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The webpage at https://d.authz.ac1.nhk/idp/authorize?area=130&client_id=39901177469&code_challenge=6yix-Nha1i_bsTQ8u-AfRWJ57XO1HTPz49d3Pf57cW0&code_challenge_method=S256&entity=none&jisx0402=13101&postal=1000001&pref=13&profileType=emergency&redirect_uri=https%3A%2F%2Fnews.web.nhk%2Ftix%2Fidpresponse&response_type=code&state=7x24OXE91Szm7uweCCquc5CjKzdIWkDXhq33oWAG3b8u2AfYMR0uPZyYJvyBdxphPOAfBreFIdJFFx3998vavg%3D%3D might be temporarily down or it may have moved permanently to a new web address.