anchor.diff:  454,1108,18,399,hk,Hongkong China,852,CSL Ltd.
   454,1108,02,47,hk,Hongkong China,852,CSL Ltd.
   454,1108,10,271,hk,Hongkong China,852,CSL/New World PCS Ltd.
  +454,1108,03,63,hk,Hongkong China,852,H3G/Hutchinson
   454,1108,14,335,hk,Hongkong China,852,H3G/Hutchinson
   454,1108,05,95,hk,Hongkong China,852,H3G/Hutchinson
   454,1108,04,79,hk,Hongkong China,852,H3G/Hutchinson
  -454,1108,03,63,hk,Hongkong China,852,H3G/Hutchinson
  +454,1108,20,527,hk,Hongkong China,852,HKT/PCCW
   454,1108,29,671,hk,Hongkong China,852,HKT/PCCW
   454,1108,16,367,hk,Hongkong China,852,HKT/PCCW
   454,1108,19,415,hk,Hongkong China,852,HKT/PCCW
  -454,1108,20,527,hk,Hongkong China,852,HKT/PCCW
   454,1108,47,1151,hk,Hongkong China,852,shared by private TETRA systems
   454,1108,40,1039,hk,Hongkong China,852,shared by private TETRA systems
   454,1108,08,143,hk,Hongkong China,852,Trident Telecom Ventures Ltd.
  
positive.code: 238,568,03,63,dk,Denmark,45,Mach Connectivity ApS
  238,568,07,127,dk,Denmark,45,
  238,568,04,79,dk,Denmark,45,NextGen Mobile Ltd (CardBoardFish)
  238,568,01,31,dk,Denmark,45,TDC Denmark
  238,568,10,271,dk,Denmark,45,TDC Denmark
  238,568,77,1919,dk,Denmark,45,Telenor/Sonofon
  238,568,02,47,dk,Denmark,45,Telenor/Sonofon
  238,568,20,527,dk,Denmark,45,Telia
  
negative.code: 650,1616,10,271,mw,Malawi,265,Zain/Celtel ltd.
  502,1282,01,31,my,Malaysia,60,Art900
  502,1282,151,337,my,Malaysia,60,Baraka Telecom Sdn Bhd
  502,1282,19,415,my,Malaysia,60,CelCom
  502,1282,13,319,my,Malaysia,60,CelCom
  502,1282,16,367,my,Malaysia,60,Digi Telecommunications
  502,1282,10,271,my,Malaysia,60,Digi Telecommunications
  502,1282,20,527,my,Malaysia,60,Electcoms Wireless Sdn Bhd
  