contentgroup.com - dns.ninja

`contentgroup.com`

DNSSEC	⚠️ Not signed
A	2606:4700:3033::ac43:8534^{🇺🇸 Cloudflare2606:4700:3033::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3037::6815:dd7^{🇺🇸 Cloudflare2606:4700:3037::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.13.215^{Cloudflare104.21.0.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.133.52^{🇺🇸 Cloudflare172.67.128.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`chip.ns.cloudflare.com` ⭐
		A	2606:4700:58::adf5:3b54^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`chip.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c154^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`chip.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:2154^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`chip.ns.cloudflare.com`
		A	108.162.193.84^{🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`chip.ns.cloudflare.com`
		A	172.64.33.84^{🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`chip.ns.cloudflare.com`
		A	173.245.59.84^{🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`chip.ns.cloudflare.com`
NS	`elisa.ns.cloudflare.com`
		A	2606:4700:50::a29f:2636^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`elisa.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c236^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`elisa.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:2236^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`elisa.ns.cloudflare.com`
		A	108.162.194.54^{🇺🇸 Cloudflare108.162.194.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`elisa.ns.cloudflare.com`
		A	162.159.38.54^{Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`elisa.ns.cloudflare.com`
		A	172.64.34.54^{🇺🇸 Cloudflare172.64.34.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`elisa.ns.cloudflare.com`
MX	`us-smtp-inbound-1.mimecast.com` ⭐
		A	170.10.128.141^{🇺🇸 Mimecast-NA170.10.128.0/23 191 Spring St Lexington MA 02421 United States}
			PTR	`us-smtp-inbound-1.mimecast.com`
			PTR	`us-smtp-inbound-2.mimecast.com`
		A	170.10.128.221^{🇺🇸 Mimecast-NA170.10.128.0/23 191 Spring St Lexington MA 02421 United States}
			PTR	`us-smtp-inbound-1.mimecast.com`
			PTR	`us-smtp-inbound-2.mimecast.com`
		A	170.10.128.242^{🇺🇸 Mimecast-NA170.10.128.0/23 191 Spring St Lexington MA 02421 United States}
			PTR	`us-smtp-inbound-1.mimecast.com`
			PTR	`us-smtp-inbound-2.mimecast.com`
		A	170.10.132.141^{🇺🇸 Mimecast-NA170.10.132.0/23 191 Spring St Lexington MA 02421 United States}
			PTR	`us-smtp-inbound-1.mimecast.com`
			PTR	`us-smtp-inbound-2.mimecast.com`
		A	170.10.132.221^{🇺🇸 Mimecast-NA170.10.132.0/23 191 Spring St Lexington MA 02421 United States}
			PTR	`us-smtp-inbound-1.mimecast.com`
			PTR	`us-smtp-inbound-2.mimecast.com`
		A	170.10.132.242^{🇺🇸 Mimecast-NA170.10.132.0/23 191 Spring St Lexington MA 02421 United States}
			PTR	`us-smtp-inbound-1.mimecast.com`
			PTR	`us-smtp-inbound-2.mimecast.com`
MX	`us-smtp-inbound-2.mimecast.com` ⭐
		A	170.10.128.141^{🇺🇸 Mimecast-NA170.10.128.0/23 191 Spring St Lexington MA 02421 United States}
			PTR	`us-smtp-inbound-1.mimecast.com`
			PTR	`us-smtp-inbound-2.mimecast.com`
		A	170.10.128.221^{🇺🇸 Mimecast-NA170.10.128.0/23 191 Spring St Lexington MA 02421 United States}
			PTR	`us-smtp-inbound-1.mimecast.com`
			PTR	`us-smtp-inbound-2.mimecast.com`
		A	170.10.128.242^{🇺🇸 Mimecast-NA170.10.128.0/23 191 Spring St Lexington MA 02421 United States}
			PTR	`us-smtp-inbound-1.mimecast.com`
			PTR	`us-smtp-inbound-2.mimecast.com`
		A	170.10.132.141^{🇺🇸 Mimecast-NA170.10.132.0/23 191 Spring St Lexington MA 02421 United States}
			PTR	`us-smtp-inbound-1.mimecast.com`
			PTR	`us-smtp-inbound-2.mimecast.com`
		A	170.10.132.221^{🇺🇸 Mimecast-NA170.10.132.0/23 191 Spring St Lexington MA 02421 United States}
			PTR	`us-smtp-inbound-1.mimecast.com`
			PTR	`us-smtp-inbound-2.mimecast.com`
		A	170.10.132.242^{🇺🇸 Mimecast-NA170.10.132.0/23 191 Spring St Lexington MA 02421 United States}
			PTR	`us-smtp-inbound-1.mimecast.com`
			PTR	`us-smtp-inbound-2.mimecast.com`
TXT	`0ed1fe018ae9a9751bdedd4cc1bd73c82cc6d4d9f2`
TXT	`MS=ms93711857`
TXT	`v=spf1 include:_netblocks.mimecast.com include:spf.protection.outlook.com -all`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4 hints	104.21.13.215, 172.67.133.52
		IPv6 hints	2606:4700:3033::ac43:8534, 2606:4700:3037::6815:dd7
		ECH	X25519, HKDF-SHA256 + AES-128-GCM draft, id=212, name=cloudflare-ech.com
SOA	`chip.ns.cloudflare.com`dns@cloudflare.com serial=2407964653

