Resultaat ASN-opzoeking voor AS151383 EZSVS Japan — netwerkgrootte, BGP-routering en registratie
IPv4 addresses
512
1 announced prefixes
IPv6 addresses
—
0 announced prefixes
BGP neighbours
…
CAIDA rank
#55.187
Customer cone 1 ASNs
Estimated users
88
APNIC: 72
RPKI
0% valid
0 invalid · 1 not covered
Average purity
82
3 sampled IPs
IXPs / facilities
0 / 0
Operator self-reported
History
How many prefixes this network announced over time, origin changes, the ASN’s registration changes, and outage or hijack incidents. For the history of the range around one IP, see Range history in the IP lookup.
Loading routing history…
IP ranges
Currently announced prefixes with their RIR registration and geolocation.
| Prefix | RPKI | Registration | Geolocation | Addresses |
|---|---|---|---|---|
| 157.20.52.0/23 | Not found |  EZSVSAPNIC | Tokyo | 512 |
/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 2 / 2 （100%） · flagged 0
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
0.20%
Share of IPv4 reported or blocklisted
1
Listed IPs
3
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.
- Japan100.0%
- Scope
- Single country
- In registered country
- 100.0%
Estimated by sampling IPv4 ranges against a geolocation database.
Adoptie en gebruik
Adoptie en gebruik van belangrijke protocollen
Beveiliging en aanvallen
Inzicht in aanvalsverkeer op netwerk- en applicatielaag
BGP-aankondigingen
BGP-routeaankondigingen per uur in de afgelopen 7 dagen
Data: Cloudflare Radar, gelicentieerd onder 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 | |||||||||||||||||||||
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| Sun |
- Peak hour
- 02:00–03:00
- Active hours
- 13 hrs
- Weekend vs weekday
- Weekdays heavier
- Busiest day
- Fri
Aanwezigheid in datacenters
WHOIS record
The registry’s record for this AS number: holder, status, dates and contacts.
Related networks
Other ASNs registered in the same country with the same network type.
- AS7500WIDE ProjectZakelijk
- AS142622Dream Information LaboratoryZakelijk
- AS212259Astrix Co., Ltd.Zakelijk
- AS59127Newmedia CorporationZakelijk
- AS152868THX Corp.Zakelijk
- AS17685Square Enix Co., Ltd.Zakelijk
- AS23784Square Enix Co., Ltd.Zakelijk
- AS23805Watarase Television Co.,LtdZakelijk
- AS55378QUICK Corp.Zakelijk
- AS7257Oto GKZakelijk
Sources
Where the information on this page comes from and when it was updated.
| Information | Source | Updated |
|---|---|---|
| Registered country | RIR daily delegation statistics | 2026-10-23 |
| Registered address & allocation date | RIR registration data (RDAP) | 2026-07-19 |
| Organization & company country | AS-to-organization data | 2026-10-22 |
| Network type | CleanIP ASN canon | 2026-10-19 |
| Announced prefixes & BGP neighbours | Public BGP routing data | 2026-10-23 |
| IPv4 geography | Geolocation database | — |
| RPKI validation | RPKI ROA validation data | 2026-10-23 |
| Rank & customer cone | CAIDA AS Rank | 2026-10-01 |
| Estimated users (APNIC) | APNIC Labs user estimates | 2026-10-21 |
| IP reputation | CleanIP lookups and neighbour sampling | — |
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