proofpointuniversity.com - robtex.com
proofpointuniversity.com
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.netnstld@verisign-grs.com serial=1776209442 | ||||||
Same first word
proofpointuniversity.com |
DNS History
7 records (6 active, 1 former)
●NSns1.proofpoint.com2016-12-19 → 2026-04-14 · 2 obs
● 2026-04-14 23:58:34
●NSns3.proofpoint.com2016-12-19 → 2026-04-14 · 2 obs
● 2026-04-14 23:58:34
●NSpdns99.ultradns.biz2016-12-19 → 2026-04-14 · 2 obs
● 2026-04-14 23:58:34
●NSpdns99.ultradns.com2016-12-19 → 2026-04-14 · 2 obs
● 2026-04-14 23:58:34
●NSpdns99.ultradns.net2016-12-19 → 2026-04-14 · 2 obs
● 2026-04-14 23:58:34
●NSpdns99.ultradns.org2016-12-19 → 2026-04-14 · 2 obs
● 2026-04-14 23:58:34
○A54.88.17.1602016-12-19 → 2017-10-13 · 4 obs
● 2017-10-13 15:47:46
○ 2026-03-27 22:54:10
○ 2026-04-14 23:58:34
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net... | - |
| proofpointuniversity.com | ns1.proofpoint.com, ns3.proofpoint.com, pdns99.ultradns.net, pdns99.ultradns.com... | 6 records |
✅ Authoritative Response
Server:208.84.67.208
NS records: ns1.proofpoint.com, ns3.proofpoint.com, pdns99.ultradns.net, pdns99.ultradns.com, pdns99.ultradns.biz, pdns99.ultradns.org
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for proofpointuniversity.com (unsigned zone)
⏱️ Timing
Total: 675ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| NS | 6 | ns3.proofpoint.com, pdns99.ultradns.com... |
| TXT | 1 | v=spf1 -all |
| SOA | 1 | ns1.proofpoint.com ops.proofpoint.com |
📌 Glue Records Collected
Total: 6
Out-of-bailiwick: 6 (ns1.proofpoint.com, ns1.proofpoint.com, ns3.proofpoint.com...)
Analysis
Name Servers
proofpointuniversity.com is delegated to six name servers: pdns99.ultradns.biz, ns1.proofpoint.com, ns3.proofpoint.com, pdns99.ultradns.com, pdns99.ultradns.net and pdns99.ultradns.org.
proofpointuniversity.com at least partially shares name servers with other domains, including 13.56.208.in-addr.arpa, viroxfarmanimal.com, proofpointns.com, armorizetechnologies.com and sendmail.biz.
These name servers are commonly used with infoblox-sc4.ppops.net.
Host names with two IP numbers: pdns99.ultradns.biz points to: 2610:a1:1015::87 and 156.154.66.99; ns1.proofpoint.com points to: 2620:100:9000:1::d0 and 208.84.67.208; ns3.proofpoint.com points to: 2620:100:9004:1::d0 and 208.84.66.208; pdns99.ultradns.com points to: 2001:502:f3ff::87 and 156.154.64.99; pdns99.ultradns.net points to: 2610:a1:1014::87 and 156.154.65.99; pdns99.ultradns.org points to: 2001:502:4612::87 and 156.154.67.99.