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ASN lookup result for AS7522 STNet, Incorporated — network size, BGP routing and registration

JPAS7522STNet, IncorporatedISP
WHOIS Topology

Japan · APNICstnet.co.jp

Home broadband

IPv4 addresses

594,944

54 announced prefixes

IPv6 addresses

7.92 × 10²⁸

1 announced prefixes

BGP neighbours

…

CAIDA rank

#3,391

Customer cone 7 ASNs

Estimated users

931K

APNIC: 932K

RPKI

0% valid

0 invalid · 55 not covered

Average purity

86

55 sampled IPs

IXPs / facilities

14 / 4

Operator self-reported

History

How prefixes were announced and changed hands, registration changes, and outage or hijack incidents.

Loading routing history…

IP ranges

Currently announced prefixes with their RIR registration and geolocation.

PrefixRPKIRegistrationGeolocationAddresses
123.230.0.0/16Not foundJPSTNetAPNICJPTokushima65,536
133.123.0.0/16Not foundJPJPNIC-NET-JP-ERXAPNICJPTokushima65,536
150.52.0.0/16Not foundJPJAPAN150APNICJPJapan65,536
183.176.0.0/16Not foundJPSTNetAPNICJPKochi65,536
101.1.128.0/17Not foundJPSTNetAPNICJPTokushima32,768
115.30.128.0/17Not foundJPSTNetAPNICJPMatsuyama32,768
115.31.0.0/18Not foundJPSTNetAPNICJPTokushima16,384
123.254.0.0/18Not foundJPSTNetAPNICJPTokushima16,384
27.134.128.0/19Not foundJPSTNetAPNICJPTakamatsu8,192
122.129.160.0/19Not foundJPSTNetAPNICJPMatsuyama8,192
122.145.64.0/19Not foundJPSTNetAPNICJPKochi8,192
122.248.64.0/19Not foundJPSTNetAPNICJPTakamatsu8,192
125.215.64.0/19Not foundJPSTNetAPNICJPMatsuyama8,192
125.215.96.0/19Not foundJPSTNetAPNICJPKochi8,192
175.103.224.0/19Not foundJPSTNetAPNICJPTokushima8,192
203.112.32.0/19Not foundJPSTNetAPNICJPKochi8,192
203.139.192.0/19Not foundJPJPNIC-NET-JPAPNICJPKochi8,192
210.142.224.0/19Not foundJPJPNIC-NET-JPAPNICJPKochi8,192
210.157.224.0/19Not foundJPJPNIC-NET-JPAPNICJPHashihama8,192
211.7.224.0/19Not foundJPJPNIC-NET-JPAPNICJPTakamatsu8,192

/24 block profile

One square per /24: colour shows the risk type, shade how many addresses are flagged, stripes mark datacenter blocks. Click a square to see all 256 addresses.

/24s with data 61 / 2,324 （3%） · flagged 31

No risk flagsDatacenter (no flags)ProxyVPNAbuse / blocklistTorDarker = more flagged addresses; dashed = block screen only

183.176.0.0/1611/256 with data · 5 flagged

115.30.128.0/176/128 with data · 6 flagged

133.123.0.0/165/256 with data · 3 flagged

101.1.128.0/174/128 with data · 2 flagged

219.109.96.0/194/32 with data · 1 flagged

123.230.0.0/163/256 with data · 2 flagged

122.129.160.0/193/32 with data · 2 flagged

115.31.0.0/182/64 with data · 0 flagged

123.254.0.0/182/64 with data · 1 flagged

122.248.64.0/192/32 with data · 1 flagged

220.208.0.0/192/32 with data · 0 flagged

27.134.128.0/191/32 with data · 1 flagged

Hover a square for its numbers; click to see all 256 addresses.

Each prefix shows its 64 /24s with the most data. Built daily from lookups, neighbour sampling, public lists and block screening.

IP reputation

IPs from this network that CleanIP has analysed: purity, abuse reports and the riskiest /24 blocks.

Purity distribution

85–100 3570–84 1050–69 100–49 0

0.12%

Share of IPv4 reported or blocklisted

699

Listed IPs

55

Analysed IPs

Flagged = VPN, proxy, Tor or purity below 50. Samples come from user lookups and neighbour sampling, not every address in this network.

Geography

Where this network’s IPv4 addresses are located.

  • JP Japan
Scope
Single country
In registered country
100.0%

Estimated by sampling IPv4 ranges against a geolocation database.

Traffic observation

AS7522 · Last 7 days
Mobile vs. Desktop
Desktop 36.9%Mobile 63.1%
Desktop36.9%Mobile63.1%
Bot vs. Human
Human 92.1%Bot 7.9%
Human92.1%Bot7.9%

Adoption & Usage

Adoption and usage of key protocols

Internet Protocol (IP) Version
IPv4 53.4%IPv6 46.6%46.6%IPv6
IPv453.4%IPv646.6%
HTTP Version
HTTP/1.x
8.2%HTTP/2
65.0%HTTP/3
26.8%
HTTP vs. HTTPS
99.4% HTTPS (encrypted)
Plain HTTP 0.6%
TLS Version
TLS 1.0/1.1< 0.1%TLS 1.23.0%TLS 1.370.1%QUIC26.9%

Security & Attacks

Insights into network and application layer attack traffic

Layer 7 Attacks
GET
88.5%POST
6.2%HEAD
3.4%OPTIONS
1.4%PUT
0.4%

BGP Announcements

Hourly BGP route announcements over the last 7 days

596,148
7-day total
11,873
Hourly peak

Data: Cloudflare Radar, licensed under CC BY-NC 4.0

Activity

Hourly traffic over the last 7 days, normalized to this network’s peak.

A pronounced day/night rhythm, typical of networks with human users.

00061218
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Times in UTCLessMore
Peak hour
13:00–14:00
Active hours
14 hrs
Weekend vs weekday
Weekdays ≈ weekends
Busiest day
Sun

Datacenter Presence

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BGP upstreams and neighbours

AS7522Standalone page
Loading upstreams and neighbours…

WHOIS record

The registry’s record for this AS number: holder, status, dates and contacts.

Sources

Where the information on this page comes from and when it was updated.

InformationSourceUpdated
Registered countryRIR daily delegation statistics2026-10-20
Organization & company countryAS-to-organization data2026-10-21
Network typeCleanIP ASN canon2026-10-21
Exchanges & facilitiesOperator self-reported interconnection data2026-10-21
Announced prefixes & BGP neighboursPublic BGP routing data2026-10-22
IPv4 geographyGeolocation database—
RPKI validationRPKI ROA validation data2026-10-22
Rank & customer coneCAIDA AS Rank2026-10-01
Estimated users (APNIC)APNIC Labs user estimates2026-10-19
Network tagsPublic routing data community tags2026-10-21
IP reputationCleanIP lookups and neighbour sampling—

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Multi-source cross-checks · In-house reputation data · Real data only

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