`contentmaster.com`

DNSSEC	⚠️ Not signed
NS	`ns-1460.awsdns-54.org` ⚠️ Not in zone NS records
		A	2600:9000:5305:b400::1^{🇺🇸 Amazon2600:9000:5305::/48 - CloudFront}
			PTR	`ns-1460.awsdns-54.org`
		A	205.251.197.180^{🇺🇸 Amazon205.251.197.0/24 prefix}
			PTR	`ns-1460.awsdns-54.org`
NS	`ns-1851.awsdns-39.co.uk` ⚠️ Not in zone NS records
		A	2600:9000:5307:3b00::1^{🇺🇸 Amazon2600:9000:5307::/48 - CloudFront}
			PTR	`ns-1851.awsdns-39.co.uk`
		A	205.251.199.59^{🇺🇸 Amazon205.251.199.0/24 prefix}
			PTR	`ns-1851.awsdns-39.co.uk`
NS	`ns-222.awsdns-27.com` ⚠️ Not in zone NS records
		A	2600:9000:5300:de00::1^{🇺🇸 Amazon2600:9000:5300::/48 - CloudFront}
			PTR	`ns-222.awsdns-27.com`
		A	205.251.192.222^{🇺🇸 Amazon205.251.192.0/24 prefix}
			PTR	`ns-222.awsdns-27.com`
NS	`ns-722.awsdns-26.net` ⚠️ Not in zone NS records
		A	2600:9000:5302:d200::1^{🇺🇸 Amazon2600:9000:5302::/48 - CloudFront}
			PTR	`ns-722.awsdns-26.net`
		A	205.251.194.210^{🇺🇸 Amazon205.251.194.0/24 prefix}
			PTR	`ns-722.awsdns-26.net`

`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=1781396913

WOT: SAFE (63/100)

Same first word

contentmaster.org

contentmaster.com

contentmaster.ru

contentmaster.de

contentmaster.co.uk

contentmaster.am

Similar names

mastercontent.ru

mastercontent.com

streamcontent.com

contentstream.de

contentstream.net

contentstream.org

contentstream.pl

DNS History

15 records (4 active, 11 former)

○NSdns0.star.co.uk2015-08-01 → 2015-08-01 · 3 obs

● 2015-08-01 16:49:18
○ 2015-11-26 06:17:40
○ 2026-06-14 01:07:32

○NSdns0.zoneedit.com2015-11-26 → 2017-05-23 · 5 obs

○ 2015-08-01 16:49:18
● 2015-11-26 06:17:40
● 2017-05-23 13:30:02
○ 2026-04-01 02:39:16
○ 2026-06-14 01:07:32

○NSdns1.star.co.uk2015-08-01 → 2015-08-01 · 3 obs

● 2015-08-01 16:49:18
○ 2015-11-26 06:17:40
○ 2026-06-14 01:07:32

●NSns-1460.awsdns-54.org2026-04-01 → 2026-06-14 · 3 obs

○ 2017-05-23 13:30:02
● 2026-04-01 02:39:16
● 2026-06-14 01:07:32

●NSns-1851.awsdns-39.co.uk2026-04-01 → 2026-06-14 · 3 obs

○ 2017-05-23 13:30:02
● 2026-04-01 02:39:16
● 2026-06-14 01:07:32

●NSns-222.awsdns-27.com2026-04-01 → 2026-06-14 · 3 obs

○ 2017-05-23 13:30:02
● 2026-04-01 02:39:16
● 2026-06-14 01:07:32

●NSns-722.awsdns-26.net2026-04-01 → 2026-06-14 · 3 obs

○ 2017-05-23 13:30:02
● 2026-04-01 02:39:16
● 2026-06-14 01:07:32

○NSns2.zoneedit.com2015-11-26 → 2017-05-23 · 5 obs

○ 2015-08-01 16:49:18
● 2015-11-26 06:17:40
● 2017-05-23 13:30:02
○ 2026-04-01 02:39:16
○ 2026-06-14 01:07:32

○NSns3.zoneedit.com2015-11-26 → 2017-05-23 · 5 obs

○ 2015-08-01 16:49:18
● 2015-11-26 06:17:40
● 2017-05-23 13:30:02
○ 2026-04-01 02:39:16
○ 2026-06-14 01:07:32

○MXcontentmaster-com.mail.protection.outlook.com2015-08-01 → 2017-05-23 · 4 obs

● 2015-08-01 16:49:18
● 2017-05-23 13:30:02
○ 2026-04-01 02:39:16
○ 2026-06-14 01:07:32

○MXmx10.civica.com2026-04-01 → 2026-04-01 · 3 obs

○ 2017-05-23 13:30:02
● 2026-04-01 02:39:16
○ 2026-06-14 01:07:32

○MXmx20.civica.com2026-04-01 → 2026-04-01 · 3 obs

○ 2017-05-23 13:30:02
● 2026-04-01 02:39:16
○ 2026-06-14 01:07:32

○A40.114.241.2112016-02-29 → 2017-05-23 · 5 obs

○ 2015-11-26 06:17:40
● 2016-02-29 17:40:34
● 2017-05-23 13:30:02
○ 2026-04-01 02:39:16
○ 2026-06-14 01:07:32

○A40.118.19.2122015-11-26 → 2015-11-26 · 4 obs

○ 2015-08-01 16:49:18
● 2015-11-26 06:17:40
○ 2016-02-29 17:40:34
○ 2026-06-14 01:07:32

○A82.165.37.362015-08-01 → 2015-08-01 · 3 obs

● 2015-08-01 16:49:18
○ 2015-11-26 06:17:40
○ 2026-06-14 01:07:32

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	c.gtld-servers.net, k.gtld-servers.net, h.gtld-servers.net, g.gtld-servers.net...	-
contentmaster.com	ns-222.awsdns-27.com, ns-722.awsdns-26.net, ns-1851.awsdns-39.co.uk, ns-1460.awsdns-54.org	2 records

✅ Authoritative Response

Server:205.251.192.222

NS records: ns-222.awsdns-27.com, ns-722.awsdns-26.net, ns-1851.awsdns-39.co.uk, ns-1460.awsdns-54.org

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for contentmaster.com (unsigned zone)

⏱️ Timing

Total: 392ms | Queries: -

📄 Records

Type	Count	Sample Data

📌 Glue Records Collected

Total: 2

Out-of-bailiwick: 2 (ns-222.awsdns-27.com, ns-222.awsdns-27.com)

Analysis

Name Servers

contentmaster.com is delegated to four name servers, ns-222.awsdns-27.com, ns-722.awsdns-26.net, ns-1460.awsdns-54.org and ns-1851.awsdns-39.co.uk.

At least some of contentmaster.com's name servers are shared with other domains, for example leonenet.net, risetechnology.com.au, harborfund.com and two more.

These name servers tend to co-occur with ns-1862.awsdns-40.co.uk, ns-425.awsdns-53.com, ns-530.awsdns-02.net and 6 other name servers in the same DNS delegations.

Four hostnames, each resolving to a pair of IP addresses: ns-222.awsdns-27.com directs to 205.251.192.222 and 2600:9000:5300:de00::1; ns-722.awsdns-26.net directs to 205.251.194.210 and 2600:9000:5302:d200::1; ns-1460.awsdns-54.org directs to 205.251.197.180 and 2600:9000:5305:b400::1; ns-1851.awsdns-39.co.uk directs to 205.251.199.59 and 2600:9000:5307:3b00::1.

contentmaster.com - robtex.com