQBTenIRuRf1itdTFax8djdgdZ890LsIZrP_vak4JNg"};var cpo = document.createElement('script');cpo.src = '/cdn-cgi/challenge-platform/h/b/orchestrate/chl_page/v1?ray=910f8c5e1a171ff4';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\/4816739502?__cf_chl_rt_tk=LSenzYSr0LxPDZdIAzFiM1fCvq.EC8gqDUgo1XxoeMM-1739394447-1.0.1.1-pVjyBsS0G6abI5Vny7OdHKTNGniKFmFGRc5p09TeshU" + 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