proofpoint.app - dns.ninja

proofpoint.app

app

DNSSEC🔒 Signed (DS record present)
NSns-tld1.charlestonroadregistry.com
NSns-tld2.charlestonroadregistry.com
NSns-tld3.charlestonroadregistry.com
NSns-tld4.charlestonroadregistry.com
NSns-tld5.charlestonroadregistry.com
SOAns-tld1.charlestonroadregistry.comcloud-dns-hostmaster@google.com serial=101427
🔒 HSTS Preload (+subdomains)

Same first word

Similar names

DNS History

6 records (6 active, 0 former)

NSns1.proofpoint.comns3.proofpoint.compdns99.ultradns.bizpdns99.ultradns.compdns99.ultradns.netpdns99.ultradns.org
NSns1.proofpoint.com2026-03-04 → 2026-07-25 · 2 obs
● 2026-03-04 12:38:26
● 2026-07-25 17:49:22
NSns3.proofpoint.com2026-03-04 → 2026-07-25 · 2 obs
● 2026-03-04 12:38:26
● 2026-07-25 17:49:22
NSpdns99.ultradns.biz2026-03-04 → 2026-07-25 · 2 obs
● 2026-03-04 12:38:26
● 2026-07-25 17:49:22
NSpdns99.ultradns.com2026-03-04 → 2026-07-25 · 2 obs
● 2026-03-04 12:38:26
● 2026-07-25 17:49:22
NSpdns99.ultradns.net2026-03-04 → 2026-07-25 · 2 obs
● 2026-03-04 12:38:26
● 2026-07-25 17:49:22
NSpdns99.ultradns.org2026-03-04 → 2026-07-25 · 2 obs
● 2026-03-04 12:38:26
● 2026-07-25 17:49:22

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
appns-tld4.charlestonroadregistry.com, ns-tld5.charlestonroadregistry.com, ns-tld2.charlestonroadregistry.com, ns-tld3.charlestonroadregistry.com...-
proofpoint.apppdns99.ultradns.org, ns1.proofpoint.com, pdns99.ultradns.net, pdns99.ultradns.biz...-

✅ Authoritative Response

Server:208.84.66.208

NS records: pdns99.ultradns.org, ns1.proofpoint.com, pdns99.ultradns.net, pdns99.ultradns.biz, pdns99.ultradns.com, ns3.proofpoint.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for proofpoint.app (unsigned zone)

⏱️ Timing

Total: 564ms | Queries: -

📄 Records

TypeCountSample Data
NS6ns1.proofpoint.com, ns3.proofpoint.com...
TXT1v=spf1 -all
SOA1ns1.proofpoint.com x-ops.proofpoint.com

Analysis

Name Servers

proofpoint.app has 6 name servers — pdns99.ultradns.biz, ns1.proofpoint.com, ns3.proofpoint.com and 3 others.

At least some of proofpoint.app's name servers are shared with other domains, for example nonstickcookware.com, accidentalemails.com, below2.in and two more.

These name servers are often deployed together with the name servers pdns99.ultradns.com, pdns99.ultradns.net, pdns99.ultradns.org and infoblox-sc4.ppops.net.

Hosts with two IP numbers each:

pdns99.ultradns.biz resolves to 156.154.66.99 and 2610:a1:1015::87.

ns1.proofpoint.com resolves to 208.84.67.208 and 2620:100:9000:1::d0.

ns3.proofpoint.com resolves to 208.84.66.208 and 2620:100:9004:1::d0.

pdns99.ultradns.com resolves to 156.154.64.99 and 2001:502:f3ff::87.

pdns99.ultradns.net resolves to 156.154.65.99 and 2610:a1:1014::87.

pdns99.ultradns.org resolves to 156.154.67.99 and 2001:502:4612::87.