203.254.176.0/21
Nobody announces 203.254.176.0/21 on its own; it is covered by 203.254.176.0/20 AS1237 KREONET-AS-KR-KR. Seen by 0 of our 5 looking glass sessions.
Summary
What the table says about 203.254.176.0/21
Prefix
Origin
not announced
Size
2,048 addresses
Less specific
More specifics
3
IRR route objects
1 exact, 3 covering
RPKI
Route origin authorizations
| ROA prefix | Max length | Authorized origin | Trust anchor |
|---|---|---|---|
| 203.254.176.0/20 | /24 | AS1237 KREONET-AS-KR-KR | 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 |
|---|---|---|---|---|
| 203.254.176.0/21 | AS1237 KREONET-AS-KR-KR | APNIC | Korea Internet & Security Agency (KISA) Seocho-ro 398, Seocho-gu, Seoul, Korea | MNT-KRNIC-AP |
| 203.254.176.0/20 covering | AS1237 KREONET-AS-KR-KR | APNIC | Korea Internet & Security Agency (KISA) Seocho-ro 398, Seocho-gu, Seoul, Korea | MNT-KRNIC-AP |
| 203.254.176.0/20 covering | AS1237 KREONET-AS-KR-KR | RADB | contact hspark@kordic.re.kr if necessary | MAINT-AS3786 |
| 203.254.176.0/20 covering | AS9318 SKB-AS-KR | REACH | REACH (Customer Route) | MAINT-REACH-NOC |
Less specific
Covering prefixes
Announced prefixes that contain this one, most specific first.
More specific
Prefixes inside 203.254.176.0/21
3 announced prefixes fall inside this one.