`studentsfirst.us`

DNSSEC	⚠️ Not signed
A	2606:4700:3035::6815:53fe^{🇺🇸 Cloudflare2606:4700:3035::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3037::ac43:b805^{🇺🇸 Cloudflare2606:4700:3037::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.83.254^{Cloudflare104.21.80.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.184.5^{🇺🇸 Cloudflare172.67.176.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`adel.ns.cloudflare.com` ⭐
		A	2606:4700:50::adf5:3a37^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`adel.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c037^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`adel.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:2037^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`adel.ns.cloudflare.com`
		A	108.162.192.55^{🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`adel.ns.cloudflare.com`
		A	172.64.32.55^{🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`adel.ns.cloudflare.com`
		A	173.245.58.55^{🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`adel.ns.cloudflare.com`
NS	`dane.ns.cloudflare.com`
		A	2606:4700:58::adf5:3b61^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`dane.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c161^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`dane.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:2161^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`dane.ns.cloudflare.com`
		A	108.162.193.97^{🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`dane.ns.cloudflare.com`
		A	172.64.33.97^{🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`dane.ns.cloudflare.com`
		A	173.245.59.97^{🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`dane.ns.cloudflare.com`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4	104.21.83.254, 172.67.184.5
		IPv6	2606:4700:3035::6815:53fe, 2606:4700:3037::ac43:b805
SOA	`adel.ns.cloudflare.com`dns@cloudflare.com serial=2396651126

`us`

	DNSSEC	🔒 Signed (DS record present)
	NS	`a.cctld.us` ⭐
	NS	`b.cctld.us`
	NS	`f.cctld.us`
	NS	`k.cctld.us`
	NS	`m.cctld.us`
	NS	`n.cctld.us`
	NS	`w.cctld.us`
	NS	`x.cctld.us`
	NS	`y.cctld.us`
	SOA	`a.cctld.us`admin@tldns.godaddy serial=1773555288

WOT: UNKNOWN (74/100)

Same first word

studentsfirst.lk

studentsfirst.org

studentsfirst.us

DNS History

11 records (6 active, 5 former)

●NSadel.ns.cloudflare.com2026-02-15 → 2026-03-23 · 3 obs

○ 2020-04-10 01:39:40
● 2026-02-15 10:34:52
● 2026-03-23 17:05:18

●NSdane.ns.cloudflare.com2026-02-15 → 2026-03-23 · 3 obs

○ 2020-04-10 01:39:40
● 2026-02-15 10:34:52
● 2026-03-23 17:05:18

○NSdns1.registrar-servers.com2016-07-17 → 2016-07-17 · 3 obs

● 2016-07-17 00:31:58
○ 2020-04-10 01:39:40
○ 2026-03-23 17:05:18

○NSdns2.registrar-servers.com2016-07-17 → 2016-07-17 · 3 obs

● 2016-07-17 00:31:58
○ 2020-04-10 01:39:40
○ 2026-03-23 17:05:18

○NSnsa.dfyav.info2020-04-10 → 2020-04-10 · 4 obs

○ 2016-07-17 00:31:58
● 2020-04-10 01:39:40
○ 2026-02-15 10:34:52
○ 2026-03-23 17:05:18

○NSnsb.dfyav.info2020-04-10 → 2020-04-10 · 4 obs

○ 2016-07-17 00:31:58
● 2020-04-10 01:39:40
○ 2026-02-15 10:34:52
○ 2026-03-23 17:05:18

●A104.21.83.2542026-02-15 → 2026-03-23 · 3 obs

○ 2020-04-10 01:39:40
● 2026-02-15 10:34:52
● 2026-03-23 17:05:18

●A172.67.184.52026-02-15 → 2026-03-23 · 3 obs

○ 2020-04-10 01:39:40
● 2026-02-15 10:34:52
● 2026-03-23 17:05:18

○A206.217.142.1042020-04-10 → 2020-04-10 · 3 obs

● 2020-04-10 01:39:40
○ 2026-02-15 10:34:52
○ 2026-03-23 17:05:18

●A2606:4700:3035::6815:53fe2026-02-15 → 2026-03-23 · 3 obs

○ 2020-04-10 01:39:40
● 2026-02-15 10:34:52
● 2026-03-23 17:05:18

●A2606:4700:3037::ac43:b8052026-02-15 → 2026-03-23 · 3 obs

○ 2020-04-10 01:39:40
● 2026-02-15 10:34:52
● 2026-03-23 17:05:18

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
us	f.cctld.us, m.cctld.us, b.cctld.us, x.cctld.us...	-
studentsfirst.us	adel.ns.cloudflare.com, dane.ns.cloudflare.com	-

✅ Authoritative Response

Server:108.162.192.55

NS records: adel.ns.cloudflare.com, dane.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for studentsfirst.us (unsigned zone)

⏱️ Timing

Total: 2297ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`172.67.184.5, 104.21.83.254`
AAAA	2	`2606:4700:3035::6815:53fe, 2606:4700:3037::ac43:b805`
NS	2	`adel.ns.cloudflare.com, dane.ns.cloudflare.com`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`
SOA	1	`adel.ns.cloudflare.com dns.cloudflare.co`

Analysis

IP Addresses

studentsfirst.us maps to four IP numbers: 2606:4700:3035::6815:53fe, 2606:4700:3037::ac43:b805, 104.21.83.254 and 172.67.184.5.

Other host names such as runhefood.com, www.samarasolar.ru, solvia2026partners.digital, ma-info.com and ecfvp.org share IPs with studentsfirst.us.

Name Servers

Two name servers adel.ns.cloudflare.com and dane.ns.cloudflare.com handle the delegation for studentsfirst.us.

studentsfirst.us shares the same name server setup as other domains, for example agroakvaresurs.com.ua, hellocorner.com.tw, cadrenoirmontsaintmichel.fr, modapks.in and emy-life.com.

studentsfirst.us at least partially shares name servers with other domains, for example hz88zh.com, clubamericafansclub.com, fotokolay.com, magnesiasports.gr and absoluteoffice.ie.

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

Host names with six IP numbers:

adel.ns.cloudflare.com points to 2606:4700:50::adf5:3a37, 2803:f800:50::6ca2:c037, 2a06:98c1:50::ac40:2037, 108.162.192.55, 172.64.32.55 and 173.245.58.55.

dane.ns.cloudflare.com points to 2606:4700:58::adf5:3b61, 2803:f800:50::6ca2:c161, 2a06:98c1:50::ac40:2161, 108.162.193.97, 172.64.33.97 and 173.245.59.97.

studentsfirst.us - robtex.com