`studentsfirstnb.com`

DNSSEC	⚠️ Not signed
A	2606:4700:3030::6815:1643^{🇺🇸 Cloudflare2606:4700:3030::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3034::ac43:cb50^{🇺🇸 Cloudflare2606:4700:3034::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.22.67^{Cloudflare104.21.16.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.203.80^{🇺🇸 Cloudflare172.67.192.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`amy.ns.cloudflare.com` ⭐
		A	2606:4700:50::adf5:3a65^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`amy.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c065^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`amy.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:2065^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`amy.ns.cloudflare.com`
		A	108.162.192.101^{🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`amy.ns.cloudflare.com`
		A	172.64.32.101^{🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`amy.ns.cloudflare.com`
		A	173.245.58.101^{🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`amy.ns.cloudflare.com`
NS	`dan.ns.cloudflare.com`
		A	2606:4700:58::adf5:3b6c^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`dan.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c16c^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`dan.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:216c^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`dan.ns.cloudflare.com`
		A	108.162.193.108^{🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`dan.ns.cloudflare.com`
		A	172.64.33.108^{🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`dan.ns.cloudflare.com`
		A	173.245.59.108^{🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`dan.ns.cloudflare.com`
MX	`route3.mx.cloudflare.net` ⭐
		A	2606:4700:f5::11^{🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route3.mx.cloudflare.net`
		A	2606:4700:f5::12^{🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route3.mx.cloudflare.net`
		A	2606:4700:f5::13^{🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route3.mx.cloudflare.net`
		A	162.159.205.23^{Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route3.mx.cloudflare.net`
		A	162.159.205.24^{Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route3.mx.cloudflare.net`
		A	162.159.205.25^{Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route3.mx.cloudflare.net`
MX	`route2.mx.cloudflare.net`⁽⁵⁷⁾
		A	2606:4700:f5::e^{🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route2.mx.cloudflare.net`
		A	2606:4700:f5::f^{🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route2.mx.cloudflare.net`
		A	2606:4700:f5::10^{🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route2.mx.cloudflare.net`
		A	162.159.205.17^{Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route2.mx.cloudflare.net`
		A	162.159.205.18^{Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route2.mx.cloudflare.net`
		A	162.159.205.19^{Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route2.mx.cloudflare.net`
MX	`route1.mx.cloudflare.net`⁽⁹³⁾
		A	2606:4700:f5::b^{🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route1.mx.cloudflare.net`
		A	2606:4700:f5::c^{🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route1.mx.cloudflare.net`
		A	2606:4700:f5::d^{🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route1.mx.cloudflare.net`
		A	162.159.205.11^{Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route1.mx.cloudflare.net`
		A	162.159.205.12^{Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route1.mx.cloudflare.net`
		A	162.159.205.13^{Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route1.mx.cloudflare.net`
TXT	`v=spf1 include:_spf.mx.cloudflare.net ~all`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4	104.21.22.67, 172.67.203.80
		IPv6	2606:4700:3030::6815:1643, 2606:4700:3034::ac43:cb50
SOA	`amy.ns.cloudflare.com`dns@cloudflare.com serial=2399387717

`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

🔒 HSTS Preload (+subdomains)

Same first word

studentsfirstnb.com

DNS History

13 records (9 active, 4 former)

