phdstudies.co.uk - robtex.com
phdstudies.co.uk
| DNSSEC | ⚠️ Not signed | ||||||
| A | 2606:4700:3031::6815:1809🇺🇸 Cloudflare2606:4700:3031::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 2606:4700:3033::ac43:d746🇺🇸 Cloudflare2606:4700:3033::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 104.21.24.9Cloudflare104.21.16.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 172.67.215.70🇺🇸 Cloudflare172.67.208.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| NS | dana.ns.cloudflare.com ⭐ | ||||||
| A | 2606:4700:50::adf5:3a69🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | dana.ns.cloudflare.com | ||||||
| A | 2803:f800:50::6ca2:c069🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L | ||||||
| PTR | dana.ns.cloudflare.com | ||||||
| A | 2a06:98c1:50::ac40:2069🇺🇸 Cloudflare2a06:98c1:50::/45 | ||||||
| PTR | dana.ns.cloudflare.com | ||||||
| A | 108.162.192.105🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | dana.ns.cloudflare.com | ||||||
| A | 172.64.32.105🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | dana.ns.cloudflare.com | ||||||
| A | 173.245.58.105🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | dana.ns.cloudflare.com | ||||||
| NS | jay.ns.cloudflare.com | ||||||
| A | 2606:4700:58::adf5:3b7b🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | jay.ns.cloudflare.com | ||||||
| A | 2803:f800:50::6ca2:c17b🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L | ||||||
| PTR | jay.ns.cloudflare.com | ||||||
| A | 2a06:98c1:50::ac40:217b🇺🇸 Cloudflare2a06:98c1:50::/45 | ||||||
| PTR | jay.ns.cloudflare.com | ||||||
| A | 108.162.193.123🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | jay.ns.cloudflare.com | ||||||
| A | 172.64.33.123🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | jay.ns.cloudflare.com | ||||||
| A | 173.245.59.123🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | jay.ns.cloudflare.com | ||||||
| TXT | google-site-verification=rYkXFeFZOMw1GgZnggcPb4uPFQad8OvC9lSCswndpVI | ||||||
| HTTPS | HTTP/3, HTTP/2 ✓ hints match | ||||||
| IPv4 hints | 104.21.24.9, 172.67.215.70 | ||||||
| IPv6 hints | 2606:4700:3031::6815:1809, 2606:4700:3033::ac43:d746 | ||||||
| ECH | X25519, HKDF-SHA256 + AES-128-GCM draft, id=213, name=cloudflare-ech.com | ||||||
| SOA | dana.ns.cloudflare.comdns@cloudflare.com serial=2409018381 | ||||||
co.uk
| DNSSEC | ⚠️ Not signed | ||||||
| NS | dns1.nic.uk ⭐ ⚠️ Not in parent delegation | ||||||
| NS | dns2.nic.uk ⚠️ Not in parent delegation | ||||||
| NS | dns3.nic.uk ⚠️ Not in parent delegation | ||||||
| NS | dns4.nic.uk ⚠️ Not in parent delegation | ||||||
| NS | nsa.nic.uk ⚠️ Not in parent delegation | ||||||
| NS | nsb.nic.uk ⚠️ Not in parent delegation | ||||||
| NS | nsc.nic.uk ⚠️ Not in parent delegation | ||||||
| NS | nsd.nic.uk ⚠️ Not in parent delegation | ||||||
| SOA | dns1.nic.ukhostmaster@nominet.org.uk serial=1784430099 | ||||||
rank #3347 in the tld
WOT: SAFE (74/100)
Same first word
DNS History
8 records (6 active, 2 former)
●NSdana.ns.cloudflare.com2026-03-29 → 2026-07-19 · 2 obs
● 2026-07-19 03:21:14
●NSjay.ns.cloudflare.com2026-03-29 → 2026-07-19 · 2 obs
● 2026-07-19 03:21:14
●A104.21.24.92026-03-29 → 2026-07-19 · 2 obs
● 2026-07-19 03:21:14
●A172.67.215.702026-03-29 → 2026-07-19 · 2 obs
● 2026-07-19 03:21:14
●A2606:4700:3031::6815:18092026-07-10 → 2026-07-19 · 3 obs
● 2026-07-10 15:27:34
● 2026-07-19 03:21:14
●A2606:4700:3033::ac43:d7462026-07-10 → 2026-07-19 · 3 obs
● 2026-07-10 15:27:34
● 2026-07-19 03:21:14
○A2606:4700:3035::6815:18092026-03-29 → 2026-06-02 · 4 obs
● 2026-06-02 16:53:56
○ 2026-07-10 15:27:34
○ 2026-07-19 03:21:14
○A2606:4700:3037::ac43:d7462026-03-29 → 2026-06-02 · 4 obs
● 2026-06-02 16:53:56
○ 2026-07-10 15:27:34
○ 2026-07-19 03:21:14
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| uk | nsa.nic.uk, nsb.nic.uk, nsc.nic.uk, nsd.nic.uk... | - |
| phdstudies.co.uk | dana.ns.cloudflare.com, jay.ns.cloudflare.com | - |
✅ Authoritative Response
Server:173.245.58.105
NS records: dana.ns.cloudflare.com, jay.ns.cloudflare.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for phdstudies.co.uk (unsigned zone)
⏱️ Timing
Total: 212ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 2 | 104.21.24.9, 172.67.215.70 |
| AAAA | 2 | 2606:4700:3033::ac43:d746, 2606:4700:3031::6815:1809 |
| NS | 2 | dana.ns.cloudflare.com, jay.ns.cloudflare.com |
| TXT | 1 | google-site-verification=rYkXFeFZOMw1GgZ |
| HTTPS | 1 | {"priority":1,"target":".","alpn":["h3", |
| SOA | 1 | dana.ns.cloudflare.com dns.cloudflare.co |
Analysis
IP Addresses
phdstudies.co.uk points to the four IP addresses 104.21.24.9, 172.67.215.70, 2606:4700:3031::6815:1809 and 2606:4700:3033::ac43:d746.
inonefit.com, vipatakoy.com, egjb.cn plus two other host names have IP numbers in common with phdstudies.co.uk.
Name Servers
The NS records for phdstudies.co.uk delegate to dana.ns.cloudflare.com and jay.ns.cloudflare.com.
The name server configuration of phdstudies.co.uk is shared with other domains, for instance healthcarestudies.lt, like4like.org, livingasnumber17.com and two others.
At least some of phdstudies.co.uk's name servers are shared with other domains, for example ambmutual.com.my, viadigital.com.es, pagemerc.shop and two more.
It is common for these name servers to be used in conjunction with the name servers dave.ns.cloudflare.com, jose.ns.cloudflare.com and lily.ns.cloudflare.com.
Hosts with 6 IP addresses each:
dana.ns.cloudflare.com maps to 108.162.192.105, 172.64.32.105, 173.245.58.105 and 3 additional IP addresses.
jay.ns.cloudflare.com maps to 108.162.193.123, 172.64.33.123, 173.245.59.123 and 3 additional IP addresses.