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-187564317990.mit-edu.top/post/9215046783

  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-187564317990.mit-edu.top",cType: 'managed',cRay: '90f7b7879cbec59a',cH: 'ytY0dAPsNjF0kFPbFFBW8UF6tidWnNXIoEnMKA5tQPk-1739144556-1.2.1.1-bfSSu8tGMZHMbikW3wIAptLtSTzulbVbJPCatNtLF2TVcNqTY3ufrfMR0y5iGRDw',cUPMDTk: "\/post\/9215046783?__cf_chl_tk=XkaSekJvelzbiv5nKO0ncHgjeVL0MtmTQ9BZy6LREq0-1739144556-1.0.1.1-BuXQGi911a6So2GlRAZJRKndMWxKSyH8fd2DaxRc23c",cFPWv: 'g',cITimeS: '1739144556',cTTimeMs: '1000',cMTimeMs: '390000',cTplC: 0,cTplV: 5,cTplB: 'cf',cK: "",fa: "\/post\/9215046783?__cf_chl_f_tk=XkaSekJvelzbiv5nKO0ncHgjeVL0MtmTQ9BZy6LREq0-1739144556-1.0.1.1-BuXQGi911a6So2GlRAZJRKndMWxKSyH8fd2DaxRc23c",md: "TWimtZtt9lxv8I2.QdNvf87SoxSX_snJc_zFkvl0grc-1739144556-1.2.1.1-jJIWgs4SRBGlwX_tAMuKtoJGYmwxcN_nD6gvC2Jnc6irUM3gmrZcvLZlVFjE9xxxPd7o01UNxhnWY6FJVx1X5AC_35XGmSNGJG6roaZp1kwT7C07uvkmXYBBiFNH4YCeTfFBHeL0uFL_a9MobviODde6tIi_VyUujTtapllIkEuVqsEhgp37g57AV_7rTIvc7LnupkkmbXX60l6s64xVAeJHopq3Xuo5fSyvOOr8kJ1DwS9RFwxQDfTHrUKT6I4ecUrIMPBp2MNpU5k8Cflu1oBNusR02aq4FYJStG5trDP_mpBBllVg2STYCSDvCSIoURpJEqLlReMcXii0ffjafCXqG4L1WusK_5mgylDgutDv82Xh4CdBShbbUHQ6Wyak426G5AIOkC.VBvyo.ZsKq0ocZe7gtBP8OcMm5yItsHK5KJ0Wk9viYGfcV9vBgjEct7c3QfH8Ybkx3ziMiw8_7STTRkWYqhAWDEvn9H9TOMhBIOS13eQFIW5lOqu2p6mIwgHP6vW0fMYoYXrvdeqJFDIbIUhKhFo43fMhKaJBQIIBQjPF7jpfkmLWlwsC2hM82OjHoSQO96qU9SXgDie5ro_xZXYs4ZanvL50l0MKt6xapGa0hZLK9xPAGWgBGTp0l3QBAeWGXOkmLgHVoA_mgfAWQTlVb.xN0GjOqRLmPwHd80591lPzJ6d1Wl2JcCybRMEMr.uHjeqF.EfjHpTKdLOQk9C2v6oFI.43MvCDL05PDnH.HqHyQD947eHfuDSj0moNn9uGF6XQUN5lRdvLS.zvAZOkrJXrCF0C77iU7Pdbj8RhMyh1A4pCj0SfYTYuwuhi7pl92UW6W47I3hSfnr4rgtPTW4tXD2Z8ynltQITA9kdfE8MPNLz37CjFF.R7GtAnAZ0Zko9zMgL6fnIJ2f1ITCYuplctv0dCj.HQR3oDjy2FfqhZeQge9J50WBdO