`mentorscreen.com`

DNSSEC	⚠️ Not signed
A	2600:1f18:4ae:c605:dd5d:b838:5816:d7fb^{🇺🇸 Amazon2600:1f18::/35 AMAZON EC2 IAD prefix}
A	2600:1f18:4ae:c606:78d4:4260:db4e:aeee^{🇺🇸 Amazon2600:1f18::/35 AMAZON EC2 IAD prefix}
A	13.223.25.84^{🇺🇸 Amazon13.216.0.0/13 EC2 IAD prefix}
A	54.243.117.197^{🇺🇸 Amazon54.242.0.0/15 EC2 IAD prefix}
NS	`ns1.namebrightdns.com` ⭐
		A	2600:1f18:683a:ae1a:8c4:68b9:44b4:20ca^{🇺🇸 Amazon2600:1f18:6000::/35 AMAZON EC2 IAD prefix}
		A	2600:1f18:683a:ae1a:a4a8:3a31:f20c:1789^{🇺🇸 Amazon2600:1f18:6000::/35 AMAZON EC2 IAD prefix}
		A	2600:1f18:683a:ae1b:9f93:5946:9845:461^{🇺🇸 Amazon2600:1f18:6000::/35 AMAZON EC2 IAD prefix}
		A	2600:1f18:683a:ae1b:d02d:c923:c480:4c8f^{🇺🇸 Amazon2600:1f18:6000::/35 AMAZON EC2 IAD prefix}
		A	34.229.9.192^{🇺🇸 Amazon34.224.0.0/12 EC2 Region prefix}
			PTR	`ec2-34-229-9-192.compute-1.amazonaws.com`
		A	54.90.249.67^{🇺🇸 Amazon54.90.0.0/15 EC2 IAD prefix}
			PTR	`ec2-54-90-249-67.compute-1.amazonaws.com`
		A	54.159.91.195^{🇺🇸 Amazon54.156.0.0/14 EC2 IAD prefix}
			PTR	`ec2-54-159-91-195.compute-1.amazonaws.com`
NS	`nsg1.namebrightdns.com`
		A	2600:1f18:683a:ae1a:6d5b:7ab3:7079:ee9^{🇺🇸 Amazon2600:1f18:6000::/35 AMAZON EC2 IAD prefix}
		A	2600:1f18:683a:ae1a:894e:779f:a1ca:3cf5^{🇺🇸 Amazon2600:1f18:6000::/35 AMAZON EC2 IAD prefix}
		A	2600:1f18:683a:ae1a:cd02:90c0:ff4b:7205^{🇺🇸 Amazon2600:1f18:6000::/35 AMAZON EC2 IAD prefix}
		A	2600:1f18:683a:ae1a:e5a9:8ee2:a408:496a^{🇺🇸 Amazon2600:1f18:6000::/35 AMAZON EC2 IAD prefix}
		A	2600:1f18:683a:ae1b:9806:d504:f0e4:26c^{🇺🇸 Amazon2600:1f18:6000::/35 AMAZON EC2 IAD prefix}
		A	3.85.217.230^{🇺🇸 Amazon3.80.0.0/12 EC2 IAD prefix}
			PTR	`ec2-3-85-217-230.compute-1.amazonaws.com`
		A	18.209.103.186^{🇺🇸 Amazon18.208.0.0/13 EC2 IAD prefix}
			PTR	`ec2-18-209-103-186.compute-1.amazonaws.com`
		A	44.220.149.224^{🇺🇸 Amazon44.192.0.0/11 EC2 IAD prefix}
			PTR	`ec2-44-220-149-224.compute-1.amazonaws.com`
		A	98.84.104.11^{🇺🇸 Amazon98.80.0.0/13 EC2 IAD Prefix}
			PTR	`ec2-98-84-104-11.compute-1.amazonaws.com`
NS	`nsg2.namebrightdns.com`
		A	2600:1f18:683a:ae1b:ada6:cbfa:853a:392d^{🇺🇸 Amazon2600:1f18:6000::/35 AMAZON EC2 IAD prefix}
		A	2600:1f18:683a:ae1b:b66b:fa5e:7fd6:63da^{🇺🇸 Amazon2600:1f18:6000::/35 AMAZON EC2 IAD prefix}
		A	2600:1f18:683a:ae1b:fb1b:6e00:ce50:d804^{🇺🇸 Amazon2600:1f18:6000::/35 AMAZON EC2 IAD prefix}
		A	3.89.209.21^{🇺🇸 Amazon3.80.0.0/12 EC2 IAD prefix}
			PTR	`ec2-3-89-209-21.compute-1.amazonaws.com`
		A	34.203.199.171^{🇺🇸 Amazon34.192.0.0/12 EC2 IAD prefix}
			PTR	`ec2-34-203-199-171.compute-1.amazonaws.com`
		A	54.84.18.193^{🇺🇸 Amazon54.84.0.0/15 EC2 IAD prefix}
			PTR	`ec2-54-84-18-193.compute-1.amazonaws.com`
		A	54.87.153.189^{🇺🇸 Amazon54.87.0.0/16 EC2 IAD prefix}
			PTR	`ec2-54-87-153-189.compute-1.amazonaws.com`
TXT	`v=spf1 -all`
TXT	`afternic-verification-G9G3tM8T8EwEizzPzjGJWF`
SOA	`ns1.namebrightdns.com`dns@namebright.com 2026-03-28 #1

