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Autonomous System

AS1706

The University of Arizona

Announced IPs
216,832
CIDR prefixes
60
ASN
AS1706

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.

71/100
Moderate
How this score is built

Experimental · trust-vectors model v1.1.0 — a transparent heuristic, not a definitive verdict. How it works →

Top CIDR ranges

CIDRIPsPTR DensityOrganizationCountryStateCity
128.196.0.0/16 65.5K
8.8%
The University of Arizona US Arizona Tucson
150.135.0.0/16 65.5K
6.2%
The University of Arizona US Arizona Marana
199.104.128.0/19 8.2K
1.2%
The University of Arizona US
206.207.192.0/19 8.2K
0.0%
The University of Arizona US
198.60.144.0/20 4.1K
0.0%
The University of Arizona US Arizona Tucson
199.104.224.0/20 4.1K
0.0%
The University of Arizona US Arizona Safford
204.229.192.0/20 4.1K
0.0%
The University of Arizona US
204.229.240.0/20 4.1K
0.0%
The University of Arizona US
206.207.32.0/20 4.1K
0.0%
The University of Arizona US
206.207.128.0/20 4.1K
0.0%
The University of Arizona US
206.207.176.0/20 4.1K
0.0%
The University of Arizona US
206.207.240.0/20 4.1K
0.0%
The University of Arizona US
198.60.136.0/21 2.0K
0.0%
The University of Arizona US
199.104.240.0/21 2.0K
0.0%
The University of Arizona US
204.229.208.0/21 2.0K
0.0%
The University of Arizona US
204.229.224.0/21 2.0K
0.0%
The University of Arizona US
206.207.8.0/21 2.0K
0.0%
The University of Arizona US
206.207.24.0/21 2.0K
0.0%
The University of Arizona US
206.207.144.0/21 2.0K
0.0%
The University of Arizona US
206.207.232.0/21 2.0K
0.0%
The University of Arizona US
208.75.160.0/21 2.0K
0.9%
The University of Arizona US
199.104.220.0/22 1.0K
0.0%
The University of Arizona US
199.104.248.0/22 1.0K
0.0%
The University of Arizona US
204.229.236.0/22 1.0K
0.0%
The University of Arizona US
206.207.20.0/22 1.0K
0.0%
The University of Arizona US
206.207.52.0/22 1.0K
0.0%
The University of Arizona US
206.207.228.0/22 1.0K
0.0%
The University of Arizona US
208.68.28.0/22 1.0K
0.1%
The University of Arizona US
192.33.140.0/23 512
25.6%
The University of Arizona US
198.60.134.0/23 512
0.0%
The University of Arizona US
198.60.160.0/23 512
0.0%
The University of Arizona US
199.104.218.0/23 512
0.0%
The University of Arizona US
199.104.254.0/23 512
0.0%
The University of Arizona US
204.229.216.0/23 512
0.0%
The University of Arizona US
204.229.232.0/23 512
0.0%
The University of Arizona US
206.207.2.0/23 512
0.0%
The University of Arizona US
206.207.48.0/23 512
0.0%
The University of Arizona US
206.207.56.0/23 512
0.0%
The University of Arizona US
206.207.224.0/23 512
0.0%
The University of Arizona US
192.12.69.0/24 256
29.7%
The University of Arizona US
192.80.43.0/24 256
9.0%
The University of Arizona US
198.60.133.0/24 256
0.0%
The University of Arizona US
198.60.162.0/24 256
0.0%
The University of Arizona US
198.60.188.0/24 256
0.0%
The University of Arizona US
198.60.190.0/24 256
0.0%
The University of Arizona US
198.151.212.0/24 256
0.0%
The University of Arizona US
199.104.252.0/24 256
0.0%
The University of Arizona US
204.27.250.0/24 256
0.0%
The University of Arizona US
204.229.218.0/24 256
0.0%
The University of Arizona US
204.229.235.0/24 256
0.0%
The University of Arizona US
206.207.1.0/24 256
0.0%
The University of Arizona US
206.207.4.0/24 256
0.0%
The University of Arizona US
206.207.7.0/24 256
0.0%
The University of Arizona US
206.207.18.0/24 256
0.0%
The University of Arizona US
206.207.51.0/24 256
0.0%
The University of Arizona US
206.207.59.0/24 256
0.0%
The University of Arizona US
206.207.62.0/24 256
0.0%
The University of Arizona US
206.207.153.0/24 256
0.0%
The University of Arizona US
206.207.154.0/24 256
0.0%
The University of Arizona US
206.207.227.0/24 256
0.0%
The University of Arizona US

BGP Announced Prefixes

Live BGP anomalies →

Prefixes AS1706 actually originates in BGP, observed across our RIPE RIS collectors. This live routing view can differ from the registry allocation above.