6vgiIiaRs3sDHfjhwstyLSK_OBGzSgugM5rEeuOslDxWVcMBG7216IpnaTZvq4p84diaTt5FmZC6tUCfdf_1M6mD7bREW33p8N2QuzvPCuVHbbDQepllI8BWOjcibwY0Ih1Ou__w5Hjegxl4ecBj1Kru7PAw0vSmKjAZx8xs99z9Bx3FgncMnMtYbScRHQYZXtb.dnOsdk2.BHxW4NaOm1OfGrDPloKhwQ7GqQCZ3P2wj_Ik4XMng_QBVlcLNi4pR6Tx1nVzYtyDqO9ekL9EXyGNneVtX3pO0k.QgfVhcX65qikmiVfSNc87EcCczMf_kHtp1BTEEXlWrEJJqFsmJFp97FLraWBipksUHRX4UlJcFup27XUgtawJsuqBTunaOpTMIHIXrd44gOnW0.PQqHDYkK9FiuZnnPTl3tZlfeAsmma0VOLlKGXPjb08Tf4_BtctQuEW3drZxf6pRVCnUletS_4elFKAXJz9gNKQvBRDljeXE5yMOzoxp.7zNjKFqskpLURUM1XEoFpLDA4yb69tASVGemS5XMppRWeVuqgCAh1avkOT4qDn9XtcD.Bgxrl15xj0AHdxbgitHln1CsvLYcM8w1DMyMuprqSXOMya7AA_4UDveidm0FROrXZAQ8JkFD3dN_ekS1iNiYYCpI6uHJVa1uifjV75BOoAv97VFSFnEDFRXpBZTa5qPSVL6jvhGl8JoAC.mh3mtNsMDj6_Edb6In._wcKxaNQ71dQyy4YUAd85NWgjj4DWOV_dhp8_ngbcf.nhgcC9zGoVhb4Y8hcTNlZVd7B5r_JCx97rVvo3Vcb69EwBGTyZ4Z_jbbwXAoYi_K4FfTxZQm5IZR1uGf70MNrT4p2RiMRL7pFNmK9M3IN.q3HTLKC9wIAFJ8IWpWwAx1NuCekMFR4LVZ8TJSIa6KO_98GI5Mc12OdF_VtujWIZ8qxTRad7zHje6z81zz_uVxAc0_WzLQv.BWy5oNWer.r1lgW6xZdIBYhSVzNezs4hPJ_LE5XpwVPi4.k8PM1ZpQ.SgAGSbd5cGT.mz1wfjQuAyresE9ar5yEo1QEVh0hOk8iIrKGKQBvhOMQdvSZMOf.LyNiznjatnKsBbjJ0PsWxya1RfuHCDRGDEZZg9ldf0PDuHJWILrdGPfq1vrmkVLEzXNC0MvFEyHWX_6H.ljBmUTsO_nMs2jpXmo4Ru6iEqGAxUVvrkVn.xOrCFp7aV5G3n0vyDLyCPfKZUKLb6WQ1A402W2iiPOecIKAonNZ3FHu37kcGMUfT",mdrd: "KdmWChGJdqcQqirlb732tQPWDsu6UPOzaF5dZken1Vs-1739144556-1.2.1.1-J42P_RIeYsu6OtwNUjLT3Q8VJ0r9vMblbzdTKFjYSaRz1_5DQf3aUYTfb7QmBjUq6hjuY.atnMLV5cRya9807OISdqs0P8Icf87eu8ssjvUrPAUBaGoDuZWo.FVGu5XMgj7qstc3f9TJJrjTyHGL68IYhhxKUCGia_jnbdN15sP.w8vxluQ8IFJYXpjXMN8hN1vaOdbRrJvxdIJ99rZaCGmmqP1Syx92AhO9eyKm2gRE6q1Y3xWxFXU0RHIMlqZK8lmx_Ye8WWNszIg6WVcdHnaUForuiSyJMiDvMJk1GHeaQIZeX9ns5T7YyS.QgaCKqKcBD74fmS_RpAaAnuC2KCVmznpW42uGmIdxPtSemfuv2tY2W8_vpKGDPDmgzmLz1rpz_UbKAh96QHdtBl_SReTwaTydzSExoj.8CyH.zOnBy7rcB6enr0eUdOdIa6IJVe8nxUbVwXMYNtQFYCp5HZSvS5Tqi1rXPWl85cjUFCQBLuHozuEWEyeSY4Do.oNFAvsNffSqmFZ6GXCR6HpAJZgBYSNw7OPoITvtDhzeVJPNk_CLERhR2TT8_Zd.0AcvkKQObAHD3uygAK7Ntr9WUrH9kxRRqAvV5JA8fqhIRgi.4CASHxrqwMP19KM6nWoOP3EjFHH5nxgtjy0ZyAoer3AC3t446NTkITWnpoCRhAZWeW3_Wv2xI9cfj1QQLvwqHda5bZsA1nh3VjI7EKconGDDMcn8nfNCEfQdWshTCbEwEdcY23btL4FZujDp1pMk4TfFFATDcbCGSVHw0Ii9vLnGkj_UDd_eVWmYxeYQ7IeT2.eGVe7oJaMjboiRuTa2J8IRm8bUaZwXF25.fZBwos4TWaB13IeZIBqPrXDc74KjHU2QP7ojlxpBfDiVvj3uzJlc8jbnseUIKif2lzESzOQyJKsQ_rH6qB84G9Mz_tNqJmab2hIFGwUnqIfo0e35VKrKma6P2CqDfqqhoLdGy9PRB300Pxgs9htAIIY50SVyEMu.SXo32Jf.SsyFAIU33u7o_55XpCz2iM4dgz6vInADO2ybw7ELlqMaB7tNlOJX9zvVLmPH3Jtb3XG7Vrel7BZeYtz.SE5gI6FnkD1DIFQ5TvOK5bLHXbjpHZD6QQq6zQWe3uPTip_laDfnd9QGv0nH3Vd7UX_BsdHfXHqFLuvKSY6LrEKnqtUJJhKHPMa_JwZmk9qFZDRQ4HuT8uzOZDnHOa4PxA8DZNOMnBGhFVz67PBrR5Y7LviQcITTLUrk0BUnamjcxkN1NdW.kamz4zAzt6eBVDAWTnVeTVqinw.NPHXmIMHjtupstlMERcIR1G.FNjY8ADaMWtoCBcOtbFcvQkOIvmqFw93m5CzTnZSxBjs1LLQFv_b82TKQJ.1Xx5TkwGSqNY0sHJBjo2B7sZf9fdyZ_u6L7Xo3fOK6Evq87dKIO3HPtA_QTDeMsKh.FZMRBrZbK4Tmoalk1DneSkTM2A7IWjMHN_viJO04HPZE9Tlg0uiSv0kJfHvuWHUZHtZpP6.JdVLiJUbXCc30iNXgikj3.CgGzU20MnxaaRhoWTOjlXXBb1N.G_4mbyMzQ0jDiKla43qubw4eFunLi.bxfCTueyG1_jB9mPXoopNQXNK2RWOkg9GFWjzfEwLZYcFFj1Pq_dVTkN09ht67rXu7Seyc6gndG_XbTKfDZRpMEPtC_nhzr7qOEF7Wv89ebHCnPhp4z.ASjKLlJLqUepMjj24vLIMpjpsmNXCIWEpB4W3Tw2tFjJV6rkk7pbxZ7zROjPZN3VbujMPnXwR6349gnYxS0h_VXRpb0eIEu2mkTLv9mSK8AqOUphDjl9Q"};var cpo = document.createElement('script');cpo.src = '/cdn-cgi/challenge-platform/h/g/orchestrate/chl_page/v1?ray=90f7b7879cbec59a';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\/9215046783?__cf_chl_rt_tk=XkaSekJvelzbiv5nKO0ncHgjeVL0MtmTQ9BZy6LREq0-1739144556-1.0.1.1-BuXQGi911a6So2GlRAZJRKndMWxKSyH8fd2DaxRc23c" + 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