23.247.136.0/23 Black Mesa Corporation
Announced by AS46997 Black Mesa Corporation. RPKI valid Seen by 5 of our 5 looking glass sessions.
Summary
What the table says about 23.247.136.0/23
Prefix
Origin
AS46997 NATOLAB
RPKI
RPKI valid
Size
512 addresses
Less specific
none
More specifics
2
IRR route objects
2 exact, 8 covering
In RouteViews
2026-10-14 16:02 UTC
Paths
How 23.247.136.0/23 is reached
Every path our looking glass collectors hold for this exact prefix. Open one for its attributes, or see them all side by side in the looking glass.
AS36601 TNT (TNT - Tampa, FL)Collector-1-TAMPA-FL36601 13760 6939 46997
| Origin | AS46997 Black Mesa Corporation |
| Origin code | IGP |
| Communities | 13760:3002 36601:150 36601:2001 36601:13760 |
| Updated | 12h 16m ago |
AS903 UNIFIED-COMMUNICATIONS-TECHNOLOGIES (UCT - Valdosta, GA)Collector-2-COCOA-FL903 13760 6939 46997
| Origin | AS46997 Black Mesa Corporation |
| Origin code | IGP |
| Communities | 903:900 903:13760 |
| Updated | 6d 22h ago |
AS36295 FLORIDA-HIGH-SPEED-INTERNET (FLHSI - Cocoa, FL)Collector-2-COCOA-FL36295 6939 46997
| Origin | AS46997 Black Mesa Corporation |
| Origin code | IGP |
| Communities | 36295:100 |
| Updated | 6d 22h ago |
RPKI
Route origin authorizations
Covered by a ROA authorizing AS46997 to originate 23.247.136.0/22 up to /24. Validate another origin.
| ROA prefix | Max length | Authorized origin | Trust anchor |
|---|---|---|---|
| 23.247.136.0/22 | /32 | AS1029 BLACK-MESA-LMN | ARIN |
| 23.247.136.0/22 | /24 | AS8075 MICROSOFT-CORP-MSN-AS-BLOCK | ARIN |
| 23.247.136.0/22 | /24 | AS14618 AMAZON-AES | ARIN |
| 23.247.136.0/22 | /24 | AS16509 AMAZON-02 | ARIN |
| 23.247.136.0/22 | /24 | AS38008 APERTURE-AS-AP | ARIN |
| 23.247.136.0/22 | /24 | AS46997 NATOLAB | ARIN |
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 |
|---|---|---|---|---|
| 23.247.136.0/23 | AS38008 APERTURE-AS-AP | ALTDB | AperNet | MNT-APERNET |
| 23.247.136.0/23 | AS46997 NATOLAB | ALTDB | AperNet | MNT-APERNET |
| 23.247.136.0/22 covering | AS14618 AMAZON-AES | ALTDB | AperNet Global (AWS) | MNT-APERNET |
| 23.247.136.0/22 covering | AS16509 AMAZON-02 | ALTDB | AperNet Global (AWS) | MNT-APERNET |
| 23.247.136.0/22 covering | AS38008 APERTURE-AS-AP | ALTDB | AperNet | MNT-APERNET |
| 23.247.136.0/22 covering | AS46997 NATOLAB | ALTDB | AperNet | MNT-APERNET |
| 23.247.136.0/22 covering | AS38008 APERTURE-AS-AP | ARIN | Black Mesa Corporation | MNT-NRL-25 |
| 23.247.136.0/22 covering | AS46997 NATOLAB | ARIN | Black Mesa Corporation | MNT-NRL-25 |
| 23.247.136.0/22 covering | AS16509 AMAZON-02 | RADB | Amazon EC2 Prefix | MAINT-AS16509 |
| 23.247.136.0/22 covering | AS38008 APERTURE-AS-AP | RADB | Vultr Customer Route | MAINT-AS20473 |
More specific
Prefixes inside 23.247.136.0/23
2 announced prefixes fall inside this one.