PrefixAnnouncement samplesLast seen
206.207.51.0/24 5,305 2026-07-23 15:46:56
199.104.224.0/20 5,089 2026-07-23 15:46:24
150.135.0.0/16 5,087 2026-07-23 15:46:24
198.60.134.0/23 5,077 2026-07-23 15:46:24
198.60.145.0/24 5,076 2026-07-23 15:46:24
128.196.0.0/16 5,075 2026-07-23 15:46:24
192.80.43.0/24 5,075 2026-07-23 15:46:24
208.75.160.0/21 5,073 2026-07-23 15:46:24
208.68.28.0/22 5,070 2026-07-23 15:46:24
192.12.69.0/24 5,058 2026-07-23 15:46:24
198.60.144.0/24 4,925 2026-07-23 15:46:24
204.229.208.0/21 4,919 2026-07-23 15:46:24
199.104.152.0/21 4,918 2026-07-23 15:46:24
206.207.32.0/20 4,916 2026-07-23 15:46:24
206.207.128.0/20 4,913 2026-07-23 15:46:24
206.207.144.0/21 4,911 2026-07-23 15:46:24
199.104.240.0/21 4,911 2026-07-23 15:46:24
204.229.240.0/20 4,909 2026-07-23 15:46:24
192.33.140.0/23 4,908 2026-07-23 15:46:24
198.60.136.0/21 4,904 2026-07-23 15:46:24
206.207.24.0/21 4,900 2026-07-23 15:46:24
206.207.48.0/23 4,900 2026-07-23 15:46:24
199.104.128.0/19 4,896 2026-07-23 15:46:24
206.207.2.0/23 4,896 2026-07-23 15:46:24
206.207.8.0/21 4,896 2026-07-23 15:46:24
206.207.154.0/24 4,894 2026-07-23 15:46:24
206.207.20.0/22 4,894 2026-07-23 15:46:24
206.207.176.0/20 4,892 2026-07-23 15:46:24
206.207.7.0/24 4,892 2026-07-23 15:46:24
206.207.240.0/23 4,891 2026-07-23 15:46:24
204.229.192.0/20 4,891 2026-07-23 15:46:24
198.60.188.0/24 4,890 2026-07-23 15:46:24
206.207.59.0/24 4,889 2026-07-23 15:46:24
206.207.52.0/22 4,889 2026-07-23 15:46:24
199.104.248.0/22 4,889 2026-07-23 15:46:24
204.229.218.0/24 4,888 2026-07-23 15:46:24
198.60.144.0/20 4,888 2026-07-23 15:46:24
204.229.236.0/22 4,886 2026-07-23 15:46:24
204.27.250.0/24 4,885 2026-07-23 15:46:24
199.104.218.0/23 4,885 2026-07-23 15:46:24
198.60.161.0/24 4,885 2026-07-23 15:46:24
199.104.148.0/22 4,884 2026-07-23 15:46:24
204.229.232.0/23 4,882 2026-07-23 15:46:24
199.104.254.0/23 4,882 2026-07-23 15:46:24
199.104.252.0/24 4,881 2026-07-23 15:46:24
206.207.1.0/24 4,881 2026-07-23 15:46:24
206.207.42.0/24 4,880 2026-07-23 15:46:24
199.104.220.0/22 4,880 2026-07-23 15:46:24
206.207.192.0/19 4,880 2026-07-23 15:46:24
206.207.18.0/24 4,880 2026-07-23 15:46:24

Showing top 50 of 66 announced prefixes by sample volume.

Frequently Asked Questions

What is AS1706?

AS1706 is an Autonomous System Number assigned to The University of Arizona. An ASN identifies a network that controls a specific set of IP addresses and determines how traffic is routed across the internet via BGP (Border Gateway Protocol).

How many IP addresses does AS1706 announce?

AS1706 announces 216.8K IPv4 addresses distributed across 60 routed CIDR prefixes. The network is registered in United States.

Who operates AS1706?

AS1706 is operated by The University of Arizona. The organization is based in United States. You can view all IP ranges and related ASNs on the organization page.

What country is AS1706 registered in?

AS1706 is registered in United States. This indicates where the network operator is headquartered, though the IP addresses it announces may serve users globally.

Last updated: 2026-07-23 16:10:36 UTC
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