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-850013957965.mit-edu.top/post/7348519260

  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-850013957965.mit-edu.top",cType: 'managed',cRay: '90f7b2277a0f82e4',cH: 'iV7N08nuDd3fU6i2NNrKFkTMdTjBBkyH3nobDSnOnF4-1739144336-1.2.1.1-UtXVa.1oe_XER6IZVPApO6PKMjYiCpDa9sUe496pWzhxGME7PN1NxDtJ7CgA_lx1',cUPMDTk: "\/post\/7348519260?__cf_chl_tk=PnXf5cNb0zFntp0bG.TNeDgvy1efiBDaIJa6MZLW0Xg-1739144336-1.0.1.1-jqff6Z4vjYdd.sR8V.V2DHYoVviq.kdjFXnT5p5F7qY",cFPWv: 'g',cITimeS: '1739144336',cTTimeMs: '1000',cMTimeMs: '390000',cTplC: 0,cTplV: 5,cTplB: 'cf',cK: "",fa: "\/post\/7348519260?__cf_chl_f_tk=PnXf5cNb0zFntp0bG.TNeDgvy1efiBDaIJa6MZLW0Xg-1739144336-1.0.1.1-jqff6Z4vjYdd.sR8V.V2DHYoVviq.kdjFXnT5p5F7qY",md: "6QSKDJ35fAy0caSsskyP4tDBsyB8YKq73pkr7t8Hirg-1739144336-1.2.1.1-B5K4w0tJxDo.apzYAwW3ylplE6pQkfiDa2mb56DCRz9Dg1NzyZWGrDCTEyCUw_walJopag7N6QxHnhmfErpvLGJfZd8A3zCsYQ888JVlZ2jSifoKlcd9y0sy3sSNMQYzGLIoqbTyfiXASBDfqxFcjnBjWh7aTqL5SmFdQ5uOZ64Pj3I.TaRUIwHjfltoFeVsNc0OHT730ygDLHaRBJEW2nbxWKNRWbfOSJDg_RZe9SMJPE52Yn8yIJvkV0bndrnuZpfcCIfNENuScwVZ4qpISPsaXe5n6fD3MvuB73_GP5p8aihi_5EPhpPUeE06CJ4L4FRjKFQEpzBncA5fHdNz9gYHl0b2k586Bjgt0ER2YIqRrJIDNefPi0pp2Ko1V9euMPBCX2yfkfKCDY3whipA6dHEMBlpbMXL_mOxG0ut8LO.DrFWaqAtZtQiPUVTgaz.IdoWIUuXypZsTRr.lE2qnmH6zdiu4BbQPOQg2c1cIUZMZ4TEqBMSc0OaR6bEyWcZ.3AKCFbsweXjA15PpMpGU1hN2YbZaLlWDQ.YFQqKSOGIr7bU3z46C3hkm8tJzPYVawajGkbjWFZBGZGUKUolNHon8fh6UtdWRzaIAtJbmHkThY5rXQi2UKrKGL94t5Cpkp4ZWdmhVjuRIxl.CZL2I2oyzgysYMwDHZUu4wtbW.Zx4EJLN4VhICGsiGdec1DXyKmxAqiWxJLqxYBcFovNNZH06NiskGoFvAup4WHCffafvpP41DZGj42CJAv4IlDO6UuNdAwVBBLt1lfOoc5TwGsMMIiPwGXf3gKZoZdK6dOwSmuoivn15gfJVraOktJvMVIlBxFiZG53hITc.kwlMz1VbSWMj0lVQrt9BF7jIp9sT1mfoZC01q_bb92AkfyzuIo2Pz4gWTlW1aV5b5nY65AWbmZXA.3w94Y3JAZ3Ctt8bkMiWXAXws9YTwMY5x8.v_oyeOxfg7x7jO8RQpzTyClwrBN4Pu9Z6KagFs2cAGwWlgCUQ7XpEGIXk1y70uW9OFIjUzzI.7YjEg_lAsAi_5CYrhcMIBYxCd3PfjWNhzMoGeZNn_RpnQ4ODO2AOTXjhrjQWSxPRXhPJ.wiQe86Xx6i86MGALrud64111fUdYmlj.qhh3rjEl.E5UkS9UZp1r9Sd0XXbHonzb5dnuoMM05HchU7FebADQFc.ncEEFxM9OQrAvft1fx5WlNnZ0Vz3UA02i.N89aopKVjsduqVsQg6FJ_FmrDmLVHYxr.TvUyDkljVWXwgHE7BeW4MrCP172VEdju9LL8fVyZyVyabroRUHZXuwfeTWDs8WLbgx_PgSI202X7TXarIED_14LKnhPCNz5T9Zlp.P3ZdRmBfjkRnPARDKXC.V5nH791_gya1AUjpkA03NmfPkmB8_CGnED6SVSW_EIRscKBRtuI_VzGFwEPGHCMeRf9i_OqupujLJiNBUl_AL2VQl_TnLdb1V667QndqtxiGgdjXHTpjVSNdspNmftbOyAccEnx7d8Nqg3W6ByiYFDOHQeEzRTlLhFx_IZOCcMeG2eYc6GLt.Wcq7GHfdrAucNHsWOM7BBglyy2bRUJbDlxdXB3mS0tQ85XmNtxLK6v8tySgHK_3q94CoKSl6vlUUJBfY9.bRxewDZP2_xjYH4LTaMMKtYY8BPOFIsqWi9RGBTV.optx4R4PmdpfffM7VlEak1fzzIa77HuMUtp3an8TvIV2IPzd5YSDkctnxrmd3kM97DgCQ3VxwkeXaLGTKVLfHv6LzV2alnZkSFAVQEuxcp8K6JMQ0cf.oahF2aSWEt8i4u2wbecV8yJgLkqo8JvNhS2hIeHkzVmIB15.F15TOUB_7biD2OTAnKfFRVXOY2KBndS1kuVYuMn5I0eJuvADVff6kHxLBw9_pz6TFpzaGo.LXEspjT1QjAeEDKK56cHz7TZALJG88ZtjJW8lmB7hkGO_oj7Yvfcb.lb647n9xTVXNNYBs1gw3F6h87ukr9mU89gSF8jTmY4EPXUzQTicLxDHZERVCqk2N07_2DNIL99py8xfznW5HuBVqARsyZp32NRHPxfICLf5aI7H3Hm1o7DMkAEVWDttScR1nwJF8p3wgAiJzG0XvkYkLnIKNuKxpoY2bKGGDe6KQm97G59p1_rleGLbxZ.9OwbQVaD6xykjOVJbS3TIpmLHceOuQeRhHr7SaEox3nBhQ8pBVPGy.Y5h9e22uKjyScehvZnlc8Xabt5",mdrd: "0kmRfEZg._UtkX7ZUXZ_xqOBVneDCXfv5GI.sgDn2mo-1739144336-1.2.1.1-A6a8r3IAC8Cusegog9UHDqf_T2K5xzaZ1UIE1dZBWszFPXEGk8y5DSECU1quYuEctGRM4xxs7g.XvK5VMFHPPSCwqVBuodeVfKTNu3ulHbz.LGgbWdBm2e22YbRsGqDi.vN_pyhkRzRrKcA8NFdVZHdtwFXR6K4oy1sFuq7K7tQmQY2ihhlt18LC8X5GOZqxEpDHg92SXR4x2Mk9L2ggSm_uFvAy4H68bNZgeg7TV2lLkqQsx8D7.DiE4YzNuh.3jXrFopw5Hy5VmrOIU0FjJWKSsm6GclwGFb3I69dec9oJB1hxWD6kpb3GPNhnE6dMXD_iMhMWyyx3jh3bW_W1InPYIYDos2DGRIdkZ2xtKZglStGJBowo6zPAl7Pbu1ax3gBr4IVo8pHwMlqKh8qef8fOfDtokk5gj