121.53.200.0/21
Nobody announces 121.53.200.0/21 on its own; it is covered by 121.53.0.0/16 AS9457 DREAMX-AS-KR. Seen by 0 of our 5 looking glass sessions.
Summary
What the table says about 121.53.200.0/21
Prefix
Origin
not announced
Size
2,048 addresses
Less specific
More specifics
8
IRR route objects
1 exact, 7 covering
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 |
|---|---|---|---|---|
| 121.53.200.0/21 | AS38099 KAKAO-AS-KR-KR | RADB | Kakao Corp. | MAINT-AS10158 |
| 121.53.128.0/17 covering | AS9457 DREAMX-AS-KR | NTTCOM | proxy for HANARO TELECOM route | MAINT-HANARO |
| 121.53.128.0/17 covering | AS9457 DREAMX-AS-KR | RADB | Proxy-Registered Route Object by LG Dacom(AS3786) | MAINT-AS3786 |
| 121.53.0.0/16 covering | AS9457 DREAMX-AS-KR | LEVEL3 | Proxy-registered route object | LEVEL3-MNT |
| 121.53.0.0/16 covering | AS9318 SKB-AS-KR | NTTCOM | Proxy-registered route object | MAINT-AS9304 |
| 121.53.0.0/16 covering | AS9457 DREAMX-AS-KR | NTTCOM | proxy for HANARO TELECOM route | MAINT-HANARO |
| 121.53.0.0/16 covering | AS9318 SKB-AS-KR | RADB | SK Broadband | MAINT-AS9318 |
| 121.53.0.0/16 covering | AS9457 DREAMX-AS-KR | RADB | Proxy-Registered Route Object by LG Dacom(AS3786) | MAINT-AS3786 |
Less specific
Covering prefixes
Announced prefixes that contain this one, most specific first.
More specific
Prefixes inside 121.53.200.0/21
8 announced prefixes fall inside this one.
Show the 8 prefixes
121.53.200.0/24 AS38099 KAKAO-AS-KR-KR121.53.201.0/24 AS38099 KAKAO-AS-KR-KR121.53.202.0/24 AS38099 KAKAO-AS-KR-KR121.53.203.0/24 AS38099 KAKAO-AS-KR-KR121.53.204.0/24 AS38099 KAKAO-AS-KR-KR121.53.205.0/24 AS38099 KAKAO-AS-KR-KR121.53.206.0/24 AS38099 KAKAO-AS-KR-KR121.53.207.0/24 AS38099 KAKAO-AS-KR-KR