cs4i.com - dns.ninja

`cs4i.com`

DNSSEC	⚠️ Not signed
A	2600:1f18:4ae:c605:f094:2a0a:4985:526e^{🇺🇸 Amazon2600:1f18::/35 AMAZON EC2 IAD prefix}
A	2600:1f18:4ae:c606:def:b9d9:eb9e:7766^{🇺🇸 Amazon2600:1f18::/35 AMAZON EC2 IAD prefix}
A	52.201.53.166^{🇺🇸 Amazon52.200.0.0/13 EC2 IAD prefix}
A	98.82.42.139^{🇺🇸 Amazon98.80.0.0/13 EC2 IAD Prefix}
NS	`ns1.namebrightdns.com` ⭐
		A	2600:1f18:683a:ae1a:c41d:b4cf:322b:2aa6^{🇺🇸 Amazon2600:1f18:6000::/35 AMAZON EC2 IAD prefix}
		A	3.89.42.183^{🇺🇸 Amazon3.80.0.0/12 EC2 IAD prefix}
			PTR	`ec2-3-89-42-183.compute-1.amazonaws.com`
		A	100.58.124.42^{🇺🇸 Amazon100.48.0.0/12 EC2 IAD prefix}
			PTR	`ec2-100-58-124-42.compute-1.amazonaws.com`
NS	`nsg1.namebrightdns.com`
		A	2600:1f18:683a:ae1a:4f4e:999e:923d:5c17^{🇺🇸 Amazon2600:1f18:6000::/35 AMAZON EC2 IAD prefix}
		A	2600:1f18:683a:ae1a:9b5a:7d38:2d23:6714^{🇺🇸 Amazon2600:1f18:6000::/35 AMAZON EC2 IAD prefix}
		A	2600:1f18:683a:ae1b:53a5:7e50:1f55:7b6f^{🇺🇸 Amazon2600:1f18:6000::/35 AMAZON EC2 IAD prefix}
		A	2600:1f18:683a:ae1b:c77b:8621:67b5:65^{🇺🇸 Amazon2600:1f18:6000::/35 AMAZON EC2 IAD prefix}
		A	3.81.83.148^{🇺🇸 Amazon3.80.0.0/12 EC2 IAD prefix}
			PTR	`ec2-3-81-83-148.compute-1.amazonaws.com`
		A	54.152.124.255^{🇺🇸 Amazon54.152.0.0/16 EC2 IAD prefix}
			PTR	`ec2-54-152-124-255.compute-1.amazonaws.com`
		A	54.211.183.184^{🇺🇸 Amazon54.211.0.0/16 EC2 IAD prefix}
			PTR	`ec2-54-211-183-184.compute-1.amazonaws.com`
NS	`nsg2.namebrightdns.com`
		A	2600:1f18:683a:ae1a:1ff8:84b4:19de:5ca6^{🇺🇸 Amazon2600:1f18:6000::/35 AMAZON EC2 IAD prefix}
		A	2600:1f18:683a:ae1b:8e29:87d8:f97c:1291^{🇺🇸 Amazon2600:1f18:6000::/35 AMAZON EC2 IAD prefix}
		A	54.221.37.2^{🇺🇸 Amazon54.221.0.0/16 EC2 IAD prefix}
			PTR	`ec2-54-221-37-2.compute-1.amazonaws.com`
		A	54.235.53.129^{🇺🇸 Amazon54.234.0.0/15 EC2 IAD prefix}
			PTR	`ec2-54-235-53-129.compute-1.amazonaws.com`
		A	100.27.188.59^{🇺🇸 Amazon100.24.0.0/13 EC2 IAD prefix}
			PTR	`ec2-100-27-188-59.compute-1.amazonaws.com`
TXT	`v=spf1 -all`
TXT	`afternic-verification-G9G3tM8T8EwEizzPzjGJWF`
SOA	`ns1.namebrightdns.com`dns@namebright.com 2026-08-10 #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=1786423129

Same first word

cs4i.com

cs4i.net

Similar names

s4ic.com

i4cs.eu

sc4i.org

is4c.com

isc4.com

cis4.com

4sci.org

c4is.net

sci4.com

is4c.nl

i4cs.org

c4si.org

i4cs.at

c4si.com

ics4.com

4cis.com

4cis.org

4sci.ai

i4sc.com

c4is.com

cis4.net

4ics.com

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4csi.com

i4cs.com

i4cs.com.au

4sci.com

si4c.com

s4ci.com

4sci.net

isc4.k12.il.us

i4cs.net

c4is.ms

4cis.nl

DNS History

14 records (7 active, 7 former)

○NSns.namespace4you.de2020-03-28 → 2020-03-28 · 3 obs

● 2020-03-28 05:42:16
○ 2026-03-24 20:14:24
○ 2026-08-11 05:03:42

●NSns1.namebrightdns.com2026-08-10 → 2026-08-11 · 3 obs

○ 2026-05-09 22:43:24
● 2026-08-10 07:48:44
● 2026-08-11 05:03:42

○NSns2.namespace4you.de2020-03-28 → 2020-03-28 · 3 obs

● 2020-03-28 05:42:16
○ 2026-03-24 20:14:24
○ 2026-08-11 05:03:42

○NSns63.domaincontrol.com2026-03-24 → 2026-05-03 · 5 obs

○ 2020-03-28 05:42:16
● 2026-03-24 20:14:24
● 2026-05-03 02:00:22
○ 2026-05-09 22:43:24
○ 2026-08-11 05:03:42

