Company Index › Labcorp Holdings › DNS records › labcorp.com
labcorp.com
Labcorp Holdings · tier primary (primary site) · 20.0% of the company's traffic weight · scan of 2026-10-19 · last checked 2026-10-19
Self-hostedDNS (zone labcorp.com)
CloudflareCDN & security
AS13335 Cloudflare104.18.16.0/20
Records
| Status | live |
|---|---|
| CNAME chain | — |
| A | 104.18.30.60 104.18.31.60 |
| AAAA | — |
| Zone | labcorp.com |
| Zone NS | dns4.labcorp.com dns3.labcorp.com |
| Network (ASN) | AS13335 Cloudflare |
| BGP prefix | 104.18.16.0/20 |
| DNS evidence | NS dns3.labcorp.com → 162.134.164.164 AS53768 LABCORP - Laboratory Corporation of Amer (company network), dns4.labcorp.com → 162.134.132.77 AS18994 LABCORP-BLS - Laboratory Corporation of (company network) |
| CDN evidence | A 104.18.30.60 in published cloudflare ranges; seen in the HTTP response |
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