update3.proofpoint.com - dns.ninja

`update3.proofpoint.com`

DNSSEC	⚠️ Not signed
A	208.84.67.196^{🇺🇸 Proofpoint208.84.67.0/24 Inc.}
		PTR	`update-at1.proofpoint.com`
NS	`ns2-sc4.proofpoint.com` ⭐
		A	208.84.66.55^{🇺🇸 Proofpoint208.84.66.0/24 Inc.}
			PTR	`ns2-sc4.proofpoint.com`
NS	`ns-at1.proofpoint.com`
		A	2620:100:9004::32^{🇺🇸 Proofpoint2620:100:9004::/47 Inc.}
			PTR	`ns-at1.proofpoint.com`
			PTR	`ns-at1.proofpoint.us`
		A	208.84.67.50^{🇺🇸 Proofpoint208.84.67.0/24 Inc.}
			PTR	`ns-at1.proofpoint.com`
			PTR	`ns-at1.proofpoint.us`
NS	`ns-sc4.proofpoint.com` ⚠️ Not in zone NS records
		A	2620:100:9000::32^{🇺🇸 Proofpoint2620:100:9000::/47 Inc.}
			PTR	`ns-sc4.proofpoint.com`
			PTR	`ns-sc4.proofpoint.us`
		A	208.84.66.50^{🇺🇸 Proofpoint208.84.66.0/24 Inc.}
			PTR	`ns-sc4.proofpoint.com`
			PTR	`ns-sc4.proofpoint.us`
NS	`ns-ut7.proofpoint.com` ⚠️ Not in zone NS records
		A	2620:100:9008::32^{🇺🇸 AS139162620:100:9008::/47 Proofpoint Inc.}
			PTR	`ns-ut7.proofpoint.com`
			PTR	`ns-ut7.proofpoint.us`
		A	148.163.128.50^{🇺🇸 AS13916148.163.128.0/24 Proofpoint Inc.}
			PTR	`ns-ut7.proofpoint.com`
			PTR	`ns-ut7.proofpoint.us`
SOA	`ns2-sc4.proofpoint.com`ops@proofpoint.com 2025-11-02 #23

