`clarkfoster.com`

DNSSEC	⚠️ Not signed
A	23.20.203.168^{🇺🇸 Amazon23.20.0.0/15 EC2 IAD prefix}
		PTR	`ec2-23-20-203-168.compute-1.amazonaws.com`
A	98.91.46.93^{🇺🇸 Amazon98.88.0.0/13 EC2 IAD prefix}
NS	`ns-426.awsdns-53.com` ⭐
		A	2600:9000:5301:aa00::1^{🇺🇸 Amazon2600:9000:5301::/48 - CloudFront}
			PTR	`ns-426.awsdns-53.com`
		A	205.251.193.170^{🇺🇸 Amazon205.251.193.0/24 prefix}
			PTR	`ns-426.awsdns-53.com`
NS	`ns-1074.awsdns-06.org`
		A	2600:9000:5304:3200::1^{🇺🇸 Amazon2600:9000:5304::/48 - CloudFront}
			PTR	`ns-1074.awsdns-06.org`
		A	205.251.196.50^{🇺🇸 Amazon205.251.196.0/24 prefix}
			PTR	`ns-1074.awsdns-06.org`
NS	`ns-1669.awsdns-16.co.uk`
		A	2600:9000:5306:8500::1^{🇺🇸 Amazon2600:9000:5306::/48 - CloudFront}
			PTR	`ns-1669.awsdns-16.co.uk`
		A	205.251.198.133^{🇺🇸 Amazon205.251.198.0/24 prefix}
			PTR	`ns-1669.awsdns-16.co.uk`
NS	`ns-724.awsdns-26.net`
		A	2600:9000:5302:d400::1^{🇺🇸 Amazon2600:9000:5302::/48 - CloudFront}
			PTR	`ns-724.awsdns-26.net`
		A	205.251.194.212^{🇺🇸 Amazon205.251.194.0/24 prefix}
			PTR	`ns-724.awsdns-26.net`
MX	`mx1.improvmx.com` ⭐
		A	2a05:d012:412:e201:88aa:e7b9:7a43:12d7^{🇫🇷 Amazon2a05:d012:400::/38 AMAZON AWS}
		A	2a05:d012:412:e202:f36:2c1f:1a49:d38a^{🇫🇷 Amazon2a05:d012:400::/38 AMAZON AWS}
		A	2a05:d012:412:e203:373a:f51a:4a85:1d25^{🇫🇷 Amazon2a05:d012:400::/38 AMAZON AWS}
		A	13.37.195.136^{🇫🇷 Amazon13.36.0.0/14 EC2 CDG Prefix}
			PTR	`ec2-13-37-195-136.eu-west-3.compute.amazonaws.com`
		A	15.236.236.160^{🇫🇷 Amazon15.236.0.0/15 EC2 CDG prefix}
			PTR	`ec2-15-236-236-160.eu-west-3.compute.amazonaws.com`
		A	35.181.18.45^{🇫🇷 Amazon35.181.0.0/16 EC2 CDG prefix}
			PTR	`ec2-35-181-18-45.eu-west-3.compute.amazonaws.com`
MX	`mx2.improvmx.com`⁽²⁰⁾
		A	2a05:d012:412:e201:1f6e:f6e4:8fd7:4678^{🇫🇷 Amazon2a05:d012:400::/38 AMAZON AWS}
		A	2a05:d012:412:e202:e81e:cc44:3b53:8a3d^{🇫🇷 Amazon2a05:d012:400::/38 AMAZON AWS}
		A	2a05:d012:412:e203:7e33:3d9c:28d7:ee20^{🇫🇷 Amazon2a05:d012:400::/38 AMAZON AWS}
		A	13.36.107.63^{🇫🇷 Amazon13.36.0.0/14 EC2 CDG Prefix}
			PTR	`ec2-13-36-107-63.eu-west-3.compute.amazonaws.com`
		A	13.36.222.39^{🇫🇷 Amazon13.36.0.0/14 EC2 CDG Prefix}
			PTR	`ec2-13-36-222-39.eu-west-3.compute.amazonaws.com`
		A	15.236.61.92^{🇫🇷 Amazon15.236.0.0/15 EC2 CDG prefix}
			PTR	`ec2-15-236-61-92.eu-west-3.compute.amazonaws.com`
TXT	`v=spf1 include:spf.improvmx.com ~all`
SOA	`ns-426.awsdns-53.com`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=1771291435

