🛡️Domain Reputation CheckBlocklist, phishing & malware status→

`caseinterviewprep.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:401d:c0e9:501a:ea95^{🇺🇸 Amazon2600:1f18:6000::/35 AMAZON EC2 IAD prefix}
		A	2600:1f18:683a:ae1b:e84a:f7f7:5ce:2959^{🇺🇸 Amazon2600:1f18:6000::/35 AMAZON EC2 IAD prefix}
		A	18.212.76.155^{🇺🇸 Amazon18.208.0.0/13 EC2 IAD prefix}
			PTR	`ec2-18-212-76-155.compute-1.amazonaws.com`
NS	`nsg1.namebrightdns.com`
		A	2600:1f18:683a:ae1a:cb3e:620a:7f7c:6fb9^{🇺🇸 Amazon2600:1f18:6000::/35 AMAZON EC2 IAD prefix}
		A	2600:1f18:683a:ae1a:eb7a:23b2:29d8:e816^{🇺🇸 Amazon2600:1f18:6000::/35 AMAZON EC2 IAD prefix}
		A	2600:1f18:683a:ae1b:4147:1105:6a9f:a3a7^{🇺🇸 Amazon2600:1f18:6000::/35 AMAZON EC2 IAD prefix}
		A	2600:1f18:683a:ae1b:70b4:9398:c096:1038^{🇺🇸 Amazon2600:1f18:6000::/35 AMAZON EC2 IAD prefix}
		A	2600:1f18:683a:ae1b:86d7:e006:2666:13d9^{🇺🇸 Amazon2600:1f18:6000::/35 AMAZON EC2 IAD prefix}
		A	3.85.185.170^{🇺🇸 Amazon3.80.0.0/12 EC2 IAD prefix}
			PTR	`ec2-3-85-185-170.compute-1.amazonaws.com`
		A	3.90.244.46^{🇺🇸 Amazon3.80.0.0/12 EC2 IAD prefix}
			PTR	`ec2-3-90-244-46.compute-1.amazonaws.com`
		A	13.217.214.164^{🇺🇸 Amazon13.216.0.0/13 EC2 IAD prefix}
			PTR	`ec2-13-217-214-164.compute-1.amazonaws.com`
		A	184.198.205.178^{🇺🇸 Amazon184.192.0.0/10}
			PTR	`ec2-184-198-205-178.compute-1.amazonaws.com`
NS	`nsg2.namebrightdns.com`
		A	2600:1f18:683a:ae1a:43c:1a18:bc0:8a2b^{🇺🇸 Amazon2600:1f18:6000::/35 AMAZON EC2 IAD prefix}
		A	2600:1f18:683a:ae1b:2243:4dae:c3fe:b6d9^{🇺🇸 Amazon2600:1f18:6000::/35 AMAZON EC2 IAD prefix}
		A	34.227.8.8^{🇺🇸 Amazon34.224.0.0/12 EC2 Region prefix}
			PTR	`ec2-34-227-8-8.compute-1.amazonaws.com`
		A	98.81.150.97^{🇺🇸 Amazon98.80.0.0/13 EC2 IAD Prefix}
			PTR	`ec2-98-81-150-97.compute-1.amazonaws.com`
		A	98.88.30.249^{🇺🇸 Amazon98.88.0.0/13 EC2 IAD prefix}
			PTR	`ec2-98-88-30-249.compute-1.amazonaws.com`
TXT	`v=spf1 -all`
TXT	`afternic-verification-G9G3tM8T8EwEizzPzjGJWF`
SOA	`ns1.namebrightdns.com`dns@namebright.com 2026-11-15 #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=1794776913

Same first word

caseinterviewprep.com

caseinterviewprep.ai

Similar names

apprenticereviews.co.uk

Previous names

Next names

DNS History

30 records (7 active, 23 former)

●NSns1.namebrightdns.com2026-10-01 → 2026-11-15 · 3 obs

○ 2017-06-04 08:11:24
● 2026-10-01 14:49:24
● 2026-11-15 21:14:16

○NSns55.domaincontrol.com2015-08-23 → 2016-06-27 · 4 obs

● 2015-08-23 09:38:56
● 2016-06-27 09:10:28
○ 2017-06-04 08:11:24
○ 2026-11-15 21:14:16

○NSns56.domaincontrol.com2015-08-23 → 2016-06-27 · 4 obs

● 2015-08-23 09:38:56
● 2016-06-27 09:10:28
○ 2017-06-04 08:11:24
○ 2026-11-15 21:14:16

