AS38345 
Internet Domain Name System Beijing Engineering Resrarch Center Ltd.
Updated 21.10.2026 14:16 UTC
AS Info
- Organization
- Internet Domain Name System Beijing Engineering Resrarch Center Ltd.
- Country
- China
- Last seen in BGP
- 21.10.2026 14:05 UTC
RPKI
33 ROA
Valid 32
Invalid 0
No ROA 3
Prefix locations
-
China
35
External links
Neighbors as seen from AS208972, thicker lines carry more routes.
UpstreamsAS38345Downstreams
Cogent Communications, Inc.
The Chinese University of Hong Kong| # | AS | Name | Relation | Routes | Share |
|---|---|---|---|---|---|
| 1 | AS63363 |  Tucows.com Co. | Downstream | 1 |
None seen in the routing table.
| Prefix | Description | Location | RPKI | Paths |
|---|---|---|---|---|
| 1.8.1.0/24 | 4,South 4th treet, Zhongguancun,Haidian District,Beijing | | No ROA | 1 |
| 1.8.8.0/24 | 4,South 4th treet, Zhongguancun,Haidian District,Beijing | | No ROA | 1 |
| 150.242.156.0/24 | 4,South 4th street, Zhongguancun,Haidian District,Beijing | | RPKI valid | 1 |
| 150.242.157.0/24 | 4,South 4th street, Zhongguancun,Haidian District,Beijing | | RPKI valid | 1 |
| 202.173.8.0/24 | 4,South 4th street, Zhongguancun,Haidian District,Beijing | | RPKI valid | 1 |
| 202.173.9.0/24 | 4,South 4th street, Zhongguancun,Haidian District,Beijing | | RPKI valid | 1 |
| 202.173.10.0/24 | 4,South 4th street, Zhongguancun,Haidian District,Beijing | | RPKI valid | 1 |
| 202.173.11.0/24 | 4,South 4th street, Zhongguancun,Haidian District,Beijing | | RPKI valid | 1 |
| 202.173.14.0/24 | 4,South 4th street, Zhongguancun,Haidian District,Beijing | | RPKI valid | 1 |
| 202.173.15.0/24 | 4,South 4th street, Zhongguancun,Haidian District,Beijing | | RPKI valid | 1 |
| 203.99.20.0/24 | 4,South 4th street, Zhongguancun,Haidian District,Beijing | | RPKI valid | 1 |
| 203.99.21.0/24 | 4,South 4th street, Zhongguancun,Haidian District,Beijing | | RPKI valid | 1 |
| 203.99.22.0/24 | 4,South 4th street, Zhongguancun,Haidian District,Beijing | | RPKI valid | 1 |
| 203.99.23.0/24 | 4,South 4th street, Zhongguancun,Haidian District,Beijing | | RPKI valid | 1 |
| 203.99.24.0/24 | 4,South 4th street, Zhongguancun,Haidian District,Beijing | | RPKI valid | 1 |
| 203.99.25.0/24 | 4,South 4th street, Zhongguancun,Haidian District,Beijing | | RPKI valid | 1 |
| 203.99.26.0/24 | 4,South 4th street, Zhongguancun,Haidian District,Beijing | | RPKI valid | 1 |
| 203.99.27.0/24 | 4,South 4th street, Zhongguancun,Haidian District,Beijing | | RPKI valid | 1 |
| 203.99.28.0/24 | 4,South 4th street, Zhongguancun,Haidian District,Beijing | | RPKI valid | 1 |
| 203.99.29.0/24 | 4,South 4th street, Zhongguancun,Haidian District,Beijing | | RPKI valid | 1 |
| 203.99.30.0/24 | 4,South 4th street, Zhongguancun,Haidian District,Beijing | | RPKI valid | 1 |
| 203.99.31.0/24 | 4,South 4th street, Zhongguancun,Haidian District,Beijing | | RPKI valid | 1 |
| 203.119.80.0/24 | 4,South 4th street, Zhongguancun,Haidian District,Beijing | | RPKI valid | 1 |
| 203.119.83.0/24 | 4,South 4th street, Zhongguancun,Haidian District,Beijing | | RPKI valid | 1 |
| Prefix | Description | Location | RPKI | Paths |
|---|---|---|---|---|
| 2401:8d00::/48 | | RPKI valid | 1 | |
| 2401:8d00:1::/48 | | RPKI valid | 1 | |
| 2401:8d00:3::/48 | | RPKI valid | 1 | |
| 2401:8d00:4::/48 | | RPKI valid | 1 | |
| 2401:8d00:5::/48 | | No ROA | 1 | |
| 2401:8d00:7::/48 | | RPKI valid | 1 | |
| 2401:8d00:8::/48 | | RPKI valid | 1 | |
| 2401:8d00:9::/48 | | RPKI valid | 1 | |
| 2401:8d00:b::/48 | | RPKI valid | 1 | |
| 2401:8d00:c::/48 | | RPKI valid | 1 | |
| 2401:8d00:f::/48 | | RPKI valid | 1 |
| Prefix | Description | Withdrawn |
|---|---|---|
| 202.173.12.0/24 | 4,South 4th street, Zhongguancun,Haidian District,Beijing | 21.10.2026 12:21 |
| 202.173.8.0/21 | 4,South 4th treet, Zhongguancun,Haidian District,Beijing | 21.10.2026 12:21 |