phdtechsolutions.com - robtex.com
phdtechsolutions.com
| DNSSEC | ⚠️ Not signed | ||||||
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=1776008847 | ||||||
DNS History
9 records (0 active, 9 former)
○NSns1.choopadns.com2015-04-13 → 2016-12-26 · 4 obs
● 2015-04-13 18:14:20
● 2016-12-26 08:25:06
○ 2017-12-30 22:28:02
○ 2026-04-12 16:17:34
● 2016-12-26 08:25:06
○ 2017-12-30 22:28:02
○ 2026-04-12 16:17:34
○NSns1.hover.com2017-12-30 → 2017-12-30 · 3 obs
○ 2016-12-26 08:25:06
● 2017-12-30 22:28:02
○ 2026-04-12 16:17:34
● 2017-12-30 22:28:02
○ 2026-04-12 16:17:34
○NSns2.choopadns.com2015-04-13 → 2016-12-26 · 4 obs
● 2015-04-13 18:14:20
● 2016-12-26 08:25:06
○ 2017-12-30 22:28:02
○ 2026-04-12 16:17:34
● 2016-12-26 08:25:06
○ 2017-12-30 22:28:02
○ 2026-04-12 16:17:34
○NSns2.hover.com2017-12-30 → 2017-12-30 · 3 obs
○ 2016-12-26 08:25:06
● 2017-12-30 22:28:02
○ 2026-04-12 16:17:34
● 2017-12-30 22:28:02
○ 2026-04-12 16:17:34
○MXbarracuda.phdtechsolutions.com2015-10-28 → 2016-12-26 · 5 obs
○ 2015-04-13 18:14:20
● 2015-10-28 11:44:50
● 2016-12-26 08:25:06
○ 2017-12-30 22:28:02
○ 2026-04-12 16:17:34
● 2015-10-28 11:44:50
● 2016-12-26 08:25:06
○ 2017-12-30 22:28:02
○ 2026-04-12 16:17:34
○MXd133544a.ess.barracudanetworks.com2017-12-30 → 2017-12-30 · 3 obs
○ 2016-12-26 08:25:06
● 2017-12-30 22:28:02
○ 2026-04-12 16:17:34
● 2017-12-30 22:28:02
○ 2026-04-12 16:17:34
○MXd133544b.ess.barracudanetworks.com2017-12-30 → 2017-12-30 · 3 obs
○ 2016-12-26 08:25:06
● 2017-12-30 22:28:02
○ 2026-04-12 16:17:34
● 2017-12-30 22:28:02
○ 2026-04-12 16:17:34
○MXphdtechsolutions.com2015-04-13 → 2015-04-13 · 3 obs
● 2015-04-13 18:14:20
○ 2015-10-28 11:44:50
○ 2026-04-12 16:17:34
○ 2015-10-28 11:44:50
○ 2026-04-12 16:17:34
○A208.167.226.702015-04-13 → 2017-12-30 · 3 obs
● 2015-04-13 18:14:20
● 2017-12-30 22:28:02
○ 2026-04-12 16:17:34
● 2017-12-30 22:28:02
○ 2026-04-12 16:17:34
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net... | - |
✅ Authoritative Response
Server:192.26.92.30
NS records: a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net, e.gtld-servers.net, f.gtld-servers.net, g.gtld-servers.net, h.gtld-servers.net, i.gtld-servers.net, j.gtld-servers.net, k.gtld-servers.net, l.gtld-servers.net, m.gtld-servers.net
🔒 DNSSEC Status
🔐 Secure (DNSSEC validated)
Chain of trust verified from root to domain
⏱️ Timing
Total: 133ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|