AS53768
Laboratory Corporation of America
Reputation · trust score
A transparent 0–100 signal. Every entity starts at a neutral baseline of 65; threat-intel blocklists, exposure, reverse-DNS, routing and allocation each adjust it up or down. Higher is more trustworthy.
- Baseline (neutral) 65
- Trust score 65 / 100
Experimental · trust-vectors model v1.2.0 — a transparent heuristic, not a definitive verdict. How it works →
About Labcorp Drug Development
Fortrea Holdings Inc. is an American contract research organization organized in Delaware and headquartered in Durham, North Carolina with operations in approximately 100 countries.
Network profile
Source: PeeringDB →Top CIDR ranges
| CIDR | IPs | PTR Density | Organization | Country | State | City |
|---|---|---|---|---|---|---|
| 162.134.32.0/19 | 8.2K |
0.0%
|
Laboratory Corporation of America | US | — | — |
| 162.134.64.0/19 | 8.2K |
0.0%
|
Laboratory Corporation of America | US | — | — |
| 162.134.160.0/20 | 4.1K |
1.5%
|
Laboratory Corporation of America | US | North Carolina | Burlington |
| 12.145.88.0/21 | 2.0K |
0.4%
|
Laboratory Corporation of America | US | North Carolina | Charlotte |
| 162.134.96.0/21 | 2.0K |
0.2%
|
Laboratory Corporation of America | US | — | — |
| 12.35.188.0/22 | 1.0K |
0.0%
|
Laboratory Corporation of America | US | — | — |
| 12.39.198.0/23 | 512 |
14.1%
|
Laboratory Corporation of America | US | North Carolina | Raleigh |
| 162.134.250.0/24 | 256 |
0.0%
|
Laboratory Corporation of America | US | — | — |
BGP Announced Prefixes
Live BGP anomalies →Prefixes AS53768 actually originates in BGP, observed across our RIPE RIS collectors. This live routing view can differ from the registry allocation above.
| Prefix | Announcement samples | Last seen |
|---|---|---|
| 12.39.198.0/23 | 15,032 | 2026-09-16 06:05:25 |
| 12.35.188.0/22 | 14,859 | 2026-09-16 06:57:21 |
| 162.134.86.0/23 | 14,845 | 2026-09-16 06:04:16 |
| 162.134.160.0/20 | 14,832 | 2026-09-16 06:04:16 |
| 162.134.84.0/23 | 14,672 | 2026-09-16 06:04:43 |
| 162.134.80.0/22 | 14,463 | 2026-09-16 06:57:21 |
| 162.134.98.0/23 | 14,367 | 2026-09-16 06:04:43 |
| 162.134.64.0/20 | 14,307 | 2026-09-16 06:57:21 |
| 162.134.88.0/21 | 14,244 | 2026-09-16 06:57:21 |
| 162.134.102.0/23 | 14,224 | 2026-09-16 06:04:16 |
| 162.134.96.0/23 | 14,203 | 2026-09-16 06:57:21 |
| 162.134.100.0/23 | 14,201 | 2026-09-16 06:57:21 |
| 162.134.48.0/20 | 14,137 | 2026-09-16 06:04:21 |
| 162.134.32.0/20 | 14,133 | 2026-09-16 06:57:21 |
| 12.145.88.0/21 | 14,080 | 2026-09-16 06:04:00 |
| 162.134.250.0/24 | 8,763 | 2026-09-16 06:35:40 |
Frequently Asked Questions
What is AS53768?
AS53768 is an Autonomous System Number assigned to Laboratory Corporation of America. An ASN identifies a network that controls a specific set of IP addresses and determines how traffic is routed across the internet via BGP (Border Gateway Protocol).
How many IP addresses does AS53768 announce?
AS53768 announces 26.4K IPv4 addresses distributed across 8 routed CIDR prefixes. The network is registered in United States.
Who operates AS53768?
AS53768 is operated by Laboratory Corporation of America. The organization is based in United States. You can view all IP ranges and related ASNs on the organization page.
What country is AS53768 registered in?
AS53768 is registered in United States. This indicates where the network operator is headquartered, though the IP addresses it announces may serve users globally.
