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-442761164169.mit-edu.top/post/9315807462

  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-442761164169.mit-edu.top",cType: 'managed',cRay: '90fb22197cd93991',cH: '72FAx_SQuhFsoH2yzNZ3w4LQk3mOePrwpfZNgxAxPV4-1739180379-1.2.1.1-afg_BPizwTEduX8kZjfl6cP9FAR95KvIY3fcJcB.yiO2P2RdtIXoF7Qld5h68uqO',cUPMDTk: "\/post\/9315807462?__cf_chl_tk=rjkGy8NXC2JAAlvfDOIwiWCYKv8bIYPMd1tM3YvfY7M-1739180379-1.0.1.1-QQPQgr9Y2sfLmoQ.eJ6nvJVmPtywk5_Y0qsXLM_hvmA",cFPWv: 'g',cITimeS: '1739180379',cTTimeMs: '1000',cMTimeMs: '390000',cTplC: 0,cTplV: 5,cTplB: 'cf',cK: "",fa: "\/post\/9315807462?__cf_chl_f_tk=rjkGy8NXC2JAAlvfDOIwiWCYKv8bIYPMd1tM3YvfY7M-1739180379-1.0.1.1-QQPQgr9Y2sfLmoQ.eJ6nvJVmPtywk5_Y0qsXLM_hvmA",md: "yGDF7VRcqFF5FG0xqzGDVFtAnrtrW2EjeuDTaxhx9VI-1739180379-1.2.1.1-0MQSB5e2_nVJYrTNh_JLOQt6h_OEis__ezOpj27cymyxlIyQBV0mL.UsKSneGTN.ha9K2Fi.spcVucAHCzFRP4bEphcdKcYKQe5Z8zh8g7dQidWj8YIDiookv.smRHCUu1B_DF5OQWxyoWi.nSQRFAEYOFIPPO_bEDR57GCpJ2HEnSi3IHrdb..PuAPsJyz.bJVa29uZqTCbwiXZc0VCiiWEH12rOIjcAo4UUeDCcnFgcu_qiGbnHOmgskRYl5Xdnlv6h41W8UVeh9aFmXGbchCsw7rC3biPlVBwLaF3eVQfAz4T6bzv.09xY6QYlCVhhayhzOYVcC.5jKnuNOcq69BXsgI9auGiCdLudLKmYbl6bxS3xyAFAEqxG4CUdyPnUOTshIWo0VMewuOvTa4ofiOI3Hpoyhj_I_qgXKlgdljE0uP_b5wZqFlVfU2eSdKgJfRFncBMt7NXPxUPJbLC5flFlBtasMce8GLeSdgmb_Ie187lccjQnvqaJgkbDDNo72UwNYrarfX.OgC9JykFHkiLAh5B7G0WsTzO8bb5jL8CEeB5v5C5J9dniGL1S4xCNoIaDy9b16De5Z.6lwJcTEXVeEfTTMhcCcrpcb0VYDMIzaX6sqqbClYO_dk0Z18gaD7leqWx5jwjop8g8qrUkvlCvoq2ceUEXcHJ7rzpWyfOQJTSyo0UhpNToRGz2u26Q..d33gdov.n.oQxHIZ3uCtTteRoldUu4y3n.YqCJO_BeiR9DQ1R_KoGK7NchVZkkx.PGQUEUG2cEg0naf1vDC5ES3k.PWkoXHm12AgA64YvOU9VUFG609Zkm_D9amsskLM7xOiKzTJ_Dv32alG_QViOI35sDbhuMac9zkGkfrLYtUuXYDlyRf7zQGhiYtGbm_x_GrrVPS3XtULLRWHHc6ZGZ710dPMtc6W4x5CiHq4iqU9hOD.JxRlWjNBFfgG0