phdmaster.com - robtex.com
phdmaster.com
| DNSSEC | ⚠️ Not signed | ||||||
| NS | ns1.cis3000.com ⚠️ Not in zone NS records | ||||||
| A | 72.167.45.218🇺🇸 AS39810172.167.32.0/20 | ||||||
| PTR | 218.45.167.72.host.secureserver.net | ||||||
| NS | ns2.cis3000.com ⚠️ Not in zone NS records | ||||||
| A | 72.167.45.218🇺🇸 AS39810172.167.32.0/20 | ||||||
| PTR | 218.45.167.72.host.secureserver.net | ||||||
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=1776851882 | ||||||
Previously MX for
phdmaster.com |
Same first word
phdmaster.ir |
phdmaster.com |
Similar names
DNS History
14 records (2 active, 12 former)
○NSdns1.name-services.com2015-07-22 → 2016-05-06 · 4 obs
● 2015-07-22 19:44:30
● 2016-05-06 18:24:52
○ 2017-02-06 06:19:38
○ 2026-04-22 10:23:58
● 2016-05-06 18:24:52
○ 2017-02-06 06:19:38
○ 2026-04-22 10:23:58
○NSdns2.name-services.com2015-07-22 → 2016-05-06 · 4 obs
● 2015-07-22 19:44:30
● 2016-05-06 18:24:52
○ 2017-02-06 06:19:38
○ 2026-04-22 10:23:58
● 2016-05-06 18:24:52
○ 2017-02-06 06:19:38
○ 2026-04-22 10:23:58
○NSdns3.name-services.com2015-07-22 → 2016-05-06 · 4 obs
● 2015-07-22 19:44:30
● 2016-05-06 18:24:52
○ 2017-02-06 06:19:38
○ 2026-04-22 10:23:58
● 2016-05-06 18:24:52
○ 2017-02-06 06:19:38
○ 2026-04-22 10:23:58
○NSdns4.name-services.com2015-07-22 → 2016-05-06 · 4 obs
● 2015-07-22 19:44:30
● 2016-05-06 18:24:52
○ 2017-02-06 06:19:38
○ 2026-04-22 10:23:58
● 2016-05-06 18:24:52
○ 2017-02-06 06:19:38
○ 2026-04-22 10:23:58
○NSdns5.name-services.com2015-07-22 → 2016-05-06 · 4 obs
● 2015-07-22 19:44:30
● 2016-05-06 18:24:52
○ 2017-02-06 06:19:38
○ 2026-04-22 10:23:58
● 2016-05-06 18:24:52
○ 2017-02-06 06:19:38
○ 2026-04-22 10:23:58
●NSns1.cis3000.com2026-04-10 → 2026-04-22 · 3 obs
○ 2018-10-31 18:20:00
● 2026-04-10 20:08:18
● 2026-04-22 10:23:58
● 2026-04-10 20:08:18
● 2026-04-22 10:23:58
○NSns1.irbelarus.com2018-10-31 → 2018-10-31 · 4 obs
○ 2017-02-06 06:19:38
● 2018-10-31 18:20:00
○ 2026-04-10 20:08:18
○ 2026-04-22 10:23:58
● 2018-10-31 18:20:00
○ 2026-04-10 20:08:18
○ 2026-04-22 10:23:58
●NSns2.cis3000.com2026-04-10 → 2026-04-22 · 3 obs
○ 2018-10-31 18:20:00
● 2026-04-10 20:08:18
● 2026-04-22 10:23:58
● 2026-04-10 20:08:18
● 2026-04-22 10:23:58
○NSns2.irbelarus.com2018-10-31 → 2018-10-31 · 4 obs
○ 2017-02-06 06:19:38
● 2018-10-31 18:20:00
○ 2026-04-10 20:08:18
○ 2026-04-22 10:23:58
● 2018-10-31 18:20:00
○ 2026-04-10 20:08:18
○ 2026-04-22 10:23:58
○MXphdmaster.com2018-10-31 → 2018-10-31 · 3 obs
● 2018-10-31 18:20:00
○ 2026-04-10 20:08:18
○ 2026-04-22 10:23:58
○ 2026-04-10 20:08:18
○ 2026-04-22 10:23:58
○A159.69.81.2312018-10-31 → 2018-10-31 · 4 obs
○ 2017-02-06 06:19:38
● 2018-10-31 18:20:00
○ 2026-04-10 20:08:18
○ 2026-04-22 10:23:58
● 2018-10-31 18:20:00
○ 2026-04-10 20:08:18
○ 2026-04-22 10:23:58
○A98.124.198.12015-07-22 → 2015-07-22 · 3 obs
● 2015-07-22 19:44:30
○ 2015-11-20 04:49:50
○ 2026-04-22 10:23:58
○ 2015-11-20 04:49:50
○ 2026-04-22 10:23:58
○A98.124.199.12015-07-22 → 2015-07-22 · 3 obs
● 2015-07-22 19:44:30
○ 2017-02-06 06:19:38
○ 2026-04-22 10:23:58
○ 2017-02-06 06:19:38
○ 2026-04-22 10:23:58
○A98.124.199.302015-11-20 → 2016-05-06 · 5 obs
○ 2015-07-22 19:44:30
● 2015-11-20 04:49:50
● 2016-05-06 18:24:52
○ 2017-02-06 06:19:38
○ 2026-04-22 10:23:58
● 2015-11-20 04:49:50
● 2016-05-06 18:24:52
○ 2017-02-06 06:19:38
○ 2026-04-22 10:23:58
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | i.gtld-servers.net, j.gtld-servers.net, e.gtld-servers.net, l.gtld-servers.net... | - |
| phdmaster.com | ns1.cis3000.com, ns2.cis3000.com | 2 records |
✅ Authoritative Response
Server:72.167.45.218
NS records: ns1.cis3000.com, ns2.cis3000.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for phdmaster.com (unsigned zone)
⏱️ Timing
Total: 254ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|
📌 Glue Records Collected
Total: 2
Out-of-bailiwick: 2 (ns1.cis3000.com, ns2.cis3000.com)
Analysis
Name Servers
phdmaster.com has two name servers: ns1.cis3000.com and ns2.cis3000.com.
phdmaster.com shares the same name server setup as other domains, for example mcdaniel3000.com, cis3000.com, canisc.com, pecs.ir and irbelarus.com.
Host names with one IP number:
ns1.cis3000.com points to: 72.167.45.218
ns2.cis3000.com points to: 72.167.45.218
Names pointing to 72.167.45.218: ns1.cis3000.com and ns2.cis3000.com