Data as of Nov 12, 2026
171.248.136.0/22
No anonymizer space · no proxy exits in 30 daysViettel Group
Announcements
Less specific
Covering announcements
| Prefix | Origin | Type | Proxy exits | Holder | RPKI |
|---|---|---|---|---|---|
| 171.248.0.0/14 since Apr 2011 | AS7552 | Residential | 39,228 3,248 always on | Viettel Group | |
| 171.248.0.0/13 since Apr 2011 | AS7552 | Residential | 89,029 4,482 always on | Viettel Group | |
| 171.224.0.0/11 | AS7552 | Residential | 321,206 12,863 always on | Viettel Group |
Network & registry
Announced by
Covering announcement 171.248.136.0/21
- Prefix
- 171.248.136.0/21
- Announced by
- AS7552 Viettel Group
- Type
- Residential
- RPKI
- RPKI valid
- Netname
- VIETTEL-VN
- Registrant
- Viettel Group
- RIR
- APNIC
Origin network
AS7552
VN
- Name
- Viettel Group
- Type
- Internet provider
- Registered
- Oct 8, 2002
- Domain
- viettel.com.vn
- Website
- www.viettel.com.vn
- Industry
- Internet Service Provider (ISP)
- Spamhaus ASN-DROP
- not listed
- VPN servers
- 2
Routing timeline
Covering aggregate above, the prefix's own history below
171.248.136.0/21
Routing history
- Pattern
- Stable
- First seen
- Jan 2018
- Current origin since
- Jan 2018 · 8.9 yr
- Origin networks
- 1
RPKI
Route origin authorizations
| ROA prefix | ASN | Max len | Anchor | Verdict |
|---|---|---|---|---|
| 171.224.0.0/11 | AS7552 | /24 | APNIC | RPKI valid |
| 171.224.0.0/11 | AS24086 | /24 | APNIC | Another network |
| 171.224.0.0/11 | AS38731 | /24 | APNIC | Another network |
IRR
Route objects on 171.248.136.0/21
| Origin | Registry | Description | Maintainer | Modified |
|---|---|---|---|---|
| AS7552 | RADB | Proxy-registered route object | MAINT-AS9304 | Nov 13, 2023 |
Whois
Registration for this announcement
- Range
- 171.
224. 0. 0/ 11 - Netname
- VIETTEL-VN
- Registrant
- Viettel Group
- Registrant country
- VN
- Organization
- Viettel Group
- Org country
- VN
- Type
- ALLOCATED PORTABLE
- Created
- Not stated by the registry
- Updated
- Nov 11, 2017
- Maintainer
- MAINT-VN-VNNIC
- RIR
- APNIC
- Country
- VN
- Delegated
- Mar 4, 2011
- Status
- assigned
Report abuse
Abuse contact
- hm-changed@
vnnic. vn - Name
- IRT-VNNIC-AP
- Handle
- IRT-VNNIC-AP