137.31.0.0.
Verified Asset
WHOIS
Zscaler Switzerland GmbH
137.31.0.0/16
137.31.0.0
first
137.31.0.0
last
137.31.255.255
netmask
255.255.0.0
mac
89:1f:00:00
Size
/16
Registry
RIPE
Prefixes
256x
/24
Status
assigned
Entity
Registry: ripeOrganisation
Zscaler Switzerland GmbH
ZSG1
Clean
Blocklist: Neutral
Reputation Score
0/100
Incidents: 0
Tenants: 0
Authority
Registry:Local Internet Registry
Intel_Source_Matrix
maxmind
PAYLOAD://MAXMIND_V2
Geo_Origin
DE
Infrastructure
AS62044
Entity_Legal
Zscaler Switzerland GmbH
ip2location
PAYLOAD://IP2LOCATION_V2
Geo_Origin
DE
Infrastructure
No_ASN_Data
Entity_Legal
Zscaler Switzerland GmbH
dbip
PAYLOAD://DBIP_V2
Geo_Origin
DE
Infrastructure
AS62044
Entity_Legal
Zscaler Switzerland GmbH
ipinfo
PAYLOAD://IPINFO_V2
Geo_Origin
DE
Infrastructure
AS62044
Entity_Legal
Zscaler Switzerland GmbH
rir
PAYLOAD://RIR_V2
Conflict
Geo_Origin
CH
Infrastructure
ZSCALER-FRANKFURT-AM-MAIN
Entity_Legal
RIR_RIPE
Resource History
| Date | Changed | Prefix | Addresses | Organisation | Status | Registry | |
|---|---|---|---|---|---|---|---|
| 1989-10-17 | 2025-10-15 | 137.31.0.0/16 | 65.536 | Zscaler Switzerland... | assigned | ripe | |
| 1989-10-17 | 2021-12-15 | 137.31.0.0/16 | 65.536 | Wallace Laboratories | allocated | arin | |
| 1989-10-17 | 2003-11-20 | 137.31.0.0/16 | 65.536 | assigned | arin |
Professional IPv4 leasing services available for this network block.
Lease Network
1989-10-17
assigned
137.31.0.0/16
1989-10-17
allocated
137.31.0.0/16
1989-10-17
assigned
137.31.0.0/16