`mrstud.com`

DNSSEC	⚠️ Not signed
A	2606:4700:3031::6815:2c9^{🇺🇸 Cloudflare2606:4700:3031::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3034::ac43:819d^{🇺🇸 Cloudflare2606:4700:3034::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.2.201^{Cloudflare104.21.0.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.129.157^{🇺🇸 Cloudflare172.67.128.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`violet.ns.cloudflare.com` ⭐
		A	2606:4700:50::adf5:3aed^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`violet.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c0ed^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`violet.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:20ed^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`violet.ns.cloudflare.com`
		A	108.162.192.237^{🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`violet.ns.cloudflare.com`
		A	172.64.32.237^{🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`violet.ns.cloudflare.com`
		A	173.245.58.237^{🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`violet.ns.cloudflare.com`
NS	`zeus.ns.cloudflare.com`
		A	2606:4700:58::adf5:3bf9^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`zeus.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c1f9^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`zeus.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:21f9^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`zeus.ns.cloudflare.com`
		A	108.162.193.249^{🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`zeus.ns.cloudflare.com`
		A	172.64.33.249^{🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`zeus.ns.cloudflare.com`
		A	173.245.59.249^{🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`zeus.ns.cloudflare.com`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4 hints	104.21.2.201, 172.67.129.157
		IPv6 hints	2606:4700:3031::6815:2c9, 2606:4700:3034::ac43:819d
		ECH	X25519, HKDF-SHA256 + AES-128-GCM draft, id=29, name=cloudflare-ech.com
SOA	`violet.ns.cloudflare.com`dns@cloudflare.com serial=2406449728

`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=1784605127

Same first word

mrstud.com

Similar names

stdrum.com

strdum.com

DNS History

15 records (6 active, 9 former)

○NSns.f20.com2015-05-29 → 2019-01-17 · 4 obs

● 2015-05-29 15:17:48
● 2019-01-17 21:31:36
○ 2026-03-26 04:14:34
○ 2026-07-21 04:01:26

○NSns2.f20.com2015-05-29 → 2019-01-17 · 4 obs

● 2015-05-29 15:17:48
● 2019-01-17 21:31:36
○ 2026-03-26 04:14:34
○ 2026-07-21 04:01:26

●NSviolet.ns.cloudflare.com2026-03-26 → 2026-07-21 · 3 obs

○ 2019-01-17 21:31:36
● 2026-03-26 04:14:34
● 2026-07-21 04:01:26

●NSzeus.ns.cloudflare.com2026-03-26 → 2026-07-21 · 3 obs

○ 2019-01-17 21:31:36
● 2026-03-26 04:14:34
● 2026-07-21 04:01:26

●A104.21.2.2012026-03-26 → 2026-07-21 · 5 obs

○ 2019-01-17 21:31:36
● 2026-03-26 04:14:34
○ 2026-07-10 22:16:34
● 2026-07-18 01:56:06
● 2026-07-21 04:01:26

○A108.61.41.2032015-05-29 → 2019-01-17 · 4 obs

● 2015-05-29 15:17:48
● 2019-01-17 21:31:36
○ 2026-03-26 04:14:34
○ 2026-07-21 04:01:26

●A172.67.129.1572026-03-26 → 2026-07-21 · 5 obs

○ 2019-01-17 21:31:36
● 2026-03-26 04:14:34
○ 2026-07-10 22:16:34
● 2026-07-18 01:56:06
● 2026-07-21 04:01:26

○A188.114.96.02026-07-10 → 2026-07-10 · 4 obs

○ 2026-03-26 04:14:34
● 2026-07-10 22:16:34
○ 2026-07-18 01:56:06
○ 2026-07-21 04:01:26

○A188.114.97.02026-07-10 → 2026-07-10 · 4 obs

○ 2026-03-26 04:14:34
● 2026-07-10 22:16:34
○ 2026-07-18 01:56:06
○ 2026-07-21 04:01:26