NuTtxoYC1Bg3BBDjCAQ7BT5U.3ayz0YBCiH3MjG7I59xQnCkizBXqmdL1DG0oS_vgvNV3sGTsdqme7wiOOTj8tST_3FEW1prJ5eDcXzFxhaUr8ba5859I2qmiv._Hf1LpfzffFtI1k1cqM.cBiA3pSV.8hJIaSgR1jP8B.y7YlldcDQtLndiS297UUfJKGqkw0.5yv1uGuVAfhpoHsISM9Oez0.Pa9FftdUmXupeTNEgKV.1CVR3IR0PMT1Y2G7uKESEejTtbYZw3Ie8Y2jTlH_M9GUA49s860UvtzUXScHNxaNoJ7kn3DrHYLb.YpPKExsFZTLrPMp9tKVuiBr8eq81ULWGPgb4MEq_Uh2REJtpxI7f4I0K_HliEIT7l6A8nwPrRiZ0fmV6sJNrTXyJCnwUParkwj9U6hRq7RXZrVto3mtiVOWeRFeu.fGH4g4WAP5RBMUQM7XzhmDrZCSbly33KQEDGz0TlRnmqNqBmvyaAWASODttIuAjdGobwoKqfe6jDnW5SZlCWqQg7U.oDF3t0zDDXO5BBfs9YgR7XZfyZy55.VSXNm3vUTl0rBwvRfVv2Stw6QZIayKj.DqRDispi1C0uyIr1dVLr1fW4D7t.B51N109up5cSIs.gOc2PeB3lNyE4vynbue4qp.Vj8KUEUkU8ES5HptMf43rh8ESINYen4roTraLEo2AO3Bppy_np.Ae0_IbzswGaZ2xNEdWCBPw1lNzADzQVssrlEAhsElmb.4z4tW6L_AMpNdsAPNMCe5BCjn4eteHIjfhkmKOuZNmLb_EfyIeuAglftxbmlZadRUZqWrcfApIjS7IYf7wzr54yD0TQW1U4F0iV7LBfa29mYrCSeuTJfyInk6iFu0iPrVRWBou26lxy9rwxpYYPIxuFtwdl0O32xBLDgtC67Y8nOJlTFU4BE3pCvdsycMyOVPqNg.p2I065NS5r3EKAVtKA2w._Zif.GOBD3.ab620N8CvkuV9Z537bko_XVQfHgVkSaMAgtpmqx92w0T9zsRwvWhZY4TOmWO2ZvIrIvwHA0yWknYmaIXDRvWpOvCgKRApv3UvPuzec2q4..Rfl3uAkiWlXyj3Odn0hRU7DeJlI_haQETyDU93BBbfbytSdUXZBWU_g2N13Mf0JtoqJ_rpV4S3hcYqAlXJYjfPvvXpHGknsbBIOOw0VpClr1qUeWKpi.LXaJwD7fjABg_FOALx3.KGe23ouDpFSdqhKghaJ1g62z98JCUiUKzbFRqS4_bgZ3oiftFE63Rc",mdrd: "g2OdTzC31hhqolaBvXNtmMVRDSa145U4y6kPCdHiMsE-1739180379-1.2.1.1-3Xnuzq2bgqXfXkjHQGfkWLBczVxmVTjLzyPa72FqdOVx2zEMxzg7rwJot1HPkY8eubw.afSqk1zxfoXPYbkLmi3AlLASJpMrPNS3j86MRB6C7V_SoeK1ksN.qq0QIJViJ2rmSY_wUAlsS.dSSmeqDnhEIOTzaCoX7dGKMyrDIyoB_tIl0LMMFTAPfogOYEbS7rxY1k2caDGQr6SYB5vFcpCe5Zk3AzwEoPy0mwVOhd4FmDwfozJVZTRmOt21AiZYiBJGHNIG2EKHyf2Vgw3Ub86dEhaAVTpy7MviVKqytxs_XNjA9CY8os4QNm3g4K7yBjh_OSuNVFA4xBNj1r1kB.0lsmU_fABy5TKULibSrXpjSUSX6i8Af9RLDNO5YaY7PrAK8uuRt9wxJ_L5rhFPBZa_nXAM_RDI3O7.2gOGuTfDA94