🛡️Domain Reputation CheckBlocklist, phishing & malware status→

`stemclasses.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:73a7:a265:1a90:244c^{🇺🇸 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:795c:a940:d5c6:c547^{🇺🇸 Amazon2600:1f18:6000::/35 AMAZON EC2 IAD prefix}
		A	3.90.244.46^{🇺🇸 Amazon3.80.0.0/12 EC2 IAD prefix}
			PTR	`ec2-3-90-244-46.compute-1.amazonaws.com`
		A	3.91.237.24^{🇺🇸 Amazon3.80.0.0/12 EC2 IAD prefix}
			PTR	`ec2-3-91-237-24.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`
NS	`nsg2.namebrightdns.com`
		A	2600:1f18:683a:ae1b:4147:1105:6a9f:a3a7^{🇺🇸 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	2600:1f18:683a:ae1b:c120:382d:2546:d20^{🇺🇸 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	50.17.97.156^{🇺🇸 Amazon50.17.0.0/16 IAD prefix}
			PTR	`ec2-50-17-97-156.compute-1.amazonaws.com`
		A	54.175.89.122^{🇺🇸 Amazon54.174.0.0/15 EC2 IAD prefix}
			PTR	`ec2-54-175-89-122.compute-1.amazonaws.com`
TXT	`v=spf1 -all`
TXT	`afternic-verification-G9G3tM8T8EwEizzPzjGJWF`
SOA	`ns1.namebrightdns.com`dns@namebright.com 2026-11-14 #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=1794710898

Same first word

stemclasses.com

Similar names

ctsseamless.com.au

Previous names

Next names

DNS History

16 records (7 active, 9 former)

●NSns1.namebrightdns.com2017-03-21 → 2026-11-15 · 3 obs

○ 2016-07-02 05:38:06
● 2017-03-21 09:02:48
● 2026-11-15 03:10:22

○NSns19.domaincontrol.com2015-06-23 → 2016-07-02 · 4 obs

● 2015-06-23 21:16:42
● 2016-07-02 05:38:06
○ 2017-03-21 09:02:48
○ 2026-11-15 03:10:22

○NSns2.namebrightdns.com2017-03-21 → 2017-03-21 · 4 obs

○ 2016-07-02 05:38:06
● 2017-03-21 09:02:48
○ 2026-09-24 06:13:14
○ 2026-11-15 03:10:22

○NSns20.domaincontrol.com2015-06-23 → 2016-07-02 · 4 obs

● 2015-06-23 21:16:42
● 2016-07-02 05:38:06
○ 2017-03-21 09:02:48
○ 2026-11-15 03:10:22

●NSnsg1.namebrightdns.com2026-09-24 → 2026-11-15 · 3 obs

○ 2017-03-21 09:02:48
● 2026-09-24 06:13:14
● 2026-11-15 03:10:22

●NSnsg2.namebrightdns.com2026-09-24 → 2026-11-15 · 3 obs

○ 2017-03-21 09:02:48
● 2026-09-24 06:13:14
● 2026-11-15 03:10:22

○MXmailstore1.secureserver.net2015-06-23 → 2016-07-02 · 4 obs

● 2015-06-23 21:16:42
● 2016-07-02 05:38:06
○ 2017-03-21 09:02:48
○ 2026-11-15 03:10:22

○MXsmtp.secureserver.net2015-06-23 → 2016-07-02 · 4 obs

● 2015-06-23 21:16:42
● 2016-07-02 05:38:06
○ 2017-03-21 09:02:48
○ 2026-11-15 03:10:22

●A13.223.25.842026-09-24 → 2026-11-15 · 3 obs

○ 2017-03-21 09:02:48
● 2026-09-24 06:13:14
● 2026-11-15 03:10:22

○A184.168.221.332015-06-23 → 2016-07-02 · 4 obs

● 2015-06-23 21:16:42
● 2016-07-02 05:38:06
○ 2017-03-21 09:02:48
○ 2026-11-15 03:10:22

●A2600:1f18:4ae:c605:dd5d:b838:5816:d7fb2026-09-24 → 2026-11-15 · 3 obs

○ 2017-03-21 09:02:48
● 2026-09-24 06:13:14
● 2026-11-15 03:10:22

●A2600:1f18:4ae:c606:78d4:4260:db4e:aeee2026-09-24 → 2026-11-15 · 3 obs

○ 2017-03-21 09:02:48
● 2026-09-24 06:13:14
● 2026-11-15 03:10:22

○A34.206.157.642017-03-21 → 2017-03-21 · 4 obs

○ 2016-07-02 05:38:06
● 2017-03-21 09:02:48
○ 2026-09-24 06:13:14
○ 2026-11-15 03:10:22

○A54.236.195.152017-03-21 → 2017-03-21 · 4 obs

○ 2016-07-02 05:38:06
● 2017-03-21 09:02:48
○ 2026-09-24 06:13:14
○ 2026-11-15 03:10:22

●A54.243.117.1972026-09-24 → 2026-11-15 · 3 obs

○ 2017-03-21 09:02:48
● 2026-09-24 06:13:14
● 2026-11-15 03:10:22

○CNAMEhdredirect-lb3-890977680.us-east-1.elb.amazonaws.com2017-03-21 → 2017-03-21 · 3 obs

● 2017-03-21 09:02:48
○ 2026-09-24 06:13:14
○ 2026-11-15 03:10:22

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	l.gtld-servers.net, j.gtld-servers.net, h.gtld-servers.net, d.gtld-servers.net...	-
stemclasses.com	nsg1.namebrightdns.com, nsg2.namebrightdns.com	12 records

✅ Authoritative Response

Server:13.217.214.164

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

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for stemclasses.com (unsigned zone)

⏱️ Timing

Total: 764ms | Queries: -

📄 Records

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

📌 Glue Records Collected

Total: 12

Out-of-bailiwick: 12 (nsg1.namebrightdns.com, nsg1.namebrightdns.com, nsg1.namebrightdns.com...)

Analysis

IP Addresses

stemclasses.com has four IP addresses: 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 hellobirsa.com, going88.com and lbswellness.com, also share IP numbers with stemclasses.com.

Name Servers

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

stemclasses.com has at least partial name server overlap with other domains, such as fuquen.com, cannabiswa.com, eatymology.com and two others.

It is common to find these name servers paired with the name servers ns2.namebrightdns.com.

DNS names with 6 IP addresses:

nsg1.namebrightdns.com resolves to 3.90.244.46, 3.91.237.24, 13.217.214.164 and 3 other IP addresses.

nsg2.namebrightdns.com resolves to 34.227.8.8, 50.17.97.156, 54.175.89.122 and 3 other IP addresses.

Hostnames that map to three IP numbers:

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

stemclasses.com - robtex.com

stemclasses.com

com

Same first word

Similar names

Previous names

Next names

DNS History

🔍 DNS Trace

📋 Delegation Chain

✅ Authoritative Response

🔒 DNSSEC Status

⏱️ Timing

📄 Records

📌 Glue Records Collected

Analysis

IP Addresses

Name Servers

`stemclasses.com`

`com`