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WorldIP.io
Organization

OARnet

IPv4 addresses
909,056
CIDR ranges
237
Category
enterprise
BGP prefixes announced
119

Reputation · trust score

A transparent 0–100 signal. Every entity starts at a neutral baseline of 65; threat-intel blocklists, exposure, reverse-DNS, routing and allocation each adjust it up or down. Higher is more trustworthy.

69/100
Moderate
How this score is built

Experimental · trust-vectors model v1.3.0 — a transparent heuristic, not a definitive verdict. How it works →

OARnet — global IP footprint

Cities where OARnet has measurable IPv4 allocation. Click any dot to open that city's page. Size and color scale with IP count.

Countries served by OARnet

Every country where this organization has IPv4 allocations, ranked by IPs held.

ASNs owned by OARnet

ASNNameIPsPrefixesCountry
AS600 OARnet 887.0K 209 US
AS3112 OARnet 20.2K 22 US
AS13501 OARnet 1.8K 6 US

Largest CIDR ranges

CIDRIPsPTR DensityASNCountryStateCity
140.220.0.0/16 65.5K
0.0%
AS600 US — —
144.50.0.0/16 65.5K
0.1%
AS600 US Ohio Xenia
157.134.0.0/16 65.5K
0.0%
AS600 US — —
163.11.0.0/16 65.5K
0.1%
AS600 US Ohio Cedarville
206.244.0.0/16 65.5K
8.0%
AS600 US Ohio North Canton
130.108.128.0/17 32.8K
2.5%
AS600 US Ohio Dayton
131.187.0.0/17 32.8K
10.2%
AS600 US Ohio Columbus
140.141.0.0/17 32.8K
14.9%
AS600 US Ohio Granville
157.134.0.0/17 32.8K
0.0%
AS600 US — —
199.18.128.0/17 32.8K
7.7%
AS600 US Ohio Dover
199.218.0.0/17 32.8K
15.3%
AS600 US Ohio Columbus
130.108.0.0/18 16.4K
7.8%
AS600 US Ohio Fairborn
130.108.128.0/18 16.4K
4.6%
AS600 US Ohio Dayton
136.227.0.0/18 16.4K
98.6%
AS600 US Ohio Springfield
146.85.0.0/18 16.4K
0.5%
AS600 US — —
157.134.128.0/18 16.4K
0.2%
AS600 US — —
199.18.0.0/18 16.4K
2.2%
AS600 US Ohio Mansfield
199.218.128.0/18 16.4K
0.0%
AS600 US Ohio Columbus
205.133.0.0/18 16.4K
1.6%
AS600 US Ohio Gambier
205.133.192.0/18 16.4K
0.9%
AS600 US Ohio Wooster
206.21.192.0/18 16.4K
0.6%
AS600 US Ohio Mount Vernon
206.244.0.0/18 16.4K
2.8%
AS600 US Ohio North Canton
206.244.192.0/18 16.4K
21.9%
AS600 US — —
208.108.0.0/18 16.4K
0.7%
AS600 US Kentucky Fort Mitchell
130.108.192.0/19 8.2K
0.9%
AS600 US Ohio Fairborn
131.187.160.0/19 8.2K
1.0%
AS600 US Ohio Delaware
131.187.192.0/19 8.2K
0.3%
AS600 US — —
143.246.0.0/19 8.2K
29.4%
AS600 US Ohio Norwich
146.85.160.0/19 8.2K
0.3%
AS600 US — —
146.85.224.0/19 8.2K
0.0%
AS600 US Ohio Portsmouth
157.134.192.0/19 8.2K
0.1%
AS600 US — —
198.30.0.0/19 8.2K
10.1%
AS600 US Ohio Sylvania
198.30.96.0/19 8.2K
8.8%
AS600 US Ohio Columbus
199.18.96.0/19 8.2K
8.9%
AS600 US Ohio Oberlin
199.18.160.0/19 8.2K
11.2%
AS600 US Ohio Mansfield
199.218.192.0/19 8.2K
0.9%
AS600 US Ohio Delaware
205.133.96.0/19 8.2K
1.5%
AS600 US Ohio Hilliard
205.133.224.0/19 8.2K
1.4%
AS600 US Ohio Marietta
206.21.32.0/19 8.2K
8.0%
AS600 US Ohio South Point
206.21.64.0/19 8.2K
0.3%
AS600 US Ohio Columbus
206.21.128.0/19 8.2K
0.0%
AS600 US Ohio Delaware
206.244.64.0/19 8.2K
7.2%
AS600 US Ohio Steubenville
64.254.64.0/20 4.1K
1.0%
AS600 US Ohio Warren
130.108.80.0/20 4.1K
