`kb50.com`

DNSSEC	⚠️ Not signed
A	2600:1f18:4ae:c605:dd5d:b838:5816:d7fb^{🇺🇸 Amazon2600:1f18::/35 AMAZON EC2 IAD prefix}
A	2600:1f18:4ae:c606:78d4:4260:db4e:aeee^{🇺🇸 Amazon2600:1f18::/35 AMAZON EC2 IAD prefix}
A	13.223.25.84^{🇺🇸 Amazon13.216.0.0/13 EC2 IAD prefix}
A	54.243.117.197^{🇺🇸 Amazon54.242.0.0/15 EC2 IAD prefix}
NS	`ns1.namebrightdns.com` ⭐
		A	2600:1f18:683a:ae1a:aa86:dc69:2f3:5dbe^{🇺🇸 Amazon2600:1f18:6000::/35 AMAZON EC2 IAD prefix}
		A	2600:1f18:683a:ae1b:6b86:f70d:6af7:3a27^{🇺🇸 Amazon2600:1f18:6000::/35 AMAZON EC2 IAD prefix}
		A	52.91.47.137^{🇺🇸 Amazon52.90.0.0/15 EC2 IAD prefix}
			PTR	`ec2-52-91-47-137.compute-1.amazonaws.com`
		A	54.92.199.119^{🇺🇸 Amazon54.92.128.0/17 EC2 IAD prefix}
			PTR	`ec2-54-92-199-119.compute-1.amazonaws.com`
NS	`nsg1.namebrightdns.com`
		A	2600:1f18:683a:ae1a:894e:779f:a1ca:3cf5^{🇺🇸 Amazon2600:1f18:6000::/35 AMAZON EC2 IAD prefix}
		A	2600:1f18:683a:ae1a:e5a9:8ee2:a408:496a^{🇺🇸 Amazon2600:1f18:6000::/35 AMAZON EC2 IAD prefix}
		A	2600:1f18:683a:ae1b:9806:d504:f0e4:26c^{🇺🇸 Amazon2600:1f18:6000::/35 AMAZON EC2 IAD prefix}
		A	2600:1f18:683a:ae1b:a00e:60bf:4fb5:f5b^{🇺🇸 Amazon2600:1f18:6000::/35 AMAZON EC2 IAD prefix}
		A	2600:1f18:683a:ae1b:b2d2:f9bf:c31b:7e61^{🇺🇸 Amazon2600:1f18:6000::/35 AMAZON EC2 IAD prefix}
		A	3.89.209.21^{🇺🇸 Amazon3.80.0.0/12 EC2 IAD prefix}
			PTR	`ec2-3-89-209-21.compute-1.amazonaws.com`
		A	44.220.149.224^{🇺🇸 Amazon44.192.0.0/11 EC2 IAD prefix}
			PTR	`ec2-44-220-149-224.compute-1.amazonaws.com`
		A	54.90.222.89^{🇺🇸 Amazon54.90.0.0/15 EC2 IAD prefix}
			PTR	`ec2-54-90-222-89.compute-1.amazonaws.com`
		A	98.81.135.11^{🇺🇸 Amazon98.80.0.0/13 EC2 IAD Prefix}
			PTR	`ec2-98-81-135-11.compute-1.amazonaws.com`
NS	`nsg2.namebrightdns.com`
		A	2600:1f18:683a:ae1a:810d:d2b:3efc:2833^{🇺🇸 Amazon2600:1f18:6000::/35 AMAZON EC2 IAD prefix}
		A	2600:1f18:683a:ae1a:e1f7:fcf3:dce8:5758^{🇺🇸 Amazon2600:1f18:6000::/35 AMAZON EC2 IAD prefix}
		A	2600:1f18:683a:ae1a:e842:8110:107c:b494^{🇺🇸 Amazon2600:1f18:6000::/35 AMAZON EC2 IAD prefix}
		A	2600:1f18:683a:ae1b:130f:6e59:4e36:8c1e^{🇺🇸 Amazon2600:1f18:6000::/35 AMAZON EC2 IAD prefix}
		A	3.85.217.230^{🇺🇸 Amazon3.80.0.0/12 EC2 IAD prefix}
			PTR	`ec2-3-85-217-230.compute-1.amazonaws.com`
		A	13.221.125.168^{🇺🇸 Amazon13.216.0.0/13 EC2 IAD prefix}
			PTR	`ec2-13-221-125-168.compute-1.amazonaws.com`
		A	18.209.34.29^{🇺🇸 Amazon18.208.0.0/13 EC2 IAD prefix}
			PTR	`ec2-18-209-34-29.compute-1.amazonaws.com`
		A	34.202.237.97^{🇺🇸 Amazon34.192.0.0/12 EC2 IAD prefix}
			PTR	`ec2-34-202-237-97.compute-1.amazonaws.com`
		A	98.93.89.251^{🇺🇸 Amazon98.88.0.0/13 EC2 IAD prefix}
			PTR	`ec2-98-93-89-251.compute-1.amazonaws.com`
TXT	`afternic-verification-G9G3tM8T8EwEizzPzjGJWF`
TXT	`v=spf1 -all`
SOA	`ns1.namebrightdns.com`dns@namebright.com 2026-03-25 #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=1774464122

