Tom.be

Subnet
Calculator
Merger
Name

Subnet details 2001:728:0:4fff:ff91::/81

Network address 2001:728:0:4fff:ff91::
Full 2001:0728:0000:4fff:ff91:0000:0000:0000
Prefix length 81
Range 2001:728:0:4fff:ff91:: - 2001:728:0:4fff:ff91:7fff:ffff:ffff
Number of hosts 140,737,488,355,328
Parent subnet 2001:728:0:4fff:ff91::/80🔍
Previous subnet 2001:728:0:4fff:ff90:8000::/81🔍
Next subnet 2001:728:0:4fff:ff91:8000::/81🔍

Subnet tree

Route 2000::/3🔍 AS22927 (AR)🔍
Route 2000::/6🔍 AS52095 NETASSIST-Greece (CZ)🔍
Netblock 2001:600::/23🔍 EU-ZZ-2001-0600 (EU)
Netblock 2001:728::/32🔍 UK-NTTUNITED-20010717 (GB)
Netblock 2001:728::/48🔍 NTTE-V6-INFRA-NET (GB)