Whois
Various Registries (Maintained by ARIN) NET166 (NET-166-0-0-0-0) 166.0.0.0 - 166.255.255.255
Verizon Business MCI-NETCS3 (NET-166-32-0-0-1) 166.32.0.0 - 166.40.255.255
CIDR IP address subranges within 166.33.0.0/19 subnet
- 166.33.0.0/24
- 166.33.1.0/24
- 166.33.2.0/24
- 166.33.3.0/24
- 166.33.4.0/24
- 166.33.5.0/24
- 166.33.6.0/24
- 166.33.7.0/24
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- 166.33.9.0/24
- 166.33.10.0/24
- 166.33.11.0/24
- 166.33.12.0/24
- 166.33.13.0/24
- 166.33.14.0/24
- 166.33.15.0/24
- 166.33.16.0/24
- 166.33.17.0/24
- 166.33.18.0/24
- 166.33.19.0/24
- 166.33.20.0/24
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- 166.33.25.0/24
- 166.33.26.0/24
- 166.33.27.0/24
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- 166.33.29.0/24
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- 166.33.31.0/24