Looking for logging into the Copernicus Esa site and are not getting the correct working link for it? In such a case, you can use the links given here by searching your desired login page in the search box. If the page is present on our website then you will get all the links related to the Copernicus Esa site. After that you can login as usual with your login credentials.
https://scihub.copernicus.eu/
https://scihub.copernicus.eu/dhus/
http://www.esa.int/ger/ESA_in_your_country/Germany/Die_Copernicus-Dienste
https://www.esa.int/ger/ESA_in_your_country/Germany/Copernicus_-_die_Weltraumkomponente
https://www.esa.int/Our_Activities/Observing_the_Earth/Copernicus
https://www.esa.int/
https://sentinel.esa.int/web/sentinel/sentinel-data-access
https://sentinel.esa.int/
https://www.esa.int/Our_Activities/Observing_the_Earth/Copernicus/Sentinel-2
https://de.wikipedia.org/wiki/Copernicus_(Erdbeobachtungsprogramm)
https://www.d-copernicus.de/daten/datenzugang/
https://en.wikipedia.org/wiki/Copernicus_Programme
https://www.zeit.de/wissen/2014-04/satellit-copernicus-esa