Same first word

clarkfoster.com

Similar names

ralfstocker.de

ralfstoerck.de

slaterockfr.com

fosterclark.com

clarkforest.com

scarletfork.com

DNS History

21 records (8 active, 13 former)

●NSns-1074.awsdns-06.org2026-03-15 → 2026-03-23 · 3 obs

○ 2018-06-09 04:19:02
● 2026-03-15 20:18:46
● 2026-03-23 19:23:22

●NSns-1669.awsdns-16.co.uk2026-03-15 → 2026-03-23 · 3 obs

○ 2018-06-09 04:19:02
● 2026-03-15 20:18:46
● 2026-03-23 19:23:22

●NSns-426.awsdns-53.com2026-03-15 → 2026-03-23 · 3 obs

○ 2018-06-09 04:19:02
● 2026-03-15 20:18:46
● 2026-03-23 19:23:22

●NSns-724.awsdns-26.net2026-03-15 → 2026-03-23 · 3 obs

○ 2018-06-09 04:19:02
● 2026-03-15 20:18:46
● 2026-03-23 19:23:22

○NSns37.domaincontrol.com2016-12-18 → 2018-06-09 · 4 obs

● 2016-12-18 23:45:48
● 2018-06-09 04:19:02
○ 2026-03-15 20:18:46
○ 2026-03-23 19:23:22

○NSns38.domaincontrol.com2016-12-18 → 2018-06-09 · 4 obs

● 2016-12-18 23:45:48
● 2018-06-09 04:19:02
○ 2026-03-15 20:18:46
○ 2026-03-23 19:23:22

○MXclarkfoster-com.mail.protection.outlook.com2016-12-18 → 2018-06-09 · 4 obs

● 2016-12-18 23:45:48
● 2018-06-09 04:19:02
○ 2026-03-15 20:18:46
○ 2026-03-23 19:23:22

●MXmx1.improvmx.com2026-03-15 → 2026-03-23 · 3 obs

○ 2018-06-09 04:19:02
● 2026-03-15 20:18:46
● 2026-03-23 19:23:22

●MXmx2.improvmx.com2026-03-15 → 2026-03-23 · 3 obs

○ 2018-06-09 04:19:02
● 2026-03-15 20:18:46
● 2026-03-23 19:23:22

○A184.168.221.112018-06-09 → 2018-06-09 · 4 obs

○ 2016-12-18 23:45:48
● 2018-06-09 04:19:02
○ 2026-03-15 20:18:46
○ 2026-03-23 19:23:22

○A184.168.221.142018-06-09 → 2018-06-09 · 4 obs

○ 2016-12-18 23:45:48
● 2018-06-09 04:19:02
○ 2026-03-15 20:18:46
○ 2026-03-23 19:23:22

○A184.168.221.182018-06-09 → 2018-06-09 · 4 obs

○ 2016-12-18 23:45:48
● 2018-06-09 04:19:02
○ 2026-03-15 20:18:46
○ 2026-03-23 19:23:22

○A184.168.221.22018-06-09 → 2018-06-09 · 4 obs

○ 2016-12-18 23:45:48
● 2018-06-09 04:19:02
○ 2026-03-15 20:18:46
○ 2026-03-23 19:23:22

○A184.168.221.242016-12-18 → 2018-06-09 · 4 obs

● 2016-12-18 23:45:48
● 2018-06-09 04:19:02
○ 2026-03-15 20:18:46
○ 2026-03-23 19:23:22

○A184.168.221.262018-06-09 → 2018-06-09 · 4 obs

○ 2016-12-18 23:45:48
● 2018-06-09 04:19:02
○ 2026-03-15 20:18:46
○ 2026-03-23 19:23:22

○A184.168.221.312018-06-09 → 2018-06-09 · 4 obs

○ 2016-12-18 23:45:48
● 2018-06-09 04:19:02
○ 2026-03-15 20:18:46
○ 2026-03-23 19:23:22

○A184.168.221.92018-06-09 → 2018-06-09 · 4 obs

○ 2016-12-18 23:45:48
● 2018-06-09 04:19:02
○ 2026-03-15 20:18:46
○ 2026-03-23 19:23:22

