AS17035
NBCUniversal — nbcuni.com
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Summary
| Country |
 United States
|
| Organization | NBCUniversal |
| Domain | nbcuni.com |
| Number of IPv4 | 23,040 |
| Number of IPv6 | 0 |
| AS Type | Business |
| Registry | ARIN |
| Allocated | July 17, 2000 (about 25 years ago) |
| Updated | November 06, 2019 (about 6 years ago) |
IP Ranges
AS17035 announces 32 IPv4 ranges and 0 IPv6 range.
That's a total of 23,040 IPv4 address and 0 IPv6 address.
| Prefix | Organization | Size | Registry | Status |
|---|---|---|---|---|
| 8.11.200.0/24 |
Level 3 Parent, LLC
|
256 | ARIN | ALLOCATION |
| 50.149.85.0/24 |
Comcast Cable Communications, LLC
|
256 | ARIN | REALLOCATION |
| 50.172.163.0/24 |
NBCU
|
256 | ARIN | REASSIGNMENT |
| 50.175.130.0/24 |
Comcast Cable Communications, LLC
|
256 | ARIN | REALLOCATION |
| 50.200.194.0/24 |
Comcast Cable Communications, LLC
|
256 | ARIN | ALLOCATION |
| 50.207.32.0/21 |
Comcast Cable Communications, LLC
|
2,048 | ARIN | ALLOCATION |
| 50.218.3.0/24 |
Comcast Cable Communications, LLC
|
256 | ARIN | ALLOCATION |
| 50.218.20.0/24 |
Comcast Cable Communications, LLC
|
256 | ARIN | ALLOCATION |
| 50.218.36.0/24 |
Comcast Cable Communications, LLC
|
256 | ARIN | ALLOCATION |
| 50.220.223.0/24 |
Comcast Cable Communications, LLC
|
256 | ARIN | ALLOCATION |
| 50.221.2.0/24 |
Comcast Cable Communications, LLC
|
256 | ARIN | ALLOCATION |
| 50.221.27.0/24 |
Comcast Cable Communications, LLC
|
256 | ARIN | ALLOCATION |
| 50.221.162.0/23 |
Comcast Cable Communications, LLC
|
512 | ARIN | ALLOCATION |
| 50.225.179.0/24 |
Comcast Cable Communications, LLC
|
256 | ARIN | ALLOCATION |
| 50.227.232.0/24 |
Comcast Cable Communications, LLC
|
256 | ARIN | ALLOCATION |
| 50.228.144.0/20 |
Comcast Cable Communications, LLC
|
4,096 | ARIN | ALLOCATION |
| 50.229.129.0/24 |
Comcast Cable Communications, LLC
|
256 | ARIN | ALLOCATION |
| 50.230.144.0/20 |
Comcast Cable Communications, LLC
|
4,096 | ARIN | ALLOCATION |
| 70.39.44.0/24 |
NBCUniversal
|
256 | ARIN | ALLOCATION |
| 70.39.45.0/24 |
NBCUniversal
|
256 | ARIN | ALLOCATION |
| 70.39.46.0/24 |
NBCUniversal
|
256 | ARIN | ALLOCATION |
| 70.39.47.0/24 |
NBCUniversal
|
256 | ARIN | ALLOCATION |
| 70.39.58.0/24 |
NBCUniversal
|
256 | ARIN | ALLOCATION |
| 70.39.59.0/24 |
NBCUniversal
|
256 | ARIN | ALLOCATION |
| 173.213.208.0/24 |
NBCUniversal
|
256 | ARIN | ALLOCATION |
| 192.251.69.0/24 |
NBCUniversal
|
256 | ARIN | ALLOCATION |
| 204.237.248.0/23 |
Nbc Universal
|
512 | ARIN | REASSIGNMENT |
| 209.23.192.0/22 |
Comcast Cable Communications, LLC
|
1,024 | ARIN | ALLOCATION |
| 216.4.176.0/23 |
NBCUniversal
|
512 | ARIN | REALLOCATION |
| 216.4.178.0/23 |
NBCUniversal
|
512 | ARIN | REALLOCATION |
| 216.178.96.0/21 |
NBCUniversal
|
2,048 | ARIN | ALLOCATION |
| 216.178.104.0/21 |
NBCUniversal
|
2,048 | ARIN | ALLOCATION |
Peers
AS17035 actively fosters the following peering relationships that enhance network performance through direct, settlement-free traffic exchange. Even with a modest number of peers, each connection serves as a strategic asset—optimizing routing, reducing latency, and minimizing transit costs.
Upstreams
AS17035 connects to the global Internet via at least 15 upstream providers. In this setup, AS17035 acts as a customer, subscribing to these transit services to obtain full BGP routing information and ensure reliable, redundant access to external networks.
Downstreams
AS17035 serves as a transit provider the following ASes, delivering the BGP routes needed for global connectivity. This downstream relationship underscores AS17035's role in extending Internet access beyond its own infrastructure.