Subdomains

nullmx.kb50.com

Same first word

kb50.cn

kb50.com

Similar names

bk05.cn

50bk.com

05bk.cn

05bk.com

kb05.com

5kb0.com

kb05.cn

kb05.de

50kb.org

bk50.com

DNS History

26 records (7 active, 19 former)

○NSdns11.parkpage.foundationapi.com2016-04-06 → 2016-04-06 · 4 obs

○ 2016-01-14 08:26:36
● 2016-04-06 19:05:30
○ 2016-09-13 09:49:18
○ 2026-03-25 18:52:48

○NSdns12.parkpage.foundationapi.com2016-04-06 → 2016-04-06 · 4 obs

○ 2016-01-14 08:26:36
● 2016-04-06 19:05:30
○ 2016-09-13 09:49:18
○ 2026-03-25 18:52:48

○NSkfcn590979.earth.orderbox-dns.com2015-06-01 → 2016-01-14 · 4 obs

● 2015-06-01 01:06:40
● 2016-01-14 08:26:36
○ 2016-04-06 19:05:30
○ 2026-03-25 18:52:48

○NSkfcn590979.mars.orderbox-dns.com2015-06-01 → 2016-01-14 · 4 obs

● 2015-06-01 01:06:40
● 2016-01-14 08:26:36
○ 2016-04-06 19:05:30
○ 2026-03-25 18:52:48

○NSkfcn590979.mercury.orderbox-dns.com2015-06-01 → 2016-01-14 · 4 obs

● 2015-06-01 01:06:40
● 2016-01-14 08:26:36
○ 2016-04-06 19:05:30
○ 2026-03-25 18:52:48

○NSkfcn590979.venus.orderbox-dns.com2015-06-01 → 2016-01-14 · 4 obs

● 2015-06-01 01:06:40
● 2016-01-14 08:26:36
○ 2016-04-06 19:05:30
○ 2026-03-25 18:52:48

●NSns1.namebrightdns.com2016-09-13 → 2026-03-25 · 3 obs

○ 2016-04-06 19:05:30
● 2016-09-13 09:49:18
● 2026-03-25 18:52:48

○NSns2.namebrightdns.com2016-09-13 → 2017-04-18 · 5 obs

○ 2016-04-06 19:05:30
● 2016-09-13 09:49:18
● 2017-04-18 19:45:52
○ 2026-03-25 02:18:40
○ 2026-03-25 18:52:48

●NSnsg1.namebrightdns.com2026-03-25 → 2026-03-25 · 3 obs

○ 2017-04-18 19:45:52
● 2026-03-25 02:18:40
● 2026-03-25 18:52:48

●NSnsg2.namebrightdns.com2026-03-25 → 2026-03-25 · 3 obs

○ 2017-04-18 19:45:52
● 2026-03-25 02:18:40
● 2026-03-25 18:52:48

○A107.23.198.2402016-09-13 → 2016-09-13 · 4 obs

○ 2016-04-06 19:05:30
● 2016-09-13 09:49:18
○ 2017-04-18 19:45:52
○ 2026-03-25 18:52:48

●A13.223.25.842026-03-25 → 2026-03-25 · 3 obs

○ 2017-04-18 19:45:52
● 2026-03-25 02:18:40
● 2026-03-25 18:52:48

○A136.0.189.2542015-06-01 → 2015-06-01 · 3 obs

● 2015-06-01 01:06:40
○ 2015-10-21 05:55:02
○ 2026-03-25 18:52:48

○A209.99.40.2222016-04-06 → 2016-04-06 · 4 obs

○ 2016-01-14 08:26:36
● 2016-04-06 19:05:30
○ 2016-09-13 09:49:18
○ 2026-03-25 18:52:48

