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-631650495368.mit-edu.top/post/2830975146

  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-631650495368.mit-edu.top",cType: 'managed',cRay: '90f7ca42eb30c9c0',cH: 'oK3k6KEy9RobNbaCmK4SgEVDTkuqf0qy.tVi421t4h4-1739145323-1.2.1.1-WcI_sgqCet.ZeQo621npDXfW9iQXYLhY1IA0Gf_GRgFbcViV7WR66ILS9E8F24Do',cUPMDTk: "\/post\/2830975146?__cf_chl_tk=4QnAWw.2A6owwt87V2i4ZR6IrBli_Y4Dzi9umRzMFRk-1739145323-1.0.1.1-X9kYkM_6w8HLn2UJY5lnW_MTvNcmLR_XOxT_dY7l9tA",cFPWv: 'g',cITimeS: '1739145323',cTTimeMs: '1000',cMTimeMs: '390000',cTplC: 0,cTplV: 5,cTplB: 'cf',cK: "",fa: "\/post\/2830975146?__cf_chl_f_tk=4QnAWw.2A6owwt87V2i4ZR6IrBli_Y4Dzi9umRzMFRk-1739145323-1.0.1.1-X9kYkM_6w8HLn2UJY5lnW_MTvNcmLR_XOxT_dY7l9tA",md: "3sm31j54WKhbIA_g4eMv9ZOEy8gF9zkEoQniWSHzX10-1739145323-1.2.1.1-MNjPYppR6fiyjV9CWiciDojoP0XBO0XZvAuEV2hGsCP6rCmohzot3kc5i83a3QmtfdGIEJ1fQxlb.za3jQVAdRn2jiMoe1BXG2NzOBe4T2AMhG5b0TSiggEle7ICKQ7k2ly7BZH6Qj1fhn_lHJpy_.5fSnQ4P54DJ84GgBO4OLKV.AYoptFY2ol4FDfFQdJ3NT3gDghi7N_Ro8_w3RsEk.TBsz_nMtTwsCH4boBY3t3jhOmntSM0E1nFbO_ogM9PihqC0vIfOkyF_h4qh25TKt6itn21nS7no2z7BCVEfrz6ccxSG0635mZWTY5ZuJLodGNwCtiSvu84TQq7jjangheSVCBwjpZiHYLosWo62K._pCZ1VwJ1iJdHkkZOSNzTBkEamD_bOMyTEPwjIPOXPols_jnQbg7IadMRKkjX7h7oFPzkFvHMrbuQPVSHgLIntQjZNHVG.Iib80T36Lcpe5NqkLdnT2INcr8TvHG0xBCydAQS3WNgwJqr49VUnEp89I2Epvvc9Q8.5yFz4L61EoBgq5xkzny4KBHhzaVZfesS6nHdcAM9XpHYxA3Twpe1d3GtPziRXNLDuD1NcA6368HOcETQJhWXTZOXJ.qBx3pZIStn6aPAlPSXDgoWustq.hLWZUnJQL._QOnesmTpLDxOVbX8u1_H9MkVPi1fkINppkf0OfaQ7ZxnCuU3eryLRokVwrudZ7erUgVaVuWOvUIoCqvyBWYeaPFD4OtY9T5mGMgK1vy0zEWDh1Hg_j54C5t9ujUC554d09.tPk_8KTSUokP8UJmx620AEuNLfVh4EG5qMJKnfAA5XJFTYw8DF.UtO0CfwXk6kJ95A_MJ5m43MmabdPtRWLyyVRRWu6N5gZw.UKiesboGb5CV3rZMbG6VpH73Eu8q8zfpWkRm.r3FU9YigLvXAKQNhoyT1PLb.IZxjZ965ZZFEe8kClz1