Comcast Cable Communications Holdings, Inc

IPv4 IPv6

Updated: 03 July 2020

We found 101 IPv4 networks operated by this organization.
The first 100 networks are displayed.
Results sorted by network size.

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United States Comcast Cable Communications Holdings, Inc
NEW-ENGLAND-4

CIDR: 24.60.0.0/15
IP Range: 24.60.0.0 - 24.61.255.255
Block size: 131,072

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United States Comcast Cable Communications Holdings, Inc
NEW-ENGLAND-5

CIDR: 24.62.0.0/15
IP Range: 24.62.0.0 - 24.63.255.255
Block size: 131,072

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United States Comcast Cable Communications Holdings, Inc
XFINITYWIFI-5

CIDR: 50.144.0.0/15
IP Range: 50.144.0.0 - 50.145.255.255
Block size: 131,072

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United States Comcast Cable Communications Holdings, Inc
PENNSYLVANIA-4

CIDR: 71.60.0.0/15
IP Range: 71.60.0.0 - 71.61.255.255
Block size: 131,072

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United States Comcast Cable Communications Holdings, Inc
MEMPHIS-1

CIDR: 75.64.0.0/15
IP Range: 75.64.0.0 - 75.65.255.255
Block size: 131,072

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United States Comcast Cable Communications Holdings, Inc
BOSTON-11

CIDR: 75.68.0.0/15
IP Range: 75.68.0.0 - 75.69.255.255
Block size: 131,072

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United States Comcast Cable Communications Holdings, Inc
COLORADO-23

CIDR: 75.70.0.0/15
IP Range: 75.70.0.0 - 75.71.255.255
Block size: 131,072

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United States Comcast Cable Communications Holdings, Inc
ATLANTA-23

CIDR: 24.98.0.0/16
IP Range: 24.98.0.0 - 24.98.255.255
Block size: 65,536

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United States Comcast Cable Communications Holdings, Inc
ATLANTA-24

CIDR: 24.99.0.0/16
IP Range: 24.99.0.0 - 24.99.255.255
Block size: 65,536

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United States Comcast Cable Communications Holdings, Inc
MICHIGAN-63

CIDR: 24.127.0.0/16
IP Range: 24.127.0.0 - 24.127.255.255
Block size: 65,536

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United States Comcast Cable Communications Holdings, Inc
BAYAREA-CPE-30

CIDR: 24.130.0.0/16
IP Range: 24.130.0.0 - 24.130.255.255
Block size: 65,536

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United States Comcast Cable Communications Holdings, Inc
NEW-ENGLAND-16

CIDR: 66.30.0.0/16
IP Range: 66.30.0.0 - 66.30.255.255
Block size: 65,536

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United States Comcast Cable Communications Holdings, Inc
NEW-ENGLAND-17

CIDR: 66.31.0.0/16
IP Range: 66.31.0.0 - 66.31.255.255
Block size: 65,536

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United States Comcast Cable Communications Holdings, Inc
MIAMI-3

CIDR: 66.176.0.0/16
IP Range: 66.176.0.0 - 66.176.255.255
Block size: 65,536

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United States Comcast Cable Communications Holdings, Inc
XFINITYWIFI-6

CIDR: 50.146.0.0/16
IP Range: 50.146.0.0 - 50.146.255.255
Block size: 65,536

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United States Comcast Cable Communications Holdings, Inc
XFINITYWIFI-11

CIDR: 50.153.0.0/16
IP Range: 50.153.0.0 - 50.153.255.255
Block size: 65,536

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United States Comcast Cable Communications Holdings, Inc
SFBA-20

CIDR: 69.181.0.0/16
IP Range: 69.181.0.0 - 69.181.255.255
Block size: 65,536

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United States Comcast Cable Communications Holdings, Inc
RICHMOND-28

CIDR: 71.62.0.0/16
IP Range: 71.62.0.0 - 71.62.255.255
Block size: 65,536

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United States Comcast Cable Communications Holdings, Inc
MEMPHIS-2

CIDR: 75.66.0.0/16
IP Range: 75.66.0.0 - 75.66.255.255
Block size: 65,536

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United States Comcast Cable Communications Holdings, Inc
BOSTON-12