lqL6gXUyKMeqPdW94mArQMGkzwJRG2otH8xMyGtaKu0lZy2mrSdPSjn2XAoGERXsF9nA8G36e748dblxKX2WPzauzNgeLwU6K84PGaxQHRMLQzRykaqnM173T_tme.aGKajWSrTcZhZM38Iu8bSMvfj1du.bTquDGf7YznGsNtFa.C1oPTP.kARWrBk7OnBASxL7W2ZzBRXUfBpvUcbku6ANo9wj8TQSKpDMheRZNlA7exuRdAQ3Igg.eZIWJkzKCFk8vRm.SiEoNSfyEVispjnqIx.q_WOSkua17_b90bJoWQjZrfO3HCMvhra9gthGSruZwkjoKAUtkfjIRkHAx898zczXa0KYt7wqyhXO9BxhYz2MM2XMdV99hiyu.H6XGMGYD8qVb5XmabkC2oX0gDRTqd5Fy6uOMp1c47l80EH_R_fKjGyXYQPOrmq80AHGo5gnZU1_is1oftq9cssrrwiFfhbtVUDLSXQIAUi02zUey5bMTx9Hd7bAQy80u2JKwu5mdtceSOrjQclqHkWjNddrBxmQodnlQiIuNJG2AgECJf2cvRXAtoJUUiVc0w_xfB1qdQ3UcJNop5JTvAQ0oC25IsivImTgeOPOsqs5C98zcpq5EAxA9vWYOkgna2HSg9UD2r0jMoT6T6GAaSmkaXvLeOS4oqi7PdUj2XEOaNoR8kSdohHkwxUTF2Lj9qmoFXdfT4wf1iBJyfWO2msLMDLgxqGUHc08zSCgYMAteRF7mOseiHc2FZY4e5EtjtZD0GqCbVxuprjdWhFq.39Y0.goenmE.dgayMHNkjSzU0bzTH.uPW8ZII7PW5FvdTNX.U4O5z0QrQHzCjkb53XaAKJL7T6afWDyKsfym4fYeKv2tfoylejkNxBjlvixbZbNaWohL0a70BEeASjDJkIzNPCUzZp.B6q1mU12heivFBCmBO.GQFkZdgPaKNi8N..ICvGwoxU_AixG8jqriI.3q.h0sqS3..27Kh.xTaxnceFmMWdB_u7vwb1ZEBIkmVHsxst7oYd8ik.GJRjGPBEGfOTxjRmbO84i6lsgyZZzceeLLk4r1w16BQDeItWx6m.2jcqUQXRUo3xV_iPexgPOfOomlH3nldH0GJ9wp.uAhcV7ittXGsgDFeD4dN7qfiB2C3QTmNcOcTD9wWUz3Pw4aK53K6nu8g_9xo3_rngi5fp_UbX6gSCtp7sAplsEgp5dDkZj_l43csD2VIZmiOekIWzE5z1N5.1sujGjTnBRD0_caFYsHMz8mBY3qyPHsdn2kr9gZW3zGeOeGVc6sQLKPbUFXcYNFlkYOlhHS1pB_ccz8ClfEIITlwcQPQRevc6W1gTVfLQHS1YtrA3feLr2CSMr4WWgWgUqdsM5Qyyo77D6qnWhm019G.dLHhhs"};var cpo = document.createElement('script');cpo.src = '/cdn-cgi/challenge-platform/h/g/orchestrate/chl_page/v1?ray=90fb22197cd93991';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\/9315807462?__cf_chl_rt_tk=rjkGy8NXC2JAAlvfDOIwiWCYKv8bIYPMd1tM3YvfY7M-1739180379-1.0.1.1-QQPQgr9Y2sfLmoQ.eJ6nvJVmPtywk5_Y0qsXLM_hvmA" + 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