m3YJA6cNljPaeAUFtq9vNat4MCzi4gFCnuIzTLwtmlh_vJ7OvyfeF9sBUliQhh8lPYvNUeHqjzr6fuQajiVDPyedFsiEMfSmgwoTKYYMxyb77Mir7zgLa3ne7y_HDTo0wimPg5GfSjpWsKMo.mrGHM8UxFDF_qk1BKpRw0KJ.MlH8k.ST8JqjYTUFVHLud_pLk53h0F.wPKmket_CSFe5ZnMIqbtS_Kh5fWqrjNwx8D_EbG2YVXPh8f4bWg3GhkmhGmMp_0_2gm7L8wyI7CXGFvpBtxpZeEkuj.SPXU4KsuWjnZU6ENLR76LEc5fEQSnFfh9GfyEQ11FdElf9pDdA3GfvyjTCIbhwif0ycFQnrhHDDUqIV_GjsnOYgd8Gc2UdJPrTHhQpHXXPrIrfVm5Ksre__ZFQCr8fss6fPDSmNq3ZgAZ5Ts9i8kWZGonTo7lP6BM_SrIKRSq.JH8OxtWEGSsLqODnK.W_u.17aS0ruso..XlbBhk6mb8lhPVpSicCpbCwRulF6MAWwBymX2yLpSbVk3Xj6gJDTjo_nZMmZtns1.xwOd6C9iyOPJm2LWrOLrYdvz9HU7qWp6c02p1sujaVus7V7D4azu0h0AjWquVRYcsYsOi6imlI.u0GozCFAHLE_c4HcGGj2N6G6pUWzkzIuhv4ocJD0VxDjrmmEs0Rl_sgL36ocWlAvkQx9mJpTSk6hXNitMHzw5cf2xKfZGJfFPbd_1AHAjLsOQT9mUx3Oz90hXTqd5usAHsYV5xlU82SQrseR.n3bidk8ekvc974cMj1lG9BpIH2ADIpKcycFnbVz3P7c8Q.AaUPHHcs8G9JsgyI7bZhDc2BcpYLVlI0jgZj82ok1LsUj27hjXt79hJYKeWQi6EuVFgZQJwVzGxr8DvQyYspr4uZkrbmSkENM6xPsp5lUbD2eybRamEF.mq_EeGAc4xyceFY9bU5WoDpoIY5oxNuy.1VSUHZpUFhp7fw3zr127gQeL6mqxU7b0S_YxZNmbTqSM_gIbgF7rFsDMQqU6OVStCIkPJj4gOPmUoezRCiv1QtH1woe_7ff0rfM6KBuf48pn_Am5sDVKZUJ14UXkW9vX2UUaMM8h.N8frug.CRwxTiAk1mVAUZfn0yM2Wxbdx.s.waOY8s0ndTMZC_8Ct4kbcPq1MzGap9Z_0cRUD2KQHPkHF28KbL7Kk8yaq882Sv94k2leTYtrj2.U.ssgMeADhkJhajEQG2xYHT6pWVSLsYRkMMAjtXP7tcJxDWu.bXrWHQfS0",mdrd: "V0wV.8NUiI1KNJls4TgZ0mZybdBNxUnLvVIISIU649s-1739145323-1.2.1.1-2UZjvgaC5xX.vb2L0V0nu35t4QKQNsCZonBTdoZ0XkQwh0BXwUGGVfo2tM2EJcvNLkTR6Mm3tshligiaCaOBJE9z4gpACNSnZIP6awNnqb6RQ5YnsIknZc._PyOS9ZHLxNRUnVtcHS6lWYuQ7oRcbc3qA4VyV0CKm.aNP9KeGc5F_DwBI1F7gb6mNx_X7m2eWW_06GA6Vpl9MRJAVfeZfSOy9qyPievWxA60xqpy0NEedrVTms9LYbF6ADirEH4fCtIMuOPWJyEr4BEGaW0Aa1ZiEr9R6PUNehWqh24bN29yJuWIuHrHAbzRFmvXgH30IvgPeW_Mhx7jJCsWLWwkIARm0KZLHhzNtzru4MLoW1NRkN13E7TX2ymI0ofFMDMS6_THMxHioytTGrI8RqjWbo8vgmaENsbVmzBIs1VzG_bps.H