CIDR: 75.67.0.0/16
IP Range: 75.67.0.0 - 75.67.255.255
Block size: 65,536

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United States Comcast Cable Communications Holdings, Inc
MINNESOTA-12

CIDR: 75.72.0.0/16
IP Range: 75.72.0.0 - 75.72.255.255
Block size: 65,536

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United States Comcast Cable Communications Holdings, Inc
MINNESOTA-19

CIDR: 75.73.0.0/16
IP Range: 75.73.0.0 - 75.73.255.255
Block size: 65,536

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United States Comcast Cable Communications Holdings, Inc
NEW-ENGLAND-2

CIDR: 24.34.0.0/17
IP Range: 24.34.0.0 - 24.34.127.255
Block size: 32,768

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United States Comcast Cable Communications Holdings, Inc
NEW-ENGLAND-3

CIDR: 24.34.128.0/17
IP Range: 24.34.128.0 - 24.34.255.255
Block size: 32,768

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United States Comcast Cable Communications Holdings, Inc
NEW-ENGLAND-6

CIDR: 24.91.0.0/17
IP Range: 24.91.0.0 - 24.91.127.255
Block size: 32,768

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United States Comcast Cable Communications Holdings, Inc
NEW-ENGLAND-7

CIDR: 24.91.128.0/17
IP Range: 24.91.128.0 - 24.91.255.255
Block size: 32,768

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United States Comcast Cable Communications Holdings, Inc
MINNESOTA-1

CIDR: 24.118.0.0/17
IP Range: 24.118.0.0 - 24.118.127.255
Block size: 32,768

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United States Comcast Cable Communications Holdings, Inc
MINNESOTA-16

CIDR: 24.118.128.0/17
IP Range: 24.118.128.0 - 24.118.255.255
Block size: 32,768

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United States Comcast Cable Communications Holdings, Inc
DC-26

CIDR: 24.126.0.0/17
IP Range: 24.126.0.0 - 24.126.127.255
Block size: 32,768

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United States Comcast Cable Communications Holdings, Inc
ATLANTA-15

CIDR: 24.126.128.0/17
IP Range: 24.126.128.0 - 24.126.255.255
Block size: 32,768

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United States Comcast Cable Communications Holdings, Inc
NEW-ENGLAND-9

CIDR: 24.128.128.0/17
IP Range: 24.128.128.0 - 24.128.255.255
Block size: 32,768

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United States Comcast Cable Communications Holdings, Inc
NEW-ENGLAND-10

CIDR: 24.147.0.0/17
IP Range: 24.147.0.0 - 24.147.127.255
Block size: 32,768

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United States Comcast Cable Communications Holdings, Inc
NEW-ENGLAND-11

CIDR: 24.147.128.0/17
IP Range: 24.147.128.0 - 24.147.255.255
Block size: 32,768

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United States Comcast Cable Communications Holdings, Inc
NEW-ENGLAND-12

CIDR: 24.218.0.0/17
IP Range: 24.218.0.0 - 24.218.127.255
Block size: 32,768

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United States Comcast Cable Communications Holdings, Inc
NEW-ENGLAND-13

CIDR: 24.218.128.0/17
IP Range: 24.218.128.0 - 24.218.255.255
Block size: 32,768

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United States Comcast Cable Communications Holdings, Inc
MINNESOTA-7

CIDR: 66.41.0.0/17
IP Range: 66.41.0.0 - 66.41.127.255
Block size: 32,768

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United States Comcast Cable Communications Holdings, Inc
MINNESOTA-18

CIDR: 66.41.128.0/17
IP Range: 66.41.128.0 - 66.41.255.255
Block size: 32,768

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United States Comcast Cable Communications Holdings, Inc
JACKSONVILLE-3

CIDR: 66.177.0.0/17
IP Range: 66.177.0.0 - 66.177.127.255
Block size: 32,768

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United States Comcast Cable Communications Holdings, Inc
MIAMI-21