`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=1785611647

Same first word

contentgroup.ch

contentgroup.de

contentgroup.eu

contentgroup.com.au

contentgroup.com

contentgroup.tv

contentgroup.pro

Similar names

groupcontent.com

DNS History

23 records (8 active, 15 former)

●NSchip.ns.cloudflare.com2026-02-15 → 2026-08-01 · 3 obs

○ 2020-03-17 18:41:42
● 2026-02-15 17:40:56
● 2026-08-01 19:21:18

●NSelisa.ns.cloudflare.com2026-02-15 → 2026-08-01 · 3 obs

○ 2020-03-17 18:41:42
● 2026-02-15 17:40:56
● 2026-08-01 19:21:18

○NSns1.parkingcrew.net2016-09-08 → 2017-03-26 · 5 obs

○ 2016-04-03 04:21:28
● 2016-09-08 20:58:40
● 2017-03-26 06:00:18
○ 2020-03-17 18:41:42
○ 2026-08-01 19:21:18

○NSns2.parkingcrew.net2016-09-08 → 2017-03-26 · 5 obs

○ 2016-04-03 04:21:28
● 2016-09-08 20:58:40
● 2017-03-26 06:00:18
○ 2020-03-17 18:41:42
○ 2026-08-01 19:21:18

○NSns43.domaincontrol.com2015-05-13 → 2020-03-17 · 7 obs

● 2015-05-13 11:43:40
● 2016-04-03 04:21:28
○ 2016-09-08 20:58:40
○ 2017-03-26 06:00:18
● 2020-03-17 18:41:42
○ 2026-02-15 17:40:56
○ 2026-08-01 19:21:18

○NSns44.domaincontrol.com2015-05-13 → 2020-03-17 · 7 obs

● 2015-05-13 11:43:40
● 2016-04-03 04:21:28
○ 2016-09-08 20:58:40
○ 2017-03-26 06:00:18
● 2020-03-17 18:41:42
○ 2026-02-15 17:40:56
○ 2026-08-01 19:21:18

○MXin.hes.trendmicro.com2020-03-17 → 2020-03-17 · 4 obs

○ 2017-03-26 06:00:18
● 2020-03-17 18:41:42
○ 2026-02-15 17:40:56
○ 2026-08-01 19:21:18

