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Regeneron Pharmaceuticals: DNS records
Everything we collected in the scan of 2026-10-19: apex records for each owned domain, every DNS zone, and per-hostname CNAME chains, addresses, networks and providers. Served from stored scan data. ← Summary
Zones (1)
Each DNS zone that holds a scanned hostname: the domain apex, brand domains and any delegated subdomain. Two vendors on one zone = secondary DNS.
| Zone | DNS provider | Nameservers | Hostnames | Key |
|---|---|---|---|---|
| regeneron.com primary | MarkMonitor | ns1.markmonitor.com ns2.markmonitor.com ns3.markmonitor.com ns4.markmonitor.com ns5.markmonitor.com ns6.markmonitor.com +1 | 2 | 0 |
Hostname records (2)
Click a hostname for its records and history across scans.
| Hostname | CNAME chain | A / AAAA | Network (ASN, prefix) | DNS (zone) | CDN & security |
|---|---|---|---|---|---|
| regeneron.comMain site Main site · primary site primary site · CDN & security Unknown · DNS MarkMonitor |
— | 209.235.68.11 | AS14135 209.235.64.0/19 |
MarkMonitor regeneron.com | Unknown |
| www.regeneron.comMain site Main site · primary site primary site · CDN & security Cloudflare · DNS MarkMonitor |
www.regeneron.com.cdn.cloudflare.net | 104.18.8.82 104.18.9.82 2606:4700::6812:852 2606:4700::6812:952 | AS13335 Cloudflare 104.18.0.0/20 |
MarkMonitor regeneron.com | Cloudflare |
Tap a hostname for its records →
Log in free for more. After login: owned-domain records (NS, MX, mail and SPF senders, verification vendors, certificate authorities) for 1 domain, all 1 zones, a JSON export and every hostname.