7qtzvaN2atSKmWy7D2CeugvHt5XucvLZVlRyneY9smWrzn7.RW1iljoCkAMQ2OSc32dPR3P0ML4Cmo9j4u3XgrhPV1kYCqSyL8IPLAynDYQC9WToGTKrqhmtsR1JWA8On1y8r02mYXq1bpLQ7.AClWmpLuUyl5Z3qGAYTV4FThlT4Jbpuve.el.e9Zz0kpRXph644Lzy.yRuCEsuxMDvuUZZbjldFqt3UF4wn3cBWX9DvfQRxar37AWBMdAN39_OsgqpHfMqsx4MtQK0j65T8k2U1uz83LBKUWjuPA8Sl_7l4yqqUuP6fZ06xoJqKBWQST8Nrqf6NbLJUOB9zDYLOUikSnkzBxKwuOzenvp.4Qk_2GM1YdOxbPhu.tfLF1fCzGjq54unJhr7ojCzNDx39X8J3bBOI_r98A4V0yIO9svEzYVuk8.GnaIeN3fj2ggbUSAstAoz7grENei1sxzLXyxQjdn050QiYT_MGba.vqE0eLJ2OfcQPbUK8fE5Ik9Z8pW4mI3r_94o.y27pZUufMrNcbKPvqF8QNSJwEOKHnWhjqS2qP97lXf7lIlFh3yOrdp3Mal7tQl2ZZ7prN9s0Xt9LQ7954ExwWh2blMEvW5eG5yZcSX0_flxMPc75Bdb2HeblUHuP41mXEqJDG_E9VyMa2bfIRRk_PGeFPiELqaW628cFwmK79pYABVdLJ5aQ2UIKcgIJRW1Ml4ljk80p6CwsTkeNcQSofS3Gvbq2er7YdC.fSvWgKLSdCpPz09QlRyp4gnrGeIsnJxrxYRj._odUwWLI4o3Jd13TPCBP2fMuBEiVmES7on0zONosIvwvAsonNaYzWlKgMkUGp_mcnlB57XdRZAvs9X_iJ0RnFjRBtHUbhSOEwxqpp6TJXrsGtWiFF4jB8VK_pGe1k1C3ddoPbVXF4mAG9bZ9UxVMtmwjj5rJ72wc_5A_4zHAsdQF4KLY9pvK4yRVXsttMu37Qh4fDIxt03DII4gc1HK9bFAjRI4GztEEvjL9MxATO2IvAD8LUOjYA85YgXg.tojDuqo8fdwRiSQG9WqKs99vkDKoB_0Kb_cKfuqTMbSpIDNbETgSSeQzRY43NfaX4wBzlM5dfBbq99nvKUEKWXtvNmFksNchXOmbqOXOT4COc_zNqZNMaeP8px0_wt..1OrLBQUP84Ljh30WpQOnQiNUfG4YZY2by2Jh6sR_vYK_sBfvJrmw44KaeI3Iq8185jMuKw0fO9GTKfLKlYQmfY..mbzNx56sHmah3oUWRng9D4CeGoekqNl2u_zMNLgiSoDwpp.qskoUxi1OXhBK1TnAHOA_vT1cFJOpwynrQG9Um6qctrVJhJDVTdGy_PPa4ScW0wr0THyPZyiPIF4pouxedmKmabnKj_AA"};var cpo = document.createElement('script');cpo.src = '/cdn-cgi/challenge-platform/h/g/orchestrate/chl_page/v1?ray=90f7b2277a0f82e4';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\/7348519260?__cf_chl_rt_tk=PnXf5cNb0zFntp0bG.TNeDgvy1efiBDaIJa6MZLW0Xg-1739144336-1.0.1.1-jqff6Z4vjYdd.sR8V.V2DHYoVviq.kdjFXnT5p5F7qY" + 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