`stratumgroup.net`

DNSSEC	⚠️ Not signed
A	2606:4700:3030::ac43:d040^{🇺🇸 Cloudflare2606:4700:3030::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3033::6815:2585^{🇺🇸 Cloudflare2606:4700:3033::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.37.133^{Cloudflare104.21.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.208.64^{🇺🇸 Cloudflare172.67.208.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`derek.ns.cloudflare.com` ⭐
		A	2606:4700:58::adf5:3b9a^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`derek.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c19a^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`derek.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:219a^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`derek.ns.cloudflare.com`
		A	108.162.193.154^{🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`derek.ns.cloudflare.com`
		A	172.64.33.154^{🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`derek.ns.cloudflare.com`
		A	173.245.59.154^{🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`derek.ns.cloudflare.com`
NS	`josephine.ns.cloudflare.com`
		A	2606:4700:50::a29f:2640^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`josephine.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c240^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`josephine.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:2240^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`josephine.ns.cloudflare.com`
		A	108.162.194.64^{🇺🇸 Cloudflare108.162.194.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`josephine.ns.cloudflare.com`
		A	162.159.38.64^{Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`josephine.ns.cloudflare.com`
		A	172.64.34.64^{🇺🇸 Cloudflare172.64.34.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`josephine.ns.cloudflare.com`
MX	`aspmx.l.google.com` ⭐
		A	2607:f8b0:4004:c1d::1a^{🇺🇸 Google2607:f8b0:4004::/48}
			PTR	`ww-in-f26.1e100.net`
		A	142.251.111.26^{🇺🇸 Google142.251.111.0/24}
			PTR	`bk-in-f26.1e100.net`
MX	`alt1.aspmx.l.google.com`⁽⁵⁾
		A	2800:3f0:4003:c14::1a^{🇨🇱 Google2800:3f0:4003::/48}
		A	192.178.234.26^{🇺🇸 Google192.178.0.0/15}
			PTR	`ncsclj-in-f26.1e100.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	172.253.116.27^{🇺🇸 Google172.253.116.0/24}
			PTR	`dj-in-f27.1e100.net`
MX	`alt3.aspmx.l.google.com`⁽¹⁰⁾
		A	2a00:1450:4009:c0f::1b^{🇬🇧 Google2a00:1450:4009::/48}
			PTR	`yulhrs-in-f27.1e100.net`
		A	192.178.223.26^{🇺🇸 Google192.178.223.0/24}
			PTR	`yulhrs-in-f26.1e100.net`
MX	`alt4.aspmx.l.google.com`⁽¹⁰⁾
		A	2a00:1450:400c:c23::1a^{🇧🇪 Google2a00:1450:400c::/48}
			PTR	`yubrupd-in-f26.1e100.net`
		A	172.253.157.27^{🇺🇸 Google172.253.0.0/16}
			PTR	`yubrupd-in-f27.1e100.net`
TXT	`google-site-verification=Gjn8ap4C8JM4pGD2ovW72UJLkKFwSnhziWXz9ZYjNJA`
TXT	`v=spf1 include:_spf.google.com ~all`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4 hints	104.21.37.133, 172.67.208.64
		IPv6 hints	2606:4700:3030::ac43:d040, 2606:4700:3033::6815:2585
		ECH	X25519, HKDF-SHA256 + AES-128-GCM draft, id=211, name=cloudflare-ech.com
SOA	`derek.ns.cloudflare.com`dns@cloudflare.com serial=2411593744

`net`

	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=1786464334

Previously MX for

stratumgroup.net

Subdomains

www.stratumgroup.net

Same first word

stratumgroup.co

stratumgroup.net

Similar names

amtrustgroup.com

amtrustgroup.de

amtrustgroup.com.cn

DNS History

20 records (11 active, 9 former)

●NSderek.ns.cloudflare.com2026-03-22 → 2026-08-11 · 3 obs

○ 2017-08-12 14:01:02
● 2026-03-22 10:11:52
● 2026-08-11 16:34:24

●NSjosephine.ns.cloudflare.com2026-03-22 → 2026-08-11 · 3 obs

○ 2017-08-12 14:01:02
● 2026-03-22 10:11:52
● 2026-08-11 16:34:24

○NSns1.websitehostserver.net2015-07-07 → 2017-08-12 · 4 obs

● 2015-07-07 05:14:34
● 2017-08-12 14:01:02
○ 2026-03-22 10:11:52
○ 2026-08-11 16:34:24

○NSns2.websitehostserver.net2015-07-07 → 2017-08-12 · 4 obs

● 2015-07-07 05:14:34
● 2017-08-12 14:01:02
○ 2026-03-22 10:11:52
○ 2026-08-11 16:34:24

●MXalt1.aspmx.l.google.com2026-03-22 → 2026-08-11 · 3 obs

○ 2017-08-12 14:01:02
● 2026-03-22 10:11:52
● 2026-08-11 16:34:24

●MXalt2.aspmx.l.google.com2026-03-22 → 2026-08-11 · 3 obs

○ 2017-08-12 14:01:02
● 2026-03-22 10:11:52
● 2026-08-11 16:34:24

●MXalt3.aspmx.l.google.com2026-03-22 → 2026-08-11 · 3 obs

○ 2017-08-12 14:01:02
● 2026-03-22 10:11:52
● 2026-08-11 16:34:24

●MXalt4.aspmx.l.google.com2026-03-22 → 2026-08-11 · 3 obs

○ 2017-08-12 14:01:02
● 2026-03-22 10:11:52
● 2026-08-11 16:34:24

●MXaspmx.l.google.com2026-03-22 → 2026-08-11 · 3 obs

○ 2017-08-12 14:01:02
● 2026-03-22 10:11:52
● 2026-08-11 16:34:24

○MXstratumgroup.net2015-07-07 → 2017-08-12 · 4 obs

● 2015-07-07 05:14:34
● 2017-08-12 14:01:02
○ 2026-03-22 10:11:52
○ 2026-08-11 16:34:24