CIDR: 66.229.0.0/17
IP Range: 66.229.0.0 - 66.229.127.255
Block size: 32,768

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United States Comcast Cable Communications Holdings, Inc
MIAMI-22

CIDR: 66.229.128.0/17
IP Range: 66.229.128.0 - 66.229.255.255
Block size: 32,768

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United States Comcast Cable Communications Holdings, Inc
CENTRALCALI-CPE-4

CIDR: 73.48.128.0/17
IP Range: 73.48.128.0 - 73.48.255.255
Block size: 32,768

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United States Comcast Cable Communications Holdings, Inc
MEMPHIS-9

CIDR: 73.177.0.0/17
IP Range: 73.177.0.0 - 73.177.127.255
Block size: 32,768

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United States Comcast Cable Communications Holdings, Inc
ATLANTA-13

CIDR: 71.56.0.0/17
IP Range: 71.56.0.0 - 71.56.127.255
Block size: 32,768

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United States Comcast Cable Communications Holdings, Inc
ILLINOIS-18

CIDR: 71.57.0.0/17
IP Range: 71.57.0.0 - 71.57.127.255
Block size: 32,768

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United States Comcast Cable Communications Holdings, Inc
CPA-6

CIDR: 71.58.128.0/17
IP Range: 71.58.128.0 - 71.58.255.255
Block size: 32,768

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United States Comcast Cable Communications Holdings, Inc
OREGON-21

CIDR: 71.59.128.0/17
IP Range: 71.59.128.0 - 71.59.255.255
Block size: 32,768

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United States Comcast Cable Communications Holdings, Inc
RICHMOND-29

CIDR: 71.63.0.0/17
IP Range: 71.63.0.0 - 71.63.127.255
Block size: 32,768

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United States Comcast Cable Communications Holdings, Inc
BEAVERTON-6

CIDR: 71.63.128.0/17
IP Range: 71.63.128.0 - 71.63.255.255
Block size: 32,768

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United States Comcast Cable Communications Holdings, Inc
NEW-ENGLAND-15

CIDR: 65.96.128.0/17
IP Range: 65.96.128.0 - 65.96.255.255
Block size: 32,768

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United States Comcast Cable Communications Holdings, Inc
MIAMI-23

CIDR: 75.74.0.0/17
IP Range: 75.74.0.0 - 75.74.127.255
Block size: 32,768

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United States Comcast Cable Communications Holdings, Inc
MIAMI-24

CIDR: 75.74.128.0/17
IP Range: 75.74.128.0 - 75.74.255.255
Block size: 32,768

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United States Comcast Cable Communications Holdings, Inc
ATLANTA-2

CIDR: 24.30.0.0/18
IP Range: 24.30.0.0 - 24.30.63.255
Block size: 16,384

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United States Comcast Cable Communications Holdings, Inc
JACKSONVILLE-1

CIDR: 24.129.0.0/18
IP Range: 24.129.0.0 - 24.129.63.255
Block size: 16,384

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United States Comcast Cable Communications Holdings, Inc
JACKSONVILLE-19

CIDR: 24.129.64.0/18
IP Range: 24.129.64.0 - 24.129.127.255
Block size: 16,384

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United States Comcast Cable Communications Holdings, Inc
PENNSYLVANIA-3

CIDR: 24.131.64.0/18
IP Range: 24.131.64.0 - 24.131.127.255
Block size: 16,384

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United States Comcast Cable Communications Holdings, Inc
MINNESOTA-11

CIDR: 24.131.128.0/18
IP Range: 24.131.128.0 - 24.131.191.255
Block size: 16,384

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United States Comcast Cable Communications Holdings, Inc
PENNSYLVANIA-2

CIDR: 24.131.192.0/18
IP Range: 24.131.192.0 - 24.131.255.255
Block size: 16,384

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United States Comcast Cable Communications Holdings, Inc
JACKSONVILLE-4

CIDR: 66.177.128.0/18
IP Range: 66.177.128.0 - 66.177.191.255
Block size: 16,384

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United States Comcast Cable Communications Holdings, Inc
ATLANTA-8

CIDR: 69.180.0.0/18
IP Range: 69.180.0.0 - 69.180.63.255
Block size: 16,384

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United States Comcast Cable Communications Holdings, Inc
MINNESOTA-6

