Comprehensive guides and articles about ASN registration, IP resources, inter-RIR transfers, and LIR management.
The registry record, the ROA and the BGP setup that make a leased block usable, plus what leasing costs against buying at September 2026 prices.
Run-out dates for IANA and the five RIRs, what each registry still hands out, and how buying compares with leasing at August 2026 market prices.
Purchase and lease prices per block size (August 2026), the ARIN and RIPE NCC fees each route adds, and the horizon past which buying beats leasing.
What a leased PA block does for an ISP and what it costs next to RIPE NCC membership, with the cases where a portable IPv6 PI /48 is the better buy.
A clause-by-clause checklist for lessors and lessees, plus what each of the five RIRs says about leased address space, LACNIC's March 2026 rule included.
Who deducts what, when EU VAT is reverse-charged, when US withholding applies, and why ASC 842 and IFRS 16 treat an IP address lease differently.