Twin directories of spak:

[DIR]  ftp://ftp.kfki.hu/pub/packages/security/COAST/netutils/spak/
[DIR]  ftp://ftp.dntis.ro/pub/.1/ftp.hacktic.nl/security/coast.cs.purdue.edu/unix/netutils/spak/
[DIR]  ftp://ftp.sdsc.edu/pub/mirrors/coast.cs.purdue.edu/pub/tools/unix/netutils/spak/
[DIR]  ftp://ftp.cerias.purdue.edu/pub/tools/unix/netutils/spak/
[DIR]  ftp://ftp.ussg.iu.edu/pub/security/tools/unix/netutils/spak/
[DIR]  ftp://ftp.cuhk.hk/.1/packages/security/purdue/netutils/spak/
[DIR]  ftp://192.87.102.42/vol/4/coast_archive/netutils/spak/
[DIR]  ftp://192.87.102.43/vol/4/coast_archive/netutils/spak/
[DIR]  ftp://192.87.102.43/vol/2/coast_archive/netutils/spak/
[DIR]  ftp://ftp.acn.gr/pub/security/software/netutils/spak/
[DIR]  ftp://192.87.102.42/vol/2/coast_archive/netutils/spak/