CIDR: 69.180.128.0/18
IP Range: 69.180.128.0 - 69.180.191.255
Block size: 16,384

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United States Comcast Cable Communications Holdings, Inc
MIAMI-1

CIDR: 65.34.128.0/18
IP Range: 65.34.128.0 - 65.34.191.255
Block size: 16,384

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United States Comcast Cable Communications Holdings, Inc
MIAMI-20

CIDR: 65.34.192.0/18
IP Range: 65.34.192.0 - 65.34.255.255
Block size: 16,384

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United States Comcast Cable Communications Holdings, Inc
COLORADO-16

CIDR: 71.56.192.0/18
IP Range: 71.56.192.0 - 71.56.255.255
Block size: 16,384

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United States Comcast Cable Communications Holdings, Inc
MIAMI-10

CIDR: 71.57.128.0/18
IP Range: 71.57.128.0 - 71.57.191.255
Block size: 16,384

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United States Comcast Cable Communications Holdings, Inc
CPA-5

CIDR: 71.58.64.0/18
IP Range: 71.58.64.0 - 71.58.127.255
Block size: 16,384

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United States Comcast Cable Communications Holdings, Inc
ATLANTA-16

CIDR: 71.59.0.0/18
IP Range: 71.59.0.0 - 71.59.63.255
Block size: 16,384

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United States Comcast Cable Communications Holdings, Inc
PA-34

CIDR: 71.59.64.0/18
IP Range: 71.59.64.0 - 71.59.127.255
Block size: 16,384

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United States Comcast Cable Communications Holdings, Inc
RICHMOND-23

CIDR: 75.75.0.0/18
IP Range: 75.75.0.0 - 75.75.63.255
Block size: 16,384

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United States Comcast Cable Communications Holdings, Inc
ATLANTA-3

CIDR: 24.30.64.0/19
IP Range: 24.30.64.0 - 24.30.95.255
Block size: 8,192

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United States Comcast Cable Communications Holdings, Inc
ATLANTA-16

CIDR: 24.30.96.0/19
IP Range: 24.30.96.0 - 24.30.127.255
Block size: 8,192

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United States Comcast Cable Communications Holdings, Inc
ATLANTA-1

CIDR: 24.131.32.0/19
IP Range: 24.131.32.0 - 24.131.63.255
Block size: 8,192

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United States Comcast Cable Communications Holdings, Inc
MINNESOTA-2

CIDR: 24.245.0.0/19
IP Range: 24.245.0.0 - 24.245.31.255
Block size: 8,192

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United States Comcast Cable Communications Holdings, Inc
MINNESOTA-17

CIDR: 24.245.32.0/19
IP Range: 24.245.32.0 - 24.245.63.255
Block size: 8,192

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United States Comcast Cable Communications Holdings, Inc
ATLANTA-6

CIDR: 66.56.0.0/19
IP Range: 66.56.0.0 - 66.56.31.255
Block size: 8,192

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United States Comcast Cable Communications Holdings, Inc
ATLANTA-25

CIDR: 66.56.32.0/19
IP Range: 66.56.32.0 - 66.56.63.255
Block size: 8,192

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United States Comcast Cable Communications Holdings, Inc
JACKSONVILLE-7

CIDR: 69.180.64.0/19
IP Range: 69.180.64.0 - 69.180.95.255
Block size: 8,192

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United States Comcast Cable Communications Holdings, Inc
MIAMI-4

CIDR: 69.180.96.0/19
IP Range: 69.180.96.0 - 69.180.127.255
Block size: 8,192

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United States Comcast Cable Communications Holdings, Inc
NASHVILLE-18

CIDR: 69.180.192.0/19
IP Range: 69.180.192.0 - 69.180.223.255
Block size: 8,192

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United States Comcast Cable Communications Holdings, Inc
NASHVILLE-19

CIDR: 69.180.224.0/19
IP Range: 69.180.224.0 - 69.180.255.255
Block size: 8,192

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United States Comcast Cable Communications Holdings, Inc
OREGON-15

