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-affbgunjp.mit-edu.top/post/5693142708

  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-affbgunjp.mit-edu.top",cType: 'managed',cRay: '90fb1488bbfa07f4',cH: 'IPIFgXP2toiMNBJwY710OKL8avqTy7Nusz8rdAUat84-1739179823-1.2.1.1-8T2.bnW6Vbx7lSTnRxXOGzD6kUheQ6iqMWkQ0Eh6AIHixCYcTGDiknaQyVZxpumn',cUPMDTk: "\/post\/5693142708?__cf_chl_tk=XcMB2Jxef7t1BJzCl8F0a0Az9y2AX0W_22rCP6V9itc-1739179823-1.0.1.1-glCfyIytVtaI9X5FhKw6bvQflFktROw_PQ7ZZ5uz4mA",cFPWv: 'g',cITimeS: '1739179823',cTTimeMs: '1000',cMTimeMs: '390000',cTplC: 0,cTplV: 5,cTplB: 'cf',cK: "",fa: "\/post\/5693142708?__cf_chl_f_tk=XcMB2Jxef7t1BJzCl8F0a0Az9y2AX0W_22rCP6V9itc-1739179823-1.0.1.1-glCfyIytVtaI9X5FhKw6bvQflFktROw_PQ7ZZ5uz4mA",md: "4OzYXnK7SBtviLy9bQt9SLxflfJL5Q69XGFm7UfrhB8-1739179823-1.2.1.1-5WIb85gZYD_ebHDuHknrZUrgONt5Ln.lHdBxedRDf5E0iy9xCbbuhYsYdUla2S9.d.UgIE1Qx2GRyHyhFabD.cMW.daT1v7aKpTQ1ycqTR3kuuPcnUu0q5cbDMXcmdS3cpxs3mLyWW1E6Icr5MVcXUoF9_L70o7xGGl3rWdbYcAkW0MHfMddg8WRGfOs1GDAOsr_QdecmgxSnLIW3lFIn4QFLbIAr766S2i_Vp3tYVEuIJTRW3d8h0DREOQxXJX5j29xXj8c7tPLygLRnbf_QEnd3R7q7GqO_l9YMsJoGcPLfbtsK0Q2GYa426485YHQ81zzyHU0ZtLJOtz2thaMK.GfmWE57woGHvPvVmrJodJ_L3E8fmgUZbEGwNVBgo8FB6PCsLSye.xKaB.cEaIET.N0zCaen7d6Surc51iFuzsGsUl_cQS1DH0Alfn4oNNuSI5zYgJSRBbLT6tWB0Z4Q4YH7R9eWRQkhXlS26_xVw.TwXAyD3nW7NLjdK2DST4yFYIo8GSl31_jfimiGsPIYneDjfvYJGzWahBz0JQcZF8GU1mD1.MXPxao8LmIqnAFr_DrnPf3gc47_FEVn4Cdg5S9_0GXRPredG1h9EWRCrcRCHV.lz2BL3VPE5QkSCO0Y3wR8GrqD1Qes4j2_qOKP4yPooldAqlFEqmTgmwlohmDU4sbGgH7Oqmtemc1q_d7A_.Ns9Y.E5J1zrHzmeCl.9sqLq0GOtP1payLVeEMAKIl8tIFvIMFS1MJJQhTtdSxen544OQBfswHrHUWNrqZQHW6zeoc4dB4jk_jFEoYbykmU_wtYy.GBwnNkvtSEJneu2v9aAaAl29u3syrgRgPNwo_WDEMmwFsUnevvFhs.StZmpGKU0mW1muxrOoJjyitGEbKrveA8.r0XA1fXkBP5siqh6qN6gmPAbeyRzBqtX8Nf8EHSsuAm5EQMvDGjwLHse0BLdk2m_lnfb3NLd7SN.WCGHn0WOwORHGJKkFjLCUeVg60QOhKKEBWlYBh34JzOIAky2EI_D7kmlJocBeZe6t48UItWzxrkAScX0lDAH8YBroNxcHHouaqBLKgKXQ7SU3_2HcGVL2s7G1wE0WwrdKlFyNmiS69Fsjfjs.7CfLJdwUDYRme05QpIBidRh4UpBhNPrasxhtJLEPfPSU6tzQIj9tBlUjQZWHEcZpdKa5Br8erDhe8eC2JFjFE93RAIft2vl3e_U1YHXWEtM8QL_u5ig5sNcPVUG4Fl1tQXF9e1joWM_30I.xwP0UQttdRpY..CgAFM2x3cdrfwSPH5E6hFeXbWSFxfCB3uePfYTqy1syX8AlX3Cvza1XBAvj6DrfagZ9j_Nx_Yw8S2Br5uatQRVGVOYc.OWRwJB18IS0i8V7TCjTbPO8EXE_201ixZH0wuQnNWSZfhPr_iqC1f6_lUM4yNnQDq9jyt1DqPlurd2rNry8N5hJye_okDRBvWeJyMrnvyK4B4riUi6UoOWOJMJZMbiGms.Sh6uB0A81duaY2qPHGNP7KpIJNHdwlpMSV7FVbikRJJh5RzJquGGIbeT54tdcrrRy5bJAfEXNTTaFU6LvCYR1BGHXShq8.SIBvCNgaTuln2YlXMHAxzFTZO0AhU5axiGw11lUzlQLk1gpbiZI5eJoKMQ.5DZsRBa3hDowMIhankn29mKl8kprW_62yI2m5VYLgG2iB1og8hD0aIumjR9qVS8CFB6B.jBrGt3Kxgb5.0iRkpPfs1u_WILcxyT4dsUoQlIInmcz.DHIE63OMPKLjx4Z_FThH3ei.jxODukSquLNsLzK8mSKKSIRkH4K9Sst1xhk._2DcW9cyl5tivsjYF_toGO4dqirMQ8tvpSLuIWE3k.FosQlWs_hUIoNuswkVDP12tW59WNytKvCMEqIFM.sBlHf2JEo8.3GxLr51YYoOrLQJ.5_d9dsaTPEs_.9R__UiGvrxVl_j7mS4vyHQX.1FdasEW077GjgeGftDxXPNw2y7CMdhxYbhHAC973T4jcM3SyrKncg3FxW7qWYKRgnNYLDqcwbYL7a8Q1R0MY7unAhZB3ZUOm63OijiLtUwT8VobWFb3gNWz9_JRweP8auw36NgYx.zNnExpHrdGYSNfblHcQvz27gClgs78JY0obYTg6e3vi_qaWpJ6JCWe8k.p6OAovJbCc388zdtAsC60ovJ1FhxyqHmzPdT9aJw_l0ziGzCDcya.VWSD8CcxrpXygq.",mdrd: "TO2z7vMxhacfCA06AN5MweYDip2XO_88slv9zXxYtuE-1739179823-1.2.1.1-_baXJqZWKcseOh6kYYIk4fMi3s_CnxRn1sBxILSgtmHcniyFkHkruKRNs4yJK6blGXHV01UMMs.A4QzgucGBIFBAFMABqVcDNtoTUJ4Oo5TKEE17Kuv4.hOrvMYt7wca.v_HNykFQUCEHCqYQimP_vY_GFDdE2tEZwmuXl0P0Mt3n3vwu719068eHJ7qSnBs6KBzZ7ypY_LaQDyFOLptCTPpcIgufxUx7ccMPkDi9O3AHvmh57KbLUzuFxZLFcIovppB3U35UjZPIz31IGgmklB3REVg9FuQR.5pCT.KsbA_fMt8nEkxW8keJJb8wxwgwZdulkTBAduEdsX80mBOVG6uthZm8EJnTBwkmd92ekBaeE6AdANT8lpKI8lFh.2aplWC6CxWOFr7CjpPB7NHc4_HTV9CusBE0Ced