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-affofppyy.mit-edu.top/post/8539614072

  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-affofppyy.mit-edu.top",cType: 'managed',cRay: '90fcbd1b391a5b0b',cH: 'ALeJoQwlKk1Nz7QogKx8jwCogGbQ2MC.yhAR3BCuYY8-1739197213-1.2.1.1-3ZUPYsfM5HY6LmVpI16RjK1LTHifmTlHFrySDfOEmLR8mUtw5ieYyqTVAC1dgvCF',cUPMDTk: "\/post\/8539614072?__cf_chl_tk=0LIKGHkAybxixsYWTmcykpp_DlshBzHYUyLmrnUDzyk-1739197213-1.0.1.1-FCzxyDWEx7lF4SphZQ_VwvUY1SLVjx25Ko1epAVgWz0",cFPWv: 'g',cITimeS: '1739197213',cTTimeMs: '1000',cMTimeMs: '390000',cTplC: 0,cTplV: 5,cTplB: 'cf',cK: "",fa: "\/post\/8539614072?__cf_chl_f_tk=0LIKGHkAybxixsYWTmcykpp_DlshBzHYUyLmrnUDzyk-1739197213-1.0.1.1-FCzxyDWEx7lF4SphZQ_VwvUY1SLVjx25Ko1epAVgWz0",md: "6o1_Q1l.fT_Z2hc2gVTNACbZkndktE3buhabln7vvkw-1739197213-1.2.1.1-GnI3K9TQ6xfVclmYnUpQCKt29VoCtQ27zlXhGdiGQ1hlEIAp1w2syAb9Q5uPEGIAmM659OG5Aq3S8lGK.Q_uTIX..m_0U8UVlzr.BQMSc8j5gd5MoVk6pBQWyk1nso5Krey2JNb2_5UOitKKilM.e0x4Mdqnrx8cBJ5wWPLxqKchUsUKn9CrZpzf5U2DC_baO.koewjC9e80gTFw2n40bac.IEYKqvg5b.9Ek90wC5Ib1KkQdTIehhbM_LEZLzI4WeoMWRsK..csfFHU8PCp6_BWqKVdtB34qMwYqfH9F5kJhFxtotOxKcfsBUpZZsapSh_kv_sfixt1U6MhfW2n_GBdg8AZDwsJfby_VKmmYSWWmuPBHytc0zbsDu.baOIbm4Z2Mc92DVKxgZv.lw4Tugpb5r3WFCPZhT1w8.12Uv4aijgE3ldslFOuMUgykmKD0MAq_qKvoWTWLj6SiyMK44tIi5vtaa3WV5xxlhWmWTsNtVAoyeZ2IEm4ifojtcGB4wJTGDFXl_pwrFMHnap5e4ZFFt2VJZ.Gkz1nHXaARQJuC0MDhJHNalE6FTXgh7QSOycDaE1_THZPb9T3xxWrnp_aGknYkpe.F2PilxFkCpB0X1HH0ozjOyOSvzbahys9ir1qIGL7XGUkr4tB0fDSUC9PMYYiJiG3NzpO6Jfg.ZbyigkTxgPfSVGceihWYFyne3D1OLNBVHVq7Gb_CV03tbwVIunLPXD_9u5.GVaCrJ_dO.9TY.wMaPr5NFU.JOLpzCdZxSgcUDUWTh2tJSAFpZzYtSRLNibP0dADEPyGT1nIYYt9OD4rWxbYRTJM9EuuIyn3ee5iIKn53EFdcli8iqVN9qinzs8k95VWyeNTQOL98aBnhpyybHZc5nD5aDE09FoSDhn7DxVzbyBalT8mslo03rJJ7kqFIJ2ePz_5bM3sUpxKpRj1jOr5w7j0E9Q3Jdl0