○NSns65.domaincontrol.com2017-06-04 → 2017-06-04 · 4 obs

○ 2016-06-27 09:10:28
● 2017-06-04 08:11:24
○ 2026-10-01 14:49:24
○ 2026-11-15 21:14:16

○NSns66.domaincontrol.com2017-06-04 → 2017-06-04 · 4 obs

○ 2016-06-27 09:10:28
● 2017-06-04 08:11:24
○ 2026-10-01 14:49:24
○ 2026-11-15 21:14:16

●NSnsg1.namebrightdns.com2026-10-01 → 2026-11-15 · 3 obs

○ 2017-06-04 08:11:24
● 2026-10-01 14:49:24
● 2026-11-15 21:14:16

●NSnsg2.namebrightdns.com2026-10-01 → 2026-11-15 · 3 obs

○ 2017-06-04 08:11:24
● 2026-10-01 14:49:24
● 2026-11-15 21:14:16

○MXalt1.aspmx.l.google.com2015-08-23 → 2016-06-27 · 4 obs

● 2015-08-23 09:38:56
● 2016-06-27 09:10:28
○ 2017-06-04 08:11:24
○ 2026-11-15 21:14:16

○MXalt2.aspmx.l.google.com2015-08-23 → 2016-06-27 · 4 obs

● 2015-08-23 09:38:56
● 2016-06-27 09:10:28
○ 2017-06-04 08:11:24
○ 2026-11-15 21:14:16

○MXaspmx.l.google.com2015-08-23 → 2016-06-27 · 4 obs

● 2015-08-23 09:38:56
● 2016-06-27 09:10:28
○ 2017-06-04 08:11:24
○ 2026-11-15 21:14:16

○MXaspmx2.googlemail.com2015-08-23 → 2016-06-27 · 4 obs

● 2015-08-23 09:38:56
● 2016-06-27 09:10:28
○ 2017-06-04 08:11:24
○ 2026-11-15 21:14:16

○MXaspmx3.googlemail.com2015-08-23 → 2016-06-27 · 4 obs

● 2015-08-23 09:38:56
● 2016-06-27 09:10:28
○ 2017-06-04 08:11:24
○ 2026-11-15 21:14:16

○MXaspmx4.googlemail.com2015-08-23 → 2016-06-27 · 4 obs

● 2015-08-23 09:38:56
● 2016-06-27 09:10:28
○ 2017-06-04 08:11:24
○ 2026-11-15 21:14:16

○MXaspmx5.googlemail.com2015-08-23 → 2016-06-27 · 4 obs

● 2015-08-23 09:38:56
● 2016-06-27 09:10:28
○ 2017-06-04 08:11:24
○ 2026-11-15 21:14:16

○MXmxa.mailgun.org2017-06-04 → 2017-06-04 · 4 obs

○ 2016-06-27 09:10:28
● 2017-06-04 08:11:24
○ 2026-10-01 14:49:24
○ 2026-11-15 21:14:16

○MXmxb.mailgun.org2017-06-04 → 2017-06-04 · 4 obs

○ 2016-06-27 09:10:28
● 2017-06-04 08:11:24
○ 2026-10-01 14:49:24
○ 2026-11-15 21:14:16

●A13.223.25.842026-10-01 → 2026-11-15 · 3 obs

○ 2017-06-04 08:11:24
● 2026-10-01 14:49:24
● 2026-11-15 21:14:16

○A184.168.221.142017-06-04 → 2017-06-04 · 4 obs

○ 2016-06-27 09:10:28
● 2017-06-04 08:11:24
○ 2026-10-01 14:49:24
○ 2026-11-15 21:14:16

○A184.168.221.152017-06-04 → 2017-06-04 · 4 obs

○ 2016-06-27 09:10:28
● 2017-06-04 08:11:24
○ 2026-10-01 14:49:24
○ 2026-11-15 21:14:16

○A184.168.221.82017-06-04 → 2017-06-04 · 4 obs

○ 2016-06-27 09:10:28
● 2017-06-04 08:11:24
○ 2026-10-01 14:49:24
○ 2026-11-15 21:14:16

○A216.239.32.212015-08-23 → 2016-06-27 · 4 obs

● 2015-08-23 09:38:56
● 2016-06-27 09:10:28
○ 2017-06-04 08:11:24
○ 2026-11-15 21:14:16

