ngoctruongphd.com - robtex.com
ngoctruongphd.com
| DNSSEC | ⚠️ Not signed | ||||||
| A | 2606:4700:3032::ac43:cbbe🇺🇸 Cloudflare2606:4700:3032::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 2606:4700:3036::6815:252c🇺🇸 Cloudflare2606:4700:3036::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 104.21.37.44Cloudflare104.21.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 172.67.203.190🇺🇸 Cloudflare172.67.192.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| NS | ada.ns.cloudflare.com ⭐ | ||||||
| A | 2606:4700:50::adf5:3a36🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | ada.ns.cloudflare.com | ||||||
| A | 2803:f800:50::6ca2:c036🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L | ||||||
| PTR | ada.ns.cloudflare.com | ||||||
| A | 2a06:98c1:50::ac40:2036🇺🇸 Cloudflare2a06:98c1:50::/45 | ||||||
| PTR | ada.ns.cloudflare.com | ||||||
| A | 108.162.192.54🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | ada.ns.cloudflare.com | ||||||
| A | 172.64.32.54🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | ada.ns.cloudflare.com | ||||||
| A | 173.245.58.54🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | ada.ns.cloudflare.com | ||||||
| NS | venkat.ns.cloudflare.com | ||||||
| A | 2606:4700:58::a29f:2cfe🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | venkat.ns.cloudflare.com | ||||||
| A | 2803:f800:50::6ca2:c3fe🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L | ||||||
| PTR | venkat.ns.cloudflare.com | ||||||
| A | 2a06:98c1:50::ac40:23fe🇺🇸 Cloudflare2a06:98c1:50::/45 | ||||||
| PTR | venkat.ns.cloudflare.com | ||||||
| A | 108.162.195.254🇺🇸 Cloudflare108.162.195.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | venkat.ns.cloudflare.com | ||||||
| A | 162.159.44.254Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | venkat.ns.cloudflare.com | ||||||
| A | 172.64.35.254🇺🇸 Cloudflare172.64.35.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | venkat.ns.cloudflare.com | ||||||
| HTTPS | HTTP/3, HTTP/2 ✓ hints match | ||||||
| IPv4 hints | 104.21.37.44, 172.67.203.190 | ||||||
| IPv6 hints | 2606:4700:3032::ac43:cbbe, 2606:4700:3036::6815:252c | ||||||
| SOA | ada.ns.cloudflare.comdns@cloudflare.com serial=2400097509 | ||||||
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=1776903522 | ||||||
Same first word
ngoctruongphd.com |
DNS History
6 records (6 active, 0 former)
●NSada.ns.cloudflare.com2026-03-27 → 2026-04-23 · 2 obs
● 2026-04-23 00:41:42
●NSvenkat.ns.cloudflare.com2026-03-27 → 2026-04-23 · 2 obs
● 2026-04-23 00:41:42
●A104.21.37.442026-03-27 → 2026-04-23 · 2 obs
● 2026-04-23 00:41:42
●A172.67.203.1902026-03-27 → 2026-04-23 · 2 obs
● 2026-04-23 00:41:42
●A2606:4700:3032::ac43:cbbe2026-03-27 → 2026-04-23 · 2 obs
● 2026-04-23 00:41:42
●A2606:4700:3036::6815:252c2026-03-27 → 2026-04-23 · 2 obs
● 2026-04-23 00:41:42
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net... | - |
| ngoctruongphd.com | ada.ns.cloudflare.com, venkat.ns.cloudflare.com | 12 records |
✅ Authoritative Response
Server:108.162.192.54
NS records: ada.ns.cloudflare.com, venkat.ns.cloudflare.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for ngoctruongphd.com (unsigned zone)
⏱️ Timing
Total: 159ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 2 | 104.21.37.44, 172.67.203.190 |
| AAAA | 2 | 2606:4700:3036::6815:252c, 2606:4700:3032::ac43:cbbe |
| NS | 2 | ada.ns.cloudflare.com, venkat.ns.cloudflare.com |
| HTTPS | 1 | {"priority":1,"target":".","alpn":["h3", |
| SOA | 1 | ada.ns.cloudflare.com dns.cloudflare.com |
📌 Glue Records Collected
Total: 12
Out-of-bailiwick: 12 (ada.ns.cloudflare.com, ada.ns.cloudflare.com, ada.ns.cloudflare.com...)
Analysis
IP Addresses
ngoctruongphd.com resolves to four IPs: 2606:4700:3032::ac43:cbbe, 2606:4700:3036::6815:252c, 104.21.37.44 and 172.67.203.190.
Other host names, for instance maimaib2b.com, aia.lordfilmsmd.ru, pendaftaran.rso.go.id, enphero.com and chanthopphet.go.th share IP numbers with ngoctruongphd.com.
Name Servers
ngoctruongphd.com has two name servers: ada.ns.cloudflare.com and venkat.ns.cloudflare.com.
ngoctruongphd.com shares the same name server setup as other domains, for example ecofreedoms.com, radioven.org, ufodc.com, dermond.co.th and dubingiai.lt.
ngoctruongphd.com shares some name servers with other domains, for example 8528.co, royalcollective.co.uk, (0x787878)movs.com, meadowlabs.io and ladoopgpay.com.
These name servers are commonly used with the name servers syeef.ns.cloudflare.com.
Host names with six IP numbers: ada.ns.cloudflare.com points to: 2606:4700:50::adf5:3a36, 2803:f800:50::6ca2:c036, 2a06:98c1:50::ac40:2036, 108.162.192.54, 172.64.32.54 and 173.245.58.54; venkat.ns.cloudflare.com points to: 2606:4700:58::a29f:2cfe, 2803:f800:50::6ca2:c3fe, 2a06:98c1:50::ac40:23fe, 108.162.195.254, 162.159.44.254 and 172.64.35.254.