drstudents.com - dns.ninja

`drstudents.com`

DNSSEC	⚠️ Not signed
A	76.76.21.21^{🇺🇸 Amazon76.76.21.0/24 EC2 Prefix}
NS	`carioca.ns.cloudflare.com` ⭐
		A	2606:4700:50::a29f:2614^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`carioca.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c214^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`carioca.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:2214^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`carioca.ns.cloudflare.com`
		A	108.162.194.20^{🇺🇸 Cloudflare108.162.194.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`carioca.ns.cloudflare.com`
		A	162.159.38.20^{Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`carioca.ns.cloudflare.com`
		A	172.64.34.20^{🇺🇸 Cloudflare172.64.34.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`carioca.ns.cloudflare.com`
NS	`quentin.ns.cloudflare.com`
		A	2606:4700:58::a29f:2c07^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`quentin.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c307^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`quentin.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:2307^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`quentin.ns.cloudflare.com`
		A	108.162.195.7^{🇺🇸 Cloudflare108.162.195.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`quentin.ns.cloudflare.com`
		A	162.159.44.7^{Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`quentin.ns.cloudflare.com`
		A	172.64.35.7^{🇺🇸 Cloudflare172.64.35.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`quentin.ns.cloudflare.com`
MX	`aspmx.l.google.com` ⭐
		A	2607:f8b0:4004:c1b::1a^{🇺🇸 Google2607:f8b0:4004::/48}
			PTR	`wv-in-f26.1e100.net`
		A	142.251.167.26^{🇺🇸 Google142.251.167.0/24}
			PTR	`ww-in-f26.1e100.net`
MX	`alt1.aspmx.l.google.com`⁽⁵⁾
		A	2800:3f0:4003:c0f::1b^{🇨🇱 Google2800:3f0:4003::/48}
		A	108.177.123.26^{🇺🇸 Google108.177.123.0/24}
			PTR	`lcscld-in-f26.1e100.net`
MX	`alt2.aspmx.l.google.com`⁽⁵⁾
		A	2a00:1450:400b:c02::1a^{🇮🇪 Google2a00:1450:400b::/48}
			PTR	`dj-in-f26.1e100.net`
		A	172.253.116.26^{🇺🇸 Google172.253.116.0/24}
			PTR	`dj-in-f26.1e100.net`
MX	`alt3.aspmx.l.google.com`⁽¹⁰⁾
		A	2a00:1450:4009:c0f::1b^{🇬🇧 Google2a00:1450:4009::/48}
			PTR	`yulhrs-in-f27.1e100.net`
		A	192.178.223.27^{🇺🇸 Google192.178.223.0/24}
			PTR	`yulhrs-in-f27.1e100.net`
MX	`alt4.aspmx.l.google.com`⁽¹⁰⁾
		A	2a00:1450:400c:c23::1a^{🇧🇪 Google2a00:1450:400c::/48}
			PTR	`yubrupd-in-f26.1e100.net`
		A	172.253.157.26^{🇺🇸 Google172.253.0.0/16}
			PTR	`yubrupd-in-f26.1e100.net`
TXT	`T8338920`
TXT	`google-site-verification=5szfhvPeAU_h1iSLd74UBE22YVCOMSiTCWEKBdOUPGM`
TXT	`v=spf1 include:secureserver.net -all`
SOA	`carioca.ns.cloudflare.com`dns@cloudflare.com serial=2410764200

`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=1786157919

Same first word

drstudents.com

drstudents.org

Similar names

trusteddns.net

trusteddns.com

DNS History

16 records (8 active, 8 former)

●NScarioca.ns.cloudflare.com2026-07-11 → 2026-08-08 · 3 obs

○ 2026-03-29 02:15:52
● 2026-07-11 15:00:30
● 2026-08-08 03:18:50

○NSlloyd.ns.cloudflare.com2026-03-22 → 2026-03-29 · 5 obs

○ 2026-03-10 05:21:32
● 2026-03-22 16:34:58
● 2026-03-29 02:15:52
○ 2026-07-11 15:00:30
○ 2026-08-08 03:18:50

○NSmaya.ns.cloudflare.com2026-03-22 → 2026-03-29 · 5 obs

○ 2026-03-10 05:21:32
● 2026-03-22 16:34:58
● 2026-03-29 02:15:52
○ 2026-07-11 15:00:30
○ 2026-08-08 03:18:50

○NSns1.vercel-dns.com2026-03-09 → 2026-03-10 · 4 obs

● 2026-03-09 18:36:56
● 2026-03-10 05:21:32
○ 2026-03-22 16:34:58
○ 2026-08-08 03:18:50

○NSns2.vercel-dns.com2026-03-09 → 2026-03-10 · 4 obs

● 2026-03-09 18:36:56
● 2026-03-10 05:21:32
○ 2026-03-22 16:34:58
○ 2026-08-08 03:18:50

