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Autonomous System

AS4136

Quality Technology Services, LLC

Announced IPs
77,568
CIDR prefixes
25
ASN
AS4136

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 v1.2.0 — a transparent heuristic, not a definitive verdict. How it works →

Network profile

Source: PeeringDB →
Network type NSP
Geographic scope North America
Traffic ratio Balanced
Peering policy Selective
IRR record AS-QTS-4136

Present at 1 internet exchange: DE-CIX New York: DE-CIX New York Peering LAN

Top CIDR ranges

CIDRIPsPTR DensityOrganizationCountryStateCity
209.73.192.0/18 16.4K
4.1%
Quality Technology Services, LLC US New Jersey Avenel
209.11.32.0/19 8.2K
4.1%
Quality Technology Services, LLC US
209.11.64.0/19 8.2K
1.1%
Quality Technology Services, LLC US
209.208.160.0/19 8.2K
3.0%
Quality Technology Services, LLC US
209.10.16.0/20 4.1K
6.2%
Quality Technology Services, LLC US
209.10.160.0/20 4.1K
7.8%
Quality Technology Services, LLC US
209.11.16.0/20 4.1K
1.9%
Quality Technology Services, LLC US
209.11.96.0/20 4.1K
1.7%
Quality Technology Services, LLC US
209.73.208.0/20 4.1K
5.1%
Quality Technology Services, LLC US New Jersey Avenel
209.208.128.0/20 4.1K
4.0%
Quality Technology Services, LLC US
209.10.48.0/21 2.0K
0.7%
Quality Technology Services, LLC US
209.10.248.0/21 2.0K
2.2%
Quality Technology Services, LLC US
209.11.8.0/21 2.0K
1.2%
Quality Technology Services, LLC US
209.11.192.0/21 2.0K
0.0%
Quality Technology Services, LLC US
209.11.216.0/21 2.0K
10.9%
Quality Technology Services, LLC US
209.10.4.0/22 1.0K
0.0%
Quality Technology Services, LLC US
209.10.8.0/22 1.0K
3.3%
Quality Technology Services, LLC US
209.10.48.0/22 1.0K
0.0%
Quality Technology Services, LLC US
209.10.204.0/22 1.0K
0.9%
Quality Technology Services, LLC US
209.11.208.0/22 1.0K
1.6%
Quality Technology Services, LLC US
209.10.0.0/23 512
0.0%
Quality Technology Services, LLC US
209.10.14.0/23 512
3.9%
Quality Technology Services, LLC US
66.197.116.0/24 256
0.0%
Quality Technology Services, LLC US
69.5.68.0/24 256
0.0%
Quality Technology Services, LLC US
209.10.12.0/24 256
0.0%
Quality Technology Services, LLC US

BGP Announced Prefixes

Live BGP anomalies →

Prefixes AS4136 actually originates in BGP, observed across our RIPE RIS collectors. This live routing view can differ from the registry allocation above.

PrefixAnnouncement samplesLast seen
209.73.222.0/24 9,137 2026-07-24 03:56:40
209.73.208.0/20 6,808 2026-07-24 05:01:57
209.10.48.0/22 6,790 2026-07-24 05:01:57
66.197.116.0/24 6,737 2026-07-24 05:01:57
69.5.68.0/24 6,668 2026-07-24 05:01:57

Frequently Asked Questions

What is AS4136?

AS4136 is an Autonomous System Number assigned to Quality Technology Services, LLC. 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 AS4136 announce?

AS4136 announces 77.6K IPv4 addresses distributed across 25 routed CIDR prefixes. The network is registered in United States.

Who operates AS4136?

AS4136 is operated by Quality Technology Services, LLC. The organization is based in United States. You can view all IP ranges and related ASNs on the organization page.

What country is AS4136 registered in?

AS4136 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: 2026-07-24 05:55:33 UTC
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