124.40.52.208/28 Akamai Technologies Tokyo ASN
Announced by AS24319 Akamai Technologies Tokyo ASN. RPKI valid Seen by 0 of our 5 looking glass sessions.
Summary
What the table says about 124.40.52.208/28
Prefix
Origin
AS24319 AKAMAI-TYO-AP
RPKI
RPKI valid
Size
16 addresses
Less specific
More specifics
0
IRR route objects
1 exact, 4 covering
In RouteViews
2026-10-13 20:02 UTC
RPKI
Route origin authorizations
Covered by a ROA authorizing AS24319 to originate 124.40.52.208/28 up to /28. Validate another origin.
| ROA prefix | Max length | Authorized origin | Trust anchor |
|---|---|---|---|
| 124.40.52.208/28 | /28 | AS24319 AKAMAI-TYO-AP | APNIC |
| 124.40.32.0/19 | /19 | AS2914 NTT-DATA-2914 | APNIC |
| 124.40.0.0/18 | /18 | AS2914 NTT-DATA-2914 | 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 |
|---|---|---|---|---|
| 124.40.52.208/28 | AS24319 AKAMAI-TYO-AP | NTTCOM | Proxy Route for Akamai | MAINT-NTTCOM-RA |
| 124.40.32.0/19 covering | AS2914 NTT-DATA-2914 | JPIRR | NTT DATA Global IP Network | MAINT-AS2914 |
| 124.40.32.0/19 covering | AS2914 NTT-DATA-2914 | NTTCOM | NTT Global IP Network tokyjp/osakjp Transit (64600) | MAINT-NTTCOM-BB |
| 124.40.0.0/18 covering | AS2914 NTT-DATA-2914 | JPIRR | NTT DATA Global IP Network | MAINT-AS2914 |
| 124.40.0.0/18 covering | AS2914 NTT-DATA-2914 | NTTCOM | NTT Global IP Network | MAINT-NTTCOM-BB |
Less specific
Covering prefixes
Announced prefixes that contain this one, most specific first.