stemopt.com - dns.ninja

`stemopt.com`

DNSSEC	⚠️ Not signed
A	2606:4700:3034::6815:5f66^{🇺🇸 Cloudflare2606:4700:3034::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3036::ac43:9048^{🇺🇸 Cloudflare2606:4700:3036::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.95.102^{Cloudflare104.21.80.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.144.72^{🇺🇸 Cloudflare172.67.144.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`sam.ns.cloudflare.com` ⭐
		A	2606:4700:58::adf5:3b8d^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`sam.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c18d^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`sam.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:218d^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`sam.ns.cloudflare.com`
		A	108.162.193.141^{🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`sam.ns.cloudflare.com`
		A	172.64.33.141^{🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`sam.ns.cloudflare.com`
		A	173.245.59.141^{🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`sam.ns.cloudflare.com`
NS	`tina.ns.cloudflare.com`
		A	2606:4700:50::adf5:3ae6^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`tina.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c0e6^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`tina.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:20e6^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`tina.ns.cloudflare.com`
		A	108.162.192.230^{🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`tina.ns.cloudflare.com`
		A	172.64.32.230^{🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`tina.ns.cloudflare.com`
		A	173.245.58.230^{🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`tina.ns.cloudflare.com`
MX	`mail.aauto.ai` ⭐
		A	47.180.4.212^{🇺🇸 ASN-ELIX47.180.0.0/16}
			PTR	`static-47-180-4-212.lsan.ca.frontiernet.net`
TXT	`v=spf1 mx a include:_spf.google.com include:_spf.elasticemail.com -all`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4 hints	104.21.95.102, 172.67.144.72
		IPv6 hints	2606:4700:3034::6815:5f66, 2606:4700:3036::ac43:9048
		ECH	X25519, HKDF-SHA256 + AES-128-GCM draft, id=238, name=cloudflare-ech.com
SOA	`sam.ns.cloudflare.com`dns@cloudflare.com serial=2404847958

`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=1781556290

Same first word

stemopt.com

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DNS History

16 records (7 active, 9 former)

○NSns73.domaincontrol.com2016-12-16 → 2017-10-29 · 4 obs

● 2016-12-16 21:38:56
● 2017-10-29 07:16:20
○ 2026-02-16 09:30:46
○ 2026-06-15 21:07:32

○NSns74.domaincontrol.com2016-12-16 → 2017-10-29 · 4 obs

● 2016-12-16 21:38:56
● 2017-10-29 07:16:20
○ 2026-02-16 09:30:46
○ 2026-06-15 21:07:32

●NSsam.ns.cloudflare.com2026-02-16 → 2026-06-15 · 3 obs

○ 2017-10-29 07:16:20
● 2026-02-16 09:30:46
● 2026-06-15 21:07:32

●NStina.ns.cloudflare.com2026-02-16 → 2026-06-15 · 3 obs

○ 2017-10-29 07:16:20
● 2026-02-16 09:30:46
● 2026-06-15 21:07:32

●MXmail.aauto.ai2026-02-16 → 2026-06-15 · 3 obs

○ 2017-10-29 07:16:20
● 2026-02-16 09:30:46
● 2026-06-15 21:07:32

○MXmailstore1.secureserver.net2016-12-16 → 2017-10-29 · 4 obs

● 2016-12-16 21:38:56
● 2017-10-29 07:16:20
○ 2026-02-16 09:30:46
○ 2026-06-15 21:07:32

○MXsmtp.secureserver.net2016-12-16 → 2017-10-29 · 4 obs

● 2016-12-16 21:38:56
● 2017-10-29 07:16:20
○ 2026-02-16 09:30:46
○ 2026-06-15 21:07:32

●A104.21.95.1022026-02-16 → 2026-06-15 · 9 obs

○ 2017-10-29 07:16:20
● 2026-02-16 09:30:46
● 2026-05-02 17:57:10
○ 2026-05-03 12:17:26
● 2026-05-04 15:02:42
● 2026-05-05 08:13:40
○ 2026-06-14 14:05:18
● 2026-06-14 19:31:48
● 2026-06-15 21:07:32

●A172.67.144.722026-02-16 → 2026-06-15 · 9 obs

○A184.168.221.202016-12-16 → 2017-10-29 · 4 obs

● 2016-12-16 21:38:56
● 2017-10-29 07:16:20
○ 2026-02-16 09:30:46
○ 2026-06-15 21:07:32

