`doctoralberta.com`

DNSSEC	⚠️ Not signed
A	2606:4700:3032::6815:144a^{🇺🇸 Cloudflare2606:4700:3032::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3034::ac43:bfe1^{🇺🇸 Cloudflare2606:4700:3034::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.20.74^{Cloudflare104.21.16.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.191.225^{🇺🇸 Cloudflare172.67.176.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`gail.ns.cloudflare.com` ⭐
		A	2606:4700:50::adf5:3a74^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`gail.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c074^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`gail.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:2074^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`gail.ns.cloudflare.com`
		A	108.162.192.116^{🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`ip-108-162-192-116.defastlink.net`
		A	172.64.32.116^{🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`ip-172-64-32-116.defastlink.net`
		A	173.245.58.116^{🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`ip-173-245-58-116.defastlink.net`
NS	`santino.ns.cloudflare.com`
		A	2606:4700:58::a29f:2c01^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`santino.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c301^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`santino.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:2301^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`santino.ns.cloudflare.com`
		A	108.162.195.1^{🇺🇸 Cloudflare108.162.195.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`santino.ns.cloudflare.com`
		A	162.159.44.1^{Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`santino.ns.cloudflare.com`
		A	172.64.35.1^{🇺🇸 Cloudflare172.64.35.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`santino.ns.cloudflare.com`
TXT	`google-site-verification=WgHh4Vsn6nyPp-ATFtn0ZIeHKDsvzAl82JBVU9boEYU`
TXT	`v=spf1 a mx a:doctoralberta.com ?all`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4	104.21.20.74, 172.67.191.225
		IPv6	2606:4700:3032::6815:144a, 2606:4700:3034::ac43:bfe1
SOA	`gail.ns.cloudflare.com`dns@cloudflare.com serial=2395629855

`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.net`nstld@verisign-grs.com serial=1771291435

Same first word

doctoralberta.com

DNS History

9 records (6 active, 3 former)

○NS94-23-153-10.ovh.net2015-08-16 → 2016-07-11 · 4 obs

● 2015-08-16 22:07:24
● 2016-07-11 13:49:34
○ 2026-03-14 09:15:22
○ 2026-03-23 21:51:00

●NSgail.ns.cloudflare.com2026-03-14 → 2026-03-23 · 3 obs

○ 2016-07-11 13:49:34
● 2026-03-14 09:15:22
● 2026-03-23 21:51:00

●NSsantino.ns.cloudflare.com2026-03-14 → 2026-03-23 · 3 obs

○ 2016-07-11 13:49:34
● 2026-03-14 09:15:22
● 2026-03-23 21:51:00

○NSsdns2.ovh.net2015-08-16 → 2016-07-11 · 4 obs

● 2015-08-16 22:07:24
● 2016-07-11 13:49:34
○ 2026-03-14 09:15:22
○ 2026-03-23 21:51:00

●A104.21.20.742026-03-14 → 2026-03-23 · 3 obs

○ 2016-07-11 13:49:34
● 2026-03-14 09:15:22
● 2026-03-23 21:51:00

●A172.67.191.2252026-03-14 → 2026-03-23 · 3 obs

○ 2016-07-11 13:49:34
● 2026-03-14 09:15:22
● 2026-03-23 21:51:00

●A2606:4700:3032::6815:144a2026-03-14 → 2026-03-23 · 3 obs

○ 2016-07-11 13:49:34
● 2026-03-14 09:15:22
● 2026-03-23 21:51:00

●A2606:4700:3034::ac43:bfe12026-03-14 → 2026-03-23 · 3 obs

○ 2016-07-11 13:49:34
● 2026-03-14 09:15:22
● 2026-03-23 21:51:00

○A94.23.153.102015-08-16 → 2016-07-11 · 4 obs

● 2015-08-16 22:07:24
● 2016-07-11 13:49:34
○ 2026-03-14 09:15:22
○ 2026-03-23 21:51:00

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	g.gtld-servers.net, l.gtld-servers.net, h.gtld-servers.net, b.gtld-servers.net...	-
doctoralberta.com	gail.ns.cloudflare.com, santino.ns.cloudflare.com	12 records

✅ Authoritative Response

Server:108.162.192.116

NS records: gail.ns.cloudflare.com, santino.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for doctoralberta.com (unsigned zone)

⏱️ Timing

Total: 193ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`104.21.20.74, 172.67.191.225`
AAAA	2	`2606:4700:3032::6815:144a, 2606:4700:3034::ac43:bfe1`
NS	2	`gail.ns.cloudflare.com, santino.ns.cloudflare.com`
TXT	2	`google-site-verification=WgHh4Vsn6nyPp-A, v=spf1 a mx a:doctoralberta.com ?all`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`
SOA	1	`gail.ns.cloudflare.com dns.cloudflare.co`

📌 Glue Records Collected

Total: 12

Out-of-bailiwick: 12 (gail.ns.cloudflare.com, gail.ns.cloudflare.com, gail.ns.cloudflare.com...)

Analysis

IP Addresses

Four IP numbers are pointed to by doctoralberta.com: 2606:4700:3032::6815:144a, 2606:4700:3034::ac43:bfe1, 104.21.20.74 and 172.67.191.225.

other host names including mypertamina.com, deronk.ru, www.falkenstein-huetten.de, (0x787878)(0x787878)x.me and classique.life share IP numbers with doctoralberta.com.

Name Servers

doctoralberta.com is delegated to two name servers gail.ns.cloudflare.com and santino.ns.cloudflare.com.

doctoralberta.com shares the same name server setup as other domains, for instance um-gorontalo.ac.id, schleiferei-nordfriesland.de, medecinbelgique.com, tidalridge.com and ufakick.global.

doctoralberta.com at least partially shares name servers with other domains, for instance pmgjob.vip, cinemaholon.org.il, wendaosf.com, atticus.ph and radiotarbiyah.net.

these name servers are commonly used alongside glen.ns.cloudflare.com.

Host names with six IP numbers:

Host name gail.ns.cloudflare.com points to: 2606:4700:50::adf5:3a74, 2803:f800:50::6ca2:c074, 2a06:98c1:50::ac40:2074, 108.162.192.116, 172.64.32.116 and 173.245.58.116.

Host name santino.ns.cloudflare.com points to: 2606:4700:58::a29f:2c01, 2803:f800:50::6ca2:c301, 2a06:98c1:50::ac40:2301, 108.162.195.1, 162.159.44.1 and 172.64.35.1.

doctoralberta.com - robtex.com