All ASNs

Autonomous System details for AS237

AS237

Merit Network Inc. • merit.edu

AS237 — Merit Network Inc.

AS Name

MERIT-AS-14

Country

United States (US)

Website

merit.edu

Number of IPv4

2,359,808

Number of IPv6

1.59 × 10²⁹

ASN type

Education

Status

Assigned

Registry

ARIN

Allocated

September 12, 1988

Last updated

April 02, 2012

IP Ranges

83 IPv4 prefixes, 9 IPv6 prefixes

Prefix	Company	Number of IPs
23.135.208.0/24	ANYROAM	256
35.16.0.0/16	Wayne State University	65,536
35.24.0.0/17	Northern Michigan University	32,768
35.24.128.0/18	Northern Michigan University	16,384
35.24.192.0/19	Northern Michigan University	8,192
35.24.224.0/19	Northern Michigan University	8,192
35.25.0.0/16	Northern Michigan University	65,536
35.33.0.0/18	Central Michigan University	16,384
35.33.5.0/24	Central Michigan University	256
35.33.6.0/24	Central Michigan University	256
35.33.96.0/19	Merit Network Inc.	8,192
35.34.0.0/18	Central Michigan University	16,384
35.37.0.0/16	Merit Network Inc.	65,536
35.38.0.0/16	Grand Valley State University	65,536
35.39.0.0/19	Grand Valley State University	8,192
35.39.32.0/19	Merit Network Inc.	8,192
35.39.64.0/19	Grand Valley State University	8,192
35.39.128.0/19	Merit Network Inc.	8,192
35.39.160.0/19	Grand Valley State University	8,192
35.39.192.0/19	Grand Valley State University	8,192
35.39.224.0/19	Grand Valley State University	8,192
35.40.0.0/16	Grand Valley State University	65,536
35.46.0.0/18	Western Michigan University	16,384
35.46.64.0/18	Western Michigan University	16,384
35.50.0.0/17	Oakland University	32,768
35.50.0.0/18	Oakland University	16,384
35.50.64.0/18	Oakland University	16,384
35.58.0.0/16	Merit Network Inc.	65,536
35.62.0.0/16	Merit Network Inc.	65,536
35.63.0.0/16	Merit Network Inc.	65,536
35.64.0.0/14	Merit Network Inc.	262,144
35.68.0.0/15	Merit Network Inc.	131,072
35.70.0.0/16	Merit Network Inc.	65,536
35.71.0.0/18	Merit Network Inc.	16,384
74.115.236.0/23	Oakland Community College	512
74.115.236.0/24	Oakland Community College	256
74.115.237.0/24	Oakland Community College	256
141.210.0.0/16	Oakland University	65,536
141.210.0.0/17	Oakland University	32,768
141.210.32.0/19	Oakland University	8,192
141.210.128.0/17	Oakland University	32,768
141.210.224.0/19	Oakland University	8,192
141.217.0.0/16	Wayne State University	65,536
141.218.0.0/16	Western Michigan University	65,536
141.218.11.0/24	Western Michigan University	256
141.218.203.0/24	Western Michigan University	256
141.218.204.0/22	Western Michigan University	1,024
141.218.208.0/20	Western Michigan University	4,096
141.218.224.0/22	Western Michigan University	1,024
141.218.228.0/23	Western Michigan University	512
148.61.0.0/16	Grand Valley State University	65,536
161.133.0.0/17	Delta College	32,768
161.133.2.0/24	Delta College	256
161.133.104.0/21	Delta College	2,048
161.133.112.0/21	Delta College	2,048
161.133.120.0/21	Delta College	2,048
161.133.128.0/17	Delta College	32,768
161.133.129.0/24	Delta College	256
163.253.36.0/22	Internet2	1,024
164.76.0.0/16	Eastern Michigan University	65,536
164.76.160.0/19	Eastern Michigan University	8,192
192.35.170.0/24	Merit Network Inc.	256
192.41.229.0/24	Merit Network Inc.	256
192.41.232.0/22	University of Michigan	1,024
192.88.242.0/24	Northwestern Michigan College	256
192.122.182.0/23	Merit Network Inc.	512
192.122.184.0/21	Merit Network Inc.	2,048
192.122.200.0/24	Merit Network Inc.	256
192.138.137.0/24	Kettering University	256
192.160.192.0/24	Kettering University	256
192.160.204.0/24	Kettering University	256
192.188.100.0/24	Michigan State University	256
192.203.195.0/24	Merit Network Inc.	256
192.245.252.0/24	Kettering University	256
192.245.254.0/24	Kettering University	256
198.17.130.0/23	Western Michigan University	512
198.17.132.0/23	Western Michigan University	512
198.108.0.0/14	Merit Network Inc.	262,144
204.38.0.0/16	Merit Network Inc.	65,536
204.39.195.0/24	Merit Network Inc.	256
206.201.157.0/24	Genesee County	256
207.72.0.0/14	Merit Network Inc.	262,144
207.75.164.0/23	Merit Network Inc.	512
2001:468:2620::/48	Internet2	1.21 × 10²⁴
2001:468:26e1::/48	Internet2	1.21 × 10²⁴
2001:48a8::/32	Merit Network Inc.	7.92 × 10²⁸
2001:48a8:800::/40	Merit Network Inc.	3.09 × 10²⁶
2001:48a8:68fe::/48	Merit Network Inc.	1.21 × 10²⁴
2001:48a8:7800::/40	Merit Network Inc.	3.09 × 10²⁶
2606:9700::/32	Wayne State University	7.92 × 10²⁸
2607:ff30:1110::/48	Central Michigan University	1.21 × 10²⁴
2620:13f:6000::/44	ANYROAM	1.93 × 10²⁵

IP ranges are the different blocks of IP addresses advertised by an Autonomous System (AS). These ranges can be used by the same organization operating the AS, or by different organizations.

Peers of AS237

10 peers

AS3303 AS293 AS4181 AS6939 AS7922 AS14907 AS19151 AS30600 AS40387 AS49544

AS237 peers with these other Autonomous Systems.

Peering is a direct, often free, traffic exchange between Autonomous Systems (ASNs). They share routes only to their own networks and customers, making connections faster and cheaper for that specific traffic, without providing full internet access to each other.

Upstreams of AS237

6 upstreams

AS174 AS1299 AS2914 AS7018 AS11164 AS11537

AS237 uses these Autonomous Systems as its upstreams.

An upstream (or transit provider) is another AS that AS237 pays for full internet connectivity, allowing it to reach all global destinations and be reachable by them.

Downstreams of AS237

28 downstreams

AS229 AS231 AS1432 AS1638 AS3730 AS11206 AS11494 AS15099 AS19106 AS22217 AS22251 AS25609 AS27274 AS30154 AS32285 AS36375 AS40044 AS46241 AS46825 AS53263 AS62618 AS62676 AS393665 AS393817 AS394769 AS396470 AS400238 AS400927

AS237 provides internet connectivity to these downstream Autonomous Systems.

A downstream is a customer Autonomous System that pays another AS (its provider) for internet access. The provider AS carries the downstream's traffic and makes its network reachable.