`proofpoint.com`

	DNSSEC	⚠️ Not signed
	A	2a02:e980:e6::cf^{🇺🇸 IMPERVA2a02:e980:e6::/48}
	A	2a02:e980:13e::cf^{🇺🇸 IMPERVA2a02:e980:13e::/48}
	A	45.60.151.207^{🇺🇸 IMPERVA45.60.151.0/24 ORIXCOM via EMIX}
	A	45.60.171.207^{🇺🇸 IMPERVA45.60.171.0/24 ORIXCOM via EMIX}
	NS	`ns1.proofpoint.com` ⭐
	NS	`ns3.proofpoint.com`
	NS	`pdns99.ultradns.biz`
	NS	`pdns99.ultradns.com`
	NS	`pdns99.ultradns.net`
	NS	`pdns99.ultradns.org`
	MX	`mxa-00148501.gslb.pphosted.com` ⭐
	MX	`mxb-00148501.gslb.pphosted.com` ⭐
	MX	`mx0a-00148501.pphosted.com`⁽¹⁵⁾
	MX	`mx0b-00148501.pphosted.com`⁽¹⁵⁾
	TXT	`openai-domain-verification=dv-nIygpFUM4qrdLLDyQoKeI6q7`
	TXT	`amazonses:q2hxXWvaOdgjhubWnZufuUhKgLZxfL3PoI4cptrU0gY=`
	TXT	`zoom-domain-verification=ZOOM_verify_10035bd9568f4feca52a7a00fe69b79a`
	TXT	`lfj1tq15csyc72w7bgdt23nv5sfdhbwv`
	TXT	`docusign=2c075292-2334-4a0a-bf3b-71a084c9d0fb`
	TXT	`google-site-verification=mM60vv41HV36Nx6G5NAk93Se7Z-Y1eWeetnizsR6zLA`
	TXT	`fastly-domain-delegation-3yF86BWSvK5eKtB4-875817-2025-01-23`
	TXT	`smartsheet-site-validation=wDwCVDKaaE7jlmu8UfmZC7R_CVdVDt1n`
	TXT	`iJdvOvZ2JpKKuGmHz3m7jyiT9LcUpxjwXIqy0lreXX41M/DqvOyKHQQTBtOFMviSL7SN6As/3CMKH...`
	TXT	`pendo-domain-verification=d131a0e2-664a-4230-ba51-0acf99fb4b90`
	TXT	`MS=ms66915438`
	TXT	`google-site-verification=sxZ-0Tdu9HaAjWzo8TkbC3Dcvbm9_TcCFaOUJhBGf1E`
	TXT	`flvpf3txfi5s6mfi6q4gzths63zkgyh6`
	TXT	`3138e5c5-9798-41bb-a66a-f0b02555197b`
	TXT	`docker-verification=13460241-226e-4d29-97e7-4699d62bb596`
	TXT	`google-site-verification=h87yGt3EWJfCkagvPwOKkK1h1LGCdoBROU_kKbrdXPk`
	TXT	`globalsign-domain-verification=60999847F58FB37C020BB434D74EF1A9`
	TXT	`atlassian-domain-verification=ehSV5ixRwTbI5wbth6qsMh3hGCusuawwQB3RtCdRGUyVC/h...`
	TXT	`cursor-domain-verification-wqe15z=RzypHif5XX1tmT2h6yen8EF3t`
	TXT	`google-site-verification=8gLyzJZLKfsYAHDKstNMwKKI-IB8zB3LPVBe8wyo7fw`
	TXT	`webexdomainverification.=482d75bd-f93a-4b08-b9fd-f29cd4ac460f`
	TXT	`7zjqogz6pipkgcunowrzlr2kk4zzbvui`
	TXT	`sl5htyxuslipmbdhyy7s5dpjweyuohqd`
	TXT	`atlassian-sending-domain-verification=37b6750b-3b8f-46dc-b2fa-c576d7d1965c`
	TXT	`google-site-verification=uWpkNlmQfQH0hCnGWrr7ZC-o3dx4Dgi--DSZL1wtBoQ`
	TXT	`docusign=024d71b2-0e97-4a12-b5d5-59f1398496df`
	TXT	`BrG8ZlodJgGfUFj4RAmd28PHnIIHvBj56NGkzIIO3vwg0JUlTJISPsRo95V8+8QR0RY+aBIl21ch7...`
	TXT	`v=spf1 include:%{ir}.%{v}.%{d}.spf.has.pphosted.com ip4:91.209.104.0/25 a:spf...`
	TXT	`apple-domain-verification=nOC9FciUgMGXDPqR`
	TXT	`linear-domain-verification=cxrv67j8mq6e`
	TXT	`adobe-idp-site-verification=5bd692aa8ee1d148c00aac26f7ead08c64182725034dcf069...`
	TXT	`jamf-site-verification=VBoaCJNLZhZnSeap1YIWPA`
	TXT	`amazonses:RlrTC7/Tv/cDEgJBOGnvF+fa+JgATSOhAby33zYuhWU=`
	TXT	`anthropic-domain-verification-y3m137=qK0cxjmQtPkMGPQe9LKVeGZj2`
	TXT	`8g643mlg95390t9m27yhh8ccc3djh9kl`
	TXT	`_github-challenge-proofpoint-2=b5790c8e0b`
	TXT	`google-site-verification=VneCes71bA1smMZFJ8bue3Hjjr5PSH2Nw3vXuBFdSOk`
	TXT	`asv=9465dad26feb30e29b83613f5c02a1de`
	SOA	`ns1.proofpoint.com`ops@proofpoint.com serial=2018115155

WOT: SAFE (63/100)
rank #693 globally
rank #409 in the tld

proofpoint.com

Proofpoint.com is the corporate website and product portal of Proofpoint, Inc., a major American cybersecurity company specializing in email security, anti-phishing, threat intelligence, and data-loss prevention.

Key facts

Owner / operator: Proofpoint, Inc. (privately held; owned by Thoma Bravo since 2021)
TLD:.com— gTLD
Primary purpose: Corporate website, product documentation, and cloud security-service delivery portal
Status: Active

History

Year	Event
2002	Proofpoint, Inc. founded in Sunnyvale, California
2012	IPO on NASDAQ
2021	Acquired by private-equity firm Thoma Bravo for approximately $12.4 billion; taken private

Related domains

proofpointessentials.com— SMB-focused product line (Proofpoint Essentials)

🔒 HSTS Preload (+subdomains)
WOT: SAFE (78/100)
📈 Tranco rank: #2,097

Same first word

update3.info

DNS History

7 records (5 active, 2 former)

●NSns-at1.proofpoint.com2026-03-01 → 2026-08-06 · 2 obs

● 2026-03-01 09:00:04
● 2026-08-06 01:30:20

●NSns-sc4.proofpoint.com2026-03-01 → 2026-08-06 · 2 obs

● 2026-03-01 09:00:04
● 2026-08-06 01:30:20

●NSns-ut7.proofpoint.com2026-03-01 → 2026-08-06 · 2 obs

● 2026-03-01 09:00:04
● 2026-08-06 01:30:20

●NSns2-sc4.proofpoint.com2026-03-03 → 2026-08-06 · 17 obs

○ 2026-03-01 09:00:04
● 2026-03-03 21:18:06
● 2026-03-04 12:28:02
○ 2026-03-04 16:45:56
○ 2026-03-14 13:50:28
● 2026-03-17 00:36:22
○ 2026-03-21 21:34:28
● 2026-03-22 20:08:40
○ 2026-03-24 21:14:16
○ 2026-03-28 14:36:32
● 2026-04-11 19:44:40
● 2026-04-12 10:46:20
○ 2026-04-22 16:00:10
● 2026-04-26 16:36:38
○ 2026-06-10 03:00:24
● 2026-08-06 01:30:18
● 2026-08-06 01:30:20

