AS33662
CMCS
CMCS
Organization
Title
CMCS
Website
http://www.comcast.net
Details
Regional Internet registry
ARIN
IP Addresses count
28,416
Coordinates
Country
United States of America
Summary
The organization CMCS allocates 31 IP netblocks under the autonomous system number
(ASN ) of 33662.
The regional internet registry (RIR ) for this ASN is ARIN.
The country in which these IPs are located is United States of America (US), which is on #1 out of 249 countries by the total amount of ASNs allocated - 27,927.
AS33662 has 49 peers, 2 upstreams and 47 downstreams with a total of 28,416 IP addresses.
AS33662 has 49 peers, 2 upstreams and 47 downstreams with a total of 28,416 IP addresses.
IP Address ranges
| Block | Description | IPs count |
|---|---|---|
| 23.63.80.0/23 | Akamai | 512 |
| 23.63.82.0/23 | AKAMAI | 512 |
| 23.63.84.0/23 | Akamai | 512 |
| 23.205.120.0/24 | Akamai | 256 |
| 23.207.204.0/22 | Akamai | 1,024 |
| 23.207.240.0/20 | AKAMAI | 4,096 |
| 23.208.0.0/20 | Akamai | 4,096 |
| 23.208.16.0/23 | Akamai | 512 |
| 23.216.55.0/24 | China Mobile International Limited | 256 |
| 24.104.75.0/24 | BlazeNet York, PA | 256 |
| 50.216.38.0/24 | Comcast Cable Communications, Inc. | 256 |
| 50.224.223.0/24 | CCCH3-4 | 256 |
| 100.43.0.0/23 | Comcast Cable Communications, Inc. | 512 |
| 104.36.227.0/24 | Versaweb | 256 |
| 104.67.192.0/20 | China Mobile International Limited | 4,096 |
| 104.67.208.0/20 | China Mobile International Limited | 4,096 |
| 104.102.27.0/24 | Akamai | 256 |
| 104.125.88.0/22 | Akamai | 1,024 |
| 104.125.216.0/23 | Akamai | 512 |
| 108.175.16.0/24 | CableOne, Inc. | 256 |
| 108.175.17.0/24 | CableOne, Inc. | 256 |
| 108.175.20.0/24 | COMPU-181 | 256 |
| 108.175.21.0/24 | CableOne, Inc. | 256 |
| 142.54.208.0/21 | HCEC-PUBLIC-SAFETY-NETWORK | 2,048 |
| 142.54.216.0/24 | Frontier Communications (ARIN OrgID: FRTR) | 256 |
| 142.202.95.0/24 | Nexgen wisp llc (NWL-74) | 256 |
| 168.88.100.0/23 | JACOBS-B | 512 |
| 170.76.146.0/24 | Comcast Cable Communications, Inc. | 256 |
| 198.46.65.0/24 | NETBLK-HCAD | 256 |
| 199.201.223.0/24 | Fondren Orthopedic Group, L.L.P. (FOGL) | 256 |
| 208.110.207.0/24 | Comcast Cable Communications, Inc. | 256 |
Peers
| ASN | Name | IPs Count |
|---|---|---|
| AS3356 | Level 3 Parent, LLC | 38,461,440 |
| AS7922 | Comcast Cable Communications, LLC | 71,283,200 |
| AS2134 | Produban Servicios Informaticos Generales, S.L. | 98,304 |
| AS2386 | AT&T Data Communications Services | 491,776 |
| AS4057 | Mechant's Choice Payment Solutions | 512 |
| AS11135 | Cross Development/Montgomery LP | 4,608 |
| AS11153 | Corporate Support & Fulfillment LLC | 256 |
| AS13423 | GALVESTON ISD | 256 |
| AS15133 | MCI Communications Services, Inc. d/b/a Verizon Business | 119,296 |
| AS16746 | RELIANT ENERGY | 9,472 |
| AS18649 | ShoreTel, Inc. | 21,760 |
| AS20204 | NovoLink Communications, Inc. - Houston | 512 |
| AS22403 | TRINICOM COMMUNICATIONS | 2,048 |
| AS22696 | CB&I | 1,280 |
| AS23071 | HUNTING ENERGY SERVICES, LLC | 512 |
| AS23154 | Sanmina-SCI Corporation | 11,264 |
| AS23218 | Texas Medical Center | 256 |
| AS26093 | Houston Association of Realtors | 256 |
| AS27178 | Practice Management Technologies and Services | 1,280 |
| AS32340 | Specialty Retailers | 256 |
| AS32779 | Smart City Networks, L.P. | 2,304 |
| AS33258 | Computer Solutions | 1,280 |
| AS33522 | cPanel, LLC. | 4,864 |
| AS36538 | San Jacinto College District | 4,352 |
| AS40667 | Optiquest Internet Services, Inc. | 2,048 |
| AS46094 | Lee College | 4,096 |