●A104.21.37.1332026-03-22 → 2026-08-11 · 7 obs

○ 2017-08-12 14:01:02
● 2026-03-22 10:11:52
● 2026-03-26 10:06:54
○ 2026-03-27 06:15:28
○ 2026-05-23 00:31:14
● 2026-05-23 09:14:20
● 2026-08-11 16:34:24

●A172.67.208.642026-03-22 → 2026-08-11 · 7 obs

○ 2017-08-12 14:01:02
● 2026-03-22 10:11:52
● 2026-03-26 10:06:54
○ 2026-03-27 06:15:28
○ 2026-05-23 00:31:14
● 2026-05-23 09:14:20
● 2026-08-11 16:34:24

○A188.114.96.02026-03-27 → 2026-05-23 · 5 obs

○ 2026-03-26 10:06:54
● 2026-03-27 06:15:28
● 2026-05-23 00:31:14
○ 2026-05-23 09:14:20
○ 2026-08-11 16:34:24

○A188.114.97.02026-03-27 → 2026-05-23 · 5 obs

○ 2026-03-26 10:06:54
● 2026-03-27 06:15:28
● 2026-05-23 00:31:14
○ 2026-05-23 09:14:20
○ 2026-08-11 16:34:24

●A2606:4700:3030::ac43:d0402026-07-20 → 2026-08-11 · 3 obs

○ 2026-06-09 19:28:24
● 2026-07-20 10:48:46
● 2026-08-11 16:34:24

●A2606:4700:3033::6815:25852026-03-22 → 2026-08-11 · 7 obs

○ 2017-08-12 14:01:02
● 2026-03-22 10:11:52
● 2026-03-26 10:06:54
○ 2026-03-27 06:15:28
○ 2026-05-23 00:31:14
● 2026-05-23 09:14:20
● 2026-08-11 16:34:24

○A2606:4700:3033::ac43:d0402026-03-22 → 2026-06-09 · 9 obs

○ 2017-08-12 14:01:02
● 2026-03-22 10:11:52
● 2026-03-26 10:06:54
○ 2026-03-27 06:15:28
○ 2026-05-23 00:31:14
● 2026-05-23 09:14:20
● 2026-06-09 19:28:24
○ 2026-07-20 10:48:46
○ 2026-08-11 16:34:24

○A2a06:98c1:3120::2026-03-27 → 2026-05-23 · 5 obs

○ 2026-03-26 10:06:54
● 2026-03-27 06:15:28
● 2026-05-23 00:31:14
○ 2026-05-23 09:14:20
○ 2026-08-11 16:34:24

○A2a06:98c1:3121::2026-03-27 → 2026-05-23 · 5 obs

○ 2026-03-26 10:06:54
● 2026-03-27 06:15:28
● 2026-05-23 00:31:14
○ 2026-05-23 09:14:20
○ 2026-08-11 16:34:24

○A69.175.61.982015-07-07 → 2017-08-12 · 4 obs

● 2015-07-07 05:14:34
● 2017-08-12 14:01:02
○ 2026-03-22 10:11:52
○ 2026-08-11 16:34:24

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
net	a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...	-
stratumgroup.net	derek.ns.cloudflare.com, josephine.ns.cloudflare.com	-

✅ Authoritative Response

Server:162.159.38.64

NS records: derek.ns.cloudflare.com, josephine.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for stratumgroup.net (unsigned zone)

⏱️ Timing

Total: 396ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`104.21.37.133, 172.67.208.64`
AAAA	2	`2606:4700:3030::ac43:d040, 2606:4700:3033::6815:2585`
NS	2	`derek.ns.cloudflare.com, josephine.ns.cloudflare.com`
MX	5	`aspmx.l.google.com (pri: 1), alt3.aspmx.l.google.com (pri: 10)...`
TXT	2	`google-site-verification=Gjn8ap4C8JM4pGD, v=spf1 include:_spf.google.com ~all`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`
SOA	1	`derek.ns.cloudflare.com dns.cloudflare.c`

Analysis

Hierarchy

stratumgroup.net is the parent zone for www.stratumgroup.net.

IP Addresses

stratumgroup.net resolves to four IP addresses: 104.21.37.133, 172.67.208.64, 2606:4700:3030::ac43:d040 and 2606:4700:3033::6815:2585.

sensoterra.com, www.ro-bot.net, planningthepractice.com and two other host names share IP numbers with stratumgroup.net.

Name Servers

stratumgroup.net is delegated to two name servers: derek.ns.cloudflare.com and josephine.ns.cloudflare.com.

stratumgroup.net uses the same name servers as several other domains — among them pdf-cool.com, edsheerankaunas.com, energycasinohu.eu and two more.

stratumgroup.net partially shares its NS delegation with several other domains, including btgczj.com, jlcfdx.com, hugwin.cc and two others.

These name servers are regularly seen alongside dion.ns.cloudflare.com and ned.ns.cloudflare.com as name servers.

Hostnames that resolve to 6 IP addresses:

derek.ns.cloudflare.com resolves to 108.162.193.154, 172.64.33.154, 173.245.59.154 and 3 other IP addresses.

josephine.ns.cloudflare.com resolves to 108.162.194.64, 162.159.38.64, 172.64.34.64 and 3 other IP addresses.