155.91.72.0/21 Merck and Co., Inc.
Announced by AS7054 Merck and Co., Inc. RPKI not found Seen by 5 of our 5 looking glass sessions.
Summary
What the table says about 155.91.72.0/21
Prefix
Origin
AS7054 MERCK
RPKI
RPKI not found
Size
2,048 addresses
Less specific
none
More specifics
2
IRR route objects
1 exact, 1 covering
In RouteViews
2026-10-12 16:02 UTC
Paths
How 155.91.72.0/21 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 3356 7054
| Origin | AS7054 Merck and Co., Inc. |
| Origin code | IGP |
| Communities | 3356:2 3356:22 3356:100 3356:123 3356:503 3356:903 3356:2067 36601:150 36601:2001 36601:13760 |
| Updated | 4d 14h ago |
AS903 UNIFIED-COMMUNICATIONS-TECHNOLOGIES (UCT - Valdosta, GA)Collector-2-COCOA-FL903 13760 3356 7054
| Origin | AS7054 Merck and Co., Inc. |
| Origin code | IGP |
| Communities | 903:900 903:13760 |
| Updated | 4d 22h ago |
AS36295 FLORIDA-HIGH-SPEED-INTERNET (FLHSI - Cocoa, FL)Collector-2-COCOA-FL36295 6939 3356 7054
| Origin | AS7054 Merck and Co., Inc. |
| Origin code | IGP |
| Communities | 36295:100 |
| Updated | 4d 22h ago |
RPKI
Route origin authorizations
No ROA covers this prefix, so RPKI has nothing to say about who may originate it. Validate another origin.
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 |
|---|---|---|---|---|
| 155.91.72.0/21 | AS7054 MERCK | RADB | Akamai Technologies, Inc. | MAINT-AS32787 |
| 155.91.0.0/16 covering | AS7054 MERCK | LEVEL3 | Merck and Co, Inc. | LEVEL3-MNT |
More specific
Prefixes inside 155.91.72.0/21
2 announced prefixes fall inside this one.