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AS237

Merit Network Inc.

AS237 is Merit Network Inc. (merit.edu). It announces 2,208,896 IPv4 addresses in 83 prefixes, and 9 IPv6 prefixes.

United States· ARIN· allocated 1988-09-12· education

2,208,896
IPv4 addresses announced
83
IPv4 prefixes
9
IPv6 prefixes
64.84%
of its routes RPKI-valid
2,209,024
of its IPv4 geolocated
1
country

Where its space is

The IPv4 it announces that IP Geolocation places, by country. A /24 counts for the AS announcing most of it.

  1. United States2,209,024 · 100.00%

Registry record

Its ASN Whois record, as the registry publishes it.

handle
MERIT-AS-14
name
Merit Network Inc.
org
MICH-Z
org name
Merit Network Inc.
org address
880 Technology Dr., Suite B, Ann Arbor, MI, 48108
org city
Ann Arbor
org country
US
country
US
source
arin
created
1988-09-12
updated
2026-09-21
remarks
Primary Merit Network ASN
abuse name
Network Abuse
abuse email
abuse@merit.edu
abuse phone
+1-734-527-5740
abuse kind
role
abuse city
Ann Arbor
abuse country
US
admin name
Internet Number Administrator
admin email
ipreg@merit.edu
admin phone
+1-734-763-3448
admin kind
role
admin city
Ann Arbor
admin country
US
tech name
Merit Operations
tech email
operations@merit.edu
tech phone
+1-734-527-5717
tech kind
role
tech city
Ann Arbor
tech country
US

What the databases see

Addresses each address-keyed database holds in the IPv4 it announces, as a share of that space, with its largest providers. Counts overlap.

IPv4 prefixes

Every IPv4 prefix BGP Route saw it announce. A prefix another AS also announces says so.

83 prefixes
PREFIXCOUNTRYRPKIPEERSFIRST SEEN
23.135.208.0/24also AS210United Statesnot found142026-10-02
35.16.0.0/16United Statesvalid192026-10-02
35.24.0.0/17United Statesvalid192026-10-02
35.24.128.0/18United Statesvalid192026-10-02
35.24.192.0/19United Statesvalid192026-10-02
35.24.224.0/19United Statesvalid192026-10-02
35.25.0.0/16United Statesvalid192026-10-02
35.33.0.0/18United Statesvalid192026-10-02
35.33.5.0/24United Statesvalid192026-10-02
35.33.6.0/24United Statesvalid192026-10-02
35.33.96.0/19United Statesvalid192026-10-02
35.34.0.0/18United Statesvalid192026-10-02
35.37.0.0/16United Statesvalid192026-10-02
35.38.0.0/16United Statesvalid192026-10-02
35.39.0.0/19United Statesvalid192026-10-02
35.39.32.0/19United Statesvalid192026-10-02
35.39.64.0/19United Statesvalid192026-10-02
35.39.128.0/19United Statesvalid192026-10-02
35.39.160.0/19United Statesvalid192026-10-02
35.39.192.0/19United Statesvalid192026-10-02
35.39.224.0/19United Statesvalid192026-10-02
35.40.0.0/16United Statesvalid192026-10-02
35.46.0.0/18United Statesvalid192026-10-02
35.46.64.0/18United Statesvalid192026-10-02
35.50.0.0/17United Statesvalid192026-10-02
35.50.0.0/18United Statesvalid192026-10-02
35.50.64.0/18United Statesvalid192026-10-02
35.58.0.0/16United Statesvalid192026-10-02
35.62.0.0/16United Statesvalid192026-10-02
35.63.0.0/16United Statesvalid192026-10-02
35.64.0.0/14United Statesvalid192026-10-02
35.68.0.0/15United Statesvalid192026-10-02
35.70.0.0/16United Statesvalid192026-10-02
35.71.0.0/18United Statesvalid192026-10-02
74.115.236.0/23United Statesnot found192026-10-02
74.115.236.0/24United Statesnot found192026-10-02
74.115.237.0/24United Statesnot found192026-10-02
141.210.0.0/16United Statesvalid192026-10-02
141.210.0.0/17United Statesvalid192026-10-02
141.210.32.0/19United Statesvalid192026-10-02
141.210.128.0/17United Statesvalid192026-10-02
141.210.224.0/19United Statesvalid192026-10-02
141.217.0.0/16United Statesnot found192026-10-02
141.218.0.0/16United Statesnot found192026-10-02
141.218.11.0/24United Statesnot found192026-10-02
141.218.203.0/24United Statesnot found192026-10-02
141.218.204.0/22United Statesnot found192026-10-02
141.218.208.0/20United Statesnot found192026-10-02
141.218.224.0/22United Statesnot found192026-10-02
141.218.228.0/23United Statesnot found192026-10-02
148.61.0.0/16United Statesnot found192026-10-02
161.133.0.0/17United Statesnot found192026-10-02
161.133.2.0/24United Statesnot found192026-10-02
161.133.104.0/21United Statesnot found192026-10-02
161.133.112.0/21United Statesnot found192026-10-02
161.133.120.0/21United Statesnot found192026-10-02
161.133.128.0/17United Statesnot found192026-10-02
161.133.129.0/24United Statesnot found192026-10-02
163.253.36.0/22United Statesvalid192026-10-02
164.76.0.0/16United Statesnot found192026-10-02
164.76.160.0/19United Statesnot found192026-10-02
192.35.170.0/24United Statesnot found192026-10-02
192.41.229.0/24United Statesnot found192026-10-02
192.41.232.0/22United Statesnot found192026-10-02
192.88.242.0/24United Statesvalid192026-10-02
192.122.182.0/23United Statesvalid172026-10-02
192.122.184.0/21United Statesvalid192026-10-02
192.122.200.0/24United Statesvalid192026-10-02
192.138.137.0/24United Statesvalid192026-10-02
192.160.192.0/24United Statesvalid192026-10-02
192.160.204.0/24United Statesvalid192026-10-02
192.188.100.0/24United Statesnot found192026-10-02
192.203.195.0/24United Statesvalid192026-10-02
192.245.252.0/24United Statesvalid192026-10-02
192.245.254.0/24United Statesvalid192026-10-02
198.17.130.0/23United Statesnot found192026-10-02
198.17.132.0/23United Statesnot found192026-10-02
198.108.0.0/14United Statesvalid192026-10-02
204.38.0.0/16United Statesvalid192026-10-02
204.39.195.0/24United Statesnot found192026-10-02
206.201.157.0/24United Statesnot found192026-10-02
207.72.0.0/14United Statesvalid192026-10-02
207.75.164.0/23United Statesvalid192026-10-02

IPv6 prefixes

Every IPv6 prefix BGP Route saw it announce.

9 prefixes
PREFIXCOUNTRYRPKIPEERSFIRST SEEN
2001:468:2620::/48United Statesvalid202026-10-02
2001:468:26e1::/48United Statesvalid202026-10-02
2001:48a8::/32United Statesvalid202026-10-02
2001:48a8:800::/40United Statesvalid202026-10-02
2001:48a8:68fe::/48United Statesvalid202026-10-02
2001:48a8:7800::/40United Statesvalid202026-10-02
2606:9700::/32United Statesnot found202026-10-02
2607:ff30:1110::/48United Statesnot found202026-10-02
2620:13f:6000::/44United Statesnot found202026-10-02
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