0.0%
AS600 US — —
130.108.224.0/20 4.1K
0.1%
AS600 US Ohio Fairborn
131.187.144.0/20 4.1K
0.0%
AS600 US Ohio Delaware
140.228.0.0/20 4.1K
98.8%
AS600 US Ohio Ada
157.134.224.0/20 4.1K
0.0%
AS600 US — —
192.232.16.0/20 4.1K
20.9%
AS600 US Ohio Elyria
198.30.16.0/20 4.1K
6.7%
AS600 US Ohio North Ridgeville
198.30.32.0/20 4.1K
15.4%
AS600 US Ohio Dayton
198.30.64.0/20 4.1K
50.2%
AS600 US Ohio Columbus
198.30.144.0/20 4.1K
8.4%
AS600 US — —
198.30.208.0/20 4.1K
19.3%
AS600 US Ohio Columbus
198.30.240.0/20 4.1K
1.0%
AS600 US Ohio Columbus
199.18.16.0/20 4.1K
2.0%
AS600 US — —
199.18.32.0/20 4.1K
0.0%
AS3112 US Ohio Middlefield
199.18.144.0/20 4.1K
15.9%
AS600 US Ohio Rootstown
199.218.224.0/20 4.1K
19.8%
AS600 US Ohio Columbus
205.133.80.0/20 4.1K
0.9%
AS600 US — —
205.133.128.0/20 4.1K
0.1%
AS600 US Ohio Marietta
205.133.192.0/20 4.1K
0.0%
AS600 US Ohio Wooster
206.21.16.0/20 4.1K
31.6%
AS600 US Ohio Mansfield
206.21.112.0/20 4.1K
0.1%
AS600 US Ohio Delaware
206.21.176.0/20 4.1K
0.5%
AS600 US — —
206.244.96.0/20 4.1K
12.5%
AS600 US Ohio Steubenville
206.244.144.0/20 4.1K
0.2%
AS600 US Ohio Berea
206.244.176.0/20 4.1K
0.8%
AS600 US — —
208.108.64.0/20 4.1K
0.0%
AS600 US — —
208.108.176.0/20 4.1K
0.0%
AS600 US Ohio Akron
208.108.240.0/20 4.1K
3.1%
AS600 US — —
130.108.64.0/21 2.0K
1.7%
AS600 US — —
130.108.96.0/21 2.0K
6.8%
AS600 US — —
130.108.112.0/21 2.0K
1.0%
AS600 US — —
130.108.240.0/21 2.0K
0.0%
AS600 US — —
131.187.136.0/21 2.0K
34.5%
AS600 US — —
131.187.232.0/21 2.0K
4.4%
AS600 US Ohio Xenia
131.187.240.0/21 2.0K
0.0%
AS600 US — —
136.227.128.0/21 2.0K
98.5%
AS600 US — —
157.134.240.0/21 2.0K
0.0%
AS3112 US — —
157.134.248.0/21 2.0K
0.0%
AS600 US — —
198.30.0.0/21 2.0K
14.0%
AS600 US — —
198.30.48.0/21 2.0K
4.2%
AS600 US Ohio Kenton
198.30.88.0/21 2.0K
3.9%
AS600 US — —
198.30.136.0/21 2.0K
1.5%
AS600 US — —
198.30.144.0/21 2.0K
0.3%
AS600 US — —
198.30.168.0/21 2.0K
0.2%
AS600 US — —
198.30.184.0/21 2.0K
16.3%
AS600 US — —
198.30.192.0/21 2.0K
2.9%
AS600 US — —
198.30.232.0/21 2.0K
0.4%
AS600 US — —
199.18.0.0/21 2.0K
3.7%
AS600 US — —
199.18.72.0/21 2.0K
9.9%
AS600 US — —
199.18.128.0/21 2.0K
4.8%
AS600 US — —
199.18.192.0/21 2.0K
4.1%
AS600 US Ohio Columbus
199.18.216.0/21 2.0K
7.5%
AS600 US — —
199.18.224.0/21 2.0K
5.4%
AS600 US — —
199.18.248.0/21 2.0K
0.2%
AS600 US — —
199.218.240.0/21 2.0K
9.3%
AS600 US — —
204.57.8.0/21 2.0K
1.7%
AS600 US Ohio Cincinnati
205.133.64.0/21 2.0K
7.9%
AS600 US — —

Frequently Asked Questions

How many IP addresses does OARnet own?

OARnet controls 909.1K IPv4 addresses distributed across 237 CIDR ranges. The organization is registered in United States.

What ASNs does OARnet operate?

OARnet operates 3 Autonomous Systems. Each ASN represents an independently routed network that OARnet manages for internet traffic delivery.

What type of organization is OARnet?

OARnet is categorized as enterprise. This classification is based on the organization's primary use of its IP address allocations.

Last updated: 2026-11-01 14:39:05 UTC
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