○MXmail.h-email.net2016-09-08 → 2017-03-26 · 5 obs

○ 2016-04-03 04:21:28
● 2016-09-08 20:58:40
● 2017-03-26 06:00:18
○ 2020-03-17 18:41:42
○ 2026-08-01 19:21:18

○MXmailstore1.secureserver.net2015-05-13 → 2016-04-03 · 4 obs

● 2015-05-13 11:43:40
● 2016-04-03 04:21:28
○ 2016-09-08 20:58:40
○ 2026-08-01 19:21:18

○MXsmtp.secureserver.net2015-05-13 → 2016-04-03 · 4 obs

● 2015-05-13 11:43:40
● 2016-04-03 04:21:28
○ 2016-09-08 20:58:40
○ 2026-08-01 19:21:18

●MXus-smtp-inbound-1.mimecast.com2026-02-15 → 2026-08-01 · 3 obs

○ 2020-03-17 18:41:42
● 2026-02-15 17:40:56
● 2026-08-01 19:21:18

●MXus-smtp-inbound-2.mimecast.com2026-02-15 → 2026-08-01 · 3 obs

○ 2020-03-17 18:41:42
● 2026-02-15 17:40:56
● 2026-08-01 19:21:18

●A104.21.13.2152026-02-15 → 2026-08-01 · 3 obs

○ 2020-03-17 18:41:42
● 2026-02-15 17:40:56
● 2026-08-01 19:21:18

●A172.67.133.522026-02-15 → 2026-08-01 · 3 obs

○ 2020-03-17 18:41:42
● 2026-02-15 17:40:56
● 2026-08-01 19:21:18

○A184.168.131.2412020-03-17 → 2020-03-17 · 4 obs

○ 2017-03-26 06:00:18
● 2020-03-17 18:41:42
○ 2026-02-15 17:40:56
○ 2026-08-01 19:21:18

○A185.53.177.82016-09-08 → 2016-09-08 · 4 obs

○ 2016-04-03 04:21:28
● 2016-09-08 20:58:40
○ 2017-03-26 06:00:18
○ 2026-08-01 19:21:18

○A185.53.178.82017-03-26 → 2017-03-26 · 4 obs

○ 2016-09-08 20:58:40
● 2017-03-26 06:00:18
○ 2020-03-17 18:41:42
○ 2026-08-01 19:21:18

○A2606:4700:3030::6815:dd72026-02-15 → 2026-06-16 · 5 obs

○ 2020-03-17 18:41:42
● 2026-02-15 17:40:56
● 2026-06-16 10:59:44
○ 2026-07-10 13:43:54
○ 2026-08-01 19:21:18

○A2606:4700:3031::ac43:85342026-02-15 → 2026-06-16 · 5 obs

○ 2020-03-17 18:41:42
● 2026-02-15 17:40:56
● 2026-06-16 10:59:44
○ 2026-07-10 13:43:54
○ 2026-08-01 19:21:18

●A2606:4700:3033::ac43:85342026-07-10 → 2026-08-01 · 3 obs

○ 2026-06-16 10:59:44
● 2026-07-10 13:43:54
● 2026-08-01 19:21:18

●A2606:4700:3037::6815:dd72026-07-10 → 2026-08-01 · 3 obs

○ 2026-06-16 10:59:44
● 2026-07-10 13:43:54
● 2026-08-01 19:21:18

○A50.16.194.2542015-05-13 → 2016-01-01 · 4 obs

● 2015-05-13 11:43:40
● 2016-01-01 12:33:36
○ 2016-04-03 04:21:28
○ 2026-08-01 19:21:18

○A50.63.202.892016-04-03 → 2016-04-03 · 4 obs

○ 2016-01-01 12:33:36
● 2016-04-03 04:21:28
○ 2016-09-08 20:58:40
○ 2026-08-01 19:21:18

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...	-
contentgroup.com	chip.ns.cloudflare.com, elisa.ns.cloudflare.com	12 records

