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-127341879047.mit-edu.top/post/7580629143

  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-127341879047.mit-edu.top",cType: 'managed',cRay: '90fcf289cf7e13b9',cH: 'k.D8gYrEp87f86P21fDRCYqzYJ0XRu5tdA2oJ2PCXwc-1739199402-1.2.1.1-2fIF5Bzeakm8D7qydIT2eMfsI4YSZgNMZNoN1VWEPHYHVkqGBdk6XMCT9wgLE1Qi',cUPMDTk: "\/post\/7580629143?__cf_chl_tk=FzeSW1qu01_1C9wD71DSMXEx2Bi9xuZs_ueYgIteGeQ-1739199402-1.0.1.1-S8QiGhfM.vEYh6yX5zd9orBjoB.u5rjT5TiVCQz8DIs",cFPWv: 'g',cITimeS: '1739199402',cTTimeMs: '1000',cMTimeMs: '390000',cTplC: 0,cTplV: 5,cTplB: 'cf',cK: "",fa: "\/post\/7580629143?__cf_chl_f_tk=FzeSW1qu01_1C9wD71DSMXEx2Bi9xuZs_ueYgIteGeQ-1739199402-1.0.1.1-S8QiGhfM.vEYh6yX5zd9orBjoB.u5rjT5TiVCQz8DIs",md: "BB4YfSx0FeuF_lT0w4Cla7_cpEFUIEBp7XfsoFPD1Ho-1739199402-1.2.1.1-lAQO3r4ZKggNJx2Eqmyrq1OIdKls.eBI4fNHCQU2AiZitftdcHRxGvFdbGMzujCHwYtYnNwipV3XDNqCUPP.wlCLRi8jbQ1gcB.Dlg._JF7Wv922nPPrZvOQRBjULXT2aQowwPa4BgH9TAxEXx7X196GVB5I4ck5b7qdr.Qii.F9mq7XEEfB8PSmUi_4RZoZIDgmUGOQ8hPczm2w3y5VcZbHG.M6x58x9D8SQChdD5BcbhOdwIvP8IlTbb39ozZr4jiV8IGpzKO4AhwEOEy3oLMf.IFiD.dHwP8u8G0G3x6GsD.4XmLWiZbGNWyP.mOvf7sWWg3fbedpB7qns6OspB8mgu61zYJnUxkIinQDIkwBxE93wlMHzah7zfmaoMp6gaoaDaLA7pOj6DNOz8v3D6s8pK2j_4KNROyXk3mkFuQvoGzQeEUQ6171RzXiJx24mSesI4KM0Qjzdu01N_NIOQHBKA6GuCSJW4zjZ.9CMOrruyOmMwXqfDyM89Fx12R.K7axU10s7A4S6uRHsyUU2ZLq0OlINlgh7X1t.ex0G7RSrN0awcPOUwdkctKziFagUdrQhvZHylWAL11Go6lvpByP.Lkr3HSFoeGRaKg10SiG1WTIKZvq0.mXXXicBvYv6IwC0jF.UhMX51N9Z.EDKcqe4tz3Orsg3tvU9pYUSatg4YxBdS6i8Vh_lxJu8YnNaM_HCNpMFrEvxCi9Br.viRpGMGFs78a6zrxSrShMDrYvB4rPz245GHFBxqblhyNBdkZlRh_2DL.Dm.PMfDd1kQBsV0XIpICdd.5OREhJhhZILMBmjlivnzJvpJ7Afv_MzuX8gV8EFQappHZNhkezR_lcDFatvewnpHi3kF7tu5tQubrXQwTycKnHjEmPcaSObY5abxhnG_FG414JnyOYvujO2xMji8WbOdm5avhNCWTlbWGnrYHcgw5pJl5Zq2lsko3J58xhjP7iK70t2mdf3xJThcwo_RvjX3KQa66Z9X9x9Z55WehbWDQJq0gUbSGmlns8sYAok.Md96EUnFd0ElZHzmyoFrP2Clf8wsijUu3bRIAUOlL5ef0Sz3gQxYs6QQphsqDp7b0XdhZqQSHrE5Knri3v_iKzrY1eklksJdsoESgYISm7GyiHO.o_ipabd_TQ.No0nuvd8YktAPGQ2yl.c8Y1DGbLTOJ8V6C018BLnEFcnZzU.dMKY3vTl5LzJxJTcXW2TSb.k5AzNQG6kgAWx8.c911Ah45FeXiWBeXU1idelY5.mgkeCKB4YRY.8airevtwp2RdNDNHWfQqOHEgKiy8b4KTveEcxDDa.qfflM4qes9fZWP7tRqtpuH7YkUVef5HsRFMnSqIXBO9y6cDITjr_YJZUtNu2icYcr5tF2XDKBJC4Tc8I7lxryWeyaB2HiBwBGOOgbKtm1jtwkAZ_6vs5o5VrDjfkb5ExEjKr7QtY9G.HI4vIwmrMQNi0YNHAYMTfQsRijgrhzJuK_AQmX7p8xPU86JTeu7SZd9UgHYeUHwtux_U61VCIkejL7jk7urfEsNyzfuBxBjzzTSsT7CJ3fPi6y8U.0asYcDdjPlg9Qg8NB.vIFA1O7DcgORt76.xzeNEy2vkVinroJrPYGgYfVWFQRYDH6POuOW3vcYfx3xe8EfU.3DNrWEysWnm8RMtA59wCb3QdEJgIFSeIXlz5BXLIY4RqOfDlQIjyKJHHzO11FDwCd1bzudw7H04tqsGKirFIAPxahRFZjsMIzQo6tqb_8dHoQcb.NO.O.jIznQNDSnLpdFztUyVo5QB1yxcjROMNhh1CuihOhsP6eP_hkDGUGni3VPxLfJA1eQZ1oE0pQWwv1Ly61rlYSWmmfQlFYd2TVzfAMJ8fo9JMZ_NpV99uCaMd.qtQNL8jfWL3wXlGtTuSrAnsm10rGguM4UQk1gGfKJnUTklXjSH4MczNqdM1SOw6TuqOvlVepi74VHqjIASQMWwJUj8MX7NBVYnh1x4MpWhOhgmDzxvcq_5zo1e1gm11U6ZGU2A5eogMqMdnnUUaqfT.di61VjyXGs8E7z4_ImnrXfnNh_EniMV3SANUniSnUOhm7QbdKqK4N95gy5aqBr4_vOucq9cM1ZOP_JNzNEAQwqnR0TPfC_39_H7PoRa9uM6.xxGdmVeOaDesWag1.tu6hidv2_QbTrNg7bdMfqtUdQrxq3ICttYyI8_eZnqNwpou.aUhyghW_ygShG0PfmewA7f",mdrd: "jjMnDEBnO1i0fwRq8MJRGRt8mCLKokFRFtj3Csy96YA-1739199402-1.2.1.1-qOuIxYIezffZfuMgXF8GDtFJ6m.ei6V_29AnKITcsdSLzvwAqDo.LqwqrNe_38JrUKd1zF8tozEBT20La1YFr8Rjwl_ZWpN5dgmVCSO.6j226kn5hH2PAIWAmt9E1ySjD6H9pi6evGv5YZD4CEv12Ys5PdEvLFg2Tif.i6oVH5txbC39__YHoCvJL_cfblrIePm1n3xjtnu5JaaDDJyJOE.50OxfgtJz6vtD66rQfebkmiLrqXNuki62pobhaaoF8QYap2sXeV70phv9TTbUkpX5UVghhf_rNikYRM2dUUrr2MA_81wetoPWPJiZuK1Skh5Cv6SOVI2VQgEEtfGW.0Qgk1i9CA7rd.343Vo0a2fVPrpSCiz.OHeEBPL0SIShNYd8dzNXIItpsPJMyGNvLfjrBSxPvZTZ1