stemtesting.com - dns.ninja

🛡️Domain Reputation CheckBlocklist, phishing & malware status→

`stemtesting.com`

DNSSEC	⚠️ Not signed
A	18.161.21.26^{🇺🇸 Amazon18.161.16.0/21}
		PTR	`server-18-161-21-26.bos50.r.cloudfront.net`
A	18.161.21.101^{🇺🇸 Amazon18.161.16.0/21}
A	18.161.21.124^{🇺🇸 Amazon18.161.16.0/21}
A	18.161.21.126^{🇺🇸 Amazon18.161.16.0/21}
NS	`ns-1304.awsdns-35.org` ⭐
		A	2600:9000:5305:1800::1^{🇺🇸 Amazon2600:9000:5305::/48 - CloudFront}
			PTR	`ns-1304.awsdns-35.org`
		A	205.251.197.24^{🇺🇸 Amazon205.251.197.0/24 prefix}
			PTR	`ns-1304.awsdns-35.org`
NS	`ns-116.awsdns-14.com`
		A	2600:9000:5300:7400::1^{🇺🇸 Amazon2600:9000:5300::/48 - CloudFront}
			PTR	`ns-116.awsdns-14.com`
		A	205.251.192.116^{🇺🇸 Amazon205.251.192.0/24 prefix}
			PTR	`ns-116.awsdns-14.com`
NS	`ns-1965.awsdns-53.co.uk`
		A	2600:9000:5307:ad00::1^{🇺🇸 Amazon2600:9000:5307::/48 - CloudFront}
			PTR	`ns-1965.awsdns-53.co.uk`
		A	205.251.199.173^{🇺🇸 Amazon205.251.199.0/24 prefix}
			PTR	`ns-1965.awsdns-53.co.uk`
NS	`ns-590.awsdns-09.net`
		A	2600:9000:5302:4e00::1^{🇺🇸 Amazon2600:9000:5302::/48 - CloudFront}
			PTR	`ns-590.awsdns-09.net`
		A	205.251.194.78^{🇺🇸 Amazon205.251.194.0/24 prefix}
			PTR	`ns-590.awsdns-09.net`
MX	`aspmx.l.google.com` ⭐
		A	2607:f8b0:4004:c1b::1b^{🇺🇸 Google2607:f8b0:4004::/48}
			PTR	`wv-in-f27.1e100.net`
		A	172.253.115.26^{🇺🇸 Google172.253.115.0/24}
			PTR	`bg-in-f26.1e100.net`
MX	`alt1.aspmx.l.google.com`⁽⁵⁾
		A	2800:3f0:4003:c14::1b^{🇨🇱 Google2800:3f0:4003::/48}
		A	192.178.234.27^{🇺🇸 Google192.178.0.0/15}
			PTR	`ncsclj-in-f27.1e100.net`
MX	`alt2.aspmx.l.google.com`⁽⁵⁾
		A	2a00:1450:400b:c02::1a^{🇮🇪 Google2a00:1450:400b::/48}
			PTR	`dj-in-f26.1e100.net`
		A	172.253.116.26^{🇺🇸 Google172.253.116.0/24}
			PTR	`dj-in-f26.1e100.net`
MX	`alt3.aspmx.l.google.com`⁽¹⁰⁾
		A	2607:f8b0:4001:c79::1b^{🇺🇸 Google2607:f8b0:4001::/48}
			PTR	`yucbfwv-in-f27.1e100.net`
		A	173.194.42.27^{🇺🇸 Google173.194.0.0/16}
			PTR	`yucbfwv-in-f27.1e100.net`
MX	`alt4.aspmx.l.google.com`⁽¹⁰⁾
		A	2404:6800:4000:1027::1a^{🇮🇳 Google2404:6800::/32}
			PTR	`ncboms-in-f26.1e100.net`
		A	192.179.20.27^{🇺🇸 Google192.178.0.0/15}
			PTR	`ncboms-in-f27.1e100.net`
MX	`mto4zbj2zsalp4du5ayi3bbx24zbncyhhilquygczxcriw23ngba.mx-verification.google.com`⁽¹⁵⁾
TXT	`google-site-verification=ZN3MhTrMgLfwdOgwjYQ31zIWiwc6Fwpgws3FFFtbaYI`
SOA	`ns-1304.awsdns-35.org`awsdns-hostmaster@amazon.com serial=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=1794754113