CIDR: 71.56.128.0/19
IP Range: 71.56.128.0 - 71.56.159.255
Block size: 8,192

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United States Comcast Cable Communications Holdings, Inc
RICHMOND-4

CIDR: 71.56.160.0/19
IP Range: 71.56.160.0 - 71.56.191.255
Block size: 8,192

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United States Comcast Cable Communications Holdings, Inc
RICHMOND-27

CIDR: 71.57.192.0/19
IP Range: 71.57.192.0 - 71.57.223.255
Block size: 8,192

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United States Comcast Cable Communications Holdings, Inc
CPA-4

CIDR: 71.57.224.0/19
IP Range: 71.57.224.0 - 71.57.255.255
Block size: 8,192

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United States Comcast Cable Communications Holdings, Inc
COMCAST-46

CIDR: 65.97.0.0/19
IP Range: 65.97.0.0 - 65.97.31.255
Block size: 8,192

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United States Comcast Cable Communications Holdings, Inc
RICHMOND-31

CIDR: 75.75.96.0/19
IP Range: 75.75.96.0 - 75.75.127.255
Block size: 8,192

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United States Comcast Cable Communications Holdings, Inc
PA-41

CIDR: 75.75.128.0/19
IP Range: 75.75.128.0 - 75.75.159.255
Block size: 8,192

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United States Comcast Cable Communications Holdings, Inc
PA-42

CIDR: 75.75.160.0/19
IP Range: 75.75.160.0 - 75.75.191.255
Block size: 8,192

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United States Comcast Cable Communications Holdings, Inc
RICHMOND-2

CIDR: 24.131.0.0/20
IP Range: 24.131.0.0 - 24.131.15.255
Block size: 4,096

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United States Comcast Cable Communications Holdings, Inc
PENNSYLVANIA-1

CIDR: 24.131.16.0/20
IP Range: 24.131.16.0 - 24.131.31.255
Block size: 4,096

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United States Comcast Cable Communications Holdings, Inc
JACKSONVILLE-5

CIDR: 66.177.192.0/20
IP Range: 66.177.192.0 - 66.177.207.255
Block size: 4,096

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United States Comcast Cable Communications Holdings, Inc
VEROBEACH-1

CIDR: 66.177.208.0/20
IP Range: 66.177.208.0 - 66.177.223.255
Block size: 4,096

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United States Comcast Cable Communications Holdings, Inc
JACKSONVILLE-6

CIDR: 66.177.224.0/20
IP Range: 66.177.224.0 - 66.177.239.255
Block size: 4,096

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United States Comcast Cable Communications Holdings, Inc
VEROBEACH-2

CIDR: 66.177.240.0/20
IP Range: 66.177.240.0 - 66.177.255.255
Block size: 4,096

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United States Comcast Cable Communications Holdings, Inc
PA-45

CIDR: 71.58.0.0/20
IP Range: 71.58.0.0 - 71.58.15.255
Block size: 4,096

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United States Comcast Cable Communications Holdings, Inc
PA-46

CIDR: 71.58.16.0/20
IP Range: 71.58.16.0 - 71.58.31.255
Block size: 4,096

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United States Comcast Cable Communications Holdings, Inc
PA-47

CIDR: 71.58.32.0/20
IP Range: 71.58.32.0 - 71.58.47.255
Block size: 4,096

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United States Comcast Cable Communications Holdings, Inc
PA-48

CIDR: 71.58.48.0/20
IP Range: 71.58.48.0 - 71.58.63.255
Block size: 4,096

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United States Comcast Cable Communications Holdings, Inc
RICHMOND-30

CIDR: 75.75.80.0/20
IP Range: 75.75.80.0 - 75.75.95.255
Block size: 4,096

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United States Comcast Cable Communications Holdings, Inc
RICHMOND-24

CIDR: 75.75.64.0/21
IP Range: 75.75.64.0 - 75.75.71.255
Block size: 2,048

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United States Comcast Cable Communications Holdings, Inc
COMCAST-47

CIDR: 75.75.72.0/21
IP Range: 75.75.72.0 - 75.75.79.255
Block size: 2,048

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