| AS46209 | GHC911 | 1,024 |
| AS46458 | Saving Call LLC | 768 |
| AS53571 | PRECISION CASTPARTS CORP | 2,816 |
| AS53944 | J & J Telecommunications | 1,024 |
| AS54063 | Memorial Hermann Health System | 1,280 |
| AS54119 | Boingo MDU LLC | 33,024 |
| AS54155 | Green Cloud Technologies,LLC | 9,216 |
| AS54321 | ENETSolutions L.L.C | 1,280 |
| AS54808 | SUN COAST RESOURCES, INC | 256 |
| AS55031 | ProStar Communications | 256 |
| AS55291 | Harris County | 1,280 |
| AS62867 | Aldine Independent School District | 256 |
| AS63344 | The Reynolds and Reynolds Company | 1,792 |
| AS63483 | Skynet | 6,400 |
| AS393355 | SAMSUNG RESEARCH AMERICA, INC. | 512 |
| AS393379 | Seismic Exchange, Inc. | 256 |
| AS394477 | Stronghold, Ltd. | 256 |
| AS394713 | Integration Station | 1,536 |
| AS395238 | Brazosport Independent School District | 512 |
| AS395868 | Fort Bend Independent School District | 768 |
| AS396272 | Houston Texans | 256 |
| AS396849 | GRAHAM MEDIA GROUP, HOUSTON, INC. | 256 |
| AS397288 | McNaughton-McKay Electric Company | 1,024 |
Upstreams
| ASN | Name | IPs Count |
|---|---|---|
| AS3356 | Level 3 Parent, LLC | 38,461,440 |
| AS7922 | Comcast Cable Communications, LLC | 71,283,200 |
Downstreams
| ASN | Name | IPs Count |
|---|---|---|
| AS2134 | Produban Servicios Informaticos Generales, S.L. | 98,304 |
| AS2386 | AT&T Data Communications Services | 491,776 |
| AS4057 | Mechant's Choice Payment Solutions | 512 |
| AS11135 | Cross Development/Montgomery LP | 4,608 |
| AS11153 | Corporate Support & Fulfillment LLC | 256 |
| AS13423 | GALVESTON ISD | 256 |
| AS15133 | MCI Communications Services, Inc. d/b/a Verizon Business | 119,296 |
| AS16746 | RELIANT ENERGY | 9,472 |
| AS18649 | ShoreTel, Inc. | 21,760 |
| AS20204 | NovoLink Communications, Inc. - Houston | 512 |
| AS22403 | TRINICOM COMMUNICATIONS | 2,048 |
| AS22696 | CB&I | 1,280 |
| AS23071 | HUNTING ENERGY SERVICES, LLC | 512 |
| AS23154 | Sanmina-SCI Corporation | 11,264 |
| AS23218 | Texas Medical Center | 256 |
| AS26093 | Houston Association of Realtors | 256 |
| AS27178 | Practice Management Technologies and Services | 1,280 |
| AS32340 | Specialty Retailers | 256 |
| AS32779 | Smart City Networks, L.P. | 2,304 |
| AS33258 | Computer Solutions | 1,280 |
| AS33522 | cPanel, LLC. | 4,864 |
| AS36538 | San Jacinto College District | 4,352 |
| AS40667 | Optiquest Internet Services, Inc. | 2,048 |
| AS46094 | Lee College | 4,096 |
| AS46209 | GHC911 | 1,024 |
| AS46458 | Saving Call LLC | 768 |
| AS53571 | PRECISION CASTPARTS CORP | 2,816 |
| AS53944 | J & J Telecommunications | 1,024 |
| AS54063 | Memorial Hermann Health System | 1,280 |
| AS54119 | Boingo MDU LLC | 33,024 |
| AS54155 | Green Cloud Technologies,LLC | 9,216 |
| AS54321 | ENETSolutions L.L.C | 1,280 |
| AS54808 | SUN COAST RESOURCES, INC | 256 |
| AS55031 | ProStar Communications | 256 |
| AS55291 | Harris County | 1,280 |
| AS62867 | Aldine Independent School District | 256 |
| AS63344 | The Reynolds and Reynolds Company | 1,792 |
| AS63483 | Skynet | 6,400 |
| AS393355 | SAMSUNG RESEARCH AMERICA, INC. | 512 |
| AS393379 | Seismic Exchange, Inc. | 256 |
| AS394477 | Stronghold, Ltd. | 256 |
| AS394713 | Integration Station | 1,536 |
| AS395238 | Brazosport Independent School District | 512 |
| AS395868 | Fort Bend Independent School District | 768 |
| AS396272 | Houston Texans | 256 |
| AS396849 | GRAHAM MEDIA GROUP, HOUSTON, INC. | 256 |
| AS397288 | McNaughton-McKay Electric Company | 1,024 |
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