123.205.144.0/21
Nobody announces 123.205.144.0/21 on its own; it is covered by 123.205.128.0/19 AS131602 HYA. Seen by 0 of our 5 looking glass sessions.
Summary
What the table says about 123.205.144.0/21
Prefix
Origin
not announced
Size
2,048 addresses
Less specific
More specifics
5
IRR route objects
2 exact, 9 covering
RPKI
Route origin authorizations
| ROA prefix | Max length | Authorized origin | Trust anchor |
|---|---|---|---|
| 123.205.144.0/20 | /24 | AS131602 HYA | APNIC |
| 123.205.128.0/18 | /24 | AS131602 HYA | APNIC |
| 123.205.128.0/17 | /24 | AS4780 SEEDNET | APNIC |
| 123.205.0.0/16 | /24 | AS4780 SEEDNET | APNIC |
| 123.205.0.0/16 | /24 | AS9919 NCIC-TW | APNIC |
| 123.204.0.0/15 | /24 | AS4780 SEEDNET | APNIC |
| 123.204.0.0/15 | /24 | AS9919 NCIC-TW | 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 |
|---|---|---|---|---|
| 123.205.144.0/21 | AS4780 SEEDNET | RADB | SeedNet | MAINT-AS4780 |
| 123.205.144.0/21 | AS131602 HYA | RADB | Far Eastone Telecommunications Co., Ltd | MAINT-AS4780 |
| 123.205.144.0/20 covering | AS4780 SEEDNET | RADB | SeedNet | MAINT-AS4780 |
| 123.205.144.0/20 covering | AS131602 HYA | RADB | Far Eastone Telecommunications Co., Ltd | MAINT-AS4780 |
| 123.205.128.0/19 covering | AS4780 SEEDNET | RADB | SeedNet | MAINT-AS4780 |
| 123.205.128.0/19 covering | AS131602 HYA | RADB | Far Eastone Telecommunications Co., Ltd | MAINT-AS4780 |
| 123.205.128.0/18 covering | AS4780 SEEDNET | RADB | SeedNet | MAINT-AS4780 |
| 123.205.128.0/18 covering | AS131602 HYA | RADB | SeedNet | MAINT-AS4780 |
| 123.205.128.0/17 covering | AS4780 SEEDNET | RADB | SeedNet | MAINT-AS4780 |
| 123.205.0.0/16 covering | AS4780 SEEDNET | RADB | SeedNet | MAINT-AS4780 |
| 123.204.0.0/15 covering | AS4780 SEEDNET | RADB | SeedNet | MAINT-AS4780 |
Less specific
Covering prefixes
Announced prefixes that contain this one, most specific first.
More specific
Prefixes inside 123.205.144.0/21
5 announced prefixes fall inside this one.