133.247.252.0/23
Nobody announces 133.247.252.0/23 on its own; it is covered by 133.247.240.0/20 AS131923 MCAT. Seen by 0 of our 5 looking glass sessions.
Summary
What the table says about 133.247.252.0/23
Prefix
Origin
not announced
Size
512 addresses
Less specific
More specifics
0
IRR route objects
1 exact, 3 covering
RPKI
Route origin authorizations
| ROA prefix | Max length | Authorized origin | Trust anchor |
|---|---|---|---|
| 133.247.240.0/20 | /25 | AS131923 MCAT | 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 |
|---|---|---|---|---|
| 133.247.252.0/23 | AS131923 MCAT | JPIRR | MCAT Ltd. CIDR-block NO.59 X-Keiro : grp-noc@g.mcat.co.jp | MAINT-AS131923 |
| 133.247.252.0/22 covering | AS131923 MCAT | JPIRR | MCAT Ltd. CIDR-block NO.52 X-Keiro : grp-noc@g.mcat.co.jp | MAINT-AS131923 |
| 133.247.248.0/21 covering | AS131923 MCAT | JPIRR | MCAT Ltd. CIDR-block NO.48 X-Keiro : grp-noc@g.mcat.co.jp | MAINT-AS131923 |
| 133.247.240.0/20 covering | AS131923 MCAT | JPIRR | MCAT Ltd. CIDR-block NO.46 X-Keiro : grp-noc@g.mcat.co.jp | MAINT-AS131923 |
Less specific
Covering prefixes
Announced prefixes that contain this one, most specific first.