phdtalk.com - robtex.com
phdtalk.com
| DNSSEC | ⚠️ Not signed | ||||||
| NS | ns1.digitalocean.com ⭐ | ||||||
| A | 2606:4700:52::ac40:34d2🇺🇸 Cloudflare2606:4700:52::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | ns1.digitalocean.com | ||||||
| A | 172.64.52.210🇺🇸 Cloudflare172.64.52.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | ns1.digitalocean.com | ||||||
| NS | ns2.digitalocean.com | ||||||
| A | 2606:4700:5a::ac40:3515🇺🇸 Cloudflare2606:4700:5a::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | ns2.digitalocean.com | ||||||
| A | 172.64.53.21🇺🇸 Cloudflare172.64.53.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | ns2.digitalocean.com | ||||||
| NS | ns3.digitalocean.com | ||||||
| A | 2606:4700:52::ac40:31d1🇺🇸 Cloudflare2606:4700:52::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | ns3.digitalocean.com | ||||||
| A | 172.64.49.209🇺🇸 Cloudflare172.64.48.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | ns3.digitalocean.com | ||||||
| TXT | google-site-verification=gWn_44J6aOwKSD1N-tcRlA5vm436gwThoOvuAdJFhpE | ||||||
| SOA | ns1.digitalocean.comhostmaster@phdtalk.com serial=1747460213 | ||||||
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=1776100932 | ||||||
Same first word
Similar names
DNS History
6 records (3 active, 3 former)
○NSf1g1ns1.dnspod.net2020-01-20 → 2020-06-23 · 4 obs
● 2020-06-23 02:18:00
○ 2026-04-10 18:17:20
○ 2026-04-13 17:50:36
○NSf1g1ns2.dnspod.net2020-01-20 → 2020-06-23 · 4 obs
● 2020-06-23 02:18:00
○ 2026-04-10 18:17:20
○ 2026-04-13 17:50:36
●NSns1.digitalocean.com2026-04-10 → 2026-04-13 · 3 obs
● 2026-04-10 18:17:20
● 2026-04-13 17:50:36
●NSns2.digitalocean.com2026-04-10 → 2026-04-13 · 3 obs
● 2026-04-10 18:17:20
● 2026-04-13 17:50:36
●NSns3.digitalocean.com2026-04-10 → 2026-04-13 · 3 obs
● 2026-04-10 18:17:20
● 2026-04-13 17:50:36
○A104.149.65.312020-01-20 → 2020-06-23 · 4 obs
● 2020-06-23 02:18:00
○ 2026-04-10 18:17:20
○ 2026-04-13 17:50:36
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net... | - |
| phdtalk.com | ns1.digitalocean.com, ns2.digitalocean.com, ns3.digitalocean.com | 3 records |
✅ Authoritative Response
Server:172.64.52.210
NS records: ns1.digitalocean.com, ns2.digitalocean.com, ns3.digitalocean.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for phdtalk.com (unsigned zone)
⏱️ Timing
Total: 376ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| NS | 3 | ns3.digitalocean.com, ns2.digitalocean.com... |
| TXT | 1 | google-site-verification=gWn_44J6aOwKSD1 |
| SOA | 1 | ns1.digitalocean.com hostmaster.phdtalk. |
📌 Glue Records Collected
Total: 3
Out-of-bailiwick: 3 (ns1.digitalocean.com, ns2.digitalocean.com, ns3.digitalocean.com)
Analysis
Name Servers
phdtalk.com is delegated to three name servers: ns1.digitalocean.com, ns2.digitalocean.com and ns3.digitalocean.com.
phdtalk.com at least partially shares name servers with other domains, for example 84.131.104.in-addr.arpa, vistaran.com, belfp.com, schoolza.com and pretzelfilms.com.
Host names with two IP numbers:
ns1.digitalocean.com points to 2606:4700:52::ac40:34d2 and 172.64.52.210
ns2.digitalocean.com points to 2606:4700:5a::ac40:3515 and 172.64.53.21
ns3.digitalocean.com points to 2606:4700:52::ac40:31d1 and 172.64.49.209