Same first word

stemtesting.com

Similar names

stemsetting.com

Previous names

Next names

DNS History

34 records (14 active, 20 former)

●NSns-116.awsdns-14.com2026-09-11 → 2026-11-15 · 2 obs

● 2026-09-11 02:27:34
● 2026-11-15 14:59:18

●NSns-1304.awsdns-35.org2026-09-11 → 2026-11-15 · 2 obs

● 2026-09-11 02:27:34
● 2026-11-15 14:59:18

●NSns-1965.awsdns-53.co.uk2026-09-11 → 2026-11-15 · 2 obs

● 2026-09-11 02:27:34
● 2026-11-15 14:59:18

●NSns-590.awsdns-09.net2026-09-11 → 2026-11-15 · 2 obs

● 2026-09-11 02:27:34
● 2026-11-15 14:59:18

●MXalt1.aspmx.l.google.com2026-09-11 → 2026-11-15 · 2 obs

● 2026-09-11 02:27:34
● 2026-11-15 14:59:18

●MXalt2.aspmx.l.google.com2026-09-11 → 2026-11-15 · 2 obs

● 2026-09-11 02:27:34
● 2026-11-15 14:59:18

●MXalt3.aspmx.l.google.com2026-09-11 → 2026-11-15 · 2 obs

● 2026-09-11 02:27:34
● 2026-11-15 14:59:18

●MXalt4.aspmx.l.google.com2026-09-11 → 2026-11-15 · 2 obs

● 2026-09-11 02:27:34
● 2026-11-15 14:59:18

●MXaspmx.l.google.com2026-09-11 → 2026-11-15 · 2 obs

● 2026-09-11 02:27:34
● 2026-11-15 14:59:18

●MXmto4zbj2zsalp4du5ayi3bbx24zbncyhhilquygczxcriw23ngba.mx-verification.google.com2026-09-11 → 2026-11-15 · 2 obs

● 2026-09-11 02:27:34
● 2026-11-15 14:59:18

○A13.35.107.1172026-10-16 → 2026-10-16 · 4 obs

○ 2026-09-28 12:48:18
● 2026-10-16 01:49:46
○ 2026-10-17 01:39:30
○ 2026-11-15 14:59:18

○A13.35.107.392026-10-16 → 2026-10-16 · 4 obs

○ 2026-09-28 12:48:18
● 2026-10-16 01:49:46
○ 2026-10-17 01:39:30
○ 2026-11-15 14:59:18

○A13.35.107.582026-10-16 → 2026-10-16 · 4 obs

○ 2026-09-28 12:48:18
● 2026-10-16 01:49:46
○ 2026-10-17 01:39:30
○ 2026-11-15 14:59:18

○A13.35.107.642026-10-16 → 2026-10-16 · 4 obs

○ 2026-09-28 12:48:18
● 2026-10-16 01:49:46
○ 2026-10-17 01:39:30
○ 2026-11-15 14:59:18

○A18.160.41.272026-09-28 → 2026-09-28 · 4 obs

○ 2026-09-11 02:27:34
● 2026-09-28 12:48:18
○ 2026-10-16 01:49:46
○ 2026-11-15 14:59:18

○A18.160.41.352026-09-28 → 2026-09-28 · 4 obs

○ 2026-09-11 02:27:34
● 2026-09-28 12:48:18
○ 2026-10-16 01:49:46
○ 2026-11-15 14:59:18

