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Summary IP address summary information Name
City of Colorado Springs Country
Website
Hosted domains
0 IPv4 addresses
2,048 IPv6 addresses
0 ASN type
Government Registry
ARIN Allocated
15 years ago on Mar 1, 2011 Updated
14 years ago on Mar 2, 2012
WHOIS
ASHandle: █████
OrgID: █████
ASName: ██████
ASNumber: AS█████
RegDate: ████-██-██
Updated: ████-██-██
TechHandle: ████-████
Source: ████
Powered by ASN to WHOIS data Important routers in AS31756
What is an ASN? Autonomous System Numbers (ASNs) are assigned to entities such as Internet Service Providers and other large organizations that control blocks of IP addresses. This network page, and the organization field that's shown on the main IP address information page and also returned in the geolocation API are based on the ASN.
The ASN details will often correspond to the IP address owner, but for smaller organizations it may be that organization's parent, or their ISP. Find out more about AS31756 at robtex .
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Data Data
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Stub AS
Stub AS
Pingable IPs 0 IPs in this ASN replied to an ICMP ping during our most recent internet scan. Learn more
Other Pingable IPs IP Address ASN Details 172.201.226.12 Ping AS8075 Microsoft Corporation #233 0.88ms from Amsterdam, NL 181.99.29.172 Ping AS7303 Telecom Argentina S.A. #47 3.02ms from Asuncion, PY 217.146.186.12 Ping AS34010 Yahoo-UK Limited #56,541 0.48ms from Dublin, IE 68.83.123.92 Ping AS7922 Comcast Cable Communications, LLC #1 4.08ms from New York City, US 4.242.246.204 Ping AS8075 Microsoft Corporation #233 0.22ms from Phoenix, US 3.39.94.140 Ping AS16509 Amazon.com, Inc. #23 0.42ms from Seoul, KR 183.125.153.60 Ping AS4766 Korea Telecom #14 4.84ms from Seoul, KR 2.177.224.108 Ping AS58224 Iran Telecommunication Company PJS #82 1.75ms from Tehran, IR 54.238.134.220 Ping AS16509 Amazon.com, Inc. #23 0.34ms from Tokyo, JP 72.48.142.124 Ping AS7459 Grande Communications Networks, LLC #250 5.07ms from Dallas, US
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Traceroute Below is a recent traceroute taken from the IPinfo ProbeNet to an IP in this ASN. Learn more. Traceroute →
$ traceroute -a -n -q1 -f4 158.120.2.9
traceroute to 158.120.2.9 (158.120.2.9 ): 64 hops max, 52 byte packets
Measurement taken from IPinfo ProbeNet in Denver, US
On September 17, 2026
There are 1 peers for this ASN.
There are 1 upstreams for this ASN.
There are 0 downstreams for this ASN.
No downstreams found.
Share of IPv4 footprint per hexagon Less More
Held location over 90 days 100%
Held location over 1 year 100%
Median days between moves 1,794 days
Geolocation scope City How consistently this network's IPs hold their geolocation. Read relative to the network type, not as a quality score.
There are 0 domain names hosted across 0 IP addresses on this ASN.
No domains found.
Activity A pronounced day/night rhythm — the signature of a consumer/eyeball network whose users sleep at night.
Times shown in United States local time (UTC-7). Less More
Peak hour 11:00–12:00
Active hours 15 hrs
Weekend vs weekday weekdays heavier
Busiest day Tue
Network type Government
Geography United States 
