AS2497 Internet Initiative Japan Inc. — информация об ASN

AS2497Internet Initiative Japan Inc.Провайдер

WHOIS Topology

Japan · APNICiij.ad.jp

Hosts top sitesAnycastHome broadbandCritical infrastructureRPKI filtering

IPv4 addresses

4 097 024

258 announced prefixes

IPv6 addresses

3.26 × 10²⁹

11 announced prefixes

BGP neighbours

…

CAIDA rank

#87

Customer cone 703 ASNs

Estimated users

618 тыс.

APNIC: 617 тыс.

RPKI

60% valid

0 invalid · 107 not covered

Average purity

1 558 sampled IPs

IXPs / facilities

15 / 17

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.

Prefix	RPKI	Registration	Geolocation	Addresses
172.122.0.0/15	Valid	IIJAPNIC	Mejiro	131 072
81.203.0.0/16	Valid	IIJAPNIC	Japan	65 536
121.102.0.0/16	Valid	IIJAPNIC	Kyoto	65 536
125.30.0.0/16	Valid	IIJAPNIC	Yokohama	65 536
129.249.0.0/16	Not found	FFBI-NETAPNIC	Japan	65 536
131.248.0.0/16	Not found	CTC-NETAPNIC	Japan	65 536
132.179.0.0/16	Not found	TPMA-NETAPNIC	Japan	65 536
133.110.0.0/16	Valid	JPNIC-NET-JP-ERXAPNIC	Yukuhashi	65 536
133.111.0.0/16	Not found	JPNIC-NET-JP-ERXAPNIC	Japan	65 536
133.127.0.0/16	Not found	JPNIC-NET-JP-ERXAPNIC	Matsubara	65 536
133.137.0.0/16	Valid	JPNIC-NET-JP-ERXAPNIC	Japan	65 536
133.142.0.0/16	Valid	JPNIC-NET-JP-ERXAPNIC	Japan	65 536
133.159.0.0/16	Valid	JPNIC-NET-JP-ERXAPNIC	Kawagoe	65 536
133.173.0.0/16	Not found	JPNIC-NET-JP-ERXAPNIC	Japan	65 536
133.215.0.0/16	Not found	JPNIC-NET-JP-ERXAPNIC	Japan	65 536
133.218.0.0/16	Valid	JPNIC-NET-JP-ERXAPNIC	Isesaki	65 536
133.221.0.0/16	Not found	JPNIC-NET-JP-ERXAPNIC	Tokyo	65 536
133.236.0.0/16	Valid	JPNIC-NET-JP-ERXAPNIC	Japan	65 536
133.245.0.0/16	Not found	JPNIC-NET-JP-ERXAPNIC	Japan	65 536
133.254.0.0/16	Not found	JPNIC-NET-JP-ERXAPNIC	Shizuoka	65 536

/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 242 / 16 004 （2%） · flagged 67

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

220.100.0.0/1721/128 with data · 6 flagged

133.157.32.0/1915/32 with data · 0 flagged

58.138.0.0/1713/128 with data · 1 flagged

61.124.0.0/2013/16 with data · 2 flagged

133.218.0.0/1611/256 with data · 7 flagged

61.124.16.0/2011/16 with data · 2 flagged

133.159.0.0/169/256 with data · 1 flagged

150.31.0.0/169/256 with data · 3 flagged

125.30.0.0/168/256 with data · 2 flagged

210.130.0.0/168/256 with data · 0 flagged

220.210.128.0/188/64 with data · 2 flagged

160.13.0.0/167/256 with data · 4 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 1 01870–84 52750–69 130–49 0

0.01%

Share of IPv4 reported or blocklisted

466

Listed IPs

1 558

Analysed IPs

Riskiest /24 blocks

/24 block	Flagged	Analysed
14.137.235.0/24	3	27
133.218.57.0/24	2	2
202.214.238.0/24	1	8
104.165.254.0/24	1	6
125.30.6.0/24	1	2
45.38.103.0/24	1	2
125.30.169.0/24	1	1
133.218.193.0/24	1	1
133.218.25.0/24	1	1
150.31.13.0/24	1	1

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.

Japan99.7%
United States0.3%
Bulgaria0.0%

Scope: Single country
In registered country: 99.7%

Estimated by sampling IPv4 ranges against a geolocation database.

Наблюдение за трафиком

AS2497 · За последние 7 дней

Мобильные и десктоп

Десктоп59.7%Мобильные40.3%

Боты и люди

Люди78.3%Боты21.7%

Внедрение и использование

Внедрение и использование ключевых протоколов

Версия протокола IP

IPv486.8%IPv613.2%

Версия HTTP

HTTP/1.x

21.9%HTTP/2

64.7%HTTP/3

13.4%

HTTP и HTTPS

99.2% HTTPS (шифрованный)

Обычный HTTP 0.8%

Версия TLS

TLS 1.0/1.1< 0.1%TLS 1.24.5%TLS 1.382.0%QUIC13.5%

Безопасность и атаки

Данные об атаках на сетевом уровне и уровне приложений

Атаки уровня L7

GET

87.7%POST

11.2%HEAD

0.9%OPTIONS

0.2%

BGP-анонсы

Почасовое число анонсов маршрутов BGP за последние 7 дней

1 033 556

Всего за 7 дней

47 574

Пик за час

Данные: Cloudflare Radar, лицензия 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.

	00						06						12						18
Mon
Tue
Wed
Thu
Fri
Sat
Sun

Times in UTCLessMore

Peak hour: 03:00–04:00
Active hours: 13 hrs
Weekend vs weekday: Weekdays heavier
Busiest day: Mon

Загрузка…

BGP: аплинки и соседи

AS2497Отдельная страница

Загрузка аплинков и соседей…

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.

Information	Source	Updated
Registered country	RIR daily delegation statistics	2026-10-22
Organization & company country	AS-to-organization data	2026-10-21
Network type	CleanIP ASN canon	2026-10-22
Exchanges & facilities	Operator self-reported interconnection data	2026-10-21
Announced prefixes & BGP neighbours	Public BGP routing data	2026-10-22
IPv4 geography	Geolocation database	—
RPKI validation	RPKI ROA validation data	2026-10-22
Rank & customer cone	CAIDA AS Rank	2026-10-01
Estimated users (APNIC)	APNIC Labs user estimates	2026-10-19
Network tags	Public routing data community tags	2026-10-22
IP reputation	CleanIP lookups and neighbour sampling	—

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