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-875624132541.mit-edu.top/post/6270549813

  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-875624132541.mit-edu.top",cType: 'managed',cRay: '90f3425c5bcee644',cH: 'Zs_nZ.qOrMoP..Ad.Zwe9ci6IR0Ou.oMJEq2EcmEIwU-1739097814-1.2.1.1-BIq_mjNblPgI1RZt8pSFzBzFEVo8IWEBdUNJid9RKKJ2uo6zCVLtQK0C7ldDAqih',cUPMDTk: "\/post\/6270549813?__cf_chl_tk=ob38TWU4GAlZvzMRhb5qGwAWBJuJk6AbbgDsrZTFh8s-1739097814-1.0.1.1-Z8mh2ci28vIX.iQdQLLHg7srpIKm6zrm.mowJFeB314",cFPWv: 'g',cITimeS: '1739097814',cTTimeMs: '1000',cMTimeMs: '390000',cTplC: 0,cTplV: 5,cTplB: 'cf',cK: "",fa: "\/post\/6270549813?__cf_chl_f_tk=ob38TWU4GAlZvzMRhb5qGwAWBJuJk6AbbgDsrZTFh8s-1739097814-1.0.1.1-Z8mh2ci28vIX.iQdQLLHg7srpIKm6zrm.mowJFeB314",md: "xCQOu99hWmwitKYkyRIDZm43LLChEJqO.LKJseVWHyA-1739097814-1.2.1.1-K_BOd3JHTkSqRv48jZaffEnb8pairUvADtG4l4BH1aKou7SDxEKpOa95esJWuiE4XxwbrP8ElYM4qzLAf1PMs.RJU0icBTK5fIe_qJbuHs7POwvrG4GT87.KqCaP5qA16kTy..gOmAfyMIN7Hivs2meQ.08BgBFfW1ME97MFBJ1cnoi3qkQKwjMNQeY0ZWIT3hKmdVero15pPC4Z_TYxS.PrIWOtVQpTRYxttSMVRzV_dGdccyLF3NQwA10OWC6kbj9N9vfIeAao.6SanyCsFY9mJvJxyx1OqpLhSgRJx8JEspNRi_TZuCYRWOdeg3ktwoUPloxco5uPCBswPsTRWU53gIahKQAPpQgk8M7kgAdqJCX8i9KqiPiHAooqoKmeXFasmhMnzv2PQdoQH80xP4p6MBTIRJBbcd0SUtYzfg0ukf6KiKkRwS.RTsLwWnt7EVs6VGVUj7bVFotyxEuGOmD6eUBMaZa6WAdgtcgWnY4TdLHGZMc24SZM58ZaettDxq3n2x.kflyFY0xwNkD24Y9Vp2AjarAFBcSsnBu4OzCQMA5D4z8nVaJqGQ0gdPv.mjH.AcQUrDPAijg8.VBZBujHRjnqgbbcWdmnGxqz90Iu80QxDhwzt7sH_T.LPL9lOVAdpc5rPVcxIxiV8ieeXzD.Jul_SK4B.c.E2_ys_fKM3XCoNjRFb1Jk17Wcjnz7ZmZH.GbohpbTTd5Yff3t8cqgbIzdtlwpcsVRueU.ehzc9dgjR0458Sf324HsVe3Ce7j6twQ_PyZmgSby4Yj9J3K8JVUH8XRYSAiiIuu8qXMeEt6gI4lsYnU273Gk4d1bIUw.ixAv0T1Ajf5oPY8O4RaicP5g6H8GbyyN0pOVUnn1LwrZnaxZbZUuzju3JeRi_74cEAL1hsJ0buQ2RWI9.gDIkj9RXjog5.oL2nqbzGKQdu7_vDdzCt_Jsq_I6SWq