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-769901919589.mit-edu.top/post/0439615827

  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-769901919589.mit-edu.top",cType: 'managed',cRay: '9110549c4a633952',cH: 'c1_IrcIE1WkuALOdKZ0fpOPy.hCsw67bGAafKwVb.eI-1739402649-1.2.1.1-RvDHF8CSpbolcztzJk7g2GClDdeyLT8ptkNJumshPnmNIjplSoXhlG0YV9yVecV3',cUPMDTk: "\/post\/0439615827?__cf_chl_tk=Kobz5_DGlhn9EamttHoDps4W_Yi1r6vX8_FKIUibzjY-1739402649-1.0.1.1-KZnOU2.9QvtZxdfE5iprLcRsxmaY7hsZmFwTXdOL1Yg",cFPWv: 'b',cITimeS: '1739402649',cTTimeMs: '1000',cMTimeMs: '390000',cTplC: 0,cTplV: 5,cTplB: 'cf',cK: "",fa: "\/post\/0439615827?__cf_chl_f_tk=Kobz5_DGlhn9EamttHoDps4W_Yi1r6vX8_FKIUibzjY-1739402649-1.0.1.1-KZnOU2.9QvtZxdfE5iprLcRsxmaY7hsZmFwTXdOL1Yg",md: "Oo5ydPioJiQmr4baIwX0U90P90J7MiQoR5FQ.lDMDl8-1739402649-1.2.1.1-10Y2EoaSgukMNBosBodRd_mDFZ2m7Tz1lGqHJXpL9Srb5Gko3HGAoFDa_lBbPRrxIhmX19Ye6yA3R.tI70P4nH7OObsr4GrnKISyeZYHWALQtzPNSCr_hn1Oz5xlHI7hEmYpCSGFjDCYRU.MziaS8SuAEGC64CpQk0cfdNytq.IrjSOE2M8ykVUPxPybBzNFthYFn9J8i7YFsxdplWoYdtlcmvYPXNT4nfq7mCbPnNc5PF7iRCCz4aP.92Ml2inJY5.AHJuJpxBLFXxpWjE8d5pnEtE_s_y1usP0625iXLRhrGZOmJqOQhjQYcm.IYNaDHpYgvHo1Qqag6w5toP4XH6N3G8lJBKktYJxJ26eKGor4FJ7_VHHRWrxsq0XHTJ.uzmuxL1NPvmCHw4xDBtbF70100b_vX4IS4bqsT5E5dM8Bq_eAqJIE0BlfZT2LH0gr5vTI1owXDF3ij5LGgeNFcOHnMTTnUEYggBi0S4nX7PYM.r8WtOrLmbpwfjfLX_1rKkmvg6vaipnHAmk38TCeLzRkYpQCkaOzq.qt3L2fR0tCAgorRz2n31scWW8trsGbeUlvFRoU5EM4zV5ivt1cXqA6gfrVOZ051dMIdb7XLzG8os1_6tahDfe7Y_P7mvnKnH0Lk1x3j6euJ_B7ym9u0DmlBPUXN4LtS0vPWWJl20V.0s0mIisHwU2QnpBanG5TP9G4j82XMeT5l8k77kFCdSmncH99Ib12Hkp3lzmPkQTpsDwvA2C5CX8OfNQCDEYr1YGsTbmaHDUCZT_G4_dF6qnb.cJSBAadYz2Jx8YVItWC6.6yRpe8Pl8pl6xP7J4MqpHCt5GpA_.hwzZ.GIHQfrReJgV6m21WWiv.nE2E7WGjNnBYVliVo_ItGXNVlHZmJ.Q.MfZy6xPn_8x8mNx8xmE9x5nThN66bk1BlB3zJF_OC_gVB4xzpumY