`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=1774743127

Subdomains

mail.mentorscreen.com

Same first word

mentorscreen.com

DNS History

15 records (7 active, 8 former)

○NSns1.linode.com2017-11-12 → 2017-11-12 · 3 obs

● 2017-11-12 08:40:46
○ 2026-03-26 18:50:04
○ 2026-03-29 00:23:56

●NSns1.namebrightdns.com2026-03-26 → 2026-03-29 · 3 obs

○ 2017-11-12 08:40:46
● 2026-03-26 18:50:04
● 2026-03-29 00:23:56

○NSns2.linode.com2017-11-12 → 2017-11-12 · 3 obs

● 2017-11-12 08:40:46
○ 2026-03-26 18:50:04
○ 2026-03-29 00:23:56

○NSns3.linode.com2017-11-12 → 2017-11-12 · 3 obs

● 2017-11-12 08:40:46
○ 2026-03-26 18:50:04
○ 2026-03-29 00:23:56

○NSns4.linode.com2017-11-12 → 2017-11-12 · 3 obs

● 2017-11-12 08:40:46
○ 2026-03-26 18:50:04
○ 2026-03-29 00:23:56

○NSns5.linode.com2017-11-12 → 2017-11-12 · 3 obs

● 2017-11-12 08:40:46
○ 2026-03-26 18:50:04
○ 2026-03-29 00:23:56

●NSnsg1.namebrightdns.com2026-03-26 → 2026-03-29 · 3 obs

○ 2017-11-12 08:40:46
● 2026-03-26 18:50:04
● 2026-03-29 00:23:56

●NSnsg2.namebrightdns.com2026-03-26 → 2026-03-29 · 3 obs

○ 2017-11-12 08:40:46
● 2026-03-26 18:50:04
● 2026-03-29 00:23:56

○MXmail.mentorscreen.com2017-11-12 → 2017-11-12 · 3 obs

● 2017-11-12 08:40:46
○ 2026-03-26 18:50:04
○ 2026-03-29 00:23:56

●A13.223.25.842026-03-26 → 2026-03-29 · 3 obs

○ 2017-11-12 08:40:46
● 2026-03-26 18:50:04
● 2026-03-29 00:23:56

●A2600:1f18:4ae:c605:dd5d:b838:5816:d7fb2026-03-26 → 2026-03-29 · 3 obs

○ 2017-11-12 08:40:46
● 2026-03-26 18:50:04
● 2026-03-29 00:23:56

●A2600:1f18:4ae:c606:78d4:4260:db4e:aeee2026-03-26 → 2026-03-29 · 3 obs

○ 2017-11-12 08:40:46
● 2026-03-26 18:50:04
● 2026-03-29 00:23:56

○A2600:3c01::f03c:91ff:fe0f:4c5b2017-11-12 → 2017-11-12 · 3 obs

● 2017-11-12 08:40:46
○ 2026-03-26 18:50:04
○ 2026-03-29 00:23:56

○A45.79.104.532017-11-12 → 2017-11-12 · 3 obs

● 2017-11-12 08:40:46
○ 2026-03-26 18:50:04
○ 2026-03-29 00:23:56

●A54.243.117.1972026-03-26 → 2026-03-29 · 3 obs

○ 2017-11-12 08:40:46
● 2026-03-26 18:50:04
● 2026-03-29 00:23:56

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	l.gtld-servers.net, j.gtld-servers.net, h.gtld-servers.net, d.gtld-servers.net...	-
mentorscreen.com	nsg1.namebrightdns.com, nsg2.namebrightdns.com	16 records

✅ Authoritative Response

Server:18.209.103.186

