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6 dimensions · leaks / fingerprint / consistency

ASN lookup result for AS2518 BIGLOBE Inc. — network size, BGP routing and registration

JPAS2518BIGLOBE Inc.ISP
WHOIS Topology

Japan · APNICbiglobe.co.jp

Business linesHome broadbandRPKI filtering

IPv4 addresses

3,670,016

33 announced prefixes

IPv6 addresses

7.13 × 10²⁹

2 announced prefixes

BGP neighbours

…

CAIDA rank

#469

Customer cone 101 ASNs

Estimated users

4.55M

APNIC Labs estimate

RPKI

100% valid

0 invalid · 0 not covered

Average purity

87

754 sampled IPs

IXPs / facilities

17 / 13

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
125.192.0.0/13ValidJPBIGLOBEAPNICJPMatsudo524,288
60.236.0.0/14ValidJPBIGLOBEAPNICJPHigashikubochō262,144
118.108.0.0/14ValidJPBIGLOBEAPNICJPKyoto262,144
119.240.0.0/14ValidJPBIGLOBEAPNICJPFukuyama262,144
122.132.0.0/14ValidJPBIGLOBEAPNICJPTokyo262,144
133.200.0.0/14ValidJPJPNIC-NET-JP-ERXAPNICJPShinjuku262,144
111.168.0.0/15ValidJPBIGLOBEAPNICJPJapan131,072
119.238.0.0/15ValidJPBIGLOBEAPNICJPToyama131,072
122.130.0.0/15ValidJPBIGLOBEAPNICJPChiba131,072
133.206.0.0/15ValidJPJPNIC-NET-JP-ERXAPNICJPOsaka131,072
133.208.0.0/15ValidJPJPNIC-NET-JP-ERXAPNICJPJapan131,072
221.170.0.0/15ValidJPBIGLOBEAPNICJPFutago131,072
49.129.0.0/16ValidJPBIGLOBEAPNICJPSapporo65,536
110.233.0.0/16ValidJPBIGLOBEAPNICJPTokyo65,536
119.244.0.0/16ValidJPBIGLOBEAPNICJPJapan65,536
133.204.0.0/16ValidJPJPNIC-NET-JP-ERXAPNICJPNagasaki65,536
133.205.0.0/16ValidJPJPNIC-NET-JP-ERXAPNICJPNagareyama65,536
202.225.0.0/16ValidJPJPNIC-NET-JPAPNICJPJapan65,536
203.136.0.0/16ValidJPJPNIC-NET-JPAPNICJPMatsue65,536
210.147.0.0/16ValidJPJPNIC-NET-JPAPNICJPJapan65,536

/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 607 / 14,336 （4%） · flagged 124

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

125.192.0.0/13100/2048 with data · 18 flagged

133.200.0.0/1476/1024 with data · 22 flagged

122.132.0.0/1452/1024 with data · 14 flagged

119.240.0.0/1447/1024 with data · 7 flagged

118.108.0.0/1446/1024 with data · 9 flagged

60.236.0.0/1434/1024 with data · 7 flagged

133.206.0.0/1526/512 with data · 5 flagged

221.170.0.0/1526/512 with data · 3 flagged

122.130.0.0/1524/512 with data · 1 flagged

119.238.0.0/1522/512 with data · 5 flagged

133.208.0.0/1518/512 with data · 5 flagged

111.168.0.0/1517/512 with data · 6 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 54070–84 13550–69 550–49 24

0.10%

Share of IPv4 reported or blocklisted

3,490

Listed IPs

754

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

AS2518 · Last 7 days
Mobile vs. Desktop
Desktop 38.9%Mobile 61.1%
Desktop38.9%Mobile61.1%
Bot vs. Human
Human 92.6%Bot 7.4%
Human92.6%Bot7.4%

Adoption & Usage

Adoption and usage of key protocols

Internet Protocol (IP) Version
IPv4 26.3%IPv6 73.7%73.7%IPv6
IPv426.3%IPv673.7%
HTTP Version
HTTP/1.x
8.6%HTTP/2
66.3%HTTP/3
25.1%
HTTP vs. HTTPS
99.7% HTTPS (encrypted)
Plain HTTP 0.3%
TLS Version
TLS 1.0/1.1< 0.1%TLS 1.23.0%TLS 1.371.9%QUIC25.1%

Security & Attacks

Insights into network and application layer attack traffic

Layer 7 Attacks
POST
52.3%GET
44.3%OPTIONS
2.2%HEAD
0.9%PUT
0.3%Other
< 0.1%

BGP Announcements

Hourly BGP route announcements over the last 7 days

132,858
7-day total
5,501
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
17 hrs
Weekend vs weekday
Weekends heavier
Busiest day
Sun

Datacenter Presence

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BGP upstreams and neighbours

AS2518Standalone 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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