142.242.18.0/24 AtkinsRealis Canada, Inc.
Announced by AS30409 AtkinsRealis Canada, Inc. RPKI not found Seen by 5 of our 5 looking glass sessions.
Summary
What the table says about 142.242.18.0/24
Prefix
Origin
AS30409 SNCLAV-AS
RPKI
RPKI not found
Size
256 addresses
Less specific
none
More specifics
0
IRR route objects
2 exact, 2 covering
In RouteViews
2026-10-16 00:02 UTC
Paths
How 142.242.18.0/24 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 174 577 15830 30409
| Origin | AS30409 AtkinsRealis Canada, Inc. |
| Origin code | IGP |
| Communities | 174:21001 174:22013 36601:150 36601:174 36601:2001 |
| Updated | 8d 0h ago |
AS903 UNIFIED-COMMUNICATIONS-TECHNOLOGIES (UCT - Valdosta, GA)Collector-2-COCOA-FL903 13760 7029 6327 15830 30409
| Origin | AS30409 AtkinsRealis Canada, Inc. |
| Origin code | IGP |
| Communities | 903:900 903:13760 |
| Updated | 8d 9h ago |
AS36295 FLORIDA-HIGH-SPEED-INTERNET (FLHSI - Cocoa, FL)Collector-2-COCOA-FL36295 6939 15830 30409
| Origin | AS30409 AtkinsRealis Canada, Inc. |
| Origin code | IGP |
| Communities | 36295:100 |
| Updated | 8d 9h 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 |
|---|---|---|---|---|
| 142.242.18.0/24 | AS30409 SNCLAV-AS | ARIN | This subnet is being used by AtkinsRealis in Calgary DC. | MNT-SNCLAV |
| 142.242.18.0/24 | AS30409 SNCLAV-AS | RADB | Proxy for Allstream Customer | MAINT-AS15290 |
| 142.242.0.0/16 covering | AS30409 SNCLAV-AS | ALTDB | SNC LAVALIN | MAINT-AS21548 |
| 142.242.0.0/16 covering | AS30409 SNCLAV-AS | RADB | Entry added on behalf of SNC-Lavlin, Inc. | MAINT-AS812 |