3pk0H5fJDfEyCZXQak34w5GF4zHflcoV8XKpUWdrJ5yeUacsJabwG4eLgUH1JKU3NagksEyBeHyv_oCvdpU16fdOM9fByrFp_zipnu9G1grAFPpiHasm4FD0oj6rdQwSszrvsEumrXINSbq1J4hT6rDCeKZGJIiljxjKdAhvYauesmFpmhokY3zBttDDyhWABeKu2TEmbfL0aaCY60jU6PMbelBT9NQr0TvSji_XuvhGps3jCoUKuzkrOcWQuSFR8XoTMrXsHNXqB4tXr4rLB7PCwMys3urz.o_AAFxFU5Pdq50d5E.nBXA4iqTDTOtrq7zN43ce.bBQrqOlQJ9vN2YV.eyngX2P4V_2kSd6DcATzKzA6TFIX6amFEjgQUYYWqCyijEavruHPaF40vkBOAGT5w51b7ZVXN6OSYzWbfkYEIZo0uBZZfHNhK6bo5tMcPy6yGJ783jpHzWQlE9iJfcQbuSHcU9IXoUbhQb8tJfCEqz5cxaSLMh3JWiL4JcVplNIOItSgojcGeBOnLMPf0j1q0w6QmWL46dFISCYLZxm.pZ7iJLKSeo6_GjeXg4x3fvArPG85i_.N4QOEqjrJG3YiF7Qoj96JCHrJlOkz52PURJ2TDmZDvxia_1GN_9jR9ZNkSpkNM1z8VhGgtXn.p4.LLVl.m8Ewhz7.uyKqqkBkUrSlQX.CY7SzbSO75iNDaJ_2idMABGjCOvSTRrTEWx0FEZEBhM7kU3595pe7ip1rKqi3Z3S21lx_94cOzd1MCFTW7bhc4oXHTjTI3OtGoqUBF3HjroZfaPGZtGNJj90hS18YB8.pgTnrNHSmELIB9MQiWwHsT9HdNK24K1EVB4PayayjqZWG6wqawrz8nwl58Lsljw1atwmqW.oFCCECQYRhtcPpD8_hODWEEfvvNml8YdpuEgZ64ZlKZe8yaHpTLoNVly7yb84FuqxzXRSIEu3U17FYKQ1QPLj6uZIXqrX7lBffRseJqnK3UEKyid03qtSUKHof18Zw6GrM65d_j_DI8LfQSYf_3RhCbK602PhszUvhh1G8LeyrrTPvB3htGiFyZEnpAKKfgiN6KuxZIs08Aa9ZfClpPAUUjohROHMN9XrMc0rGOp7_5jFck3KGQW64mlc0DSAD6.HqmFbwBMRhoCbFyfeIxCO2wZAUEgzHwl4ZrngxBx.fc3WMxzU7Ok9rga4by5VD3zdSlM2QCg2TnBa1xpBHxVoegfu5RISWVut6x1Tj2.GNhx3UO10WHDcJYjJ2a27gthHAOg4",mdrd: "x6suxDKirQJdXA6sqHg7s4H0L9YQ2e93r6tU1OkPCCs-1739097814-1.2.1.1-nvaBP4IMBPkV2CEOA2ktcp5IwJH6ko8OsOaodEYEkTI_.n6vVBCm2ZcWJGkzZPwbtWHtCjqAIKS7vHPY9eazJd8AwGALQnpzOB4MJS2OC1yD2U6TOw_jAKRe.q1TECZv1PxZ3HKOYCG8uT5YKHW892wacoVJix50YfhUvRmb9WCbRcdcEHkmWO9pq9BePy8t90n5FXQS3T8rJOdDJsHtfT.aoXBoZKr44qWqKCCIObnSxUofVxxLQH0BPW_qCcPRyiKPjzBy4M53DEks_NU1HfIdDIXwae7R934mCKCvo7NYXOgIvLno_KncdlX3XucHnUOWslctC9kyT6Il_2JjkvQIRbGpwV7WmQT9qWem7Ayiw6IXQrmvGmpwFDRtpuRBWhU1ZsLSy2.gXDKASC4cB18C4gbl12dEFaHdKQ6ueRAanMXNqV1JiQElXgNclKSNAP7hgXT3ZvvYf5RjHSMD43NX2sjM0bhMHVlBtcS5PlMPMGvm2vou93AkG8AZRZrOzuuEmORM0dHTlTznPnIKdo6O9S76tEbA7yvbJ.ea.gRxFP8dednyJtKS0w5w1YW7lta4J5z7Z21g7hZs3od4C_lTeMvTrnpRC.iWCVgfGR.8AJie.8xvfLMJXwzPr519Qw.FqKuQGRobOdx3T8jft.OFELWjGO881EnMN96wyh8UNYPokwLZEnPsVcjksPmcxT967NzboAaTqtdExQjiqiY_.0aYy.QQZMMqcr.K9.X.o.EfYtssEJWcAd3dEwQCJcflC7QSwGE4Gm5KQxhJt3a9.PY9VYYuA5fkIryAt17OoHQ_bjomMqw2n2WLTPKOuVS8m8ywVHMmySpv5A044ghroXmYlrxENvYa3ILxkLKv.3_rUCT5N7vKI_QqslKnKWgG0XeW2_ni0mRk1pNpr2fp2ps2FohbX5n2My2YTsdFQX4JWCeNlXoL9aQ_9zHRwQcNZLc3pixuu7qnr4634Oq7NdTyuCM6psMSLB3hS0X.SvDS4TxPqlxOclPA5PtKJpDCDfM_e5K07sPatdVZYr.C40cCeCSiU2BgcxonIeWB5ArNnH3s4Wr_vQ78N39eD0ofLglEGalknjhmsm1bCVdgAz6fvf8DBhOOmbFVmL_l8.HVyzzc32Dx8uQ5GtMM21yyv1bHtUcIymLithL8nb8ZQoMbe4KLxExEPHKcy.ItZ4O9Ot5ho.md5aQcg17ajsV88.G2WoGAdxaojrGOFgqwsVTBikyl9vkHNKUGNxnjP8Z1TW.EGxjvZ0YsLoc47FRyaE2G5nEqHd_VBkxnJrhWS7ZX3_DR7ObD8FrHfoVdzIACoRM1FNtgq5GKJL4l7O6zezyGFIFuSsIbQBVvbiyW4u3gxzuHr0FswvjEgK2hBggeO.IwGDLiXnzv94rSdZ4eNCztgOQZf1kR0Y1n6muCj9ZyMcoNiL2gn9XkCu00vRTdAFrVQeVxVY.SLQYmrgQ7tXChHWEgxyw.oFjyjyOValGnyLFw4ejvoatLjDo7yr3_WxzobttxM8yrnFAvawSfBDlNDf8d6E4nMwSBilvC78acZMhRCZJu3ARZ9MIjJHN8VeyXoFD7Lbbmp0ApqYJV6A.I7hZd9OW0bn3bnS2MCnIL.ncp8jEJSt2JzXSm7r2HWW8YVFZFBSp8Nx6B9IhKzzbpQpiYHaD.dZpLTtO1ieJRl4xqCL1TBjRlkgF3JiCkiGWKqmW.Ru6YUjDqdATuN8pxfLrmAljIROlIoE9fGL.GoqEJEwzcqCDPfS5AH.TZnFjq.jzYOeC4jkL6UnnHMJeRQd6tZ8D_5gOQTZkTcLmY.gDQUlLIe_NCvyw"};var cpo = document.createElement('script');cpo.src = '/cdn-cgi/challenge-platform/h/g/orchestrate/chl_page/v1?ray=90f3425c5bcee644';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\/6270549813?__cf_chl_rt_tk=ob38TWU4GAlZvzMRhb5qGwAWBJuJk6AbbgDsrZTFh8s-1739097814-1.0.1.1-Z8mh2ci28vIX.iQdQLLHg7srpIKm6zrm.mowJFeB314" + 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