○A216.239.34.212015-08-23 → 2016-06-27 · 4 obs

● 2015-08-23 09:38:56
● 2016-06-27 09:10:28
○ 2017-06-04 08:11:24
○ 2026-11-15 21:14:16

○A216.239.36.212015-08-23 → 2016-06-27 · 4 obs

● 2015-08-23 09:38:56
● 2016-06-27 09:10:28
○ 2017-06-04 08:11:24
○ 2026-11-15 21:14:16

○A216.239.38.212015-08-23 → 2016-06-27 · 4 obs

● 2015-08-23 09:38:56
● 2016-06-27 09:10:28
○ 2017-06-04 08:11:24
○ 2026-11-15 21:14:16

●A2600:1f18:4ae:c605:dd5d:b838:5816:d7fb2026-10-01 → 2026-11-15 · 3 obs

○ 2017-06-04 08:11:24
● 2026-10-01 14:49:24
● 2026-11-15 21:14:16

●A2600:1f18:4ae:c606:78d4:4260:db4e:aeee2026-10-01 → 2026-11-15 · 3 obs

○ 2017-06-04 08:11:24
● 2026-10-01 14:49:24
● 2026-11-15 21:14:16

○A50.63.202.172017-06-04 → 2017-06-04 · 4 obs

○ 2016-06-27 09:10:28
● 2017-06-04 08:11:24
○ 2026-10-01 14:49:24
○ 2026-11-15 21:14:16

○A50.63.202.232017-06-04 → 2017-06-04 · 4 obs

○ 2016-06-27 09:10:28
● 2017-06-04 08:11:24
○ 2026-10-01 14:49:24
○ 2026-11-15 21:14:16

○A50.63.202.272017-06-04 → 2017-06-04 · 4 obs

○ 2016-06-27 09:10:28
● 2017-06-04 08:11:24
○ 2026-10-01 14:49:24
○ 2026-11-15 21:14:16

●A54.243.117.1972026-10-01 → 2026-11-15 · 3 obs

○ 2017-06-04 08:11:24
● 2026-10-01 14:49:24
● 2026-11-15 21:14:16

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...	-
caseinterviewprep.com	nsg1.namebrightdns.com, nsg2.namebrightdns.com	14 records

✅ Authoritative Response

Server:13.217.214.164

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

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

Root DNSKEY fetch failed: Error: connect EADDRNOTAVAIL 198.41.0.4:53 - Local (0.0.0.0:0)

⏱️ Timing

Total: 107ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`13.223.25.84, 54.243.117.197`
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	`v=spf1 -all, afternic-verification-G9G3tM8T8EwEizzPzj`
SOA	1	`ns1.namebrightdns.com dns.namebright.com`

📌 Glue Records Collected

Total: 14

Out-of-bailiwick: 14 (nsg1.namebrightdns.com, nsg1.namebrightdns.com, nsg1.namebrightdns.com...)

Analysis

IP Addresses

caseinterviewprep.com directs to four IP numbers, which are 13.223.25.84, 54.243.117.197, 2600:1f18:4ae:c605:dd5d:b838:5816:d7fb and 2600:1f18:4ae:c606:78d4:4260:db4e:aeee.

Two other host names, along with hiredhr.com, 1herdtsveltjist.1cpe.com and mailserver.spicevilla.com, also share IP numbers with caseinterviewprep.com.

Name Servers

caseinterviewprep.com is served by three name servers: ns1.namebrightdns.com, nsg1.namebrightdns.com and nsg2.namebrightdns.com.

At least some of caseinterviewprep.com's name servers are shared with other domains, for example shadyrock.com, everydayoddities.com, labdhichem.com and two more.

It is common for these name servers to be used in conjunction with the name servers domain-for-sale.hugedomainsdns.com, forsale.hugedomainsdns.com and ns2.namebrightdns.com.

DNS names with 9 IP addresses:

nsg1.namebrightdns.com maps to 3.85.185.170, 3.90.244.46, 13.217.214.164 and 6 additional IP addresses.

Host names directing to five IP addresses:

nsg2.namebrightdns.com has four IP addresses — 34.227.8.8, 98.81.150.97, 98.88.30.249 and two others.

Hostnames that map to three IP numbers:

ns1.namebrightdns.com maps to three IP addresses: 18.212.76.155, 2600:1f18:683a:ae1a:401d:c0e9:501a:ea95 and 2600:1f18:683a:ae1b:e84a:f7f7:5ce:2959.

caseinterviewprep.com - robtex.com