●A23.20.203.1682026-03-23 → 2026-03-23 · 2 obs

○ 2026-03-15 20:18:46
● 2026-03-23 19:23:22

○A3.216.44.402026-03-15 → 2026-03-15 · 3 obs

○ 2018-06-09 04:19:02
● 2026-03-15 20:18:46
○ 2026-03-23 19:23:22

○A54.211.230.2342026-03-15 → 2026-03-15 · 3 obs

○ 2018-06-09 04:19:02
● 2026-03-15 20:18:46
○ 2026-03-23 19:23:22

●A98.91.46.932026-03-23 → 2026-03-23 · 2 obs

○ 2026-03-15 20:18:46
● 2026-03-23 19:23:22

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...	-
clarkfoster.com	ns-724.awsdns-26.net, ns-426.awsdns-53.com, ns-1669.awsdns-16.co.uk, ns-1074.awsdns-06.org	1 record

✅ Authoritative Response

Server:205.251.198.133

NS records: ns-724.awsdns-26.net, ns-426.awsdns-53.com, ns-1669.awsdns-16.co.uk, ns-1074.awsdns-06.org

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for clarkfoster.com (unsigned zone)

⏱️ Timing

Total: 490ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`23.20.203.168, 98.91.46.93`
NS	4	`ns-1074.awsdns-06.org, ns-1669.awsdns-16.co.uk...`
MX	2	`mx1.improvmx.com (pri: 10), mx2.improvmx.com (pri: 20)`
TXT	1	`v=spf1 include:spf.improvmx.com ~all`
SOA	1	`ns-426.awsdns-53.com awsdns-hostmaster.a`

📌 Glue Records Collected

Total: 1

Out-of-bailiwick: 1 (ns-426.awsdns-53.com)

Analysis

IP Addresses

clarkfoster.com has two IP numbers: 23.20.203.168 and 98.91.46.93.

Name Servers

clarkfoster.com delegates to four name servers: ns-426.awsdns-53.com, ns-724.awsdns-26.net, ns-1074.awsdns-06.org and ns-1669.awsdns-16.co.uk.

clarkfoster.com at least partially shares name servers with other domains, including letspack.org, shunbin.net, sqexutm.com, dphpfkdt763j7.cloudfront.net and appitto.me.

These name servers are commonly used with ns-808.awsdns-37.net, ns-1322.awsdns-37.org and ns-1971.awsdns-54.co.uk.

Host names with two IP numbers: ns-426.awsdns-53.com points to 2600:9000:5301:aa00::1 and 205.251.193.170; ns-724.awsdns-26.net points to 2600:9000:5302:d400::1 and 205.251.194.212; ns-1074.awsdns-06.org points to 2600:9000:5304:3200::1 and 205.251.196.50; ns-1669.awsdns-16.co.uk points to 2600:9000:5306:8500::1 and 205.251.198.133.

Mail Servers

clarkfoster.com is served by two mail servers mx1.improvmx.com and mx2.improvmx.com.

clarkfoster.com shares the same mail server setup as other domains, for instance ydownload.com, ellertop.com, isamcentral.com, dotupdate.com and speedoflightheartedness.com.

clarkfoster.com shares some mail servers with other domains, for instance battles.no, benmills.net, paco.audio and costadelsol365.es.

Host names with six IP numbers:

mx1.improvmx.com points to 2a05:d012:412:e201:88aa:e7b9:7a43:12d7, 2a05:d012:412:e202:f36:2c1f:1a49:d38a, 2a05:d012:412:e203:373a:f51a:4a85:1d25, 13.37.195.136, 15.236.236.160 and 35.181.18.45.

mx2.improvmx.com points to 2a05:d012:412:e201:1f6e:f6e4:8fd7:4678, 2a05:d012:412:e202:e81e:cc44:3b53:8a3d, 2a05:d012:412:e203:7e33:3d9c:28d7:ee20, 13.36.107.63, 13.36.222.39 and 15.236.61.92.

clarkfoster.com - robtex.com

clarkfoster.com

com

Same first word

Similar names

DNS History

🔍 DNS Trace

📋 Delegation Chain

✅ Authoritative Response

🔒 DNSSEC Status

⏱️ Timing

📄 Records

📌 Glue Records Collected

Analysis

IP Addresses

Name Servers

Mail Servers

`clarkfoster.com`

`com`