cscguide.com - dns.ninja

`cscguide.com`

DNSSEC	⚠️ Not signed
A	18.209.81.3^{🇺🇸 Amazon18.208.0.0/13 EC2 IAD prefix}
		PTR	`ec2-18-209-81-3.compute-1.amazonaws.com`
A	18.211.0.255^{🇺🇸 Amazon18.208.0.0/13 EC2 IAD prefix}
A	52.4.184.39^{🇺🇸 Amazon52.4.0.0/14 EC2 IAD prefix}
A	52.7.238.214^{🇺🇸 Amazon52.4.0.0/14 EC2 IAD prefix}
A	54.197.185.248^{🇺🇸 Amazon54.196.0.0/15 EC2 IAD 54.196.0.0/15}
A	100.62.169.241^{🇺🇸 Amazon100.48.0.0/12 EC2 IAD prefix}
NS	`ns-1273.awsdns-31.org` ⭐
		A	2600:9000:5304:f900::1^{🇺🇸 Amazon2600:9000:5304::/48 - CloudFront}
			PTR	`ns-1273.awsdns-31.org`
		A	205.251.196.249^{🇺🇸 Amazon205.251.196.0/24 prefix}
			PTR	`ns-1273.awsdns-31.org`
NS	`ns-1857.awsdns-40.co.uk`
		A	2600:9000:5307:4100::1^{🇺🇸 Amazon2600:9000:5307::/48 - CloudFront}
			PTR	`ns-1857.awsdns-40.co.uk`
		A	205.251.199.65^{🇺🇸 Amazon205.251.199.0/24 prefix}
			PTR	`ns-1857.awsdns-40.co.uk`
NS	`ns-228.awsdns-28.com`
		A	2600:9000:5300:e400::1^{🇺🇸 Amazon2600:9000:5300::/48 - CloudFront}
			PTR	`ns-228.awsdns-28.com`
		A	205.251.192.228^{🇺🇸 Amazon205.251.192.0/24 prefix}
			PTR	`ns-228.awsdns-28.com`
NS	`ns-941.awsdns-53.net`
		A	2600:9000:5303:ad00::1^{🇺🇸 Amazon2600:9000:5303::/48 - CloudFront}
			PTR	`ns-941.awsdns-53.net`
		A	205.251.195.173^{🇺🇸 Amazon205.251.195.0/24 prefix}
			PTR	`ns-941.awsdns-53.net`
SOA	`ns-1273.awsdns-31.org`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=1786090639

Subdomains

www.cscguide.com

Same first word

cscguide.com

DNS History

48 records (10 active, 38 former)

●NSns-1273.awsdns-31.org2026-02-16 → 2026-08-07 · 3 obs

○ 2017-09-12 09:13:02
● 2026-02-16 07:47:08
● 2026-08-07 08:46:58

●NSns-1857.awsdns-40.co.uk2026-02-16 → 2026-08-07 · 3 obs

○ 2017-09-12 09:13:02
● 2026-02-16 07:47:08
● 2026-08-07 08:46:58

●NSns-228.awsdns-28.com2026-02-16 → 2026-08-07 · 3 obs

○ 2017-09-12 09:13:02
● 2026-02-16 07:47:08
● 2026-08-07 08:46:58

●NSns-941.awsdns-53.net2026-02-16 → 2026-08-07 · 3 obs

○ 2017-09-12 09:13:02
● 2026-02-16 07:47:08
● 2026-08-07 08:46:58

○NSns37.domaincontrol.com2016-12-19 → 2017-09-12 · 4 obs

● 2016-12-19 18:13:24
● 2017-09-12 09:13:02
○ 2026-02-16 07:47:08
○ 2026-08-07 08:46:58

○NSns38.domaincontrol.com2016-12-19 → 2017-09-12 · 4 obs

● 2016-12-19 18:13:24
● 2017-09-12 09:13:02
○ 2026-02-16 07:47:08
○ 2026-08-07 08:46:58

○MXmailstore1.secureserver.net2016-12-19 → 2026-02-16 · 4 obs

● 2016-12-19 18:13:24
● 2026-02-16 07:47:08
○ 2026-02-19 02:13:12
○ 2026-08-07 08:46:58

