Skip to main content
Organization

QUALYS, Inc.

IPv4 addresses
5,632
CIDR ranges
14
Category
unknown
BGP prefixes announced
22

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.

65/100
Moderate
How this score is built

Experimental · trust-vectors model v1.2.0 — a transparent heuristic, not a definitive verdict. How it works →

Countries served by QUALYS, Inc.

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

ASNs owned by QUALYS, Inc.

ASNNameIPsPrefixesCountry
AS27385 QUALYS, Inc. 5.6K 14 US

Largest CIDR ranges

CIDRIPsPTR DensityASNCountryStateCity
69.67.176.0/21 2.0K
0.0%
AS27385 US Arizona Phoenix
64.39.104.0/23 512
45.7%
AS27385 US Arizona Phoenix
38.90.156.0/24 256
0.0%
AS27385 US Arizona Mesa
64.39.96.0/24 256
64.5%
AS27385 US
64.39.101.0/24 256
1.6%
AS27385 US Arizona Phoenix
64.39.103.0/24 256
84.0%
AS27385 US
64.39.107.0/24 256
0.8%
AS27385 US
64.39.109.0/24 256
7.4%
AS27385 US
64.39.110.0/24 256
0.0%
AS27385 US
103.75.173.0/24 256
0.0%
AS27385 IN
103.75.174.0/24 256
0.0%
AS27385 IN
103.216.98.0/24 256
0.0%
AS27385 IN
165.193.18.0/24 256
35.2%
AS27385 US California Foster City
208.184.60.0/24 256
88.3%
AS27385 US California San Mateo

Frequently Asked Questions

How many IP addresses does QUALYS, Inc. own?

QUALYS, Inc. controls 5.6K IPv4 addresses distributed across 14 CIDR ranges. The organization is registered in United States.

What ASNs does QUALYS, Inc. operate?

QUALYS, Inc. operates 1 Autonomous System. Each ASN represents an independently routed network that QUALYS, Inc. manages for internet traffic delivery.

What countries does QUALYS, Inc. serve?

QUALYS, Inc. has IP address allocations in 2 countries, indicating a multinational network presence for delivering services across these regions.

What type of organization is QUALYS, Inc.?

QUALYS, Inc. is categorized as unknown. This classification is based on the organization's primary use of its IP address allocations.

Last updated: 2026-07-28 05:10:31 UTC
Share