`exact-sciences.com`

DNSSEC	⚠️ Not signed
NS	`ns-1688.awsdns-19.co.uk` ⭐
		A	2600:9000:5306:9800::1^{🇺🇸 Amazon2600:9000:5306::/48 - CloudFront}
			PTR	`ns-1688.awsdns-19.co.uk`
		A	205.251.198.152^{🇺🇸 Amazon205.251.198.0/24 prefix}
			PTR	`ns-1688.awsdns-19.co.uk`
NS	`ns-1098.awsdns-09.org`
		A	2600:9000:5304:4a00::1^{🇺🇸 Amazon2600:9000:5304::/48 - CloudFront}
			PTR	`ns-1098.awsdns-09.org`
		A	205.251.196.74^{🇺🇸 Amazon205.251.196.0/24 prefix}
			PTR	`ns-1098.awsdns-09.org`
NS	`ns-364.awsdns-45.com`
		A	2600:9000:5301:6c00::1^{🇺🇸 Amazon2600:9000:5301::/48 - CloudFront}
			PTR	`ns-364.awsdns-45.com`
		A	205.251.193.108^{🇺🇸 Amazon205.251.193.0/24 prefix}
			PTR	`ns-364.awsdns-45.com`
NS	`ns-781.awsdns-33.net`
		A	2600:9000:5303:d00::1^{🇺🇸 Amazon2600:9000:5303::/48 - CloudFront}
			PTR	`ns-781.awsdns-33.net`
		A	205.251.195.13^{🇺🇸 Amazon205.251.195.0/24 prefix}
			PTR	`ns-781.awsdns-33.net`
SOA	`ns-1688.awsdns-19.co.uk`awsdns-hostmaster@amazon.com serial=1

`com`

	DNSSEC	🔒 Signed (DS record present)
	NS	`a.gtld-servers.net` ⭐
	NS	`b.gtld-servers.net`
	NS	`c.gtld-servers.net`
	NS	`d.gtld-servers.net`
	NS	`e.gtld-servers.net`
	NS	`f.gtld-servers.net`
	NS	`g.gtld-servers.net`
	NS	`h.gtld-servers.net`
	NS	`i.gtld-servers.net`
	NS	`j.gtld-servers.net`
	NS	`k.gtld-servers.net`
	NS	`l.gtld-servers.net`
	NS	`m.gtld-servers.net`
	SOA	`a.gtld-servers.net`nstld@verisign-grs.com serial=1778793506

WOT: UNKNOWN (50/100)

Same first word

exact-sciences.com

DNS History

4 records (4 active, 0 former)

●NSns-1098.awsdns-09.org2026-05-14 → 2026-05-14 · 2 obs

● 2026-05-14 21:42:52
● 2026-05-14 21:42:54

●NSns-1688.awsdns-19.co.uk2026-05-14 → 2026-05-14 · 2 obs

● 2026-05-14 21:42:52
● 2026-05-14 21:42:54

●NSns-364.awsdns-45.com2026-05-14 → 2026-05-14 · 2 obs

● 2026-05-14 21:42:52
● 2026-05-14 21:42:54

●NSns-781.awsdns-33.net2026-05-14 → 2026-05-14 · 2 obs

● 2026-05-14 21:42:52
● 2026-05-14 21:42:54

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	k.gtld-servers.net, g.gtld-servers.net, m.gtld-servers.net, b.gtld-servers.net...	-
exact-sciences.com	ns-364.awsdns-45.com, ns-781.awsdns-33.net, ns-1688.awsdns-19.co.uk, ns-1098.awsdns-09.org	2 records

✅ Authoritative Response

Server:205.251.196.74

NS records: ns-364.awsdns-45.com, ns-781.awsdns-33.net, ns-1688.awsdns-19.co.uk, ns-1098.awsdns-09.org

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for exact-sciences.com (unsigned zone)

⏱️ Timing

Total: 361ms | Queries: -

📄 Records

Type	Count	Sample Data
NS	4	`ns-1098.awsdns-09.org, ns-1688.awsdns-19.co.uk...`
SOA	1	`ns-1688.awsdns-19.co.uk awsdns-hostmaste`

📌 Glue Records Collected

Total: 2

Out-of-bailiwick: 2 (ns-364.awsdns-45.com, ns-364.awsdns-45.com)

Analysis

Name Servers

exact-sciences.com delegates to four name servers: ns-364.awsdns-45.com, ns-781.awsdns-33.net, ns-1098.awsdns-09.org and ns-1688.awsdns-19.co.uk.

exact-sciences.com at least partially shares name servers with other domains, including townsvillebulletinsit.com.au, d251mkhdpuavfd.cloudfront.net, catbreeder.com, trustedshops.net and htcms.org.

These name servers are commonly used with ns-105.awsdns-13.com.

Host names with two IP numbers: ns-364.awsdns-45.com points to 2600:9000:5301:6c00::1 and 205.251.193.108; ns-781.awsdns-33.net points to 2600:9000:5303:d00::1 and 205.251.195.13; ns-1098.awsdns-09.org points to 2600:9000:5304:4a00::1 and 205.251.196.74; ns-1688.awsdns-19.co.uk points to 2600:9000:5306:9800::1 and 205.251.198.152.

exact-sciences.com - robtex.com