3BgsA7db.h5dPClTJ5U6TG.YYNXZRmcfT1IFfSA_OC1NWJh3k.Wy9PYnuNVzYCRhNI4HS8DliVWNJ0Bl2Uge74Dy.fAZEI7Kxch8s2gtb7wZCs3dIBDsJyqg2D_TkYl6I60TXtMsQ5kHPYgaAGTurftKixFuJJ.GQDbZ.dumdhFNo7s6__ImarN4VelBql7oPqBIcr9kMWIbBVUEK1FGq_pN5UFxDGYDo20fKokBcxNDWa8fjy1I3lLi8sF_lHb.Pgr0y5FUp8vTzrbRJmhaxIQXvvq.l_o6JZlbxg8lOtAegndO67rYp6N_FmOU7yjQZpgy3tGLezZFEMNmK.zOBeystAbVLbJxH_Jg3uHrYNxjbpcakrZHb2PoLTYi9_P5LLWaxe4BlunLqPThWEKeM4vQnLESonwDv55JeJnhZYzuXMO3_5p82YorUFOhTCUCmnUTMHhG0.8IMehj.gTD9rE3TKUNfqQ.hR9CXu0CWaR79i5UKGGFcJEh0ydM0Pnte9ARS_uP_Z_0zHG2tOSILnJo5YEP9j79sTVWzuIrmPPDnRhL_X9eILLPtCK4tiBfbqF0gSECB0Svgt0Tzh6_EuZpOBCg0T.V.cuBpH8LebhuMdA5JF3WEMpfJXMYegDb193xVZKdqO9kkZ.n1E1m_949wnbtRyFqcxsV0NjDtMj0nTtYsXjoV_3WHVJZXGZAcdIat7II0k7oXkVCAtP4Q9uAptP0F_wScEsLTvKcVXmp.QC7kQ1GUePgzcRwBk5GTsu8E4uSdJilD2AqJXhWVmr4w8KjQSzc6AHIWj1EZYgPwGb9Vhho9Cty5Nl0ErwWzMG_Vr5pR2Qr42vIdxk9mUndc2AWYIFLEwJpjnduvXNC0WPv.rotFkoBIb9KhBANxXZAxABN1j0oK5XBGfpedhIpoc080Sc4XYnZmr1ocVPmas3GRXvUWMXBYdhcVt5XfvGrysryBDcOHBim6ySFQYkTVfFKNruZGyUnjOsOQuUNOi6czDlCFQRJG5VT3Wy890P6Q5b29C8Eb1U56BI7Dhkh3PWd_vx_QDLGft1my8gA3y4rg5aNjdLIdnFq9bkgurMEs6aQU5olhyuURfG_8tSSjWl6ed.17kHmNCLSHLgIGiUUONyQn032K689BwgJM.BJVAqaV9QDbv2vxNUWjGPWu29nH.l2fDUcT2JPzPgLAYxElLRlL38wNHVVrzmSK2m675aGUCT1V.DpKnAJvOjddQJrFQ2p4iznd0qxp2yvEJfycaUspHZYs940J.RBz4eY2dkfEPKChhIfWR0V7OL5QOhdHrPg0A0Kr5_O6AiqrNgJFETRZciMGxUEirMsESOT55_Os23cMy5XzdT3J3YPwpNdGNebydNn4m.03g8xM8UfkAzbJcVnTtno"};var cpo = document.createElement('script');cpo.src = '/cdn-cgi/challenge-platform/h/g/orchestrate/chl_page/v1?ray=90f7ca42eb30c9c0';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\/2830975146?__cf_chl_rt_tk=4QnAWw.2A6owwt87V2i4ZR6IrBli_Y4Dzi9umRzMFRk-1739145323-1.0.1.1-X9kYkM_6w8HLn2UJY5lnW_MTvNcmLR_XOxT_dY7l9tA" + 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