AS17511 OPTAGE Inc. — Informations ASN

AS17511OPTAGE Inc.FAI

WHOIS Topology

Japan · APNICoptage.co.jp

Business linesHome broadbandMobile network

IPv4 addresses

2 994 432

66 announced prefixes

IPv6 addresses

7.92 × 10²⁸

2 announced prefixes

BGP neighbours

…

CAIDA rank

#2 482

Customer cone 11 ASNs

Estimated users

5,05 M

APNIC: 5,07 M

RPKI

62% valid

0 invalid · 26 not covered

Average purity

388 sampled IPs

IXPs / facilities

15 / 10

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
58.188.0.0/14	Valid	K-OpticomAPNIC	Japan	262 144
101.140.0.0/14	Valid	K-OpticomAPNIC	Himeji	262 144
112.68.0.0/14	Valid	K-OpticomAPNIC	Wakayama	262 144
119.228.0.0/14	Valid	K-OpticomAPNIC	Itami	262 144
121.80.0.0/14	Valid	K-OpticomAPNIC	Osaka	262 144
121.84.0.0/14	Valid	K-OpticomAPNIC	Sakai	262 144
180.144.0.0/14	Valid	K-OpticomAPNIC	Kyoto	262 144
182.164.0.0/14	Valid	K-OpticomAPNIC	Kyoto	262 144
58.70.0.0/16	Valid	K-OpticomAPNIC	Ibaraki	65 536
59.190.0.0/16	Valid	K-OpticomAPNIC	Osaka	65 536
60.56.0.0/16	Valid	K-OpticomAPNIC	Osaka	65 536
128.22.0.0/16	Valid	K-OpticomAPNIC	Kyoto	65 536
128.27.0.0/16	Valid	K-OpticomAPNIC	Nishinomiya	65 536
150.57.0.0/16	Not found	JAPAN150APNIC	Osaka	65 536
150.66.0.0/16	Valid	JAPAN150APNIC	Japan	65 536
158.198.0.0/16	Not found	JPNIC-NET-JP-ERXAPNIC	Japan	65 536
160.233.0.0/16	Not found	MIKI-IPNETAPNIC	Japan	65 536
60.57.0.0/17	Valid	K-OpticomAPNIC	Amagasaki	32 768
60.57.128.0/17	Valid	K-OpticomAPNIC	Amagasaki	32 768
218.228.128.0/17	Valid	JPNIC-NET-JPAPNIC	Sakai	32 768

/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 357 / 11 697 （3%） · flagged 132

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

121.84.0.0/1439/1024 with data · 17 flagged

112.68.0.0/1437/1024 with data · 14 flagged

119.228.0.0/1437/1024 with data · 17 flagged

58.188.0.0/1433/1024 with data · 10 flagged

121.80.0.0/1433/1024 with data · 11 flagged

180.144.0.0/1433/1024 with data · 19 flagged

101.140.0.0/1432/1024 with data · 6 flagged

182.164.0.0/1429/1024 with data · 10 flagged

128.22.0.0/1617/256 with data · 5 flagged

59.190.0.0/1610/256 with data · 6 flagged

58.70.0.0/168/256 with data · 2 flagged

60.56.0.0/168/256 with data · 3 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 23670–84 10750–69 450–49 0

0.02%

Share of IPv4 reported or blocklisted

667

Listed IPs

388

Analysed IPs

Riskiest /24 blocks

/24 block	Flagged	Analysed
58.188.112.0/24	3	3
180.145.72.0/24	1	2
180.147.195.0/24	1	2
58.70.216.0/24	1	2
60.56.134.0/24	1	2
101.142.43.0/24	1	1
101.142.46.0/24	1	1
101.143.16.0/24	1	1
112.68.225.0/24	1	1
112.69.10.0/24	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.

Japan100.0%

Scope: Single country
In registered country: 100.0%

Estimated by sampling IPv4 ranges against a geolocation database.

Observation du trafic

AS17511 · 7 derniers jours

Mobile vs ordinateur

Ordinateur36.3%Mobile63.7%

Robot vs humain

Humain92.3%Robot7.7%

Adoption et usage

Adoption et usage des principaux protocoles

Version du protocole Internet (IP)

IPv450.1%IPv649.9%

Version HTTP

HTTP/1.x

8.8%HTTP/2

65.8%HTTP/3

25.3%

HTTP vs HTTPS

99.6% HTTPS (chiffré)

HTTP en clair 0.4%

Version TLS

TLS 1.0/1.1< 0.1%TLS 1.22.7%TLS 1.371.9%QUIC25.4%

Sécurité et attaques

Aperçu du trafic d'attaque sur les couches réseau et application

Attaques de couche 7

GET

66.1%HEAD

21.7%POST

11.3%PUT

0.6%OPTIONS

0.3%Autre

< 0.1%

Annonces BGP

Annonces de routes BGP par heure sur les 7 derniers jours

282 203

Total sur 7 jours

11 672

Pic horaire

Données : Cloudflare Radar, sous licence 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: 13:00–14:00
Active hours: 18 hrs
Weekend vs weekday: Weekdays ≈ weekends
Busiest day: Sun

Chargement…

Opérateurs amont et voisins BGP

AS17511Page dédiée

Chargement des opérateurs amont et des voisins…

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	2026-10-22
Network type	CleanIP ASN canon	2026-10-22
Exchanges & facilities	Operator self-reported interconnection data	2026-10-22
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	2026-10-20
Network tags	Public routing data community tags	2026-10-22
IP reputation	CleanIP lookups and neighbour sampling	—

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Recoupement multisource · Données de réputation internes · Uniquement des données réelles