○MXsmtp.secureserver.net2016-12-19 → 2026-02-16 · 4 obs

● 2016-12-19 18:13:24
● 2026-02-16 07:47:08
○ 2026-02-19 02:13:12
○ 2026-08-07 08:46:58

○A100.30.25.272026-03-13 → 2026-03-14 · 5 obs

○ 2026-02-19 02:13:12
● 2026-03-13 22:38:08
● 2026-03-14 01:59:00
○ 2026-03-29 00:27:48
○ 2026-08-07 08:46:58

○A100.50.152.1052026-02-16 → 2026-02-19 · 5 obs

○ 2017-09-12 09:13:02
● 2026-02-16 07:47:08
● 2026-02-19 02:13:12
○ 2026-03-13 22:38:08
○ 2026-08-07 08:46:58

○A100.60.240.962026-07-31 → 2026-07-31 · 4 obs

○ 2026-05-17 14:35:08
● 2026-07-31 19:06:26
○ 2026-08-07 08:46:56
○ 2026-08-07 08:46:58

●A100.62.169.2412026-08-07 → 2026-08-07 · 3 obs

○ 2026-07-31 19:06:26
● 2026-08-07 08:46:56
● 2026-08-07 08:46:58

○A13.223.25.1322026-05-17 → 2026-05-17 · 4 obs

○ 2026-03-30 15:20:42
● 2026-05-17 14:35:08
○ 2026-07-31 19:06:26
○ 2026-08-07 08:46:58

●A18.209.81.32026-07-31 → 2026-08-07 · 3 obs

○ 2026-05-17 14:35:08
● 2026-07-31 19:06:26
● 2026-08-07 08:46:58

●A18.211.0.2552026-07-31 → 2026-08-07 · 3 obs

○ 2026-05-17 14:35:08
● 2026-07-31 19:06:26
● 2026-08-07 08:46:58

○A18.235.190.1282026-02-16 → 2026-08-07 · 2 obs

○ 2026-02-16 07:47:08
○ 2026-08-07 08:46:58

○A23.20.165.352026-03-29 → 2026-03-30 · 5 obs

○ 2026-03-14 01:59:00
● 2026-03-29 00:27:48
● 2026-03-30 15:20:42
○ 2026-05-17 14:35:08
○ 2026-08-07 08:46:58

○A3.232.253.1142026-05-17 → 2026-05-17 · 4 obs

○ 2026-03-30 15:20:42
● 2026-05-17 14:35:08
○ 2026-07-31 19:06:26
○ 2026-08-07 08:46:58

○A34.193.0.2212026-02-16 → 2026-08-07 · 2 obs

○ 2026-02-16 07:47:08
○ 2026-08-07 08:46:58

○A34.193.213.2362026-03-29 → 2026-03-30 · 5 obs

○ 2026-03-14 01:59:00
● 2026-03-29 00:27:48
● 2026-03-30 15:20:42
○ 2026-05-17 14:35:08
○ 2026-08-07 08:46:58

○A34.195.102.1192026-05-17 → 2026-05-17 · 4 obs

○ 2026-03-30 15:20:42
● 2026-05-17 14:35:08
○ 2026-07-31 19:06:26
○ 2026-08-07 08:46:58

○A34.196.160.1692026-02-16 → 2026-08-07 · 2 obs

○ 2026-02-16 07:47:08
○ 2026-08-07 08:46:58

○A34.197.241.802026-03-13 → 2026-03-14 · 5 obs

○ 2026-02-19 02:13:12
● 2026-03-13 22:38:08
● 2026-03-14 01:59:00
○ 2026-03-29 00:27:48
○ 2026-08-07 08:46:58

○A34.203.88.1702026-03-29 → 2026-03-30 · 5 obs

○ 2026-03-14 01:59:00
● 2026-03-29 00:27:48
● 2026-03-30 15:20:42
○ 2026-05-17 14:35:08
○ 2026-08-07 08:46:58

