`proofpointlab.com`

DNSSEC	⚠️ Not signed
NS	`ns-25.awsdns-03.com` ⭐
		A	2600:9000:5300:1900::1^{🇺🇸 Amazon2600:9000:5300::/48 - CloudFront}
			PTR	`ns-25.awsdns-03.com`
		A	205.251.192.25^{🇺🇸 Amazon205.251.192.0/24 prefix}
			PTR	`ns-25.awsdns-03.com`
NS	`ns-1169.awsdns-18.org`
		A	2600:9000:5304:9100::1^{🇺🇸 Amazon2600:9000:5304::/48 - CloudFront}
			PTR	`ns-1169.awsdns-18.org`
		A	205.251.196.145^{🇺🇸 Amazon205.251.196.0/24 prefix}
			PTR	`ns-1169.awsdns-18.org`
NS	`ns-1711.awsdns-21.co.uk`
		A	2600:9000:5306:af00::1^{🇺🇸 Amazon2600:9000:5306::/48 - CloudFront}
			PTR	`ns-1711.awsdns-21.co.uk`
		A	205.251.198.175^{🇺🇸 Amazon205.251.198.0/24 prefix}
			PTR	`ns-1711.awsdns-21.co.uk`
NS	`ns-564.awsdns-06.net`
		A	2600:9000:5302:3400::1^{🇺🇸 Amazon2600:9000:5302::/48 - CloudFront}
			PTR	`ns-564.awsdns-06.net`
		A	205.251.194.52^{🇺🇸 Amazon205.251.194.0/24 prefix}
			PTR	`ns-564.awsdns-06.net`
SOA	`ns-25.awsdns-03.com`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=1778395406

Same first word

proofpointlab.com

DNS History

4 records (4 active, 0 former)

●NSns-1169.awsdns-18.org2026-03-27 → 2026-05-10 · 2 obs

● 2026-03-27 22:52:54
● 2026-05-10 07:10:12

●NSns-1711.awsdns-21.co.uk2026-03-27 → 2026-05-10 · 2 obs

● 2026-03-27 22:52:54
● 2026-05-10 07:10:12

●NSns-25.awsdns-03.com2026-03-27 → 2026-05-10 · 2 obs

● 2026-03-27 22:52:54
● 2026-05-10 07:10:12

●NSns-564.awsdns-06.net2026-03-27 → 2026-05-10 · 2 obs

● 2026-03-27 22:52:54
● 2026-05-10 07:10:12

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	e.gtld-servers.net, h.gtld-servers.net, j.gtld-servers.net, b.gtld-servers.net...	-
proofpointlab.com	ns-25.awsdns-03.com, ns-564.awsdns-06.net, ns-1711.awsdns-21.co.uk, ns-1169.awsdns-18.org	2 records

✅ Authoritative Response

Server:205.251.196.145

NS records: ns-25.awsdns-03.com, ns-564.awsdns-06.net, ns-1711.awsdns-21.co.uk, ns-1169.awsdns-18.org

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for proofpointlab.com (unsigned zone)

⏱️ Timing

Total: 540ms | Queries: -

📄 Records

Type	Count	Sample Data
NS	4	`ns-1169.awsdns-18.org, ns-1711.awsdns-21.co.uk...`
SOA	1	`ns-25.awsdns-03.com awsdns-hostmaster.am`

📌 Glue Records Collected

Total: 2

Out-of-bailiwick: 2 (ns-25.awsdns-03.com, ns-25.awsdns-03.com)

Analysis

Name Servers

proofpointlab.com delegates to four name servers: ns-25.awsdns-03.com, ns-564.awsdns-06.net, ns-1169.awsdns-18.org and ns-1711.awsdns-21.co.uk.

proofpointlab.com at least partially shares name servers with other domains, for instance omego.org, 8thplanet.net, keytech.srl, d28a7nf1jw8iqd.cloudfront.net and d2zelgkxtloqrz.cloudfront.net.

Host names with two IP numbers: ns-25.awsdns-03.com points to 2600:9000:5300:1900::1 and 205.251.192.25; ns-564.awsdns-06.net points to 2600:9000:5302:3400::1 and 205.251.194.52; ns-1169.awsdns-18.org points to 2600:9000:5304:9100::1 and 205.251.196.145; ns-1711.awsdns-21.co.uk points to 2600:9000:5306:af00::1 and 205.251.198.175.

proofpointlab.com - robtex.com