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Autonomous System

AS22056

Sitel

Announced IPs
2,304
CIDR prefixes
8
ASN
AS22056

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 →

Top CIDR ranges

CIDRIPsPTR DensityOrganizationCountryStateCity
204.153.8.0/22 1.0K
22.9%
Sitel US
204.153.8.0/23 512
26.8%
Sitel US Tennessee Knoxville
193.240.244.0/24 256
0.0%
Sitel GB
199.73.22.0/24 256
0.4%
Sitel US
204.153.8.0/24 256
0.0%
Sitel US Tennessee Knoxville
204.153.9.0/24 256
0.0%
Sitel FR
204.153.10.0/24 256
0.8%
Sitel US
204.153.11.0/24 256
0.0%
Sitel GB England City of London
205.219.133.0/24 256
0.0%
Sitel US
206.19.231.0/24 256
11.7%
Sitel US California San Diego
209.80.66.0/24 256
0.0%
Sitel US

BGP Announced Prefixes

Live BGP anomalies →

Prefixes AS22056 actually originates in BGP, observed across our RIPE RIS collectors. This live routing view can differ from the registry allocation above.

PrefixAnnouncement samplesLast seen
209.80.66.0/24 43,545 2026-07-29 08:17:13
204.153.10.0/24 7,758 2026-07-29 08:17:11
206.19.231.0/24 7,726 2026-07-29 08:17:11
199.73.22.0/24 6,511 2026-07-29 06:20:54
204.153.11.0/24 6,463 2026-07-29 08:23:24
205.219.133.0/24 5,351 2026-07-29 08:17:43
204.153.8.0/24 5,349 2026-07-29 08:17:12
204.153.9.0/24 4,477 2026-07-29 08:23:24
193.240.244.0/24 3,453 2026-07-29 07:33:49

Frequently Asked Questions

What is AS22056?

AS22056 is an Autonomous System Number assigned to Sitel. 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 AS22056 announce?

AS22056 announces 2.3K IPv4 addresses distributed across 8 routed CIDR prefixes. The network is registered in United States.

Who operates AS22056?

AS22056 is operated by Sitel. The organization is based in United States. You can view all IP ranges and related ASNs on the organization page.

What country is AS22056 registered in?

AS22056 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: 2026-07-29 08:25:35 UTC
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