MCI Telecommunications Corporation

IPv4 IPv6

Updated: 03 July 2020

We found 16 IPv4 networks operated by this organization:
Results sorted by network size.

United States MCI Telecommunications
MCI-NETCS3

CIDR: N/A
IP Range: 166.32.0.0 - 166.40.255.255
Block size: 589,824

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United States MCI Telecommunications
MCI-NETCS21

CIDR: 166.48.0.0/14
IP Range: 166.50.0.0 - 166.53.255.255
Block size: 262,144

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United States MCI Telecommunications
MCI-NETCS13

CIDR: N/A
IP Range: 166.42.0.0 - 166.44.255.255
Block size: 196,608

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United States MCI Telecommunications
MCI-NETCS17

CIDR: 166.46.0.0/15
IP Range: 166.46.0.0 - 166.47.255.255
Block size: 131,072

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United States MCI Telecommunications Corporation
MCI-INT-NET

CIDR: 146.170.0.0/16
IP Range: 146.170.0.0 - 146.170.255.255
Block size: 65,536

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United States MCI Telecommunications Corporation
MCI-DSN

CIDR: 159.24.0.0/16
IP Range: 159.24.0.0 - 159.24.255.255
Block size: 65,536

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United States MCI Telecommunications Corporation
MCI-TEXAS

CIDR: 192.201.0.0/16
IP Range: 192.201.0.0 - 192.201.255.255
Block size: 65,536

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United States MCI Telecommunications
MCI-NETCS27

CIDR: 166.56.0.0/16
IP Range: 166.56.0.0 - 166.56.255.255
Block size: 65,536

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United States MCI Telecommunications
MCI-NETCS28

CIDR: 166.57.0.0/16
IP Range: 166.57.0.0 - 166.57.255.255
Block size: 65,536

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United States MCI Telecommunications
MCI-NETCS29

CIDR: 166.58.0.0/16
IP Range: 166.58.0.0 - 166.58.255.255
Block size: 65,536

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United States MCI Telecommunications
MCI-NETCS30

CIDR: 166.59.0.0/16
IP Range: 166.59.0.0 - 166.59.255.255
Block size: 65,536

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United States MCI Telecommunications
MCI-NETCS31

CIDR: 166.60.0.0/16
IP Range: 166.60.0.0 - 166.60.255.255
Block size: 65,536

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United States MCI Telecommunications
MCI-NETCS32

CIDR: 166.61.0.0/16
IP Range: 166.61.0.0 - 166.61.255.255
Block size: 65,536

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United States MCI Telecommunications Corp
NET-MCI1

CIDR: N/A
IP Range: 192.135.71.0 - 192.135.75.255
Block size: 1,280

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United States MCI Telecommunications
MCISOUTHFLD

CIDR: 192.132.246.0/24
IP Range: 192.132.246.0 - 192.132.246.255
Block size: 256

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United States MCI Telecommunications
MCI-SHNET

CIDR: 192.138.175.0/24
IP Range: 192.138.175.0 - 192.138.175.255
Block size: 256

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