○A185.132.181.382026-03-13 → 2026-03-13 · 4 obs

○ 2026-03-12 18:41:22
● 2026-03-13 13:00:22
○ 2026-03-14 13:50:28
○ 2026-08-06 01:30:20

○A208.84.66.1962026-03-01 → 2026-07-10 · 20 obs

● 2026-03-01 09:00:04
○ 2026-03-03 21:18:06
● 2026-03-04 12:28:02
● 2026-03-04 16:45:56
○ 2026-03-05 02:07:38
○ 2026-03-06 03:53:04
● 2026-03-10 07:17:30
● 2026-03-12 05:12:08
○ 2026-03-12 18:41:22
○ 2026-03-13 13:00:22
● 2026-03-14 13:50:28
● 2026-03-17 00:36:22
○ 2026-03-21 21:34:28
○ 2026-03-24 21:14:16
● 2026-03-26 05:15:20
○ 2026-03-28 14:36:32
○ 2026-06-10 03:00:24
● 2026-07-10 09:42:08
○ 2026-08-06 01:30:18
○ 2026-08-06 01:30:20

●A208.84.67.1962026-03-03 → 2026-08-06 · 19 obs

○ 2026-03-01 09:00:04
● 2026-03-03 21:18:06
○ 2026-03-04 12:28:02
○ 2026-03-04 16:45:56
● 2026-03-05 02:07:38
● 2026-03-06 03:53:04
○ 2026-03-10 07:17:30
○ 2026-03-12 05:12:08
● 2026-03-12 18:41:22
○ 2026-03-13 13:00:22
○ 2026-03-17 00:36:22
● 2026-03-21 21:34:28
● 2026-03-24 21:14:16
○ 2026-03-26 05:15:20
● 2026-03-28 14:36:32
● 2026-06-10 03:00:24
○ 2026-07-10 09:42:08
● 2026-08-06 01:30:18
● 2026-08-06 01:30:20

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	l.gtld-servers.net, j.gtld-servers.net, h.gtld-servers.net, d.gtld-servers.net...	-
proofpoint.com	ns1.proofpoint.com, ns3.proofpoint.com, pdns99.ultradns.net, pdns99.ultradns.com...	6 records
update3.proofpoint.com	ns-sc4.proofpoint.com, ns-ut7.proofpoint.com, ns-at1.proofpoint.com	6 records

✅ Authoritative Response

Server:208.84.67.50

NS records: ns-sc4.proofpoint.com, ns-ut7.proofpoint.com, ns-at1.proofpoint.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for proofpoint.com (unsigned zone)

⏱️ Timing

Total: 254ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`208.84.67.196`
NS	3	`ns-sc4.proofpoint.com, ns-at1.proofpoint.com...`
SOA	1	`ns2-sc4.proofpoint.com ops.proofpoint.co`

📌 Glue Records Collected

Total: 12

In-bailiwick: 4 (ns1.proofpoint.com, ns1.proofpoint.com, ns3.proofpoint.com...)

Out-of-bailiwick: 8 (pdns99.ultradns.com, pdns99.ultradns.com, ns-sc4.proofpoint.com...)

Analysis

IP Addresses

update3.proofpoint.com resolves to one IP address: 208.84.67.196.

Other host names share IP numbers with update3.proofpoint.com; update-at1.proofpoint.com is one such example.

Name Servers

The authoritative name servers for update3.proofpoint.com are ns-at1.proofpoint.com, ns-sc4.proofpoint.com, ns-ut7.proofpoint.com and ns2-sc4.proofpoint.com.

update3.proofpoint.com has at least partial name server overlap with other domains, such as nagiosaziz.com.gslb.pphosted.com, easyjet.com.gslb.pphosted.com, teleflex.com.gslb.pphosted.com and two others.

It is common to find these name servers paired with the name servers ns-sfo.proofpoint.com, ns-at1.proofpoint.us, ns-sc4.proofpoint.us and ns-ams.proofpoint.com.

Hostnames that resolve to two IP addresses:

ns-at1.proofpoint.com maps to two IP addresses — 208.84.67.50 and 2620:100:9004::32.

ns-sc4.proofpoint.com maps to two IP addresses — 208.84.66.50 and 2620:100:9000::32.

ns-ut7.proofpoint.com maps to two IP addresses — 148.163.128.50 and 2620:100:9008::32.

Hosts with just one IP address:

ns2-sc4.proofpoint.com points to the IP address 208.84.66.55.