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-287270914972.mit-edu.top/post/3490257681

  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="360"></head><body><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-287270914972.mit-edu.top",cType: 'managed',cRay: '94b00dccdfb3073f',cH: 'hUGO9zMDWkrCzLzIbBxybeRvKsW_XyhN.aRxtw8BFj0-1749130533-1.2.1.1-M.2PwmCbBpWVKpzkA7WFr.F_uGQokvz5lhnmJQf6qM9Wnl7mwqjcdI26EudX_MWS',cUPMDTk: "\/post\/3490257681?__cf_chl_tk=vLe04QaeG9LNTj0jhkhLh1fVddZEa9iirBn30uBUx9o-1749130533-1.0.1.1-xMk5RLE6Ut3mNrHG5muik9SSwfzsgNBloXIoArxlCCc",cFPWv: 'b',cITimeS: '1749130533',cTplC: 0,cTplV: 5,cTplB: 'cf',fa: "\/post\/3490257681?__cf_chl_f_tk=vLe04QaeG9LNTj0jhkhLh1fVddZEa9iirBn30uBUx9o-1749130533-1.0.1.1-xMk5RLE6Ut3mNrHG5muik9SSwfzsgNBloXIoArxlCCc",md: "fIeof5xX20f37pPne2NkYMJSG92fRA1RhX1ICCFKW38-1749130533-1.2.1.1-w97JcTahRIa8rDcSiHgpmiMsfxf7aLpDZbTsszF6PRjwxTOXYCHBu_mOEc4DEGZQh0tBAq0SXJwEN_HrgpgsGifqoo57cmQJVKXw80cReY_AqDwW.kVplFkzibJ9UxovqgeKXhRnVBM1FCbGHHIeLYOOQIy1NKffaxzJBGcda2yLYPcxKAEidzhxlRvbcjN.M0KEYuiyiU_OXfIpoiVXTRxd2XJIY0oIqgthSYsRjZFMv1vzTFjROOWvFY21GPyV0QpKLYZ1_RUzdXdKK2XyAxDb5bUn.H_rRE0IrS_0eCm824n928B3ULSupSIbqRku.UpFiDavE8QJCwMehHW5idV9GrRxn4dcv9fudnaKT5BIsReko7o98YP.d34byVtOYojF0n.mnAv5HOa1Wmf17VoJ4Lw6d8gOxvoGs7B9CpgrHEdYpGcSlUJG4Q4xq.kle0a3QsjzXKXnFg7aWbz3tQx.PjZ3G.HDF93kXTSR4Z7zSzMKHE5eRm7XGuhfFy.FMVjz77pSRA6kig79alodVoOHWxsafJcPqDOMNVIbjOGAiVemHtuVJUSQRZ2VIJvp_WFzVhoyX8Oj5qNV8f4UlwPyPCI4ZXQs11xcT_mD1QtGLsiBx9iZ0dEG_oaO3zXScnCcpQaOvNCwj0p.I9_EwLp.LRs2znrIk35PJOkzQ952GqePJn8TQ5Z58_X0IeSAjqfkhCIgw819kZGn.5esoFyowNhnmw8AyTFOQQYjuhBInw.Ip5ieZfpbSFPRy.zjekfJ6pQioTMSAmsik.Tf4FiqoAnqb7ESH0TFrCpNDq0mgbGEEf1vHrec9C7HcmdAYxnhyctFRzBDdK2VkkmbZw",mdrd: "QLCcT2ropFha3XSaiWizwoJ3wk.SUTDSMXXlCdHAUr0-1749130533-1.2.1.1-Yye_8rSz2rrTz2PG99il4BcJoIWEtAMqljJNgonqYketjLA8TyoVcMhB5eyfkfxtAUDhhLAR0pKmdKY7PRDcMdQ3IXyYFG2VfdIGsbZ6GPjTUo9BZbK0f.cCkAPqM1Km7YhiUXGmZalCXv3drmi3GlLjwubIfew2WaXYGEsuFtvDZFH.wlD9rTjrKtWYyQnCJoZxLIMi8DH1h.lS.1SYQQF06FM6cgMfvNwwwSljnsEbapnG0.KD327EkLuOUaVAgWvyTcnF2neGIFG66xuEHrjUeyyfjIxEd2GkDsu66vjY6txx8yAZAFcw2hgze9sKImUKdZCyd5HbSxaIUHKuO4cTBcOeLTOuIB8WcFk_VjXW_hepuvsbPPeBVzya3dry0S2ZGHqJtCAtG_be5L38C2Rgm8RgV7NFaxRA7c4kAV9Gs87NwO3f3ydMai5.IE5CBeNnFRaL8IFl86Kr4LVhZN9F7Cd0Kir6r7InjqWWf4QNOw.GV2EcnuV8IEk0Tx5vb9iKMU3dwGzIG_MINriUkk1mjR4wp8mfAuiFERTrgjFczFX70xnqGnYzE0MlBkYFgHRtKZlR_czxvJXz4Y3nhkgiu1OxGYpe4kALW.8zWTBwzAUrjx0XSgNQGon_m9arSAxU2.XZJvcGIOOCvlBTTE405Vo.xJv2BEHxy7NCRSwAxUqsDfqc.H3.OT1OatAam8M0vhwqVrmzCfmCMiMg3pqOO7eqltQ550Ca._kDZSyL9Td7Ax8HIibnE9mAvX2N4BIJMD5vLyCXefxMTIEWZ5uNN75ZpC1HkBL85i0TDKLNPvMngEzzdmDqwPgXb0FKnQBV7ttGhGdMCZ9AnFoFXQPdB9Hwn7uXAAigmUH5nD6Ppmdk_2AoB2jXlvamuianH6eme.F4PfVfYHOv.BYUoBch4lvt45NRWwSpk6PdGLDWkMngkg.5vEMlNazy0CJt4aIZQZLbBvv8WKcqpod23s_OJm7RS5Z_DSgjCrmKCOGb__tov0VmauIvVXaLIjyYlJzrd.2FARr3oKDpQxu0sD0MiOdy72xFhmagW64pSX_qqHmSg1y1bGiHFU0miOXw8Vt8xJNXDK2I2SXFcyHVweKnB7_qaFY_5VH6I5BKM.AtSrCom5PxBvnGJQRN6r6AzCGtSwrhbSlXsxYB3wuEjRHhyuLc5QmVaJoAntlccHOiMkLCOwooI1KO8aCrkppFkJHKd77lYeK9xe70Mpt_RjF7lbj0itueK7mBI_uZBp53OzQckdOljY9iUQmuVXKPq8DfgUFM2ZguugFWaLKDjG2rsirYVwpeh5Q4GK6ZxxY.mEdCdSbcpVuMfAGSlNPyZENwrS4nhMy2VnhwePMIRGwoamEpPdG_3Y7Y28bcA1rhY2cj88agiiM.ANEtj.ben.N3ON2rskpTcYeKfeL.2dGGeYXvzstDPnSzbs6xQ6BfvVQu02hhZEEHFIzBf88mmUnrZ3LBpvrW0EyZHBI9tm_GDPB6WKJGSr6bMO0XWpUkzjBWl5VBE.lYnVc7ocHExM2KIHDEHp_SgGDxJuPc7YQa2cBpzJnH6jQdGjr2mIl1JiTltIrLsbTOgr2zg39V5C8iLgPneoswaVUStHvKbJMXf_FDBX2PL9bppkJVGyza9.lmp4MpK.EeQ954ECbxKuPZ1AkQ1UiIyAAV6jJAwapmznInGoxzH4ifmEK8AcqNhWgHqeC8Ilz38XRy9NHITtuQf79WOWfSCz7SB45WcT1n9q3HEW9wwqEaQGNTlGah9Rk5pN0kCpKVYGhtuZhgJcjbwpj6bejSTmJNnd4XXQiGtN29yMNA6EG5V8jiluCF.79laymRPorGXaoFmpXgLVuHHQtVoazNc679cr_3dmecUXjaPuAVJTpLdpsOo7o"};var cpo = document.createElement('script');cpo.src = '/cdn-cgi/challenge-platform/h/b/orchestrate/chl_page/v1?ray=94b00dccdfb3073f';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\/3490257681?__cf_chl_rt_tk=vLe04QaeG9LNTj0jhkhLh1fVddZEa9iirBn30uBUx9o-1749130533-1.0.1.1-xMk5RLE6Ut3mNrHG5muik9SSwfzsgNBloXIoArxlCCc" + 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