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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 v1.2.0 — 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 8,914 2026-09-11 17:19:35
128.196.0.0/16 8,776 2026-09-11 17:19:35
208.68.28.0/22 8,694 2026-09-11 17:19:35
150.135.0.0/16 8,661 2026-09-11 17:19:35
199.104.224.0/20 8,613 2026-09-11 17:19:35
198.60.145.0/24 8,598 2026-09-11 17:19:35
208.75.160.0/21 8,594 2026-09-11 17:19:35
198.60.134.0/23 8,583 2026-09-11 17:19:35
192.80.43.0/24 8,576 2026-09-11 17:19:35
192.12.69.0/24 8,547 2026-09-11 17:19:35
199.104.252.0/24 8,516 2026-09-11 17:19:28
204.229.208.0/21 8,500 2026-09-11 17:19:28
206.207.48.0/23 8,498 2026-09-11 17:19:28
206.207.32.0/20 8,491 2026-09-11 17:19:41
199.104.152.0/21 8,491 2026-09-11 17:19:41
198.60.144.0/24 8,489 2026-09-11 17:19:28
204.229.240.0/20 8,489 2026-09-11 17:19:28
206.207.144.0/21 8,487 2026-09-11 17:19:28
198.60.136.0/21 8,486 2026-09-11 17:19:28
206.207.128.0/20 8,484 2026-09-11 17:19:28
199.104.240.0/21 8,483 2026-09-11 17:19:28
198.60.144.0/20 8,474 2026-09-11 17:19:28
206.207.18.0/24 8,473 2026-09-11 17:19:41
206.207.176.0/20 8,454 2026-09-11 17:19:28
206.207.20.0/22 8,453 2026-09-11 17:19:41
199.104.128.0/19 8,452 2026-09-11 17:19:41
206.207.24.0/21 8,452 2026-09-11 17:19:41
206.207.8.0/21 8,449 2026-09-11 17:19:41
204.229.192.0/20 8,443 2026-09-11 17:19:28
204.229.218.0/24 8,443 2026-09-11 17:19:28
198.60.188.0/24 8,442 2026-09-11 17:19:28
206.207.7.0/24 8,442 2026-09-11 17:19:41
206.207.2.0/23 8,439 2026-09-11 17:19:41
206.207.154.0/24 8,439 2026-09-11 17:19:28
206.207.240.0/23 8,438 2026-09-11 17:19:28
206.207.153.0/24 8,436 2026-09-11 17:19:28
192.33.140.0/23 8,436 2026-09-11 17:19:41
199.104.248.0/22 8,432 2026-09-11 17:19:28
198.60.161.0/24 8,431 2026-09-11 17:19:28
204.27.250.0/24 8,431 2026-09-11 17:19:28
199.104.148.0/22 8,430 2026-09-11 17:19:41
206.207.52.0/22 8,428 2026-09-11 17:19:41
206.207.192.0/19 8,426 2026-09-11 17:19:28
204.229.236.0/22 8,422 2026-09-11 17:19:28
206.207.59.0/24 8,416 2026-09-11 17:19:41
204.229.216.0/23 8,414 2026-09-11 17:19:28
198.60.190.0/24 8,414 2026-09-11 17:19:28
198.60.152.0/24 8,412 2026-09-11 17:19:28
198.151.212.0/24 8,411 2026-09-11 17:19:28
206.207.42.0/24 8,411 2026-09-11 17:19:41

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: 2026-09-11 17:56:08 UTC
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