✅ Authoritative Response

Server:108.162.194.54

NS records: chip.ns.cloudflare.com, elisa.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for contentgroup.com (unsigned zone)

⏱️ Timing

Total: 163ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`104.21.13.215, 172.67.133.52`
AAAA	2	`2606:4700:3033::ac43:8534, 2606:4700:3037::6815:dd7`
NS	2	`chip.ns.cloudflare.com, elisa.ns.cloudflare.com`
MX	2	`us-smtp-inbound-1.mimecast.com (pri: 10), us-smtp-inbound-2.mimecast.com (pri: 10)`
TXT	3	`0ed1fe018ae9a9751bdedd4cc1bd73c82cc6d4d9, MS=ms93711857...`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`
SOA	1	`chip.ns.cloudflare.com dns.cloudflare.co`

📌 Glue Records Collected

Total: 12

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

Analysis

IP Addresses

contentgroup.com points to the four IP addresses 104.21.13.215, 172.67.133.52, 2606:4700:3033::ac43:8534 and 2606:4700:3037::6815:dd7.

deneyland.com, beefaaubee.com, eeeeeeeeeeeeeee5.top plus two other host names have IP numbers in common with contentgroup.com.

Name Servers

contentgroup.com is served by two delegated name servers, chip.ns.cloudflare.com and elisa.ns.cloudflare.com.

The name server configuration of contentgroup.com is shared with other domains, for instance sharelingo.com, prodn.com, imgworld.com and two others.

At least some of contentgroup.com's name servers are shared with other domains, for example greenwoodcountrytearoom.com, collectionvillasstmartin.com, heliforklift.ca and two more.

It is common for these name servers to be used in conjunction with the name servers max.ns.cloudflare.com, liberty.ns.cloudflare.com and jean.ns.cloudflare.com.

Hosts with 6 IP addresses each:

chip.ns.cloudflare.com carries IP addresses 108.162.193.84, 172.64.33.84 and 173.245.59.84, with 3 other addresses beyond those.

elisa.ns.cloudflare.com carries IP addresses 108.162.194.54, 162.159.38.54 and 172.64.34.54, with 3 other addresses beyond those.

Mail Servers

contentgroup.com uses two mail servers, us-smtp-inbound-1.mimecast.com and us-smtp-inbound-2.mimecast.com.

The mail server setup of contentgroup.com matches that of other domains such as theconyers.bm, lovell-law.net, troonasia.com and two others.

contentgroup.com overlaps on mail servers with several other domains, for example tupusa.com, ardms.org, evans-dixon.com and livecasinohotelphilly.com.

Hosts with 6 IP addresses each:

us-smtp-inbound-1.mimecast.com carries IP addresses 170.10.128.141, 170.10.128.221 and 170.10.128.242, with 3 other addresses beyond those.

us-smtp-inbound-2.mimecast.com carries IP addresses 170.10.128.141, 170.10.128.221 and 170.10.128.242, with 3 other addresses beyond those.

These two host names — us-smtp-inbound-1.mimecast.com and us-smtp-inbound-2.mimecast.com — each point to 170.10.128.141 IP addresses.

These two host names — us-smtp-inbound-1.mimecast.com and us-smtp-inbound-2.mimecast.com — each point to 170.10.128.221 IP addresses.

These two host names — us-smtp-inbound-1.mimecast.com and us-smtp-inbound-2.mimecast.com — each point to 170.10.128.242 IP addresses.

These two host names — us-smtp-inbound-1.mimecast.com and us-smtp-inbound-2.mimecast.com — each point to 170.10.132.141 IP addresses.

These two host names — us-smtp-inbound-1.mimecast.com and us-smtp-inbound-2.mimecast.com — each point to 170.10.132.221 IP addresses.

These two host names — us-smtp-inbound-1.mimecast.com and us-smtp-inbound-2.mimecast.com — each point to 170.10.132.242 IP addresses.