`collegeteach.com`

DNSSEC	⚠️ Not signed
A	2606:4700:3035::6815:4832^{🇺🇸 Cloudflare2606:4700:3035::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3036::ac43:af1a^{🇺🇸 Cloudflare2606:4700:3036::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.72.50^{Cloudflare104.21.64.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.175.26^{🇺🇸 Cloudflare172.67.160.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`addilyn.ns.cloudflare.com` ⭐
		A	2606:4700:50::a29f:26d9^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`addilyn.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c2d9^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`addilyn.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:22d9^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`addilyn.ns.cloudflare.com`
		A	108.162.194.217^{🇺🇸 Cloudflare108.162.194.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`addilyn.ns.cloudflare.com`
		A	162.159.38.217^{Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`addilyn.ns.cloudflare.com`
		A	172.64.34.217^{🇺🇸 Cloudflare172.64.34.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`addilyn.ns.cloudflare.com`
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`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4	104.21.72.50, 172.67.175.26
		IPv6	2606:4700:3035::6815:4832, 2606:4700:3036::ac43:af1a
SOA	`addilyn.ns.cloudflare.com`dns@cloudflare.com serial=2399478851

`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=1774480552

Same first word

collegeteach.com

Similar names

atechcollege.edu

collegecheat.com

DNS History

6 records (6 active, 0 former)

●NSaddilyn.ns.cloudflare.com2026-02-20 → 2026-03-25 · 2 obs

● 2026-02-20 21:25:50
● 2026-03-25 23:18:08

●NSsantino.ns.cloudflare.com2026-02-20 → 2026-03-25 · 2 obs

● 2026-02-20 21:25:50
● 2026-03-25 23:18:08

●A104.21.72.502026-02-20 → 2026-03-25 · 2 obs

● 2026-02-20 21:25:50
● 2026-03-25 23:18:08

●A172.67.175.262026-02-20 → 2026-03-25 · 2 obs

● 2026-02-20 21:25:50
● 2026-03-25 23:18:08

●A2606:4700:3035::6815:48322026-02-20 → 2026-03-25 · 2 obs

● 2026-02-20 21:25:50
● 2026-03-25 23:18:08

●A2606:4700:3036::ac43:af1a2026-02-20 → 2026-03-25 · 2 obs

● 2026-02-20 21:25:50
● 2026-03-25 23:18:08

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	g.gtld-servers.net, h.gtld-servers.net, i.gtld-servers.net, j.gtld-servers.net...	-
collegeteach.com	addilyn.ns.cloudflare.com, santino.ns.cloudflare.com	12 records

✅ Authoritative Response

Server:108.162.195.1

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

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for collegeteach.com (unsigned zone)

⏱️ Timing

Total: 174ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`172.67.175.26, 104.21.72.50`
AAAA	2	`2606:4700:3035::6815:4832, 2606:4700:3036::ac43:af1a`
NS	2	`addilyn.ns.cloudflare.com, santino.ns.cloudflare.com`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`
SOA	1	`addilyn.ns.cloudflare.com dns.cloudflare`

📌 Glue Records Collected

Total: 12

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

Analysis

IP Addresses

Four IP numbers are pointed to by collegeteach.com: 2606:4700:3035::6815:4832, 2606:4700:3036::ac43:af1a, 104.21.72.50 and 172.67.175.26.

other host names including doadvisor.com, www.ftnn.com.tw, aaastuc.co, richmondsquare.co.uk and leprince.com.eg share IP numbers with collegeteach.com.

Name Servers

collegeteach.com is delegated to two name servers addilyn.ns.cloudflare.com and santino.ns.cloudflare.com.

collegeteach.com shares the same name server setup as other domains, for instance positiveserver.com, swadhin.de, revolvedb.com, 10black.net and diana.com.bd.

collegeteach.com at least partially shares name servers with other domains, for instance 818jj.com, wonderllc.com, palbf.cn, lyngsoe-rainwear.com and josecarlosbarroso.com.

these name servers are often used together with cameron.ns.cloudflare.com, milan.ns.cloudflare.com, maleah.ns.cloudflare.com and khalid.ns.cloudflare.com.

Host names with six IP numbers:

Host name addilyn.ns.cloudflare.com points to: 2606:4700:50::a29f:26d9, 2803:f800:50::6ca2:c2d9, 2a06:98c1:50::ac40:22d9, 108.162.194.217, 162.159.38.217 and 172.64.34.217.

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.

collegeteach.com - robtex.com