_sy55X_3Z100L7SCVJBLBLnO2leeZFDJzKqHVwX6ar1RnlcxFu1XScK9DkeAGt9uL03l6jRYu1OmeT4WqYJTu7OE7BpoAK.eH0aIHzrWqFbNqSlr7Nml47sH9xhq8ajoQcnU3_zJI6c5g416NhgfzI7iBBol8ZdVyOAiLXPWzfdek7n69K0T6dBl0jEpy7fBGksNgvRQv3rhsYd787ThOz1KbAUwA5cUDColk0bF6d2.7NOD_s3f0Cv5sY6XTuJEDLjZFCoosvg3tXeiry13w6EnJOkT2.Q6Qmzo.ksR7ZgTGJ5n_ruPFmxksBRwiOILaDMjqW8e_GW0v80BDZc8gUifiSrfcV0K0hgF4DBS.9mabWS1PgfeRTP6mlfNmPi2tkVcNIj36Py1GoFphmn1YwA_VrSOme1wPKi68I.y06ROSVAp9lzfcGB0OEESqe8y8B3LM8sx.f3zaYGOuQ06Pf0dr.HQiVolaZn4DtNQwP6YE2865TyWGJxloMDHqnyNjZtETJmAVQzdrWXm5OSw97nu_BxSa155WRhLOMwvtzObT1qaUrbuUpWw1c51PEPIJodoBDe0KBeMHy1U6puL4TNxuSKB1iaRCau08f1vJ8Y01eIVPmzexsnhQqfqGClsvGMvJ.OiVZ_zrVVNMmWmvlXQ1gZupGd4CLsMir.7xn_HADqsGNkOI0vp6zhrKwUo19Jtd9RNLtxSrZnv1ql_R9DQYP9ZzMvr8O0pbt3VWzTVnrJlk.x0boSVAxyvu3T1SLECxfslM.vg1OmuPgb4i3CsQhfmxr3jqMA2VwRIxWsBOcv4HejeVbSR6HHRoXd45xH4.I9dPgcH_vx942Dr.LlYcJeotIWnKui_rpvWnVqTX7nKHCB1tv42E7_TJ08sHf65NqmykrgUPsIs89sOKWFPSsdGPscwma0mDqxn5M12ETdGAMVfFBihMf_Onpoaes88u8yorQb0mEmfxgd9QyZ8AN1etZeNftAy2Y9HysSco57JGs8wayJR4fs1aiAt3GAOurbgXu8jpWbqFMOaEaGlsOFajSMgvgik_9bg5h7uE0MelH5FJI6aMFWO0zPBvRPopGuVBunfoCitqpGx5YrTXoZUWx1XQPMRvUt7vLa_NgpiYECKv7O2Fo3y6lmg7ShoWZtCDoSjdzz9ORV2EZwC7_JkCfVCw0s5UwLb71v61bfm4g55MNA8nwEsmBQcgH5EneZb9cNjGwAJ081p8mIM6heGIlFpCxsU28QT_TeXDPFRKZhg2pZ2yTy11zJfZJPm3qqcmMpStJ2aAgkn5jjSqoUJe6ThA7OA21Y0fEhxYAu1ihzeiZwvVz0CrTkpUQ.bnhGQqGB0ZK34N5KGIiHvmHT2KyU3_E63HH_VMwPBl4fc4g"};var cpo = document.createElement('script');cpo.src = '/cdn-cgi/challenge-platform/h/g/orchestrate/chl_page/v1?ray=90fb1488bbfa07f4';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\/5693142708?__cf_chl_rt_tk=XcMB2Jxef7t1BJzCl8F0a0Az9y2AX0W_22rCP6V9itc-1739179823-1.0.1.1-glCfyIytVtaI9X5FhKw6bvQflFktROw_PQ7ZZ5uz4mA" + 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