`masters-college.com`

DNSSEC	⚠️ Not signed
A	2606:4700:3033::6815:4c93^{🇺🇸 Cloudflare2606:4700:3033::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3037::ac43:c43e^{🇺🇸 Cloudflare2606:4700:3037::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.76.147^{Cloudflare104.21.64.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.196.62^{🇺🇸 Cloudflare172.67.192.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`ines.ns.cloudflare.com` ⭐
		A	2606:4700:50::adf5:3aa4^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`ines.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c0a4^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`ines.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:20a4^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`ines.ns.cloudflare.com`
		A	108.162.192.164^{🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`ines.ns.cloudflare.com`
		A	172.64.32.164^{🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`ines.ns.cloudflare.com`
		A	173.245.58.164^{🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`ines.ns.cloudflare.com`
NS	`lennon.ns.cloudflare.com`
		A	2606:4700:58::a29f:2ca5^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`lennon.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c3a5^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`lennon.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:23a5^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`lennon.ns.cloudflare.com`
		A	108.162.195.165^{🇺🇸 Cloudflare108.162.195.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`lennon.ns.cloudflare.com`
		A	162.159.44.165^{Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`lennon.ns.cloudflare.com`
		A	172.64.35.165^{🇺🇸 Cloudflare172.64.35.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`lennon.ns.cloudflare.com`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4 hints	104.21.76.147, 172.67.196.62
		IPv6 hints	2606:4700:3033::6815:4c93, 2606:4700:3037::ac43:c43e
		ECH	X25519, HKDF-SHA256 + AES-128-GCM draft, id=74, name=cloudflare-ech.com
SOA	`ines.ns.cloudflare.com`dns@cloudflare.com serial=2401379573

`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=1775942647

Subdomains

www.masters-college.com

Same first word

masters-college.com

DNS History

13 records (6 active, 7 former)

●NSines.ns.cloudflare.com2026-02-28 → 2026-04-11 · 3 obs

○ 2017-02-03 17:57:30
● 2026-02-28 09:15:06
● 2026-04-11 21:35:54

●NSlennon.ns.cloudflare.com2026-02-28 → 2026-04-11 · 3 obs

○ 2017-02-03 17:57:30
● 2026-02-28 09:15:06
● 2026-04-11 21:35:54

○NSns65.1und1.de2015-07-22 → 2017-02-03 · 4 obs

● 2015-07-22 21:17:20
● 2017-02-03 17:57:30
○ 2026-02-28 09:15:06
○ 2026-04-11 21:35:54

○NSns66.1und1.de2015-07-22 → 2017-02-03 · 4 obs

● 2015-07-22 21:17:20
● 2017-02-03 17:57:30
○ 2026-02-28 09:15:06
○ 2026-04-11 21:35:54

○MXmx00.kundenserver.de2015-07-22 → 2017-02-03 · 4 obs

● 2015-07-22 21:17:20
● 2017-02-03 17:57:30
○ 2026-02-28 09:15:06
○ 2026-04-11 21:35:54

○MXmx01.kundenserver.de2015-07-22 → 2017-02-03 · 4 obs

● 2015-07-22 21:17:20
● 2017-02-03 17:57:30
○ 2026-02-28 09:15:06
○ 2026-04-11 21:35:54

●A104.21.76.1472026-02-28 → 2026-04-11 · 6 obs

○ 2017-02-03 17:57:30
● 2026-02-28 09:15:06
● 2026-03-05 23:51:38
○ 2026-03-07 06:19:52
● 2026-03-08 18:52:18
● 2026-04-11 21:35:54

○A172.64.80.12026-03-07 → 2026-03-07 · 4 obs

○ 2026-03-05 23:51:38
● 2026-03-07 06:19:52
○ 2026-03-08 18:52:18
○ 2026-04-11 21:35:54

●A172.67.196.622026-02-28 → 2026-04-11 · 6 obs

○ 2017-02-03 17:57:30
● 2026-02-28 09:15:06
● 2026-03-05 23:51:38
○ 2026-03-07 06:19:52
● 2026-03-08 18:52:18
● 2026-04-11 21:35:54

○A217.160.123.92017-02-03 → 2017-02-03 · 4 obs

○ 2016-06-27 20:23:16
● 2017-02-03 17:57:30
○ 2026-02-28 09:15:06
○ 2026-04-11 21:35:54

●A2606:4700:3033::6815:4c932026-02-28 → 2026-04-11 · 3 obs

○ 2017-02-03 17:57:30
● 2026-02-28 09:15:06
● 2026-04-11 21:35:54

●A2606:4700:3037::ac43:c43e2026-02-28 → 2026-04-11 · 3 obs

○ 2017-02-03 17:57:30
● 2026-02-28 09:15:06
● 2026-04-11 21:35:54

○A82.165.236.1462015-07-22 → 2016-06-27 · 4 obs

● 2015-07-22 21:17:20
● 2016-06-27 20:23:16
○ 2017-02-03 17:57:30
○ 2026-04-11 21:35:54

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	g.gtld-servers.net, b.gtld-servers.net, k.gtld-servers.net, l.gtld-servers.net...	-
masters-college.com	ines.ns.cloudflare.com, lennon.ns.cloudflare.com	12 records

✅ Authoritative Response

Server:108.162.195.165

NS records: ines.ns.cloudflare.com, lennon.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for masters-college.com (unsigned zone)

⏱️ Timing

Total: 253ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`172.67.196.62, 104.21.76.147`
AAAA	2	`2606:4700:3037::ac43:c43e, 2606:4700:3033::6815:4c93`
NS	2	`ines.ns.cloudflare.com, lennon.ns.cloudflare.com`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`
SOA	1	`ines.ns.cloudflare.com dns.cloudflare.co`

📌 Glue Records Collected

Total: 12

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

Analysis

Hierarchy

masters-college.com is a parent of www.masters-college.com.

IP Addresses

masters-college.com points to four IP numbers: 2606:4700:3033::6815:4c93, 2606:4700:3037::ac43:c43e, 104.21.76.147 and 172.67.196.62.

Other host names, for instance server.hondata.com, collapsifornia.com, clever.com.pt, song4u.ir and www.dreamdestinations.ro share IP numbers with masters-college.com.

Name Servers

Delegation for masters-college.com rests with two name servers, ines.ns.cloudflare.com and lennon.ns.cloudflare.com.

masters-college.com shares the same name server setup as other domains, including grxswap.io, sibelius.cl, grovetoken.com, newssides.com and grovecoin.io.

masters-college.com at least partially shares name servers with other domains, for instance jawalexus.com, boycotttobacco.com, viajemos.com.hn, cgnova.com and 4481144.com.

These name servers are commonly used alongside alina.ns.cloudflare.com, ray.ns.cloudflare.com, mona.ns.cloudflare.com and gordon.ns.cloudflare.com.

Host names with six IP numbers: ines.ns.cloudflare.com points to: 2606:4700:50::adf5:3aa4, 2803:f800:50::6ca2:c0a4, 2a06:98c1:50::ac40:20a4, 108.162.192.164, 172.64.32.164 and 173.245.58.164. lennon.ns.cloudflare.com points to: 2606:4700:58::a29f:2ca5, 2803:f800:50::6ca2:c3a5, 2a06:98c1:50::ac40:23a5, 108.162.195.165, 162.159.44.165 and 172.64.35.165.

masters-college.com - robtex.com