NS records: nsg1.namebrightdns.com, nsg2.namebrightdns.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for mentorscreen.com (unsigned zone)

⏱️ Timing

Total: 146ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`54.243.117.197, 13.223.25.84`
AAAA	2	`2600:1f18:4ae:c605:dd5d:b838:5816:d7fb, 2600:1f18:4ae:c606:78d4:4260:db4e:aeee`
NS	2	`nsg2.namebrightdns.com, nsg1.namebrightdns.com`
TXT	2	`afternic-verification-G9G3tM8T8EwEizzPzj, v=spf1 -all`
SOA	1	`ns1.namebrightdns.com dns.namebright.com`

📌 Glue Records Collected

Total: 16

Out-of-bailiwick: 16 (nsg1.namebrightdns.com, nsg1.namebrightdns.com, nsg1.namebrightdns.com...)

Analysis

Hierarchy

mentorscreen.com is a parent of mail.mentorscreen.com.

IP Addresses

mentorscreen.com resolves to four IPs: 2600:1f18:4ae:c605:dd5d:b838:5816:d7fb, 2600:1f18:4ae:c606:78d4:4260:db4e:aeee, 13.223.25.84 and 54.243.117.197.

Other host names such as itatpro.com, mx.projectfiftytwo.com, xreen.com, qhzxw.com and 35.230.25.8.res.dyn.sal.fibrant.com share IP numbers with mentorscreen.com.

Name Servers

mentorscreen.com is delegated to three name servers: ns1.namebrightdns.com, nsg1.namebrightdns.com and nsg2.namebrightdns.com.

At least part of the name servers for mentorscreen.com are shared with other domains, for instance dasmoon.com, discoveryen.com, congtymay.com, presskg.com and www.21csi.com.

These name servers are often used together with ns2.namebrightdns.com, domain-for-sale.hugedomainsdns.com and forsale.hugedomainsdns.com.

Host names with nine IP numbers: nsg1.namebrightdns.com points to 2600:1f18:683a:ae1a:6d5b:7ab3:7079:ee9, 2600:1f18:683a:ae1a:894e:779f:a1ca:3cf5, 2600:1f18:683a:ae1a:cd02:90c0:ff4b:7205, 2600:1f18:683a:ae1a:e5a9:8ee2:a408:496a, 2600:1f18:683a:ae1b:9806:d504:f0e4:26c, 3.85.217.230, 18.209.103.186, 44.220.149.224 and 98.84.104.11.

Host names with seven IP numbers: ns1.namebrightdns.com points to 2600:1f18:683a:ae1a:8c4:68b9:44b4:20ca, 2600:1f18:683a:ae1a:a4a8:3a31:f20c:1789, 2600:1f18:683a:ae1b:9f93:5946:9845:461, 2600:1f18:683a:ae1b:d02d:c923:c480:4c8f, 34.229.9.192, 54.90.249.67 and 54.159.91.195. nsg2.namebrightdns.com points to 2600:1f18:683a:ae1b:ada6:cbfa:853a:392d, 2600:1f18:683a:ae1b:b66b:fa5e:7fd6:63da, 2600:1f18:683a:ae1b:fb1b:6e00:ce50:d804, 3.89.209.21, 34.203.199.171, 54.84.18.193 and 54.87.153.189.

mentorscreen.com - robtex.com