Catalog https://icdc.cen.uni-hamburg.de/thredds/catalog/las/id-433f29722b/catalog.html

Dataset	Size	Last Modified
id-433f29722b		--
data_srv_ftp_data_thredds_standard_precipitation_index_SPI_CRU4_cru_ts_4_05.1901-2020.pre_US_MD-SPI-3.nc.jnl	108.0 bytes	2024-05-26T03:33:00Z

ICDC TDS at Integrated Climate Data Center (ICDC) / University of Hamburg see Info
Documentation