○NSns64.domaincontrol.com2026-03-24 → 2026-05-03 · 5 obs

○ 2020-03-28 05:42:16
● 2026-03-24 20:14:24
● 2026-05-03 02:00:22
○ 2026-05-09 22:43:24
○ 2026-08-11 05:03:42

●NSnsg1.namebrightdns.com2026-08-10 → 2026-08-11 · 3 obs

○ 2026-05-09 22:43:24
● 2026-08-10 07:48:44
● 2026-08-11 05:03:42

●NSnsg2.namebrightdns.com2026-08-10 → 2026-08-11 · 3 obs

○ 2026-05-09 22:43:24
● 2026-08-10 07:48:44
● 2026-08-11 05:03:42

○MXmxlb.ispgateway.de2020-03-28 → 2020-03-28 · 3 obs

● 2020-03-28 05:42:16
○ 2026-03-24 20:14:24
○ 2026-08-11 05:03:42

●A2600:1f18:4ae:c605:f094:2a0a:4985:526e2026-08-10 → 2026-08-11 · 3 obs

○ 2026-03-24 20:14:24
● 2026-08-10 07:48:44
● 2026-08-11 05:03:42

●A2600:1f18:4ae:c606:def:b9d9:eb9e:77662026-08-10 → 2026-08-11 · 3 obs

○ 2026-03-24 20:14:24
● 2026-08-10 07:48:44
● 2026-08-11 05:03:42

○A2a00:1158:0:100::142020-03-28 → 2020-03-28 · 3 obs

● 2020-03-28 05:42:16
○ 2026-03-24 20:14:24
○ 2026-08-11 05:03:42

●A52.201.53.1662026-08-10 → 2026-08-11 · 3 obs

○ 2026-03-24 20:14:24
● 2026-08-10 07:48:44
● 2026-08-11 05:03:42

○A80.67.16.82020-03-28 → 2020-03-28 · 3 obs

● 2020-03-28 05:42:16
○ 2026-03-24 20:14:24
○ 2026-08-11 05:03:42

●A98.82.42.1392026-08-10 → 2026-08-11 · 3 obs

○ 2026-03-24 20:14:24
● 2026-08-10 07:48:44
● 2026-08-11 05:03:42

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...	-
cs4i.com	nsg1.namebrightdns.com, nsg2.namebrightdns.com	12 records

✅ Authoritative Response

Server:100.27.188.59

NS records: nsg1.namebrightdns.com, nsg2.namebrightdns.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for cs4i.com (unsigned zone)

⏱️ Timing

Total: 196ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`52.201.53.166, 98.82.42.139`
AAAA	2	`2600:1f18:4ae:c606:def:b9d9:eb9e:7766, 2600:1f18:4ae:c605:f094:2a0a:4985:526e`
NS	2	`nsg2.namebrightdns.com, nsg1.namebrightdns.com`
TXT	2	`afternic-verification-G9G3tM8T8EwEizzPzj, v=spf1 -all`
SOA	1	`ns1.namebrightdns.com dns.namebright.com`

📌 Glue Records Collected

Total: 12

Out-of-bailiwick: 12 (nsg1.namebrightdns.com, nsg1.namebrightdns.com, nsg1.namebrightdns.com...)

Analysis

IP Addresses

cs4i.com resolves to four IP addresses: 52.201.53.166, 98.82.42.139, 2600:1f18:4ae:c605:f094:2a0a:4985:526e and 2600:1f18:4ae:c606:def:b9d9:eb9e:7766.

qy435.com, goodair365.com, hydrothink.com and two other host names share IP numbers with cs4i.com.

Name Servers

Three name servers are authoritative for cs4i.com: ns1.namebrightdns.com, nsg1.namebrightdns.com and nsg2.namebrightdns.com.

cs4i.com shares at least some of its name servers with other domains, including per789.com, truelovepet.com, www.mtstec.com and two others.

These name servers are frequently paired with the name servers ns2.namebrightdns.com, domain-for-sale.hugedomainsdns.com and forsale.hugedomainsdns.com.

Hostnames that resolve to 7 IP addresses:

nsg1.namebrightdns.com carries IP addresses 3.81.83.148, 54.152.124.255 and 54.211.183.184, with 4 other addresses beyond those.

Hostnames pointing to five IP numbers:

nsg2.namebrightdns.com resolves to four IP addresses: 54.221.37.2, 54.235.53.129, 100.27.188.59 and two others.

Hostnames that resolve to three IP addresses:

ns1.namebrightdns.com resolves to three addresses: 3.89.42.183, 100.58.124.42 and 2600:1f18:683a:ae1a:c41d:b4cf:322b:2aa6.