●NSamy.ns.cloudflare.com2026-03-08 → 2026-03-24 · 3 obs

○ 2020-02-12 00:22:40
● 2026-03-08 00:42:52
● 2026-03-24 07:36:08

●NSdan.ns.cloudflare.com2026-03-08 → 2026-03-24 · 3 obs

○ 2020-02-12 00:22:40
● 2026-03-08 00:42:52
● 2026-03-24 07:36:08

○NSns-cloud-c1.googledomains.com2020-02-12 → 2020-02-12 · 3 obs

● 2020-02-12 00:22:40
○ 2026-03-08 00:42:52
○ 2026-03-24 07:36:08

○NSns-cloud-c2.googledomains.com2020-02-12 → 2020-02-12 · 3 obs

● 2020-02-12 00:22:40
○ 2026-03-08 00:42:52
○ 2026-03-24 07:36:08

○NSns-cloud-c3.googledomains.com2020-02-12 → 2020-02-12 · 3 obs

● 2020-02-12 00:22:40
○ 2026-03-08 00:42:52
○ 2026-03-24 07:36:08

○NSns-cloud-c4.googledomains.com2020-02-12 → 2020-02-12 · 3 obs

● 2020-02-12 00:22:40
○ 2026-03-08 00:42:52
○ 2026-03-24 07:36:08

●MXroute1.mx.cloudflare.net2026-03-08 → 2026-03-24 · 2 obs

● 2026-03-08 00:42:52
● 2026-03-24 07:36:08

●MXroute2.mx.cloudflare.net2026-03-08 → 2026-03-24 · 2 obs

● 2026-03-08 00:42:52
● 2026-03-24 07:36:08

●MXroute3.mx.cloudflare.net2026-03-08 → 2026-03-24 · 2 obs

● 2026-03-08 00:42:52
● 2026-03-24 07:36:08

●A104.21.22.672026-03-08 → 2026-03-24 · 2 obs

● 2026-03-08 00:42:52
● 2026-03-24 07:36:08

●A172.67.203.802026-03-08 → 2026-03-24 · 2 obs

● 2026-03-08 00:42:52
● 2026-03-24 07:36:08

●A2606:4700:3030::6815:16432026-03-08 → 2026-03-24 · 2 obs

● 2026-03-08 00:42:52
● 2026-03-24 07:36:08

●A2606:4700:3034::ac43:cb502026-03-08 → 2026-03-24 · 2 obs

● 2026-03-08 00:42:52
● 2026-03-24 07:36:08

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...	-
studentsfirstnb.com	amy.ns.cloudflare.com, dan.ns.cloudflare.com	12 records

✅ Authoritative Response

Server:108.162.193.108

NS records: amy.ns.cloudflare.com, dan.ns.cloudflare.com

🔒 DNSSEC Status

🔐 Secure (DNSSEC validated)

Chain of trust verified from root to domain

⏱️ Timing

Total: 226ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`172.67.203.80, 104.21.22.67`
AAAA	2	`2606:4700:3034::ac43:cb50, 2606:4700:3030::6815:1643`
NS	2	`amy.ns.cloudflare.com, dan.ns.cloudflare.com`
MX	3	`route3.mx.cloudflare.net (pri: 36), route2.mx.cloudflare.net (pri: 57)...`
TXT	1	`v=spf1 include:_spf.mx.cloudflare.net ~a`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`
SOA	1	`amy.ns.cloudflare.com dns.cloudflare.com`

📌 Glue Records Collected

Total: 12

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

Analysis

IP Addresses

Four IP numbers are pointed to by studentsfirstnb.com: 2606:4700:3030::6815:1643, 2606:4700:3034::ac43:cb50, 104.21.22.67 and 172.67.203.80.

other host names including mostbetkazakhstan.kz, (0x7868616d73746572).(0x736578)y, targetnl.org, cgctradingcards.fr and canceropole-grandouest.com share IP numbers with studentsfirstnb.com.

Name Servers

studentsfirstnb.com is delegated to two name servers amy.ns.cloudflare.com and dan.ns.cloudflare.com.

studentsfirstnb.com shares the same name server setup as other domains, for instance megaoyun.gen.tr, praetorxyn.com, mastodon.uno, chair4u.hr and starpartyhire.com.au.

studentsfirstnb.com at least partially shares name servers with other domains, for instance 18js.com, pompselectie.com, flamingodanismanlik.com, dearlottery.in and slotbonuscasinos.com.

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

Host names with six IP numbers:

Host name amy.ns.cloudflare.com points to: 2606:4700:50::adf5:3a65, 2803:f800:50::6ca2:c065, 2a06:98c1:50::ac40:2065, 108.162.192.101, 172.64.32.101 and 173.245.58.101.

Host name dan.ns.cloudflare.com points to: 2606:4700:58::adf5:3b6c, 2803:f800:50::6ca2:c16c, 2a06:98c1:50::ac40:216c, 108.162.193.108, 172.64.33.108 and 173.245.59.108.

Mail Servers

studentsfirstnb.com is handled by three mail servers: route1.mx.cloudflare.net, route2.mx.cloudflare.net and route3.mx.cloudflare.net.

studentsfirstnb.com shares some mail servers with other domains, at least partially, for instance enotfast.com, barivara.net, karoxtech.com, oveiro.ru and elhatillo.net.ve.

Host names with six IP numbers:

Host name route1.mx.cloudflare.net points to: 2606:4700:f5::b, 2606:4700:f5::c, 2606:4700:f5::d, 162.159.205.11, 162.159.205.12 and 162.159.205.13.

Host name route2.mx.cloudflare.net points to: 2606:4700:f5::e, 2606:4700:f5::f, 2606:4700:f5::10, 162.159.205.17, 162.159.205.18 and 162.159.205.19.

Host name route3.mx.cloudflare.net points to: 2606:4700:f5::11, 2606:4700:f5::12, 2606:4700:f5::13, 162.159.205.23, 162.159.205.24 and 162.159.205.25.

studentsfirstnb.com - robtex.com