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-111443091870.mit-edu.top/post/1097685432

  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-111443091870.mit-edu.top",cType: 'managed',cRay: '90f74cc7eb9fc99b',cH: 'SPoIwK2BPCN_Wyw2PJZAZ3qsmd6KrZhXSQVcUNNTCf4-1739140184-1.2.1.1-NHiCK2iVr0XV3cYoHhhhA9ZeLr9LF65X7OHJanHBgPUB4WWOHPJn5y94GPMPyimB',cUPMDTk: "\/post\/1097685432?__cf_chl_tk=c8bS_blo7DQ6EIaL7FZs4.vTIKxw_zex4N3V118jnX4-1739140184-1.0.1.1-JmBtshxGSoAh9Jdwc_KL8n.q7f8gpuvJFcmQPDeWmgI",cFPWv: 'g',cITimeS: '1739140184',cTTimeMs: '1000',cMTimeMs: '390000',cTplC: 0,cTplV: 5,cTplB: 'cf',cK: "",fa: "\/post\/1097685432?__cf_chl_f_tk=c8bS_blo7DQ6EIaL7FZs4.vTIKxw_zex4N3V118jnX4-1739140184-1.0.1.1-JmBtshxGSoAh9Jdwc_KL8n.q7f8gpuvJFcmQPDeWmgI",md: "Y2ZYWC4LcCpzGq7ERA3vKtOirZo9YG1Dq9.PPnfv.PM-1739140184-1.2.1.1-HP3izOhhzZB4FyYa_PgNyVS4r0Nm28WMyjVo0oFSApseDeQXN6wV_OU.iktEIvGu.Rkyb_5OYEVOcbwvEgXuwc5b4uR22n4Mv2S54RYJlBM8X57DISKeFgYN_0pTSHUaeWtF8s5cX6HK0Ok0CnmEdMZRnwS7GnHcUgP7Aq8VPZRIY0NxenIT8ENEd7mafPowHzPRWQ6IR0pqbzmjUJnEbDHPfXpFi6RF95bjuxgU8NZ1MJdd_P0pFYqRq0gpPvqTHYRLSwh5Iu0KWGDLCxY7YZVuo4hQn73yMDpc7luJjAI8bOPakNP7cTpSJ0W82hz9Bfmv_x4ibqdIGkl8zcwASwvnXy71ZN.Ju3Kv9j9ZW__10XZRZF1q1B8XmqDJN4.0rwAZrSjUeigNuK3z6muY_ydPuaUx3lab4kBQGGlNpe8U8g9kaNHxLpAFoWcfNdZ.mINc0idBwyI0pi2JO8xDEQ3go3bXPao092maVYno8zyTxknjOUsafA4jR.bddE_kKJRNk8V_EWvtPCKunb1bOy7w24LPFk9AFnYcyIZ_Q596youHnpciD8IBNnbFaX9ZzOBqXUwHyG6cAt7ssvff_1QCGlZh9jUfuognlZ.CGlBnoZdgM9VNphvMuVjhKw0elIZCMF0KNZfC_TK0Us4A9JeTwCIElqQlKyBiRva1.owYfd0VVFd32.IjvQLkYuEQV8VzrVn7RlMYvAFtQ4pWpfLn496NT.aJI1t3dPjZfIR4tgKzwedIlFtmd_Cq6Ce0molgRm0vyfjJ8jNE.VDEA_bP3MKMCNd70.sfcNpCJvvX_zUMN213WeXlTSJLXUGJRnaqPlJcvMbZXRGvzAvGB3dh5J7.FVn4n0_18SRCAUpmg5pKC6XxSnp5JLTXsfXAnbthf4os6gfRKbCwWbwKeEfIONC299bLcHIztcLgtMu9eH0aERv4LZHNP0wx6fPiov9HnbVUG.gHRPiNNMec2VRz8XaB1uPtPcuNqIkY5DISaq2t0vItB5LIzbR9Zm7HeOLLJoGV.yEPkN4CgC.9xv4fCI2KRYku6PxuQSZ.HkM_OL.sJCou1qT_a7LVeWOjCLZ0KSOUTIEd0nqR65PTID6E3X2ljzEHv2ZeFHYIh6m4KivX86Sq9_2B3LdspEtphD28e1JcpzhKseeinOy3UOb_sqjE6RvfKyEFE3injvcghe7_f6e.2FRJtXTb9hCUTPjDkeZFVoZvr6rgTaXma7qzGUMtFX1vyEKM0CTs.jwjnuEy0FxI1yxXtp97yixwiN8mi6UvN.yHg3WKUG.rarGC_HsIk4IQMXHNsTQZBuPxO5UJVmLRz2VdfhwCDTxc3uD72ztlS2MDN8qFAgerkYIB.mZPno4IzOGpBKffo_6kS2ViXISxAlA2gown7PQatjKPNA6tZRQO.Z3PA0b9hhiWRtPssoB4KRVKt.mZKAns2H8jdtjVGMD.FlepMm1jXN8cGW2Ky.ytK6KITk03xRchObFL6n5l_EJJbHDwhmPbvoWNIdx0t2ZLcmcjCQzu3FvElHpR1jUapukOtf9uSSOvDrN7xuVGWFk239.I4pwL0CwKSdpsat86zDXaHqdvS8ZNM0c6.PdDsAHtsGsKM4tUt5UGabjesTXTa4WA3dbdreq_OVdzrsm41bI7uIxffpkxEgsiSs8XN0vA9n909YXeiAFIuhaseBZQ0EwaJEUEAplCIvPVSl9hoban.YCDdmvIBt9vWJj0jdRvch_Dv6yegAR74m1ibQOrPq8qzovOQTNi.ePFooUR.65JmG6Me5bLKlFtBexKNYHQuKjg1iMwWantWPbIpRJJmaGHiezx_cyT0XJ90H_L.Wu4CPZwwEaC7_Tjv.BTB5EpX27rEoVcQxY9_Q8SJyMTbNtfxXj4K_85HBkY1tVI4TK3N81YB11XQv.FmT7ybCxZcSmrJF5jtJYqCjxaCh_0RuDkv8dGrpX5voLZbGhXiE121JoRCsrhOts0o6umYNB6IvdD9D_4l5pekn8_JQ1jsNpKeJD2FA7TEzVmsIXJZR0.8tzFAyQZlelvykOCirOnhga_GWg7rBOBV9SnKxyIbAvQiwr5gaqlGRKHnbpCoeeNxGSyHpNObOWKa7VRWFDzklwtasGGlN2ZUn7xNvVvJwjiRmWHJfPO4MYZJSIl1TuvDN2rn3hEroeOXZXqTvB2fIeUuJxEZ3DOQfn8Mz3VjAFpMqYQX5zP7LujBIHvDdV3GFgR",mdrd: "c6dbuPX9gTc7TZOoWjqqIDiTU0WkUV2xIesRtlyTfcg-1739140184-1.2.1.1-vC_Y0hKqgSHuRXlqlK4mnvsOL4_wJFO5WaG.BT4it6v8jWGuBwSaxMxJ_3k44LsppqFlfJ2AJ7CJqDYhU0hM26JmsvXIk.JtsgXbrxmpVMTT4g6nE_Y6jrUdYKhgCcw4jiQkdp8ZE2ir14Kd8vqE8u9UtAksyFq9.biJlbdy1PW_xW4taIoUaBTsMeznuBTh9xWetlKXRREfaxf3RmPCrAUaOZHg2AoPBMqr8_TixqyuiTDS8HAdlv.ffmpePah2IlQU1XBIhcti1GoM3a0oMj2FBT6.S4cdAdUhDByNmfBmz7lUDF73MfFzkmNAw.vv1uNzxvLN6XImeIitCkgLkcJrQxo2olsB1wpS2n1wkEN.qWtP.N0ZzjEzp_JkgDaVot7o297hofVBJpOs.fQ3t6RzaSXX9b9qkXAhm_bxxsZ8jBPR7QSaAvO_lWDrL6k_JsNO5dpNOGfKhXCDkce4Rvm0K5.X4.NllbLOhav9GBmgxc84ISNmb2VhrE0ffjuZM7etxdmBpVGB1X4vy3ZqNxe3p8IPgE2jObtp4EaTgyQB5fHHTyFKrHYxnm1j3Wvjs52x9ing9G6ysJK2A1PTEljQKDPk6Hf.BAKc4cXnYKP8MikRX69izkAciBtndALSeUK4h6kgixC5kADiGQYFy9ChpDE9pHeAdm3c9oIAsblLPfjpJpuq1Mc1nZK3zLyLwA8U5BQgLVn0DpJ7vC8MARfvTUQBjdYK7FUwYHWbEN9qai07avxMKAeMzrylsF2PKUoF_KD5F_nJ9NkgpYMUKQ9mhXrZLJZ_chiBzmRIg9UmOXF4IuNt7nj40QYo1AXUGtueC3iWDuANAXFW7UtnR4whP9G14Xi_zzCgIhoXQHlRfQ1rqNE2v4Nzhb5l3Ds_mgrYNU4Bxl6Blj5FF3P0JdCCnjv3DOi1TBAuhb.da3zUk4EEdJcmWAEjrfeJ6hFi479bIXxqZNmwh4s0p4NWAUwNAED324_Celq1RQC9gvJOk2C6j8CpkrU13QDM1Sb4xhC_KPNRu16crx7v.LJ2E25Hr.Q1xs0tmHMgP71YjGeJY.IOFpxROA3IvlN24AfQztNIGWU3JBB8Xc8rIM3DPARf7oj46v4snyQAwX2DeVHWWvgE8n1q._EtDiSJvoY5ANjBTXNVzCj6lecCmg_qIjCTfEKwEiYiKrefn734_ciEZS.jyghBMH7PJAm3vYNNbAA6iKpxfj0QIokEM9ljSwQ6C3Ivo2klL720dpA1vFarFy06UmrfhlujIrCZTgGZd7BMDibOVxkjffM2LVgQt8teBe6D2EZbRXqGHonchQswNuEttUS2p54r1M3C91RXVVxj4uP0y4xsgSvx3fluQQztcApEL98pvZQO1puMLodyB3pVQFKLTKGnbdIc8bfQ6KJlIShWlbnUYgTcbMSyWhEz3ZL2q3MEujuDG_jir8zOGvgONpyvYpDuMy2YX1YUa5kQB6z0nTs.fnroLn8qYg3mf.lo2IziH3j9K_6cLnRKDpV7uUWTS8D85vQztHIhr4zWlUN79vFpvOGLIlNObbSczJTSi9hxoXvfAYCvlf9n1DeJu.yCVv6OZFRjSjB5GmGqZ_i3zj72y9CphsBwrshVP0VhDYLdxJGZrXg7QLjm_9H3A.6Cd.SmHVSm2bztDZYddOqiorclr9f72k1QUZUcAiieyI5uTGqDBLT0jzVWY8.JTiVrJBHl5tfJhYuugiYFiqpHARtntQfMRfI9p1mge7ry1NhstZJ8y1rXby9qLhAoPbCxb3S4VxVgMVI0wmKb9ZeWFudfyMoMa3YJsVjzJbMofL_Z1pElgkKqSkE"};var cpo = document.createElement('script');cpo.src = '/cdn-cgi/challenge-platform/h/g/orchestrate/chl_page/v1?ray=90f74cc7eb9fc99b';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\/1097685432?__cf_chl_rt_tk=c8bS_blo7DQ6EIaL7FZs4.vTIKxw_zex4N3V118jnX4-1739140184-1.0.1.1-JmBtshxGSoAh9Jdwc_KL8n.q7f8gpuvJFcmQPDeWmgI" + 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