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-145063987991.mit-edu.top/post/7480125396

  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-145063987991.mit-edu.top",cType: 'managed',cRay: '90f2e03f5edb81c4',cH: 'HGy8j9eUonYWLb1aNMPXlv287Spxw6ytebCWnpNdRo0-1739093795-1.2.1.1-gMWL4kQl00cfO9zHrNyNxDNT.IId_Ndy6yjDT_nLgUxZvJTFYD1S0EPA9EeSn5eU',cUPMDTk: "\/post\/7480125396?__cf_chl_tk=G6x.bPtz9xJ0pUxNo15UV97hHNkJVPOid4uOgfoXHbs-1739093795-1.0.1.1-z8BK..ZDbfRgxLFNH0iEpx.5SHo4QAgOhcRXrRIruhI",cFPWv: 'g',cITimeS: '1739093795',cTTimeMs: '1000',cMTimeMs: '390000',cTplC: 0,cTplV: 5,cTplB: 'cf',cK: "",fa: "\/post\/7480125396?__cf_chl_f_tk=G6x.bPtz9xJ0pUxNo15UV97hHNkJVPOid4uOgfoXHbs-1739093795-1.0.1.1-z8BK..ZDbfRgxLFNH0iEpx.5SHo4QAgOhcRXrRIruhI",md: "sWcC9bH8ksSIkTICnN9dKREK39PXZQq7rPHcsuZtkOE-1739093795-1.2.1.1-qBQjLsv92EIIAR7adTpvUzUvqj6NSz44Kd9das1WxrIzwfvE6OFPqfOWuvOZbZ3DmDN2G5S_a.ipDuCHbPNQmlB.vFElI7Eukvh.k2ACE8fzgZNr50ONAv3WHlhiKdvfABzzvBCq43GL15oso7crgPd_ePUg._PteViiac0DXc7HJTzYqzgVU2h9Esh3u6WFP7z6FiXZ5CEo7KSasUN5hszuUrI1RGbYPUmFWEB01PQYItqADm0CEUtzeoYlRP1QFlZbeny5sE7TXSnPqB38TpuCgo4Iwf50jfi_GRn8K4G8wklNyTqMkvgb39odm04Rzy850a0Y_4v6FLhyqvj2eQCNZ99eLeGWzl4wu6Mhfo1mkR9BDBVpYtftab2QufW.XjP2cEZExi3Xe73G6amO31ClMxj0T8YWUhh1n4E8oSi4RTdnHNVNM5pl8OnNbncpt3Gh2lPxzW5_IgSLIXrfdNlqRs4.Ar0Pm5pIoq2.TDWFBj5ZchRsz.saM5EpghVANtpkIa4W_B2n7cz3200p.7WSs_OD3Qmp1AoJ84hFN..08Y4JlP0vG1LFPwB.1CooiFgCPBt87UzWhe_FcN0FrLPFSmgjr1n08wZJ8vrdoqjC9PUSucf_wihqqAxIIYPZBN7ANf3H8AD7QF1FQmd96kdqNwgwu4MQkkxg2tOG7bPn3xifXwH3wu70zP5zrmSJ5TxXH9O48Uz_G10ZlMfQkQaMd4CK1KmxegYNzwBOEK1wfnLfoK4_7duQ8r1EbZO4al8cM5ZrQE8AqIlxZYwSshOXKiZ36ie3MCwWxAl6AoeRyVYlKudyFAU7_QrcSdzRa.gS89oxthGuKa1zsx_lkZgdwhDR7a_COwHiBVykD..CspW3NeT0ZOvSbd_quyx5_fxKHFRyq63n1hDtepHQoC.7ywhcMHT_zr3s.whuzcxIT_JF2fh2TeOvzCJtlUIobyF8AymQix.cxmUrvIkq1Et5wSP.Kks.jl3SPU2YDZxUDUg0yrah4PAUxpp4zUoa2txxQim.DJ1hKwdKBMBqreEZxYXEW1SjXyZ30DbU6iBOv1775todON0QTuFM8MBn2ewLM0joBtucic8CYQk5eeUZc4ckFQVKcBVK2Eb6csDYL7H05wEkL_3r9OSRbAyftRgKaQDg6S6N8Nvee.phdx0kHU_pi97nCx6oaBCDzTDrJs8N0fpok8q1w9V9KvVBDto4xTiQhjyFw8r1.90UbhMwoQ3cEjZv8Mc8qV2lAYORoDIUz9JcCeWDFFzBjHbx1pRBatuHiOlowdN7IHWHDeGphpAJHKwl.1En8dpkJM4AtDIWQ_JhMnqf3QHw0LTxNrJ_3LKC7a_YuwDARvXm5UXA9t1z8hPebjxXrAAySNyhjE1jJBYmK.f..JofNYwMAnF924bqWmWNqkAzVYVIF.6CklCVfulU7J4HJyOH10GxcOE7vs7BPm5AhmWnEdeSg1Jr9r9s7pqzagaW1vURADTPsLhP9_1WTAS7WxOPLMDzZf1NPVe0fW64__Hb6jJEErVgy9C1PGj55uv9E5M5xm9Cdd.FhvLGdu7M9lqDG0cEWcV_hjXEEABo4saVb7fzBs2mZth0oSaLKxJdkBLYOfwcveL8_HPRXR2fnAZwiFSkMafxmJ61.LoZKK_Rb2B_c1YeiSKwTYtLcwS4yOSFC.rbofPyB0_GQQdYaX7_.isIi0VJXNWVvKM2UnWVa5w7WMfMelaxyZdcmUdOHq_EBDsEstPpxtjItzpLs8GK05rbJ3yev6fIiwyLZ3LwScTMll3NkS49xaYOE2rsADIGapKaamD8sc_kPXY33MbkKyhld2DFP6Mih5OcgR5yeBA7Js79I5MfKtrYmzpNjZMidQa_lzD6krvSHtaU7MaWMVd_UELNufxQz4vXFG3hri2812zlSNGEQHhsY7wYprHnS3TtNIxkOxQDXExJi6P7QGNeb7ItOaQyocNcGvYvUcEAbiBJW6kXfrB2xUbkI5NaiT3eGC00QEecBf_Fo7Y6KbOj7DKDMXkVEvoD0l9PouPRuoTJVUCf7ob_8SfQPJ3FJj4cmKJiV6b0G1OTjkraOnz1U7Mn3bDtwvIvMvRKGS0QR4ZNWVgOSXu75ceom6JWbqdSW_hdIl_LVBuyZqWoenQ_UuWUXJvHp6re45P.bXOD7l5RUM8zJhSgW8XvTla6kfQ_.FqAUMuJIk9sy7LEteTrmOh59jpecNSMuOaUV6vu",mdrd: "f1Bg.LLKmcRW1y5B9RPCkQ5LyVf088PTPn3P_5x0ySU-1739093795-1.2.1.1-nw.Wlk95YV1FKMpKotEJdw2YbAjcYkdDL9JlfxwuhGLfr5dEznD40aifLfCpVIQFdImUGWGsUr5.Z5sqGSijO43S2ZQAOJ26IuLgQPjA5hMfYTA3QHIsrvhkK5p965q5AitWp82GdE5IO4GpKXsKOdcrKBw4Beh7s._0F_BIp1DMq9QvrY_GsOaHsVcRceXkvj6zz4ItOgaiclXUTdtk.fCS1gbjiGno0MZ36no4xit1F2BZRcz4OcSnwB832WpLMeW72.FgFwFu3ZjJ8E_ZdZfuUrgbqDexxqglSOK8NGCrVUvQ8eYXrLEj2cSwyuhr5Y.vBCKSjknLI.i97W59S9gcB5zO_2QrmBwbYxfA1SwpTGZysdttq2kmxaD3Ief8SdhvmnuQdhNw7kFxfDibJiMAcqju7rPO4XhV5n4jZpHqX0kbAxbR34__QquJcfNloVTbHHQqTL50GbN5FyQXe4QFeSjkucNXx9MJImHfk1s.F9_a6JmZxkV2sgRRbEGGmoosOqLCoGt9ON4ubdeLbggEJ7na16yB2fmLNAx423Rzf_TaRQxaMgWJHY58bvi0ao5GcMENMCKh_3Db9u7Bshyhj1j6_FyVHBsXYaWp_6u6KVLWe0V29ZdsG7FvFPKVAFLe2qEjIK0FPc79OP5YaZ9Qy6V1RJSyyNdwvxLVWq8U_oE1b07JXmsiH_D_phXrlj16F7XYck.Hb0BCLs4l04s4E1873PWFTy6E4gHF0Jk0DQz6d9BZ_ZCoaiUOUAJaMb5Y.DtKHcBhNu.IK42mQ5EDv3gkToOK0Qv_xutz48Y.I_yHBWzVpJ7IWhbR46vRoELL.ptN.DOtatZtlw2C5dxLK3fin5EtR2wuVLefnzLievsR0MQzm0lO6.8ViagAOVMhzEE1V9EghLhZPmvjGZlCrn2A7zXdLMH82mZX_JN4Kx7qvUgyFv4FjjxS0FkN.k0V99XubccvJu1jRDMqWIm9YJMQnBOQOnopYogRBWD8gfF2W6yGQIYVxF0X9Gz4YTdwLrkjuCqb.JSKMObbCUrEMeaAuGgorFoG6LHYchRhqfwIaSVUWU3Bo3LH49Bxu842XLH4FQ4Kdz8w_9odl2Y42yqKXke9TToW.itXzTfsLAGWHxJKUqFNK2UpqZQOFkbesOKyuupfo0pCuTlXTGU47GEewtaum72.fO5uWFwJnEyXUgWXeqKe57IFCTu0CxlW9fr5E2HYNkYjzmz1jy6kUP2zcxhNJGZ.56kOFlbmXhtERtt93waO4DzdZK2sKywKUNDkT8KTRhZYlO7OWKGRkUz9RTsNRNkDilQvQoHnKkoJSz9pfPI4mwrqn8txxM6tlT66.10rxZl6JF6pkuWkfDYhiFh6O6B7BBgiVGJzLLTfkRjjrmeCpT7R0MiH0yMaGDwT4SYLPa4QaUMTkQPv9x5zJvS6ZlZZmsEn0jse_uBcJ.vmMR2_oClRB7mVgMoR91WT4Y28wsFhrFM6wbjPoNsvO6WN7UTmlHB75yFS843c1ZbFwYZiHm_uFlgypWDrHLr3a6K9gKjql8TzBTfOKddt8dg2NkMKreIoHsM2.AVNt0BmPW_dhznJ64qN0VyvqoLgy02gw_FlEryZqwy4juWAxFkNX_ZW9acEwCyFO_mKiAXHNKNPNEGMbA_oDRld2oz4gelJbtDE.D.vxHRaNoh188m5XsbLh8QQKxIL5Ov8YLO8A8b0.h.1cqgExOc1tpc_PYeg6S0Czb1nxvhZUtSeXazWvj7mDL_DftAXyvRT9cea_lIPbhiz_P2ifZb2LqmmCagjZD23Nn5_2hiLTcBRAvEIb96wn20oLwzG14u9hnn8O1rztjEKcTyo"};var cpo = document.createElement('script');cpo.src = '/cdn-cgi/challenge-platform/h/g/orchestrate/chl_page/v1?ray=90f2e03f5edb81c4';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\/7480125396?__cf_chl_rt_tk=G6x.bPtz9xJ0pUxNo15UV97hHNkJVPOid4uOgfoXHbs-1739093795-1.0.1.1-z8BK..ZDbfRgxLFNH0iEpx.5SHo4QAgOhcRXrRIruhI" + 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