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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 v1.2.1 — a transparent heuristic, not a definitive verdict. How it works →

Top CIDR ranges

CIDRIPsPTR DensityOrganizationCountryStateCity
128.196.0.0/16 65.5K
28.7%
The University of Arizona US Arizona Tucson
150.135.0.0/16 65.5K
20.3%
The University of Arizona US Arizona Tucson
199.104.128.0/19 8.2K
0.4%
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
1.4%
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
0.3%
The University of Arizona US — —
192.33.140.0/23 512
15.0%
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
48.0%
The University of Arizona US — —
192.80.43.0/24 256
15.2%
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 11,207 2026-10-10 10:26:53
128.196.0.0/16 11,037 2026-10-10 10:26:03
208.68.28.0/22 10,941 2026-10-10 10:26:53
199.104.252.0/24 10,798 2026-10-10 10:26:53
150.135.0.0/16 10,783 2026-10-10 10:26:03
206.207.48.0/23 10,753 2026-10-10 10:26:53
206.207.18.0/24 10,722 2026-10-10 10:26:53
199.104.224.0/20 10,720 2026-10-10 10:26:53
198.60.145.0/24 10,706 2026-10-10 10:26:53
208.75.160.0/21 10,693 2026-10-10 10:26:53
198.60.134.0/23 10,680 2026-10-10 10:26:53
198.60.144.0/20 10,674 2026-10-10 10:26:53
192.80.43.0/24 10,668 2026-10-10 10:26:03
204.229.208.0/21 10,668 2026-10-10 10:26:53
204.229.240.0/20 10,667 2026-10-10 10:26:53
198.60.136.0/21 10,653 2026-10-10 10:26:53
199.104.152.0/21 10,650 2026-10-10 10:26:53
206.207.32.0/20 10,650 2026-10-10 10:26:53
198.60.144.0/24 10,649 2026-10-10 10:26:53
206.207.144.0/21 10,644 2026-10-10 10:26:53
204.229.218.0/24 10,639 2026-10-10 10:26:53
199.104.240.0/21 10,639 2026-10-10 10:26:53
192.12.69.0/24 10,635 2026-10-10 10:26:03
206.207.128.0/20 10,635 2026-10-10 10:26:53
206.207.153.0/24 10,628 2026-10-10 10:26:53
199.104.148.0/22 10,625 2026-10-10 10:26:53
206.207.20.0/22 10,623 2026-10-10 10:26:53
206.207.154.0/24 10,615 2026-10-10 10:26:53
206.207.8.0/21 10,605 2026-10-10 10:26:53
206.207.176.0/20 10,605 2026-10-10 10:26:53
204.229.192.0/20 10,598 2026-10-10 10:26:53
206.207.24.0/21 10,595 2026-10-10 10:26:53
199.104.248.0/22 10,591 2026-10-10 10:26:53
206.207.240.0/23 10,588 2026-10-10 10:26:53
206.207.7.0/24 10,588 2026-10-10 10:26:53
199.104.128.0/19 10,584 2026-10-10 10:26:53
206.207.2.0/23 10,580 2026-10-10 10:26:53
198.60.161.0/24 10,579 2026-10-10 10:26:53
192.33.140.0/23 10,578 2026-10-10 10:26:03
204.27.250.0/24 10,576 2026-10-10 10:26:53
198.60.188.0/24 10,574 2026-10-10 10:26:53
206.207.52.0/22 10,573 2026-10-10 10:26:53
204.229.216.0/23 10,569 2026-10-10 10:26:53
198.60.152.0/24 10,568 2026-10-10 10:26:53
206.207.192.0/19 10,564 2026-10-10 10:26:53
204.229.236.0/22 10,562 2026-10-10 10:26:53
206.207.59.0/24 10,557 2026-10-10 10:26:53
199.104.220.0/22 10,557 2026-10-10 10:26:53
206.207.42.0/24 10,557 2026-10-10 10:26:53
204.229.232.0/23 10,552 2026-10-10 10:26:53

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: 2026-10-10 10:39:06 UTC
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