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Summary IP address summary information Name
Prestonet s.r.o. Country
Website
Hosted domains
37 IPv4 addresses
1,024 IPv6 addresses
7.92 × 1028 ASN type
ISP Registry
RIPE Allocated
8 years ago on Mar 15, 2018 Updated
2 years ago on Mar 13, 2024
WHOIS
ASHandle: █████
OrgID: █████
ASName: ██████
ASNumber: AS█████
RegDate: ████-██-██
Updated: ████-██-██
TechHandle: ████-████
Source: ████
Powered by ASN to WHOIS data Important routers in AS204409
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 AS204409 at robtex .
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Data Data
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Resources Resources
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 185.249.113.21
traceroute to 185.249.113.21 (185.249.113.21 ): 64 hops max, 52 byte packets
Measurement taken from IPinfo ProbeNet in Prague, CZ
On September 10, 2026
There are 2 upstreams for this ASN.
ASN Name Rank AS6939 Hurricane Electric LLC #18 AS39392 SH.cz s.r.o. #543
There are 0 downstreams for this ASN.
No downstreams found.
Important routers in AS204409 Share of IPv4 footprint per hexagon Less More
Held location over 90 days 100%
Held location over 1 year 100%
Median days between moves 606 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 37 domain names hosted across 12 IP addresses on this ASN.
Pingable IPs 6 IPs in this ASN replied to an ICMP ping during our most recent internet scan. Learn more
IP Address ASN Details 2a0c:340:0:2515::2 Ping AS204409 Prestonet s.r.o. #31,811 0.78ms from Prague, CZ 185.249.114.81 Ping AS204409 Prestonet s.r.o. #31,811 0.38ms from Prague, CZ 185.249.112.194 Ping AS204409 Prestonet s.r.o. #31,811 0.36ms from Prague, CZ 185.249.113.46 Ping AS204409 Prestonet s.r.o. #31,811 0.24ms from Prague, CZ 185.249.115.58 Ping AS204409 Prestonet s.r.o. #31,811 0.25ms from Prague, CZ 2a0c:340:1:3014::11 Ping AS204409 Prestonet s.r.o. #31,811 1.05ms from Prague, CZ
Activity A pronounced day/night rhythm — the signature of a consumer/eyeball network whose users sleep at night.
There are 31 peers for this ASN.
Times shown in Czechia local time (UTC+1). Less More
Peak hour 09:00–10:00
Active hours 17 hrs
Weekend vs weekday weekdays heavier
Busiest day Tue
Network type Consumer ISP
Geography Czechia New IPinfo Places identifies hotels, airports, stadiums, and more with building-level precision.
Explore Places AS1764 Next Layer Telekommunikationsdienstleistungs- und Beratungs GmbH #725
AS3212 Telemach Slovenija d.o.o. #580
AS6663 Euroweb Romania S.R.L. #553
AS6939 Hurricane Electric LLC #18
AS8529 Zain Omantel International FZ-LLC #369
Hotel
Grocery Store
Business Services