123.193.176.0/20
Nobody announces 123.193.176.0/20 on its own; it is covered by 123.192.0.0/15 AS38841 kbro-AS-TW. Seen by 0 of our 5 looking glass sessions.
Summary
What the table says about 123.193.176.0/20
Prefix
Origin
not announced
Size
4,096 addresses
Less specific
More specifics
2
IRR route objects
2 exact, 9 covering
RPKI
Route origin authorizations
| ROA prefix | Max length | Authorized origin | Trust anchor |
|---|---|---|---|
| 123.193.176.0/20 | /22 | AS38841 kbro-AS-TW | APNIC |
| 123.193.160.0/19 | /22 | AS9924 TFN-TW | APNIC |
| 123.192.0.0/14 | /14 | AS9924 TFN-TW | APNIC |
| 123.192.0.0/14 | /24 | AS38841 kbro-AS-TW | APNIC |
| 123.192.0.0/14 | /15 | AS38841 kbro-AS-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 |
|---|---|---|---|---|
| 123.193.176.0/20 | AS9924 TFN-TW | NTTCOM | Taiwan Fixed Network | MAINT-AS9924 |
| 123.193.176.0/20 | AS9924 TFN-TW | RADB | Taiwan Fixed Network | MAINT-AS9924 |
| 123.193.160.0/19 covering | AS9924 TFN-TW | NTTCOM | Taiwan Fixed Network | MAINT-AS9924 |
| 123.193.160.0/19 covering | AS9924 TFN-TW | RADB | Taiwan Fixed Network | MAINT-AS9924 |
| 123.193.160.0/19 covering | AS17709 APT | REACH | REACH (Customer Route) | MAINT-REACH-NOC |
| 123.192.0.0/15 covering | AS38841 kbro-AS-TW | NTTCOM | Proxy-registered route object(Customer) | MAINT-AS9924 |
| 123.192.0.0/15 covering | AS38841 kbro-AS-TW | RADB | Proxy-registered route object(Customer) | MAINT-AS9924 |
| 123.192.0.0/14 covering | AS9924 TFN-TW | NTTCOM | Taiwan Fixed Network (Customer Route, kbro Co,. Ltd) | MAINT-AS9924 |
| 123.192.0.0/14 covering | AS38841 kbro-AS-TW | NTTCOM | Proxy-registered route object(Customer) | MAINT-AS9924 |
| 123.192.0.0/14 covering | AS9924 TFN-TW | RADB | Taiwan Fixed Network (Customer Route, kbro Co,. Ltd) | MAINT-AS9924 |
| 123.192.0.0/14 covering | AS38841 kbro-AS-TW | RADB | Proxy-registered route object(Customer) | MAINT-AS9924 |
Less specific
Covering prefixes
Announced prefixes that contain this one, most specific first.
More specific
Prefixes inside 123.193.176.0/20
2 announced prefixes fall inside this one.