Tom.be

Subnet
Calculator
Merger
Name

Subnet details 2001:728:0:5000:51::/81

Network address 2001:728:0:5000:51::
Full 2001:0728:0000:5000:0051:0000:0000:0000
Prefix length 81
Range 2001:728:0:5000:51:: - 2001:728:0:5000:51:7fff:ffff:ffff
Number of hosts 140,737,488,355,328
Parent subnet 2001:728:0:5000:51::/80🔍
Previous subnet 2001:728:0:5000:50:8000::/81🔍
Next subnet 2001:728:0:5000:51:8000::/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)