Tom.be

Subnet
Calculator
Merger
Name

Subnet details 2a03:1b21:1::/48

Network address 2a03:1b21:1::
Full 2a03:1b21:0001:0000:0000:0000:0000:0000
Prefix length 48
Range 2a03:1b21:1:: - 2a03:1b21:1:ffff:ffff:ffff:ffff:ffff
Number of hosts 1,208,925,819,614,629,174,706,176
Parent subnet 2a03:1b21::/47🔍
Previous subnet 2a03:1b21::/48🔍
Next subnet 2a03:1b21:2::/48🔍

Subnet tree

Route 2000::/3🔍 AS22927 (AR)🔍
Netblock 2a00::/11🔍 EU-ZZ-2A00 (EU)
Netblock 2a03:1b20::/29🔍 SE-31173-20140729 (EU)
Route 2a03:1b21:1::/48🔍 AS214813 ESAB-END-USERS-AS (SE)🔍
Netblock 2a03:1b21:1::/48🔍 NET-31173-2A03-1B21-1-48 (SE)