Package check result: NOTE

Check: CRAN incoming feasibility, Result: NOTE
  Maintainer: ‘K. Gerald van den Boogaart <support@boogaart.de>’
  
  Found the following (possibly) invalid URLs:
    URL: https://ima.udg.edu/Activitats/CoDaWork03/
      From: man/acomp.Rd
            man/acomparith.Rd
            man/alr.Rd
            man/compositions.Rd
            man/gsigetbalstruct.Rd
            man/gsimerge2signary.Rd
            man/gsivarwithlosts.Rd
            man/ilr.Rd
            man/ilrBase.Rd
            man/pairwisePlot.Rd
            man/plot.Rd
            man/princompacomp.Rd
            man/pwlr.Rd
            man/pwlrPlot.Rd
            man/zeroreplace.Rd
      Status: Error
      Message: SSL peer certificate or SSH remote key was not OK [ima.udg.edu]:
        server verification failed: certificate signer not trusted. (CAfile: /etc/ssl/certs/ca-certificates.crt CRLfile: none)
    URL: https://ima.udg.edu/Activitats/CoDaWork05/
      From: man/acomp.Rd
            man/acomparith.Rd
            man/balancebase.Rd
            man/codadendrogram.Rd
            man/compositions.Rd
            man/pairwisePlot.Rd
            man/plot.Rd
            man/princompacomp.Rd
            man/pwlrPlot.Rd
            man/rDirichlet.Rd
            man/zeroreplace.Rd
      Status: Error
      Message: SSL peer certificate or SSH remote key was not OK [ima.udg.edu]:
        server verification failed: certificate signer not trusted. (CAfile: /etc/ssl/certs/ca-certificates.crt CRLfile: none)
    URL: https://ima.udg.edu/Activitats/CoDaWork08/
      From: man/balancebase.Rd
            man/pairwisePlot.Rd
            man/pwlrPlot.Rd
      Status: Error
      Message: SSL peer certificate or SSH remote key was not OK [ima.udg.edu]:
        server verification failed: certificate signer not trusted. (CAfile: /etc/ssl/certs/ca-certificates.crt CRLfile: none)

No changes to worse in reverse depends.