Data as of Nov 3, 2026
175.28.4.0/23
No anonymizer space · no proxy exits in 30 daysXserver Inc. · space held by XServer Networks Inc.
Announcements
Less specific
Covering announcements
| Prefix | Origin | Type | Holder | RPKI |
|---|---|---|---|---|
| 175.28.4.0/22 since May 2023 | AS131965 | Hosting | XServer Networks Inc. |
Network & registry
Origin network
AS131965
JP
- Name
- Xserver Inc.
- Type
- Hosting
- Registered
- Aug 4, 2011
- Domain
- xserver.co.jp
- Website
- www.xserver.co.jp/
- Spamhaus ASN-DROP
- not listed
Routing timeline
Covering aggregate above, the prefix's own history below
Summary
Routing history
- Pattern
- Stable
- First seen
- Oct 2020
- Current origin since
- Oct 2020 · 6.1 yr
- Origin networks
- 1
RPKI
Route origin authorizations
| ROA prefix | ASN | Max len | Anchor | Verdict |
|---|---|---|---|---|
| 175.28.4.0/22 | AS131965 | /24 | APNIC | RPKI valid |
Whois
Registration for this announcement
- Range
- 175.28.4.0/22
- Netname
- XSCLD-CIDR-BLK-JP
- Registrant
- XServer Networks Inc.
- Registrant country
- JP
- Organization
- XServer Networks Inc.
- Org country
- JP
- Created
- Not stated by the registry
- Updated
- Oct 9, 2026
- RIR
- APNIC
- Country
- JP
- Delegated
- Dec 9, 2009
- Status
- assigned
Report abuse
Abuse contact
- [email protected]