○A18.160.41.502026-09-28 → 2026-09-28 · 4 obs

○ 2026-09-11 02:27:34
● 2026-09-28 12:48:18
○ 2026-10-16 01:49:46
○ 2026-11-15 14:59:18

○A18.160.41.992026-09-28 → 2026-09-28 · 4 obs

○ 2026-09-11 02:27:34
● 2026-09-28 12:48:18
○ 2026-10-16 01:49:46
○ 2026-11-15 14:59:18

●A18.161.21.1012026-10-26 → 2026-11-15 · 11 obs

○ 2026-10-17 01:39:30
● 2026-10-26 23:02:56
○ 2026-10-27 00:08:36
● 2026-10-31 21:21:44
○ 2026-11-01 00:39:30
● 2026-11-06 17:44:54
○ 2026-11-07 10:05:22
● 2026-11-10 23:22:02
○ 2026-11-11 01:22:10
● 2026-11-15 14:45:44
● 2026-11-15 14:59:18

●A18.161.21.1242026-10-26 → 2026-11-15 · 11 obs

●A18.161.21.1262026-10-26 → 2026-11-15 · 11 obs

●A18.161.21.262026-10-26 → 2026-11-15 · 11 obs

○A18.245.218.1042026-09-11 → 2026-09-11 · 3 obs

● 2026-09-11 02:27:34
○ 2026-09-28 12:48:18
○ 2026-11-15 14:59:18

○A18.245.218.372026-09-11 → 2026-09-11 · 3 obs

● 2026-09-11 02:27:34
○ 2026-09-28 12:48:18
○ 2026-11-15 14:59:18

○A18.245.218.692026-09-11 → 2026-09-11 · 3 obs

● 2026-09-11 02:27:34
○ 2026-09-28 12:48:18
○ 2026-11-15 14:59:18

○A18.245.218.872026-09-11 → 2026-09-11 · 3 obs

● 2026-09-11 02:27:34
○ 2026-09-28 12:48:18
○ 2026-11-15 14:59:18

○A216.137.52.1022026-10-17 → 2026-11-11 · 14 obs

○ 2026-10-16 01:49:46
● 2026-10-17 01:39:30
○ 2026-10-26 23:02:56
● 2026-10-27 00:08:36
○ 2026-10-31 21:21:44
● 2026-11-01 00:39:30
○ 2026-11-01 03:12:26
● 2026-11-05 15:41:58
○ 2026-11-06 09:01:28
● 2026-11-07 10:05:22
○ 2026-11-10 23:22:02
● 2026-11-11 01:22:10
○ 2026-11-15 14:45:44
○ 2026-11-15 14:59:18

○A216.137.52.1272026-10-17 → 2026-11-11 · 14 obs

○A216.137.52.812026-10-17 → 2026-11-11 · 14 obs

○A216.137.52.882026-10-17 → 2026-11-11 · 14 obs

○A54.239.180.1092026-11-01 → 2026-11-06 · 6 obs

○ 2026-11-01 00:39:30
● 2026-11-01 03:12:26
○ 2026-11-05 15:41:58
● 2026-11-06 09:01:28
○ 2026-11-06 17:44:54
○ 2026-11-15 14:59:18

○A54.239.180.1152026-11-01 → 2026-11-06 · 6 obs

○ 2026-11-01 00:39:30
● 2026-11-01 03:12:26
○ 2026-11-05 15:41:58
● 2026-11-06 09:01:28
○ 2026-11-06 17:44:54
○ 2026-11-15 14:59:18

○A54.239.180.1222026-11-01 → 2026-11-06 · 6 obs

○ 2026-11-01 00:39:30
● 2026-11-01 03:12:26
○ 2026-11-05 15:41:58
● 2026-11-06 09:01:28
○ 2026-11-06 17:44:54
○ 2026-11-15 14:59:18

