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Summary IP address summary information Name
City of Thornton Country
Website
Hosted domains
20 IPv4 addresses
256 IPv6 addresses
0 ASN type
Government Registry
ARIN Allocated
22 years ago on Jan 20, 2004 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 AS31900
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 AS31900 at robtex .
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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 69.143.48.60 Ping AS7922 Comcast Cable Communications, LLC #1 6.95ms from Ashburn, US 48.194.6.12 Ping AS8075 Microsoft Corporation #233 0.43ms from Ashburn, US 186.60.146.188 Ping AS22927 Telefonica de Argentina #89 4.18ms from Buenos Aires, AR 35.226.188.76 Ping AS396982 Google LLC #127 0.38ms from Council Bluffs, US 122.136.72.220 Ping AS4837 CHINA UNICOM China169 Backbone #10 10.40ms from Harbin, CN 154.210.70.156 Ping AS9294 GNET INC. #16,577 0.96ms from Hong Kong, HK 95.249.187.44 Ping AS3269 Telecom Italia S.p.A. #37 2.26ms from Naples, IT 73.105.93.44 Ping AS7922 Comcast Cable Communications, LLC #1 4.50ms from Orlando, US 98.92.138.92 Ping AS14618 Amazon.com, Inc. #62 0.27ms from Reston, US 52.138.49.156 Ping AS8075 Microsoft Corporation #233 0.19ms from Toronto, CA
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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 -f3 199.117.212.205
traceroute to 199.117.212.205 (199.117.212.205 ): 64 hops max, 52 byte packets
Measurement taken from IPinfo ProbeNet in Denver, US
On October 2, 2026
Places IPs in this network linked to physical places, based on their Wi-Fi networks.
Places IPs 1 1 New IPinfo Places identifies hotels, airports, stadiums, and more with building-level precision.
Explore Places There are 1 peers for this ASN.
ASN Name Rank AS3356 Level 3 Parent, LLC #2
There are 1 upstreams for this ASN.
ASN Name Rank AS3356 Level 3 Parent, LLC #2
There are 0 downstreams for this ASN.
No downstreams found.
Important routers in AS31900 Share of IPv4 footprint per hexagon Less More
Held location over 90 days 100%
Held location over 1 year 99%
Median days between moves 0 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 20 domain names hosted across 6 IP addresses on this ASN.
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 09:00–10:00
Active hours 12 hrs
Weekend vs weekday weekdays heavier
Busiest day Tue
Network type Government
Geography United States 
Community Center