`57cb.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	3.93.61.140^{🇺🇸 Amazon3.80.0.0/12 EC2 IAD prefix}
			PTR	`ec2-3-93-61-140.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`
		A	174.129.117.232^{🇺🇸 Amazon174.129.0.0/16 Execution Services}
			PTR	`ec2-174-129-117-232.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:18c:37a5:651d:7bdc^{🇺🇸 Amazon2600:1f18:6000::/35 AMAZON EC2 IAD prefix}
		A	2600:1f18:683a:ae1b:ac3c:fcfb:521d:2fd5^{🇺🇸 Amazon2600:1f18:6000::/35 AMAZON EC2 IAD prefix}
		A	2600:1f18:683a:ae1b:ed3d:ef92:9331:4834^{🇺🇸 Amazon2600:1f18:6000::/35 AMAZON EC2 IAD prefix}
		A	54.162.235.48^{🇺🇸 Amazon54.160.0.0/14 EC2 IAD prefix}
			PTR	`ec2-54-162-235-48.compute-1.amazonaws.com`
		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`
TXT	`v=spf1 -all`
TXT	`afternic-verification-G9G3tM8T8EwEizzPzjGJWF`
SOA	`ns1.namebrightdns.com`dns@namebright.com 2026-08-07 #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=1786151409

Subdomains

www.57cb.com

Same first word

57cb.com

Similar names

cb75.com

bc57.co.kr

cb57.cc

cb75.vip

bc57.cn

57bc.com

75cb.com

c7b5.com

DNS History

18 records (7 active, 11 former)

○NSa.share-dns.com2026-03-28 → 2026-04-06 · 4 obs

○ 2015-05-28 05:02:50
● 2026-03-28 12:53:02
● 2026-04-06 17:06:20
○ 2026-08-08 01:23:12

○NSa6.share-dns.com2026-03-28 → 2026-04-06 · 4 obs

○ 2015-05-28 05:02:50
● 2026-03-28 12:53:02
● 2026-04-06 17:06:20
○ 2026-08-08 01:23:12

○NSb.share-dns.net2026-03-28 → 2026-04-06 · 4 obs

○ 2015-05-28 05:02:50
● 2026-03-28 12:53:02
● 2026-04-06 17:06:20
○ 2026-08-08 01:23:12

○NSb6.share-dns.net2026-03-28 → 2026-04-06 · 4 obs

○ 2015-05-28 05:02:50
● 2026-03-28 12:53:02
● 2026-04-06 17:06:20
○ 2026-08-08 01:23:12

○NSf1g1ns1.dnspod.net2015-05-28 → 2015-05-28 · 3 obs

● 2015-05-28 05:02:50
○ 2026-03-28 12:53:02
○ 2026-08-08 01:23:12

○NSf1g1ns2.dnspod.net2015-05-28 → 2015-05-28 · 3 obs

● 2015-05-28 05:02:50
○ 2026-03-28 12:53:02
○ 2026-08-08 01:23:12

●NSns1.namebrightdns.com2026-08-08 → 2026-08-08 · 2 obs

○ 2026-04-06 17:06:20
● 2026-08-08 01:23:12

●NSnsg1.namebrightdns.com2026-08-08 → 2026-08-08 · 2 obs

○ 2026-04-06 17:06:20
● 2026-08-08 01:23:12

●NSnsg2.namebrightdns.com2026-08-08 → 2026-08-08 · 2 obs

○ 2026-04-06 17:06:20
● 2026-08-08 01:23:12

○A132.148.4.2232016-07-15 → 2017-05-17 · 5 obs

○ 2016-03-15 07:47:30
● 2016-07-15 14:36:28
● 2017-05-17 20:31:26
○ 2026-03-28 12:53:02
○ 2026-08-08 01:23:12

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

○ 2026-04-06 17:06:20
● 2026-08-08 01:23:12

●A2600:1f18:4ae:c606:def:b9d9:eb9e:77662026-08-08 → 2026-08-08 · 2 obs

○ 2026-04-06 17:06:20
● 2026-08-08 01:23:12

○A38.33.224.1022026-03-28 → 2026-04-06 · 4 obs

○ 2017-05-17 20:31:26
● 2026-03-28 12:53:02
● 2026-04-06 17:06:20
○ 2026-08-08 01:23:12

●A52.201.53.1662026-08-08 → 2026-08-08 · 2 obs

○ 2026-04-06 17:06:20
● 2026-08-08 01:23:12

○A54.153.101.1512016-03-15 → 2016-03-15 · 4 obs

○ 2015-12-14 09:20:54
● 2016-03-15 07:47:30
○ 2016-07-15 14:36:28
○ 2026-08-08 01:23:12

○A54.183.180.822015-10-02 → 2015-12-14 · 5 obs

○ 2015-05-28 05:02:50
● 2015-10-02 14:08:16
● 2015-12-14 09:20:54
○ 2016-03-15 07:47:30
○ 2026-08-08 01:23:12

○A69.165.77.622015-05-28 → 2015-05-28 · 3 obs

● 2015-05-28 05:02:50
○ 2015-10-02 14:08:16
○ 2026-08-08 01:23:12

●A98.82.42.1392026-08-08 → 2026-08-08 · 2 obs

○ 2026-04-06 17:06:20
● 2026-08-08 01:23:12

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	k.gtld-servers.net, c.gtld-servers.net, h.gtld-servers.net, a.gtld-servers.net...	-
57cb.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 57cb.com (unsigned zone)

⏱️ Timing

Total: 251ms | 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

Hierarchy

57cb.com is a parent domain of www.57cb.com.

IP Addresses

57cb.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.

Additional host names — ibubl.com, www.courseverify.com, headlinecode.com and two others — share IP numbers with 57cb.com.

Name Servers

The authoritative name servers for 57cb.com are ns1.namebrightdns.com, nsg1.namebrightdns.com and nsg2.namebrightdns.com — three in total.

57cb.com shares at least some of its name servers with other domains, including fullong.com, devrelax.playcum.com, gzmed.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.

Host names with 7 IP numbers:

Hostname nsg2.namebrightdns.com directs to 54.162.235.48, 54.221.37.2 and 54.235.53.129 along with 4 other IP addresses.

Host names that resolve to five IP addresses:

nsg1.namebrightdns.com points to 3.93.61.140, 100.27.188.59, 174.129.117.232 and two other IP addresses.

Host names with three IP numbers:

The hostname ns1.namebrightdns.com directs to 3.89.42.183, 100.58.124.42 and 2600:1f18:683a:ae1a:c41d:b4cf:322b:2aa6.

57cb.com - robtex.com

57cb.com

com

Subdomains

Same first word

Similar names

DNS History

🔍 DNS Trace

📋 Delegation Chain

✅ Authoritative Response

🔒 DNSSEC Status

⏱️ Timing

📄 Records

📌 Glue Records Collected

Analysis

Hierarchy

IP Addresses

Name Servers

`57cb.com`

`com`