hN5iq0VYUQ2gw9Qd_ZO6TaOfs6SXdTtbiNUxaz5ZKL1ahYYJ3K9THFrCwAueqfsusK.yiRSXZKV1aWIiNMWfWU3IgySl.9BuFTAZfPcs7qEhg.op4vxqO1iCauh3LZjSZo8t7p70NMabHBHDCL0nmfl9L1TCjbFR1gC3wHJmSv0c7evKdU3HQkmrL.wL3M8Go910x.BRfejiSNlqR3vF0kP2GscYB_yVmvuDaVkAREofxQBIOhlP5bZfih9.cvSj11EV6aa.ZjCPjRuWb9kr820qRCq2d8zUnRlcnVC5MZBv7cDAIF7wohapvts14UEyS3OeuDAa.SBJU5_fDd14ClwtfUU_xDCuFk4jZzcGZUPgvq_sfaCD508styd6QZ_SVjYPGu1MGBBqD0nvHABrQoJC3v.IG1ax.HWyc6wh4PZB1jb5fiWEK62k_P4t9u43RT8wx9RKEqAgmeP_ss9xD28QX6n_PhHs0J8b7ZB83zsNhy.bS05.T.FH593Lmpm1P6r5u_Xn3FybdgfH1YGvOMKXiBPqGAkfKgy9iGymepv_cEvE.JN_9DbRlOiswloa92mzwPEDIOWG4o0XRCD8QA8ehnhF2F3piwoBKwGVqukiCehgfr2ikq7Nkrr_cNoKFZrlQ6NxovM9.Tv5Plm.0Ti80Umrdy1m3v3FkvxI_vldx6EyJS6o4JH6iv1OvIDkE7IyWRBQuyOnqSyX65PVamLGSDB8n2RIvR_cX3NnduIGIPZU_Wjgx1eFSWoVUACmqkfC1bprCysK0_ZL363DD71g8.ReyNeXyZ3HkaVvfqlHdkqOjlWOgNLtR4Gl5cHTJSyEOJKNhFpXm597VzbNvdMsGGupj.lmfT_Fh7_A8AI5sjFYZmTMg3mY9rhzxV7StNTCXDj55M5mqPlrwY2nnVr8_AGnoAGB5OzEzmSXnSx9zPX8EvFLdY1V..ClCJ_xelu_2gnB4qRKxzJNFeowecVzaFUZaVjpBm30IASDBXIJRDaUZL4t9Mr.Uo4Fb_tHmpBeiwxRLIEA0fnu8t8Yd5sOZdRZiR8iydHBEtlNNMFhmMIXSanvB48oYp5SbAIgQumaHpdsbFUGNcaAXYolKA89vsLbyYQemQ.c_juCv.ojgaJwGLkXCPXo3mc0E35B7BxqQqZgmN08FliCBexFil8EhvOAna2suWzX_cXo5_GLQgY2HA29cpN.ie4d9zmHTP1mBOUIFR_aCwFzQnsajlGr2AbEZDkJZ3XN42KKfgTDjiz_yrdn0Vam986m",mdrd: "0.jQheAQuC4SkUUnof4qYMIVCq4n68UEUhX.9NV8Nw4-1739197213-1.2.1.1-u1uNN6uaIMKltigtVFX3SW4KFhUqHkqwB7rf0sTQ_RHm9DrqCFXFY1VommMXA9AUoc9SlKK1YArtmtWV1vl7cSzcL899ZLhGMDtHhGAEILNG1bDVnPSu34GKPPdMX7mfsMxpYoOzh5LSeqb3bouu_MLto5nbWgurPzN9rb_jm5C4MR9p3ClREld4LbgxBXs22DX33Sl2aZc54t.O0gEQsoKReYDnpwQMUpw2VkPefu7LgIr5S9_BiUIgLqlcEckwPqzAnetwI_bSE.8O4v9yf99.c_.wcm22ze4prMvRaywzhLLOjVmfAA8G2ug9hbcLaQ4.FKVlTlWWYo0SHxW3eDSqsmsma4Ipmu1IZoWkXK.SJlwbkpws.mw3.mXeCvB2tyx_lYDnMlL.ixCBzkbPu3tJCzhePhP6vP202kXNVDmDIk8aSD6OnNNud89uC1bvkBqmDaWs.D4H.LPGtAEpkK.m25RS_MR345WapV7mV0xjlQ6H29IAqq3c.Jl4FuNYi2B1Ngt_ecfr3VP5vb75EarePDWUEWx_ZqooajKqa2cDhfuyd0o32YVuxF_cetPDIKji6Cwr_0hm95R48hLt78f9nGvlEf1iTvvh31peWPolfvd4J6Me4.HCOrPxES.trMyWYSm2bYgYTKDlem6qHU1a3XNaJrwlJTBFkVPwKYT0EXxN1V5rTBwf_TsmZ8xBpAEIW2vuFBezPv4Pz3_2FFko6uWGfYGy3l4Tvm0Wqh8XEmM5ADLoer4NI.PgQuXXTf5ox38BlsxJ16pCrUp4plLLF.xPPwhsmyBvQzSLBfpZ0rvTV.IZxGIqJIT4XRX.eE8uDACcauIzrqjYSFmACqatsAnwlKcbGgbQaKaN.PlcbsxunIYQiFFA35vWXjQquNO7ImD9ulN9EkBnKbFnVsyMUv3biMJfU7cCT3jsyMOmRwOiTSqFc1gspHpl_xA8.4ysf47_nonJQ1OB6akveexxgtDYeVTR41BCY8sX_Y_MqcJx1g7NRt9BiVabUWwTEej6OQxBYyaQsqsUKCxs8LGCrnGOJW5FS3p_8M5REPiU79m1cGyhuPb4NiHufVRbYx6rE7oC4vpDGbmbMYQ5fRYEbx.WSEd2c8pNe46PMTJSjpNjTLctGh7iTZFPy3egd7xTlmzXa731tOWo_SbtIY4qMHtt.8arxyGl0sYLmuwwyqu2PJq8glBDBXrYoVc.lawOsQxisgy.5enPBEamiRblsb3z5ZVmcLM7U6u6dJi9I0v5V6F76kIeb3E5Ar83vx_u10bsCMjHc6qR4SfB5iPeQ3XIicl96Zhawgr0kL7ZFzD_3JNMvhfadl8JBwvgf2u8vs.CWycMNKnbhHX.hKjcnvjB3Vr4R8m6Fz205gNeF5wabt.e6usVkBXoP4izFCP1Cvm.mBfWAtMMRz6JUPsuOriHQCu4YP1sKZ3A58wYuJXmsGphZnhCYV7fY37.tIse4OzOmdEf4Qr_Q4K4g6VLkagm_OkejI4htSb8y8rskFrcBKPh8btPx4cZt27ADgJJzRy9NLVoOQ37Zi6goqKJTvMfJfHMpnAj3VzFOmYY98jkavVcNday3BdArw9aSPok7CHtgg2NO_vxYdZynGosjJy51VIHoh6PbebuGNEuFVFdkig6ma09pv_vBXGDWZURHGl0L77Z.kiil9tFck5ScsJ_uNR0E1Eq94hZWIv3tNk1ZOv6cFolvJ7sAVtkUTaW1wZeZTyNyQJxy6JL7EZ_PZabrxFHynhazD63y_raBWQFZuf41uRfGqTLxdr8whiNXvPyEoOPEQlSyg3LRg_.SvN63F0hC_v9MlN0cZ4"};var cpo = document.createElement('script');cpo.src = '/cdn-cgi/challenge-platform/h/g/orchestrate/chl_page/v1?ray=90fcbd1b391a5b0b';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\/8539614072?__cf_chl_rt_tk=0LIKGHkAybxixsYWTmcykpp_DlshBzHYUyLmrnUDzyk-1739197213-1.0.1.1-FCzxyDWEx7lF4SphZQ_VwvUY1SLVjx25Ko1epAVgWz0" + 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