●A2606:4700:3031::6815:2c92026-06-19 → 2026-07-21 · 5 obs

○ 2026-06-15 14:55:04
● 2026-06-19 18:20:10
○ 2026-07-10 22:16:34
● 2026-07-18 01:56:06
● 2026-07-21 04:01:26

●A2606:4700:3034::ac43:819d2026-06-19 → 2026-07-21 · 5 obs

○ 2026-06-15 14:55:04
● 2026-06-19 18:20:10
○ 2026-07-10 22:16:34
● 2026-07-18 01:56:06
● 2026-07-21 04:01:26

○A2606:4700:3035::6815:2c92026-03-26 → 2026-06-15 · 5 obs

○ 2019-01-17 21:31:36
● 2026-03-26 04:14:34
● 2026-06-15 14:55:04
○ 2026-06-19 18:20:10
○ 2026-07-21 04:01:26

○A2606:4700:3036::ac43:819d2026-03-26 → 2026-06-15 · 5 obs

○ 2019-01-17 21:31:36
● 2026-03-26 04:14:34
● 2026-06-15 14:55:04
○ 2026-06-19 18:20:10
○ 2026-07-21 04:01:26

○A2a06:98c1:3120::2026-07-10 → 2026-07-10 · 4 obs

○ 2026-03-26 04:14:34
● 2026-07-10 22:16:34
○ 2026-07-18 01:56:06
○ 2026-07-21 04:01:26

○A2a06:98c1:3121::2026-07-10 → 2026-07-10 · 4 obs

○ 2026-03-26 04:14:34
● 2026-07-10 22:16:34
○ 2026-07-18 01:56:06
○ 2026-07-21 04:01:26

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	g.gtld-servers.net, l.gtld-servers.net, d.gtld-servers.net, c.gtld-servers.net...	-
mrstud.com	violet.ns.cloudflare.com, zeus.ns.cloudflare.com	12 records

✅ Authoritative Response

Server:108.162.193.249

NS records: violet.ns.cloudflare.com, zeus.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for mrstud.com (unsigned zone)

⏱️ Timing

Total: 356ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`172.67.129.157, 104.21.2.201`
AAAA	2	`2606:4700:3031::6815:2c9, 2606:4700:3034::ac43:819d`
NS	2	`violet.ns.cloudflare.com, zeus.ns.cloudflare.com`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`
SOA	1	`violet.ns.cloudflare.com dns.cloudflare.`

📌 Glue Records Collected

Total: 12

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

Analysis

IP Addresses

mrstud.com has four IP addresses: 104.21.2.201, 172.67.129.157, 2606:4700:3031::6815:2c9 and 2606:4700:3034::ac43:819d.

www.chatiw.in, usmarriagelaws.com, iguchi-hinyoki.com plus two other host names have IP numbers in common with mrstud.com.

Name Servers

mrstud.com uses two name servers for its delegation: violet.ns.cloudflare.com and zeus.ns.cloudflare.com.

The name server configuration of mrstud.com is shared with other domains, for instance download(0x706f726e)o.com, (0x706f726e)ostarsorgy.com, torontoskylightservices.ca and two others.

mrstud.com has at least partial name server overlap with other domains, such as hyravintulomexiqe.com, ardnahoo.com, hc4v.org and two others.

It is common to see these name servers used together with name servers reese.ns.cloudflare.com and ace.ns.cloudflare.com.

Hosts with 6 IP addresses each:

Hostname violet.ns.cloudflare.com directs to 108.162.192.237, 172.64.32.237 and 173.245.58.237 along with 3 other IP addresses.

Hostname zeus.ns.cloudflare.com directs to 108.162.193.249, 172.64.33.249 and 173.245.59.249 along with 3 other IP addresses.

mrstud.com - robtex.com

mrstud.com

com

Same first word

Similar names

DNS History

🔍 DNS Trace

📋 Delegation Chain

✅ Authoritative Response

🔒 DNSSEC Status

⏱️ Timing

📄 Records

📌 Glue Records Collected

Analysis

IP Addresses

Name Servers

`mrstud.com`

`com`