EOuc3AEuyo1qoDyrHj3UrPcYvrLAegvxTDCgizB3csH0GxIxpgxcwxDlPjxso1Z10WVj_kqUY60dX6Q0JSmQ6zD_a0lH06QNMyJMPOZSUGx8nbj7giCucmBZZhGSt4VClmZYs3XppzsbD6.ZJQDvprWedWndTEK8.mVB3ALQxYsQjqK0xgUCGiqwHqmqrsYbkUDJnYZ.16d1yWaLip_epGN.cYzu0J5AgYqfWA3SYzwNzFbZ5MzM7dcz4XyXbgGq0L3cJmSVSKOzpOZ_jAG5PZjvXi08KtOQYsUP2g76MiNOoB4urmBz96raRlNPVT.bOg5hnsr57C3wxq90e7yiAvvFgw0nK5IZv_i1JckpLq8acu1W9CyYwMoBryr1h7FXvQPXNnb0fGoMsqMeOEoyFhn1gOZJxUMxFUI7TuznDrC17njqIS5wNaknYdI.nzMdf.vPVeDpCUB_CZq_dWNbBAAsbeA3alH4urZK_MRuGNhRwzaY7vyy1oJyQy8QgY39kI_.RYP3IKvAROTYJFpUqLHpKvRRhZVA8Z29uaMwBL6Dl0yatIMdobuDdFhPaf8LsVFJVV3.ZNxkjAeR3t_wb1I4FTjOZkHIif.Z2cRFTRoUv9gE4kl8BmaZBwVBA78ovMby.DKGd_KtrFBQVrTUwHx6Z1rbSyUK5Jquj7Qr8CRvUO8v6VCbADwE_MtfGMQ1B4mFdZdlMjkt09LJmjZXW8ignZfuWUiRCDXHgwM3mPI8t1Xc5q4ecQ9iBpcPWjnyuwL2FZKVLHgv3K1MV2g9tGmIW1fx349W1vQCdqkRaFhIjY6xi6LeMb7vBFMsu5ofHB2TAvowQCdbrCrkviCY0NbNIFQ27F.1vwUbxE5R7mmkH74H6Eou4ZR.wFocb8sFX6ZWzJVK8FA046ASLL9whGHzevrOg_OQEvQhSDSGvld7_MB0xeGJVm.8sTldXx1iaSZyKG.OA5CwIQmnpCm_YhcJaeQtGMHQ954SkN_M0M8eCgptVl9SmBt4tDBOV13gNJqAk7HVVp0_D1knx8jxGJbsQHYuX5YoDaN2ggoU2L.kEI2FeIi14HYAeb9lt8A1KzyrsOmjeH.7TLmDXkaZyG20IlDQntBgkW8Pi23niSKNuuF7_VaovpFTVYBKNPW11u7BSDFlU6q4dwpD0jWyQcsGcE5CStTJNHgJ70c3tUmasvIBUCGKM86ZciXgp7_ndLGpjWxW4QGiqoZSMkkmF.Wq7GaqDKY.gNStpku0G8PcTUb7U9t2XzeWR065rWrM9xj0XzikBrHFFc8gBhzYkh_ECCNOD1C.4l_tm7RtvjjGGVE8bi48Ziji0.whdwSY3DjRA2nhER8t5eO1NxAV93awSY6CTy8Y8TJmMDZpwpzf6.m751AIA"};var cpo = document.createElement('script');cpo.src = '/cdn-cgi/challenge-platform/h/g/orchestrate/chl_page/v1?ray=90fcf289cf7e13b9';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\/7580629143?__cf_chl_rt_tk=FzeSW1qu01_1C9wD71DSMXEx2Bi9xuZs_ueYgIteGeQ-1739199402-1.0.1.1-S8QiGhfM.vEYh6yX5zd9orBjoB.u5rjT5TiVCQz8DIs" + 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