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-780397323089.mit-edu.top/post/9465308712

  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-780397323089.mit-edu.top",cType: 'managed',cRay: '90f817030c178290',cH: 'V29INd8ha8__LpfF5vqssj4cqLBRVHDKComJDSzMF_w-1739148467-1.2.1.1-uGGlFD8AdRcxVRwC_nOJ3vwW20NeiUkqGwMHpJghcctM_d5ADa7lDvfTMgCrp61z',cUPMDTk: "\/post\/9465308712?__cf_chl_tk=5lyYyJ05Qo6TQIkLZkqwkhajSxoGsMsKZOOuIEMECXw-1739148467-1.0.1.1-XA8hQLfP0h_XZTQ2Rf8CFnz.WiXJTWUu.owyA7ZMt28",cFPWv: 'g',cITimeS: '1739148467',cTTimeMs: '1000',cMTimeMs: '390000',cTplC: 0,cTplV: 5,cTplB: 'cf',cK: "",fa: "\/post\/9465308712?__cf_chl_f_tk=5lyYyJ05Qo6TQIkLZkqwkhajSxoGsMsKZOOuIEMECXw-1739148467-1.0.1.1-XA8hQLfP0h_XZTQ2Rf8CFnz.WiXJTWUu.owyA7ZMt28",md: "jqg2tgPRzKjMlHIZKIFeCJzW_2fVh33fUC3My.2xKz0-1739148467-1.2.1.1-HnFhEOkseUwkFA4BVbggnXC_8Eq.wn6qp6P_L9iebsZU_33Yli3.rM3OMSi0dD1a_LZFnTIzdI_J_lTwWoPTyIjErZ01hikVJ45__NhSdWPtsNsw6C_JOgBKrTU4OZxND4XCn1rdQRcMFa08yl23aAnIVXStqk_bNi0aPXSjzwpeDnHnXUG3JbaElRBNIIfDsRd4SloI9U9Pba9gJSVYcnl8YI02w_rPH6tTnM0BG.IeVLRl3M6bKGEOESzoEVlojry8t19xFUE86T90IoIrvPXCRZXIJcn0LEwnsL.CbV1FwttKSd2YfmHZdZVkT5UCL5_i37X2pit4NbUCtiXHjETb6bojJ4MpvwFJA6pbFd7kek_r7aJzQiwJ.NjH17QRIHl11iRE4Q2DUInxk9Y87Iid1po8oEvk_.fzrTV8AkaYRYOU3NuY7kpHXNlfRJIKon3iYMD1FzBkmYHgetCN8o5yP.XkZy4c10iYTnO.kKxqv5U9H4bU6HQgGsPwSBCvwe0bNi134erfKPyrgOzTueQcA9Rr8PGteSjQyPx5xd0FXnaHWdX_ivIMe4Ifhflw4mt1Ttb524_c8sWT76CNAr4DOVdg0QD9OFs.EWjMTSbuYtDjblrE_PeZT.GMQSrjTuW9msv.NbXg0ZD_lHBlHss.QIT7zQ.aN5eNJBxokPTk5XRp6ccuStpRvd2qZfpaAS1sGZovu1gS.2bB32uVHTBrBSVoNT4lnxOCtqIEhKJqUNdvy_NnyH2eR3z.hULOEGBrLdI6D.CE1GVgaonqeK8rW5pC5GjuGuU5tEKm3ZXyh1eTnTq2NsJw_1mrxwpFnLuP87fW8k.4.MDD4ppGfe24rMXNNxzCNaQc7mWoAKuiy9g35e.WNIEpppEmNdajOToduNLkwbFMuRJjOPsEMb.uMs58nQipVsJ5mm_QCs8gHOmcl3wIWrrRr31DMBePPKGONiLMDGh31eQTCv7iTCbeFSNhlRRdadY4tpPFnP52Dyiz9wYcyCNPMn79B0adBHmQzKdkYOB.4JZsQqe0Abj_pWT5BQEPj.hU5kTpSp05M0.PPUoVaPmOTXZWdnu5tlYegY0HR4N8Zep9kxpe6MIv6zC5YzSeQpXSjZvTn5MAhlB1lcycBv05xQd4S.wRRhW0mJtwvZw6LISWw_di40FIhor6MdWgQbsSz_Svk7OcplvtRE4PE64i1O.9.nkFmX9gEdpVF9berx7652ychBbOte24SyiFKRsNlWPkpd6KS2UFWz5z6Xyy.LJLaJaopRjJPC22A3AIwA5zY4FOix_aR2t.bLzEoDWGHge7Qhet1_zC2cCeUkvRxpGy5KFtcYBFFymuNzgcwbXupRS4H8XtRIznlpk.mN9_FDezL8ma2vawicIRSjLD9UkQ48Vn7_YyzEe_NmfidCtWapUC9nSUnSycmpZ_Z4J2Qsk7skzF6FDOwtfWAnG_ReSrf_ZNA08PlAFiIgMtIfd1U9tebs42jqyGBRVHi95qSBIyaWFkajFJhaVQymm9IZ5mYk3J1BHfMUHoJK_9WfYpX1WXP2oyftZMjth0tDwhcRScRMx4VLArD7iZKp8OwszQ0hMB11F7q0neadK67maymPmw9683vzCgRiAyqkEG90bAQcp8M1m1zChV8uTw24Bqtj_pKtRceH4wjuGWaWVdhUG1ha6jDWRu996O49LnRHSvMJ0zvFQ9O60dCwzjZ2.oNOOI2MmlGLdvQ2PjbYojVm6FJtSrUrkfXgMbawbHCH_U_hSRC649Xvhf.wmZNvUweBmUbUCvrxNp.oGFLz89ZYAwG7c6M7jeSAikQ68Z6JFsT5uR1JvKcL7fcpJ1Lj8HqFUPCnhqSabivaC1UyqeIJI7F3345aALG8CvMe0hJmE5XjceLaU9UGdjDRDRD0ZhhBSuuofHeP.kWSGCrqan.7xGw_YbCrZLN0zMU4XaAj9SjOTUP0.EokQRrjmQzK7Ey6PbcJ8yucdiTwM3jsx413XLig1pujL7sXAnSwYgG5bv9jRGgZ0qnO4Ig1yymNt3vXL3TfMUV6FA32IjA4nGNJptm19_tzh9vnyy3EJf5Nbj5fCpGuIssU6qBzuufUavLdhVfEJJnfjqMvJufjF4BnIpM1gffBAbPAccrLOvTnfoRmrlb3imBEfNl5A23RBvcET92f1CR.BgkQ__TmYnMmC2E1acR3TinnDd5yaw1P_zJ839Rtga9EkwLjFxRuk8_fAC",mdrd: "zbVkLGKHhUY2Ws5MK1dXa3Y8KOICBXK2jjyFdJUXRj8-1739148467-1.2.1.1-uQJf9_6o9GSE.Kx_6W9y3pJLWklSouT5gKmLAzfyiWBGzeFHmL2_NVtySosCjpao7HwOy0vJoPoMG.Kj2OPy82rm8Nc2eAeqqLEVPTx7f.FVp4CDBBW9gpQK7IbdHARxYOS.6dyu3ncsZ48wAazXM8tymYrtTHBiiPFBr9oJ3gK2xd5qCMa6u1TPXyzp_JKe2UT8MATmimRsAcjvx0j28QxSJjxZ30XqTtr09MmpYfnIuRpot9uMeSbLO9_yom3gDefeuMUKuqEBgLe_kUte60jaS5E4CVaP15g6VEvFxYxZtHx9CO8SE_qt.9IctS18GaW7oTULbF9zCT1OzWsyjPpDcLaCRB_v8rNA0rMLYfqDl9zSbjq4Qk5fKCKgTFEy5V7YFXSojWRmREYdoynITSvRl5.p9xlYS638sLdpyQkthc6