○A34.204.145.1282026-02-16 → 2026-02-19 · 5 obs

○ 2017-09-12 09:13:02
● 2026-02-16 07:47:08
● 2026-02-19 02:13:12
○ 2026-03-13 22:38:08
○ 2026-08-07 08:46:58

○A34.204.46.1012026-02-16 → 2026-08-07 · 2 obs

○ 2026-02-16 07:47:08
○ 2026-08-07 08:46:58

○A34.207.212.1212026-03-29 → 2026-03-30 · 5 obs

○ 2026-03-14 01:59:00
● 2026-03-29 00:27:48
● 2026-03-30 15:20:42
○ 2026-05-17 14:35:08
○ 2026-08-07 08:46:58

○A34.225.83.962026-02-16 → 2026-02-19 · 5 obs

○ 2017-09-12 09:13:02
● 2026-02-16 07:47:08
● 2026-02-19 02:13:12
○ 2026-03-13 22:38:08
○ 2026-08-07 08:46:58

○A35.171.119.1902026-02-16 → 2026-02-19 · 5 obs

○ 2017-09-12 09:13:02
● 2026-02-16 07:47:08
● 2026-02-19 02:13:12
○ 2026-03-13 22:38:08
○ 2026-08-07 08:46:58

○A44.205.76.2062026-02-19 → 2026-02-19 · 4 obs

○ 2026-02-16 07:47:08
● 2026-02-19 02:13:12
○ 2026-03-13 22:38:08
○ 2026-08-07 08:46:58

○A44.206.209.1662026-05-17 → 2026-05-17 · 4 obs

○ 2026-03-30 15:20:42
● 2026-05-17 14:35:08
○ 2026-07-31 19:06:26
○ 2026-08-07 08:46:58

○A44.206.84.1462026-02-16 → 2026-02-19 · 5 obs

○ 2017-09-12 09:13:02
● 2026-02-16 07:47:08
● 2026-02-19 02:13:12
○ 2026-03-13 22:38:08
○ 2026-08-07 08:46:58

○A44.208.93.2122026-02-16 → 2026-08-07 · 2 obs

○ 2026-02-16 07:47:08
○ 2026-08-07 08:46:58

○A44.212.139.2132026-03-13 → 2026-03-14 · 5 obs

○ 2026-02-19 02:13:12
● 2026-03-13 22:38:08
● 2026-03-14 01:59:00
○ 2026-03-29 00:27:48
○ 2026-08-07 08:46:58

○A44.220.127.332026-05-17 → 2026-05-17 · 4 obs

○ 2026-03-30 15:20:42
● 2026-05-17 14:35:08
○ 2026-07-31 19:06:26
○ 2026-08-07 08:46:58

○A44.221.137.1122026-03-29 → 2026-03-30 · 5 obs

○ 2026-03-14 01:59:00
● 2026-03-29 00:27:48
● 2026-03-30 15:20:42
○ 2026-05-17 14:35:08
○ 2026-08-07 08:46:58

○A52.1.147.2372026-02-16 → 2026-02-16 · 4 obs

○ 2017-09-12 09:13:02
● 2026-02-16 07:47:08
○ 2026-02-19 02:13:12
○ 2026-08-07 08:46:58

○A52.204.93.1222026-03-13 → 2026-03-14 · 5 obs

○ 2026-02-19 02:13:12
● 2026-03-13 22:38:08
● 2026-03-14 01:59:00
○ 2026-03-29 00:27:48
○ 2026-08-07 08:46:58

●A52.4.184.392026-07-31 → 2026-08-07 · 3 obs

○ 2026-05-17 14:35:08
● 2026-07-31 19:06:26
● 2026-08-07 08:46:58

●A52.7.238.2142026-08-07 → 2026-08-07 · 3 obs

○ 2026-07-31 19:06:26
● 2026-08-07 08:46:56
● 2026-08-07 08:46:58

○A54.156.50.1942026-03-13 → 2026-03-14 · 5 obs

○ 2026-02-19 02:13:12
● 2026-03-13 22:38:08
● 2026-03-14 01:59:00
○ 2026-03-29 00:27:48
○ 2026-08-07 08:46:58

