proofpoint.lu - robtex.com
proofpoint.lu
lu
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | ns1.dns.lu ⭐ | ||||||
| NS | g.dns.lu | ||||||
| NS | i.dns.lu | ||||||
| NS | j.dns.lu | ||||||
| NS | k.dns.lu | ||||||
| NS | p.dns.lu | ||||||
| TXT | Exported: 2026-03-29 12:01:01 | ||||||
| SOA | ns1.dns.lunoc@restena.lu serial=1774778472 | ||||||
Same first word
Similar names
DNS History
10 records (10 active, 0 former)
●NSns1.proofpoint.com2026-03-27 → 2026-03-29 · 2 obs
● 2026-03-29 10:24:02
●NSns3.proofpoint.com2026-03-27 → 2026-03-29 · 2 obs
● 2026-03-29 10:24:02
●NSpdns99.ultradns.biz2026-03-27 → 2026-03-29 · 2 obs
● 2026-03-29 10:24:02
●NSpdns99.ultradns.com2026-03-27 → 2026-03-29 · 2 obs
● 2026-03-29 10:24:02
●NSpdns99.ultradns.net2026-03-27 → 2026-03-29 · 2 obs
● 2026-03-29 10:24:02
●NSpdns99.ultradns.org2026-03-27 → 2026-03-29 · 2 obs
● 2026-03-29 10:24:02
●A2a02:e980:13e::cf2026-03-27 → 2026-03-29 · 2 obs
● 2026-03-29 10:24:02
●A2a02:e980:e6::cf2026-03-27 → 2026-03-29 · 2 obs
● 2026-03-29 10:24:02
●A45.60.151.2072026-03-27 → 2026-03-29 · 2 obs
● 2026-03-29 10:24:02
●A45.60.171.2072026-03-27 → 2026-03-29 · 2 obs
● 2026-03-29 10:24:02
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| lu | ns1.dns.lu, i.dns.lu, k.dns.lu, g.dns.lu... | 12 records |
| proofpoint.lu | ns3.proofpoint.com, pdns99.ultradns.net, pdns99.ultradns.org, ns1.proofpoint.com... | - |
✅ Authoritative Response
Server:156.154.65.99
NS records: ns3.proofpoint.com, pdns99.ultradns.net, pdns99.ultradns.org, ns1.proofpoint.com, pdns99.ultradns.biz, pdns99.ultradns.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for proofpoint.lu (unsigned zone)
⏱️ Timing
Total: 839ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 2 | 45.60.151.207, 45.60.171.207 |
| AAAA | 2 | 2a02:e980:e6::cf, 2a02:e980:13e::cf |
| NS | 6 | ns1.proofpoint.com, ns3.proofpoint.com... |
| TXT | 1 | v=spf1 -all |
| SOA | 1 | ns1.proofpoint.com ops.proofpoint.com |
📌 Glue Records Collected
Total: 12
In-bailiwick: 12 (ns1.dns.lu, p.dns.lu, k.dns.lu...)
Analysis
IP Addresses
proofpoint.lu maps to four IP numbers: 2a02:e980:e6::cf, 2a02:e980:13e::cf, 45.60.151.207 and 45.60.171.207.
Other host names, for instance proofpointondemand.net, proofpointshare.net, cloudmark.com, proofpoint.jobs and proofpoint.fail share IP numbers with proofpoint.lu.
Name Servers
proofpoint.lu delegates to six name servers: pdns99.ultradns.biz, ns1.proofpoint.com, ns3.proofpoint.com, pdns99.ultradns.com, pdns99.ultradns.net and pdns99.ultradns.org.
proofpoint.lu at least partially shares name servers with other domains such as qa.glic.com, 149.163.148.in-addr.arpa, marblecorporation.com, industrialwebcenter.com and cloudmarkgateway.com.
these name servers are commonly used with the name servers 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.