○A54.239.180.382026-11-01 → 2026-11-06 · 6 obs

○ 2026-11-01 00:39:30
● 2026-11-01 03:12:26
○ 2026-11-05 15:41:58
● 2026-11-06 09:01:28
○ 2026-11-06 17:44:54
○ 2026-11-15 14:59:18

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	b.gtld-servers.net, a.gtld-servers.net, c.gtld-servers.net, l.gtld-servers.net...	-
stemtesting.com	ns-116.awsdns-14.com, ns-590.awsdns-09.net, ns-1304.awsdns-35.org, ns-1965.awsdns-53.co.uk	2 records

✅ Authoritative Response

Server:205.251.199.173

NS records: ns-116.awsdns-14.com, ns-590.awsdns-09.net, ns-1304.awsdns-35.org, ns-1965.awsdns-53.co.uk

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for stemtesting.com (unsigned zone)

⏱️ Timing

Total: 1400ms | Queries: -

📄 Records

Type	Count	Sample Data
A	4	`18.161.21.101, 18.161.21.124...`
NS	4	`ns-116.awsdns-14.com, ns-1304.awsdns-35.org...`
MX	6	`aspmx.l.google.com (pri: 1), alt3.aspmx.l.google.com (pri: 10)...`
TXT	1	`google-site-verification=ZN3MhTrMgLfwdOg`
SOA	1	`ns-1304.awsdns-35.org awsdns-hostmaster.`

📌 Glue Records Collected

Total: 2

Out-of-bailiwick: 2 (ns-116.awsdns-14.com, ns-116.awsdns-14.com)

Analysis

IP Addresses

stemtesting.com directs to four IP numbers, which are 18.161.21.26, 18.161.21.101, 18.161.21.124 and 18.161.21.126.

Other host names, for instance ymachida.com, leiloespraca.com.br, devr77xe5o9tm.amplifyapp.com and two other share IP numbers with stemtesting.com.

Name Servers

The authoritative name servers for stemtesting.com are ns-116.awsdns-14.com, ns-590.awsdns-09.net, ns-1304.awsdns-35.org and ns-1965.awsdns-53.co.uk.

At least some of stemtesting.com's name servers are shared with other domains, for example shikoku-cr-recruit.jp, mapmoss.com, armastus40pluss.ee and two more.

Four hostnames, each resolving to a pair of IP addresses: ns-116.awsdns-14.com directs to 205.251.192.116 and 2600:9000:5300:7400::1; ns-590.awsdns-09.net directs to 205.251.194.78 and 2600:9000:5302:4e00::1; ns-1304.awsdns-35.org directs to 205.251.197.24 and 2600:9000:5305:1800::1; ns-1965.awsdns-53.co.uk directs to 205.251.199.173 and 2600:9000:5307:ad00::1.

Mail Servers

stemtesting.com uses 6 mail servers for delivery: aspmx.l.google.com, mto4zbj2zsalp4du5ayi3bbx24zbncyhhilquygczxcriw23ngba.mx-verification.google.com, alt1.aspmx.l.google.com and 3 other.

stemtesting.com has at least partial mail server overlap with other domains such as signalbaystack.info, neyder.net, focuslib.com and two more.

These mail servers commonly appear together with alt2.aspmx.l.google.com, alt3.aspmx.l.google.com, alt4.aspmx.l.google.com and two other mail servers.

Hostnames that resolve to two IP addresses:

aspmx.l.google.com maps to two IP addresses — 172.253.115.26 and 2607:f8b0:4004:c1b::1b.

alt1.aspmx.l.google.com maps to two IP addresses — 192.178.234.27 and 2800:3f0:4003:c14::1b.

alt2.aspmx.l.google.com maps to two IP addresses — 172.253.116.26 and 2a00:1450:400b:c02::1a.

alt3.aspmx.l.google.com maps to two IP addresses — 173.194.42.27 and 2607:f8b0:4001:c79::1b.

alt4.aspmx.l.google.com maps to two IP addresses — 192.179.20.27 and 2404:6800:4000:1027::1a.