0Ey.UZKG4uukEk4Z81jH3njtR2NPHD0HRS7K6pZ5hKl6UxgTFkWc45w031akFQtNhYkeiQc2im_NtsUr.XL90ymOEvUHadMiH6bICcV5FfUytFxzD86iKzfPIO_iYLBWlPIFntoG43UEHyV.IkEvLhNmXflyvgQjZA5yXgoLOPYfVozh9cwaDB47z4I9MeP3GIYyLDx70JIdmCJ0xrovtY27ncDi4sw_OAEZDCL123NTvrYYcTT3fvQ5VqdlBxH9.XfyhiRv6lYPNpjshFB0pFi.Wez8EcROX.XOWM4NpUdPiO8cW5wl8ARG2wp_7DsMjzsKRa70MTX3gJJO48r4hqTTI3mQd8AeeykxD3gDkNmOMdFidUae0G754VlQ1X7h69JI3PywICadoWWQ1dLZ8OtCduw8KlrOzNA8C6dnWKnTjIZCeQfnZgpYP2Jvy30q2fS56r_2VWbXLafYqPCrl.GRMoEVA9i12Mpa7tGSIQ5JbbJvjYsyh4TM0ENaeiwrbwK_y7oNnEw1QFAfkIYeEve9CtfB7XyFmOYM6SgIKeXuxoFYxG0vevqdkeDKn6hf9HiMu8n49biEk_usOq._.bTBoU1ku7E3zklUrVQqhS8XTS4rDvcaX5OfXtExSRo2zbis8AkiE8QLrWYCFnkHw.xAvmYIwiP.bQlHbmAKG0kkaO1QIm3uK.x_dF0bBlQ9yDSIZWrZhqMS8FP8cTq293eLqDQJZbxS_HFQgJE0Pkr_q5WV_XZJxgSQav1L3p0Xj7O407e7oW8RBvP0FjH5AU1ULGU_oTceuo45_5DMGh57ohdrl9igBUqrwjbeAKYlaluVG6uDeOmZ5mgcD_Dcd74kZncHAB.R5MOYyRLwdTd1oxPR_7J.mZNO5dcLJ7HzUrzLfNKtWuWcJaTouj4obomEn5hKpYHqrbMgAS6emNgOe2IBd65OzcF8e3PqIq8Ipj26wPvUFBWL_1Wl7cfnQn._CTe2IT_GOFLaCDm1iG5N3_JXlDMiHTyuVFiz2jdzKvHj6FRM7H0YFjVkZaCmT221Jp976ufkieW93.3Vgv86m_2zZXMCuiqcYZk.knqZVdtIYHp7mVNDd8o_Eklg7lItfCeqeSM.ch5ksHhJOBQTzkWppydzYuhk1rDF4_dNGKj2mEvRcr6f6INen0ZqYt2IQd4nxExXuzjCchem.GSZt3M8Qoi0Otba19r1yulUYRbjnrybSPJ9xeABsTMoi8ri4Tuj7fpdSco7lZ5mu405pRWDCzIzH9j85.NwtDH596w_2qX",mdrd: "88pij6lAAin29gLBdT0NI4LqSUt6XZCwxvjuBO8n2yI-1739402649-1.2.1.1-.tMAX0B6z3dpaO9n51XFuyZ249B290x4t7W8JNBjUKvkpRVQmv.8dYRbT4Jn8DCMWIo71mqRZsmILY28gTSOXMRfaiDitlKcBBHnrErX2Z5g_wMy20RKpsZ.6S34jKxo79r.ByFsGuwPWt2_VyypOsDj4sFkxRCzvuXvBLrhjrnYoTAxJ59JsB01hzpl7CqhPswqY3AwpSUUI1IGDgGMZJokEnCl.t1WLyFfc06IZIKeKm3ukYDQ1uXINhMe82rpDzVQK1Zz_B6CHU7mUa2TadcnHMfqOFBNFjM6kU.jAs7do92x0lpnAIUGTYIaXlqZl5uizjsC_8OQzVp.pTJ7Mp2yX89oKX49imaZVIeL0RWyi6MoiSxpv0kDeln0IKJ5du2PhRYlGrIXOZAlsyfOifQyPWTllvabIRf1MH1cA4o6TfNVKfnWWGLVcyxoCvaQNhP343Ov0AtY2NbOM2tWuHQkQ.Y0cN75.FAIhw1a8rW9kwnDquqMKLzPw3691MQUd1qODP_nqEStfrNsdeVFNYMltolnSVPLDM6Nz2lm5tOU8ZUREBKgQKsVTjaH6nOH7nzcTc1JHrwUXm_1HeUB91FU0GFTq1xnznsXY4FfQ0fKBNpMIU8QQ3ahSx3ONMVMejYvR0vX8S4XUtS9OSsU0xncb8_Ume8WH8jw4jqRnkj2GOTBUQN76_yLcjSyxm59BhKFDptaYOrwxMljlwktIWj_QZxOMKX5Yfr_XJWaqPczdX2zh4CmSnATZtAsrhD_z1OMw5cI5FrU5cTtjYeBlhBtYjmpHxXYduu2TzChGe8ngynbFdXxk2rYbaM1EoKiCH31CwL5L9McsBZJz3RsOFwxMSYixF8YRANuET.topG61hDDTXOdYHzXS4cfpF6Dhg1J3wiwknCdEFwGy26HC546dToccwfpTi9K5V0znTtUJ3xUMRpn5B8wrblGhqoFXnqedWXvxm0qi7eueQTz5mndr4XA29uWC8awAoeLOs3BogfHacXJCnNQyiaPpyKDCBQXgyPCDH.kV23v2xROkr6OiVy0xkERBwp1s9NHdAUsX0MwT7kNiJLYI.JuJn29iehTnWZ_dEKDBC23oz_xXKhXf9KzZT7GlejLFQS30PWvCHrEYYtzAfHmDY7uDvBF0iJ9MDayxSxxOf8v.ml9RDDvCGX1rSEQ4HgHjCytRnyOSmTddyReX2cOKYFXglnHISchpyMyARGnQY1gXYpMkZANr5HSWoSG1eQN0eKRNWlg1i9fQSgF0ckiGMWSTSGrLM_M.wCNsIq05XwEP7RK84aSukAbiz1NydgPoIvsNgFcFl9A2PkZUGDCZmeSVzCl8DIv5gYRrtTScp.CZHNUiFewWR0T61TAQ_oEjgE_T9suV7FewOvrifFurccnvfw.71dgJHPc8tzpfMgHesXC09i7V_oCfgqsFRds3wAHlCmci5Oxu.lVkt_pOuPqX3Yexzd90IyND9KdYpHtifeaXIiJi4NH6_t5XBNFp.DEPom6YU8JbOabYqJM7kFBgL7wEPtSEIyQIj70xwQdzfTPQg5g6IeorHjQTJTGz5lKYEhfao59f26zzqqG5f87LWEsrFb7oESuGY2Z9ErE_0O4HfU0YE1BMKnjUSeYPWNBiJOp6BzFFT52SFtt88raqT7QzAE1uvTEOXVs1Y2BSMz8UkG0SHc6pEnWjg6fw.LgZxHslfFVLczBkhyGbIgLW7CwVeRYzrbxeDxsDrifF1GCYigVF76t0_3dWcxMo61VmD0NTUiJlNlQ2Vr7c.wRohqgNe07GTzuiXPIc9IpxYZp0A"};var cpo = document.createElement('script');cpo.src = '/cdn-cgi/challenge-platform/h/b/orchestrate/chl_page/v1?ray=9110549c4a633952';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\/0439615827?__cf_chl_rt_tk=Kobz5_DGlhn9EamttHoDps4W_Yi1r6vX8_FKIUibzjY-1739402649-1.0.1.1-KZnOU2.9QvtZxdfE5iprLcRsxmaY7hsZmFwTXdOL1Yg" + 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