○A54.167.233.582026-03-29 → 2026-03-30 · 5 obs

○ 2026-03-14 01:59:00
● 2026-03-29 00:27:48
● 2026-03-30 15:20:42
○ 2026-05-17 14:35:08
○ 2026-08-07 08:46:58

●A54.197.185.2482026-07-31 → 2026-08-07 · 3 obs

○ 2026-05-17 14:35:08
● 2026-07-31 19:06:26
● 2026-08-07 08:46:58

○A54.225.19.172026-02-16 → 2026-08-07 · 2 obs

○ 2026-02-16 07:47:08
○ 2026-08-07 08:46:58

○A72.167.55.962016-12-19 → 2017-09-12 · 4 obs

● 2016-12-19 18:13:24
● 2017-09-12 09:13:02
○ 2026-02-16 07:47:08
○ 2026-08-07 08:46:58

○A98.84.86.2242026-05-17 → 2026-05-17 · 4 obs

○ 2026-03-30 15:20:42
● 2026-05-17 14:35:08
○ 2026-07-31 19:06:26
○ 2026-08-07 08:46:58

○A98.89.112.752026-07-31 → 2026-07-31 · 4 obs

○ 2026-05-17 14:35:08
● 2026-07-31 19:06:26
○ 2026-08-07 08:46:56
○ 2026-08-07 08:46:58

○A98.91.50.2272026-03-13 → 2026-03-14 · 5 obs

○ 2026-02-19 02:13:12
● 2026-03-13 22:38:08
● 2026-03-14 01:59:00
○ 2026-03-29 00:27:48
○ 2026-08-07 08:46:58

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	e.gtld-servers.net, f.gtld-servers.net, i.gtld-servers.net, h.gtld-servers.net...	-
cscguide.com	ns-228.awsdns-28.com, ns-941.awsdns-53.net, ns-1857.awsdns-40.co.uk, ns-1273.awsdns-31.org	2 records

✅ Authoritative Response

Server:205.251.195.173

NS records: ns-228.awsdns-28.com, ns-941.awsdns-53.net, ns-1857.awsdns-40.co.uk, ns-1273.awsdns-31.org

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for cscguide.com (unsigned zone)

⏱️ Timing

Total: 374ms | Queries: -

📄 Records

Type	Count	Sample Data
A	6	`54.197.185.248, 52.7.238.214...`
NS	4	`ns-1273.awsdns-31.org, ns-1857.awsdns-40.co.uk...`
SOA	1	`ns-1273.awsdns-31.org awsdns-hostmaster.`

📌 Glue Records Collected

Total: 2

Out-of-bailiwick: 2 (ns-228.awsdns-28.com, ns-228.awsdns-28.com)

Analysis

Hierarchy

www.cscguide.com is delegated beneath cscguide.com.

IP Addresses

With 6 IP addresses in total, cscguide.com resolves to 18.209.81.3, 18.211.0.255, 52.4.184.39 and 3 other.

Among the host names that share IP numbers with cscguide.com are summitpoll.com, strykerfellowshiplearning.com, uwhomeforgood.org and two others.

Name Servers

The domain cscguide.com is delegated to these four name servers: ns-228.awsdns-28.com, ns-941.awsdns-53.net, ns-1273.awsdns-31.org and ns-1857.awsdns-40.co.uk.

There is at least partial name server overlap between cscguide.com and other domains — ceritypartners.com, tathcarty.com, bio-rad.biz and two more among them.

All four hostnames — ns-228.awsdns-28.com, ns-941.awsdns-53.net, ns-1273.awsdns-31.org and ns-1857.awsdns-40.co.uk — resolve to two IP numbers apiece: ns-228.awsdns-28.com to 205.251.192.228 and 2600:9000:5300:e400::1; ns-941.awsdns-53.net to 205.251.195.173 and 2600:9000:5303:ad00::1; ns-1273.awsdns-31.org to 205.251.196.249 and 2600:9000:5304:f900::1; ns-1857.awsdns-40.co.uk to 205.251.199.65 and 2600:9000:5307:4100::1.