phdstudies.ca - dns.ninja

`phdstudies.ca`

DNSSEC	⚠️ Not signed
A	2606:4700:3031::ac43:95d5^{🇺🇸 Cloudflare2606:4700:3031::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3033::6815:1ddb^{🇺🇸 Cloudflare2606:4700:3033::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.29.219^{Cloudflare104.21.16.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.149.213^{🇺🇸 Cloudflare172.67.144.0/20 , 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=8TV-LlC6e0HPMJ_Oc6enTwk-94QNj_fmYBl1qLIqbrY`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4 hints	104.21.29.219, 172.67.149.213
		IPv6 hints	2606:4700:3031::ac43:95d5, 2606:4700:3033::6815:1ddb
		ECH	X25519, HKDF-SHA256 + AES-128-GCM draft, id=167, name=cloudflare-ech.com
SOA	`dana.ns.cloudflare.com`dns@cloudflare.com serial=2408884153

`ca`

	DNSSEC	🔒 Signed (DS record present)
	NS	`prd-czp-05.corp.cira.ca` ⭐
	NS	`any.ca-servers.ca`
	NS	`c.ca-servers.ca`
	NS	`d.ca-servers.ca`
	NS	`j.ca-servers.ca`
	SOA	`prd-czp-05.corp.cira.ca`admin-dns@cira.ca serial=2608011930

Same first word

phdstudies.co

phdstudies.nl

phdstudies.kr

phdstudies.vn

phdstudies.pl

phdstudies.ng

phdstudies.ca

phdstudies.com

phdstudies.ru

phdstudies.co.uk

phdstudies.in

phdstudies.no

phdstudies.es

phdstudies.com.br

phdstudies.it

phdstudies.gr

phdstudies.se

phdstudies.ro

phdstudies.net

DNS History

13 records (6 active, 7 former)

●NSdana.ns.cloudflare.com2026-03-16 → 2026-08-01 · 3 obs

○ 2020-02-09 21:15:16
● 2026-03-16 04:03:38
● 2026-08-01 20:06:10

●NSjay.ns.cloudflare.com2026-03-16 → 2026-08-01 · 3 obs

○ 2020-02-09 21:15:16
● 2026-03-16 04:03:38
● 2026-08-01 20:06:10

○NSns1.eurodns.com2020-02-09 → 2020-02-09 · 3 obs

● 2020-02-09 21:15:16
○ 2026-03-16 04:03:38
○ 2026-08-01 20:06:10

○NSns2.eurodns.com2020-02-09 → 2020-02-09 · 3 obs

● 2020-02-09 21:15:16
○ 2026-03-16 04:03:38
○ 2026-08-01 20:06:10

○NSns3.eurodns.com2020-02-09 → 2020-02-09 · 3 obs

● 2020-02-09 21:15:16
○ 2026-03-16 04:03:38
○ 2026-08-01 20:06:10

○NSns4.eurodns.com2020-02-09 → 2020-02-09 · 3 obs

● 2020-02-09 21:15:16
○ 2026-03-16 04:03:38
○ 2026-08-01 20:06:10

●A104.21.29.2192026-03-16 → 2026-08-01 · 3 obs

○ 2020-02-09 21:15:16
● 2026-03-16 04:03:38
● 2026-08-01 20:06:10

●A172.67.149.2132026-03-16 → 2026-08-01 · 3 obs

○ 2020-02-09 21:15:16
● 2026-03-16 04:03:38
● 2026-08-01 20:06:10

●A2606:4700:3031::ac43:95d52026-07-10 → 2026-08-01 · 3 obs

○ 2026-06-15 11:17:48
● 2026-07-10 21:12:26
● 2026-08-01 20:06:10

●A2606:4700:3033::6815:1ddb2026-07-10 → 2026-08-01 · 3 obs

○ 2026-06-15 11:17:48
● 2026-07-10 21:12:26
● 2026-08-01 20:06:10

○A2606:4700:3035::6815:1ddb2026-03-16 → 2026-06-15 · 5 obs

○ 2020-02-09 21:15:16
● 2026-03-16 04:03:38
● 2026-06-15 11:17:48
○ 2026-07-10 21:12:26
○ 2026-08-01 20:06:10

○A2606:4700:3035::ac43:95d52026-03-16 → 2026-06-15 · 5 obs

○ 2020-02-09 21:15:16
● 2026-03-16 04:03:38
● 2026-06-15 11:17:48
○ 2026-07-10 21:12:26
○ 2026-08-01 20:06:10

○A34.95.105.1772020-02-09 → 2020-02-09 · 3 obs

● 2020-02-09 21:15:16
○ 2026-03-16 04:03:38
○ 2026-08-01 20:06:10

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
ca	c.ca-servers.ca, d.ca-servers.ca, j.ca-servers.ca, any.ca-servers.ca	-
phdstudies.ca	dana.ns.cloudflare.com, jay.ns.cloudflare.com	-

✅ Authoritative Response

Server:172.64.33.123

NS records: dana.ns.cloudflare.com, jay.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for phdstudies.ca (unsigned zone)

⏱️ Timing

Total: 289ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`172.67.149.213, 104.21.29.219`
AAAA	2	`2606:4700:3031::ac43:95d5, 2606:4700:3033::6815:1ddb`
NS	2	`dana.ns.cloudflare.com, jay.ns.cloudflare.com`
TXT	1	`google-site-verification=8TV-LlC6e0HPMJ_`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`
SOA	1	`dana.ns.cloudflare.com dns.cloudflare.co`

Analysis

IP Addresses

phdstudies.ca directs to four IP numbers, which are 104.21.29.219, 172.67.149.213, 2606:4700:3031::ac43:95d5 and 2606:4700:3033::6815:1ddb.

direktfakten.de, ws6store.com, 04036.cfd plus two other host names have IP numbers in common with phdstudies.ca.

Name Servers

phdstudies.ca has two authoritative name servers — dana.ns.cloudflare.com and jay.ns.cloudflare.com.

The name server configuration of phdstudies.ca is shared with other domains, for instance lawstudies.ro, top-mastersdegree.com, mbastudies.com.my and two others.

At least some of phdstudies.ca's name servers are shared with other domains, for example yheic.com, steiergroup.com, manuall.no and two more.

These name servers tend to be deployed in combination with the name servers dave.ns.cloudflare.com and jose.ns.cloudflare.com.

Hosts with 6 IP addresses each:

dana.ns.cloudflare.com points to 108.162.192.105, 172.64.32.105, 173.245.58.105 and 3 other IP addresses.

jay.ns.cloudflare.com points to 108.162.193.123, 172.64.33.123, 173.245.59.123 and 3 other IP addresses.