103.197.2.0/24 Tianjij,300000
Announced by AS58542 Tianjij,300000. RPKI valid Seen by 0 of our 5 looking glass sessions.
Summary
What the table says about 103.197.2.0/24
Prefix
Origin
AS58542 CHINATELECOM-TIANJIN
RPKI
RPKI valid
Size
256 addresses
Less specific
More specifics
0
IRR route objects
1 exact, 1 covering
In RouteViews
2026-10-12 12:02 UTC
RPKI
Route origin authorizations
Covered by a ROA authorizing AS58542 to originate 103.197.2.0/24 up to /24. Validate another origin.
| ROA prefix | Max length | Authorized origin | Trust anchor |
|---|---|---|---|
| 103.197.2.0/24 | /24 | AS55996 CYPRESSTEL | APNIC |
| 103.197.2.0/24 | /24 | AS58542 CHINATELECOM-TIANJIN | APNIC |
| 103.197.2.0/23 | /24 | AS55996 CYPRESSTEL | APNIC |
| 103.197.2.0/23 | /24 | AS131274 CYPRESSTEL-HK | APNIC |
IRR
Route objects
Registered in the IRR for this prefix and the ones covering it. Look it up live.
| Route | Origin | Source | Description | Maintained by |
|---|---|---|---|---|
| 103.197.2.0/24 | AS58542 CHINATELECOM-TIANJIN | RADB | chinanet/CN2 TianJin province network | MAINT-AS58542 |
| 103.197.0.0/22 covering | AS55996 CYPRESSTEL | APNIC | CYPRESS TELECOM (CHINA) LIMITED | MAINT-CNNIC-AP |
Less specific
Covering prefixes
Announced prefixes that contain this one, most specific first.