- (Infrastruktur-Level-Domains kurz iTLD)
- (Top-Level-Domains kurz TLDs)
- (Country-Code-Top-Level-Domains kurz ccTLDs)
- (Second-Level-Domains kurz SLD)
- (generic Top-Level-Domains kurz gTLDs)
- (sponsored Top-Level-Domains kurz sTLDs)
- (unsponsored Top-Level-Domains kurz uTLDs)
- (New Top-Level-Domains kurz newTLDs)