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Summary IP address summary information Name
Hokkaido University Country
Website
Hosted domains
11 IPv4 addresses
131,328 IPv6 addresses
0 ASN type
Education Registry
JPNIC Updated
2 years ago on Mar 11, 2024
WHOIS
ASHandle: █████
OrgID: █████
ASName: ██████
ASNumber: AS█████
RegDate: ████-██-██
Updated: ████-██-██
TechHandle: ████-████
Source: ████
Powered by ASN to WHOIS data Important routers in AS7509
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 AS7509 at robtex .
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Stub AS
Stub AS
Pingable IPs 2 IPs in this ASN replied to an ICMP ping during our most recent internet scan. Learn more
Other Pingable IPs IP Address ASN Details 20.126.100.53 Ping AS8075 Microsoft Corporation #239 0.23ms from Amsterdam, NL 129.80.14.181 Ping AS31898 Oracle Corporation #422 0.26ms from Ashburn, US 39.96.57.37 Ping AS37963 Hangzhou Alibaba Advertising Co.,Ltd. #938 1.31ms from Beijing, CN 81.0.89.229 Ping AS12301 Invitech #928 0.67ms from Budapest, HU 186.57.233.133 Ping AS22927 Telefonica de Argentina #93 2.17ms from Buenos Aires, AR 187.49.183.5 Ping AS270511 Ultra Cabo #15,567 7.77ms from Fortaleza, BR 2.90.18.229 Ping AS25019 Saudi Telecom Company JSC #65 3.13ms from Jeddah, SA 188.37.23.181 Ping AS12353 Vodafone Portugal #317 2.92ms from Lisbon, PT 5.163.230.181 Ping AS25019 Saudi Telecom Company JSC #65 1.64ms from Riyadh, SA 201.47.222.69 Ping AS18881 TELEFÔNICA BRASIL S.A #37 5.52ms from Sao Paulo, BR
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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 -m21 133.87.9.106
traceroute to 133.87.9.106 (133.87.9.106 ): 21 hops max, 52 byte packets
Measurement taken from IPinfo ProbeNet in Braga, PT
On October 16, 2026
Places IPs in this network linked to physical places, based on their Wi-Fi networks.
Places IPs 18 18 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 AS2907 Research Organization of Information and Systems, National Institute of Informatics #371
There are 1 upstreams for this ASN.
ASN Name Rank AS2907 Research Organization of Information and Systems, National Institute of Informatics #371
There are 0 downstreams for this ASN.
No downstreams found.
Important routers in AS7509 Share of IPv4 footprint per hexagon Less More
Held location over 90 days 96%
Held location over 1 year 98%
Median days between moves 797 days
Geolocation scope National How consistently this network's IPs hold their geolocation. Read relative to the network type, not as a quality score.
There are 11 domain names hosted across 11 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 Japan local time (UTC+9). Less More
Peak hour 12:00–13:00
Active hours 12 hrs
Weekend vs weekday weekdays heavier
Busiest day Thu
Network type Education
Geography Japan 
University