Data as of Nov 7, 2026
42.51.64.0/18
No anonymizer space · no proxy exits in 30 daysZhengzhou Fastidc Technology Co.,Ltd. · space held by CNISP-Union Technology (Beijing) Co., Ltd
Announcements
Less specific
Covering announcements
| Prefix | Origin | Type | Proxy exits | Holder | RPKI |
|---|---|---|---|---|---|
| 42.51.0.0/17 since Sep 2021 | AS56005 | Hosting | 2 | CNISP-Union Technology (Beijing) Co., Ltd via Henan Telcom Union Technology Co., LTD |
Registrations in this block
The registry's network records over the announcement: those covering it, widest first, then every record inside it, under its parent.
| Range | Addresses | Netname | Holder | Type | Created | Abuse contact |
|---|---|---|---|---|---|---|
| 42.51.0.0/16 | 65,536 | CNISP-UNION | CNISP-Union Technology (Beijing) Co., Ltd | ALLOCATED PORTABLE | — | ipas@ |
| └ 42.51.0.0/17 | 32,768 | HTU-NET | Henan Telcom Union Technology Co., LTD | ALLOCATED NON-PORTABLE | — | support@ |
Network & registry
Registry
Holder
- Organization
- CNISP-Union Technology (Beijing) Co., Ltd
- Range
- 42.
51. 0. 0/ 16 - Registration type
- ALLOCATED PORTABLE
- Reallocated to
- Henan Telcom Union Technology Co., LTD
- Reallocated range
- 42.
51. 0. 0/ 17 - Reallocation type
- ALLOCATED NON-PORTABLE
Origin network
AS56005
CN
- Name
- Zhengzhou Fastidc Technology Co.,Ltd.
- Type
- Hosting
- Registered
- Dec 24, 2010
- Domain
- htuidc.com
- Spamhaus ASN-DROP
- not listed
Routing timeline
Covering aggregate above, the prefix's own history below
Summary
Routing history
- Pattern
- Stable
- First seen
- Jan 2022
- Current origin since
- Jan 2022 · 4.8 yr
- Origin networks
- 1
RPKI
Route origin authorizations
| ROA prefix | ASN | Max len | Anchor | Verdict |
|---|---|---|---|---|
| 42.51.64.0/18 | AS56005 | /18 | APNIC | RPKI valid |
| 42.51.0.0/17 | AS56005 | /17 | APNIC | Too specific |
Whois
Registration for this announcement
- Range
- 42.
51. 0. 0/ 17 - Netname
- HTU-NET
- Registrant
- Henan Telcom Union Technology Co., LTD
- Registrant country
- CN
- Organization
- Henan Telcom Union Technology Co., LTD
- Org country
- CN
- Type
- ALLOCATED NON-PORTABLE
- Created
- Not stated by the registry
- Updated
- Feb 17, 2021
- Maintainer
- MAINT-AP-CNISP
- RIR
- APNIC
- Country
- CN
- Delegated
- Jan 31, 2011
- Status
- assigned
Report abuse
Abuse contact
- support@
cnispgroup. com - Name
- ABUSE CNISPCN
- Handle
- AC1910-AP