JA4ldk_vEh5OnwXApy4M.1y3e2xUS6NLRJYqfQEWmCMQzGcyW6PBsFxwb66yyDYUDT2Oap2iZNInIZfKG3i8O8dnaJbdQvn9sBZkX57_HHb3EbA6jjpm0umReXS_01dL2a2LCY77vVFzIsBRDqHYi8U..NGx8dkpgF_urt3JlSfQadPlXVMHFW.5maeMlpVUuYVopjNPYrt.Xg4T9WDG0oTRXxuXReK7zx3numQQuDO.z5QekyKJeHxx6b1pTukNexfTFcuZVkMp9d.LPuhWRvzygNdLR.PoOSxY.hmQrT6CQLMpH1Y.4sCNkm9b8FW5OLBQEbrrW5uyJ712OreeERzOeyt1mH4TQ_oMdd4oHEUO64Kbozm0hnO7U5JvIf2yGF0jA.5T0qKJaTr4bv5RQVW7hQ3UuRCztsum_Jzmv1CDWuZoHVX2cnFqD2y2DXzcD5FG9C.Tb66MwGB5a4xXC.sdCNAUwwhLmpPWoRglqzh6GshEe3avYhY.KTMcB8CIQr2pIgu4YoGiJ5lU30puqTfLOcjP8mxmKAmJMdspxrGm0KIxD6KW_cw2Edm0btCfTaQDz9mraombYoj9TxSpbl8M9_jaoP1hKnDdhe7ZZK7PiN2evea5q_tDjFxIa3mkHBzOgS..ATxSJIWcU8YSIIqtim_wmQW6AGaFxApTo_jOaybKWf7vCMr5gdKrZi3ftgJnRWEJCVWwZWtZvX35JfXUNoELhCXV4eOcfLbV87G9OSRinYDlwGHcSn_i7.opxNqcAjh37t_3oY0O0b8vd1Nxp9HCDcijPcP4T7XpxXuolMugfXNimEpgZ3V5zS6xE.tfJr2NTuFZbu.1mpuL0wcMrMB24C9dRhoO5tg2BccA3Hi5gnAXfS2IcVMDAiUHnFkk6TgAFuTLm0WvavPrsCGgQk7YuRF.c0_ZUY.RMPmB5nATSsddGKrpnm23DyqexqZJfZfnJnifyAskeu9tx7bq0ZRpeDi2.DpfSe_N4qhaqeyNWO2ddtrayKZNY0WE0gUnEHRUsdv7_9oHb6VM3E401Iq_FLYph442z0HRn9Hoef9_7.RMKJcSRpwZRx4cf44PyRd_z4kHith98_FOPnu3C2Tb_Z1p5Ra303samC2DIoiGBqXOERdd.zjPg4rEYm7n0b1Q.zwiNr1enmBK7rynqVpP8az6uS_OAe9cUEL_8VS216OeJGn3FuLDc7HAnzSE2Bb32lD32_ZsHyF5MwwsPIryB_qcLx9Lm0Adojr9wMG_PGq2fBSg3t7HFkGd08HmpmpLuMLe6DOqCTWgUiY9AhgadOvqzlPcvk2FpXS_7CT2_F4mqOiQQX1r6R_u.uEQ2cXQJGhZUTiJJ8NkWmakPsHl9gpA2nCvMcQ5PT3EgizarUELlUTUzKUE"};var cpo = document.createElement('script');cpo.src = '/cdn-cgi/challenge-platform/h/g/orchestrate/chl_page/v1?ray=90f817030c178290';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\/9465308712?__cf_chl_rt_tk=5lyYyJ05Qo6TQIkLZkqwkhajSxoGsMsKZOOuIEMECXw-1739148467-1.0.1.1-XA8hQLfP0h_XZTQ2Rf8CFnz.WiXJTWUu.owyA7ZMt28" + 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