○A188.114.96.02026-05-03 → 2026-06-14 · 7 obs

○ 2026-05-02 17:57:10
● 2026-05-03 12:17:26
○ 2026-05-04 15:02:42
○ 2026-05-05 08:13:40
● 2026-06-14 14:05:18
○ 2026-06-14 19:31:48
○ 2026-06-15 21:07:32

○A188.114.97.02026-05-03 → 2026-06-14 · 7 obs

○ 2026-05-02 17:57:10
● 2026-05-03 12:17:26
○ 2026-05-04 15:02:42
○ 2026-05-05 08:13:40
● 2026-06-14 14:05:18
○ 2026-06-14 19:31:48
○ 2026-06-15 21:07:32

●A2606:4700:3034::6815:5f662026-02-16 → 2026-06-15 · 9 obs

●A2606:4700:3036::ac43:90482026-02-16 → 2026-06-15 · 9 obs

○A2a06:98c1:3120::2026-05-03 → 2026-06-14 · 7 obs

○ 2026-05-02 17:57:10
● 2026-05-03 12:17:26
○ 2026-05-04 15:02:42
○ 2026-05-05 08:13:40
● 2026-06-14 14:05:18
○ 2026-06-14 19:31:48
○ 2026-06-15 21:07:32

○A2a06:98c1:3121::2026-05-03 → 2026-06-14 · 7 obs

○ 2026-05-02 17:57:10
● 2026-05-03 12:17:26
○ 2026-05-04 15:02:42
○ 2026-05-05 08:13:40
● 2026-06-14 14:05:18
○ 2026-06-14 19:31:48
○ 2026-06-15 21:07:32

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	e.gtld-servers.net, m.gtld-servers.net, g.gtld-servers.net, i.gtld-servers.net...	-
stemopt.com	sam.ns.cloudflare.com, tina.ns.cloudflare.com	12 records

✅ Authoritative Response

Server:108.162.192.230

NS records: sam.ns.cloudflare.com, tina.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for stemopt.com (unsigned zone)

⏱️ Timing

Total: 265ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`104.21.95.102, 172.67.144.72`
AAAA	2	`2606:4700:3036::ac43:9048, 2606:4700:3034::6815:5f66`
NS	2	`sam.ns.cloudflare.com, tina.ns.cloudflare.com`
MX	1	`mail.aauto.ai (pri: 10)`
TXT	1	`v=spf1 mx a include:_spf.google.com incl`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`
SOA	1	`sam.ns.cloudflare.com dns.cloudflare.com`

📌 Glue Records Collected

Total: 12

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

Analysis

IP Addresses

stemopt.com directs to four IP numbers, which are 104.21.95.102, 172.67.144.72, 2606:4700:3034::6815:5f66 and 2606:4700:3036::ac43:9048.

library.hrmtc.com, smartersplayer.tv, volyntravel.com.ua plus two other host names have IP numbers in common with stemopt.com.

Name Servers

The NS records for stemopt.com delegate to sam.ns.cloudflare.com and tina.ns.cloudflare.com.

The name server configuration of stemopt.com is shared with other domains, for instance donateroom.com, bardsco.com, efirstweb.com and two others.

At least some of stemopt.com's name servers are shared with other domains, for example bolsawiki.com, cooperequipment.ca, nelsonspca.org and two more.

Hosts with 6 IP addresses each:

sam.ns.cloudflare.com maps to 108.162.193.141, 172.64.33.141, 173.245.59.141 and 3 additional IP addresses.

tina.ns.cloudflare.com maps to 108.162.192.230, 172.64.32.230, 173.245.58.230 and 3 additional IP addresses.

Mail Servers

stemopt.com uses one mail server — mail.aauto.ai.

The mail server setup of stemopt.com matches that of other domains such as thisdoodle.com, desiwakil.com, dealpatio.com and two others.

At least some of the mail servers used by stemopt.com are shared with other domains: dentalsweb.com, edoctornv.com, 18dentalvan.com and two others among them.

It is common to find these mail servers paired with the mail servers aspmx2.googlemail.com, aspmx3.googlemail.com and aspmx.l.google.com, as well as two others.

mail.aauto.ai resolves to 47.180.4.212 and no other IP number.