221.133.0.0/19
Nobody announces 221.133.0.0/19 on its own, and no announced prefix covers it. Seen by 0 of our 5 looking glass sessions.
Summary
What the table says about 221.133.0.0/19
Prefix
Origin
not announced
Size
8,192 addresses
Less specific
none
More specifics
16
IRR route objects
4 exact, 0 covering
RPKI
Route origin authorizations
| ROA prefix | Max length | Authorized origin | Trust anchor |
|---|---|---|---|
| 221.133.0.0/19 | /24 | AS7602 SPT-AS-VN | 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 |
|---|---|---|---|---|
| 221.133.0.0/19 | AS7602 SPT-AS-VN | APNIC | SPT-VN | MAINT-VN-SPT |
| 221.133.0.0/19 | AS7602 SPT-AS-VN | NTTCOM | SPT-AS-VN | MAINT-VN-VNNIC |
| 221.133.0.0/19 | AS7602 SPT-AS-VN | RADB | Saigon Postel Corporation | MAINT-AS4766 |
| 221.133.0.0/19 | AS7602 SPT-AS-VN | REACH | REACH (Customer Route) | MAINT-REACH-NOC |
More specific
Prefixes inside 221.133.0.0/19
16 announced prefixes fall inside this one.
Show the 16 prefixes
221.133.0.0/20 AS7602 SPT-AS-VN221.133.0.0/22 AS7602 SPT-AS-VN221.133.0.0/24 AS7602 SPT-AS-VN221.133.1.0/24 AS7602 SPT-AS-VN221.133.4.0/22 AS7602 SPT-AS-VN221.133.8.0/22 AS7602 SPT-AS-VN221.133.12.0/22 AS7602 SPT-AS-VN221.133.16.0/22 AS7602 SPT-AS-VN221.133.20.0/24 AS7602 SPT-AS-VN221.133.21.0/24 AS7602 SPT-AS-VN221.133.22.0/24 AS7602 SPT-AS-VN221.133.23.0/24 AS7602 SPT-AS-VN221.133.24.0/24 AS7602 SPT-AS-VN221.133.25.0/24 AS7602 SPT-AS-VN221.133.26.0/23 AS7602 SPT-AS-VN221.133.28.0/22 AS7602 SPT-AS-VN