●NSquentin.ns.cloudflare.com2026-07-11 → 2026-08-08 · 3 obs

○ 2026-03-29 02:15:52
● 2026-07-11 15:00:30
● 2026-08-08 03:18:50

●MXalt1.aspmx.l.google.com2026-07-11 → 2026-08-08 · 2 obs

● 2026-07-11 15:00:30
● 2026-08-08 03:18:50

●MXalt2.aspmx.l.google.com2026-07-11 → 2026-08-08 · 2 obs

● 2026-07-11 15:00:30
● 2026-08-08 03:18:50

●MXalt3.aspmx.l.google.com2026-07-11 → 2026-08-08 · 2 obs

● 2026-07-11 15:00:30
● 2026-08-08 03:18:50

●MXalt4.aspmx.l.google.com2026-07-11 → 2026-08-08 · 2 obs

● 2026-07-11 15:00:30
● 2026-08-08 03:18:50

●MXaspmx.l.google.com2026-07-11 → 2026-08-08 · 2 obs

● 2026-07-11 15:00:30
● 2026-08-08 03:18:50

○A216.198.79.12026-03-22 → 2026-03-29 · 5 obs

○ 2026-03-10 05:21:32
● 2026-03-22 16:34:58
● 2026-03-29 02:15:52
○ 2026-07-11 15:00:30
○ 2026-08-08 03:18:50

○A216.198.79.652026-03-10 → 2026-03-10 · 4 obs

○ 2026-03-09 18:36:56
● 2026-03-10 05:21:32
○ 2026-03-22 16:34:58
○ 2026-08-08 03:18:50

○A64.29.17.12026-03-09 → 2026-03-10 · 4 obs

● 2026-03-09 18:36:56
● 2026-03-10 05:21:32
○ 2026-03-22 16:34:58
○ 2026-08-08 03:18:50

○A64.29.17.652026-03-09 → 2026-03-09 · 3 obs

● 2026-03-09 18:36:56
○ 2026-03-10 05:21:32
○ 2026-08-08 03:18:50

●A76.76.21.212026-03-22 → 2026-08-08 · 3 obs

○ 2026-03-10 05:21:32
● 2026-03-22 16:34:58
● 2026-08-08 03:18:50

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	b.gtld-servers.net, d.gtld-servers.net, f.gtld-servers.net, c.gtld-servers.net...	-
drstudents.com	carioca.ns.cloudflare.com, quentin.ns.cloudflare.com	12 records

✅ Authoritative Response

Server:108.162.195.7

NS records: carioca.ns.cloudflare.com, quentin.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for drstudents.com (unsigned zone)

⏱️ Timing

Total: 377ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`76.76.21.21`
NS	2	`carioca.ns.cloudflare.com, quentin.ns.cloudflare.com`
MX	5	`aspmx.l.google.com (pri: 0), alt3.aspmx.l.google.com (pri: 10)...`
TXT	3	`T8338920, google-site-verification=5szfhvPeAU_h1iS...`
SOA	1	`carioca.ns.cloudflare.com dns.cloudflare`

📌 Glue Records Collected

Total: 12

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

Analysis

IP Addresses

drstudents.com points to a single IP number: 76.76.21.21.

Additional host names — fortuneexpresstntogo.com, gainesvilleledger.com, plutocracy.io and two others — share IP numbers with drstudents.com.

Name Servers

DNS delegation for drstudents.com points to two name servers: carioca.ns.cloudflare.com and quentin.ns.cloudflare.com.

drstudents.com shares its name server setup with other domains, including mathost.eu, inforadhe.com, spingeniecasino.es and two others.

drstudents.com partially shares its NS delegation with several other domains, including 0970338.com, poawhecoothoan.net, silvenconsulting.co.uk and two others.

These name servers regularly co-occur with the name servers lia.ns.cloudflare.com, princess.ns.cloudflare.com and sri.ns.cloudflare.com.

Host names with 6 IP numbers:

carioca.ns.cloudflare.com has IP addresses 108.162.194.20, 162.159.38.20 and 172.64.34.20, plus 3 other.

quentin.ns.cloudflare.com has IP addresses 108.162.195.7, 162.159.44.7 and 172.64.35.7, plus 3 other.

Mail Servers

Mail for drstudents.com is handled by five mail servers, namely aspmx.l.google.com, alt1.aspmx.l.google.com, alt2.aspmx.l.google.com and two others.

drstudents.com shares mail servers — at least in part — with other domains, including aerationsplusla.com, rangetelecom.com, voluzi.com and two others.

These mail servers are frequently used alongside mail servers alt3.aspmx.l.google.com, alt4.aspmx.l.google.com, aspmx2.googlemail.com and 3 other.

Host names with two IP numbers:

aspmx.l.google.com has two IP addresses: 142.251.167.26 and 2607:f8b0:4004:c1b::1a.

alt1.aspmx.l.google.com has two IP addresses: 108.177.123.26 and 2800:3f0:4003:c0f::1b.

alt2.aspmx.l.google.com has two IP addresses: 172.253.116.26 and 2a00:1450:400b:c02::1a.

alt3.aspmx.l.google.com has two IP addresses: 192.178.223.27 and 2a00:1450:4009:c0f::1b.

alt4.aspmx.l.google.com has two IP addresses: 172.253.157.26 and 2a00:1450:400c:c23::1a.