●A2600:1f18:4ae:c605:dd5d:b838:5816:d7fb2026-03-25 → 2026-03-25 · 3 obs

○ 2017-04-18 19:45:52
● 2026-03-25 02:18:40
● 2026-03-25 18:52:48

●A2600:1f18:4ae:c606:78d4:4260:db4e:aeee2026-03-25 → 2026-03-25 · 3 obs

○ 2017-04-18 19:45:52
● 2026-03-25 02:18:40
● 2026-03-25 18:52:48

○A50.118.226.812015-10-21 → 2016-01-14 · 5 obs

○ 2015-06-01 01:06:40
● 2015-10-21 05:55:02
● 2016-01-14 08:26:36
○ 2016-04-06 19:05:30
○ 2026-03-25 18:52:48

○A52.0.184.2112017-04-18 → 2017-04-18 · 4 obs

○ 2016-09-13 09:49:18
● 2017-04-18 19:45:52
○ 2026-03-25 02:18:40
○ 2026-03-25 18:52:48

○A52.206.43.2342016-09-13 → 2016-09-13 · 4 obs

○ 2016-04-06 19:05:30
● 2016-09-13 09:49:18
○ 2017-04-18 19:45:52
○ 2026-03-25 18:52:48

○A52.4.72.1372016-09-13 → 2016-09-13 · 4 obs

○ 2016-04-06 19:05:30
● 2016-09-13 09:49:18
○ 2017-04-18 19:45:52
○ 2026-03-25 18:52:48

○A54.164.249.2552017-04-18 → 2017-04-18 · 4 obs

○ 2016-09-13 09:49:18
● 2017-04-18 19:45:52
○ 2026-03-25 02:18:40
○ 2026-03-25 18:52:48

○A54.210.33.1902016-09-13 → 2016-09-13 · 4 obs

○ 2016-04-06 19:05:30
● 2016-09-13 09:49:18
○ 2017-04-18 19:45:52
○ 2026-03-25 18:52:48

○A54.236.123.2242016-09-13 → 2016-09-13 · 4 obs

○ 2016-04-06 19:05:30
● 2016-09-13 09:49:18
○ 2017-04-18 19:45:52
○ 2026-03-25 18:52:48

●A54.243.117.1972026-03-25 → 2026-03-25 · 3 obs

○ 2017-04-18 19:45:52
● 2026-03-25 02:18:40
● 2026-03-25 18:52:48

○CNAMEhdredirect-lb-399551664.us-east-1.elb.amazonaws.com2016-09-13 → 2016-09-13 · 3 obs

● 2016-09-13 09:49:18
○ 2017-04-18 19:45:52
○ 2026-03-25 18:52:48

○CNAMEhdredirect-lb3-890977680.us-east-1.elb.amazonaws.com2017-04-18 → 2017-04-18 · 4 obs

○ 2016-09-13 09:49:18
● 2017-04-18 19:45:52
○ 2026-03-25 02:18:40
○ 2026-03-25 18:52:48

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	l.gtld-servers.net, e.gtld-servers.net, k.gtld-servers.net, c.gtld-servers.net...	-
kb50.com	nsg1.namebrightdns.com, nsg2.namebrightdns.com	18 records

✅ Authoritative Response

Server:13.221.125.168

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

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for kb50.com (unsigned zone)

⏱️ Timing

Total: 159ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`13.223.25.84, 54.243.117.197`
AAAA	2	`2600:1f18:4ae:c605:dd5d:b838:5816:d7fb, 2600:1f18:4ae:c606:78d4:4260:db4e:aeee`
NS	2	`nsg1.namebrightdns.com, nsg2.namebrightdns.com`
TXT	2	`v=spf1 -all, afternic-verification-G9G3tM8T8EwEizzPzj`
SOA	1	`ns1.namebrightdns.com dns.namebright.com`

📌 Glue Records Collected

Total: 18

Out-of-bailiwick: 18 (nsg1.namebrightdns.com, nsg1.namebrightdns.com, nsg1.namebrightdns.com...)

Analysis

Hierarchy

nullmx.kb50.com is a child of kb50.com.

IP Addresses

kb50.com refers to four IP numbers: 2600:1f18:4ae:c605:dd5d:b838:5816:d7fb, 2600:1f18:4ae:c606:78d4:4260:db4e:aeee, 13.223.25.84 and 54.243.117.197.

Other host names, for instance jlait.com, dhanlaxmichemical.com, metcab.com, ns2.onisim.com and mx3.ankersautomotive.com share IP numbers with kb50.com.

Name Servers

kb50.com is delegated to three name servers: ns1.namebrightdns.com, nsg1.namebrightdns.com and nsg2.namebrightdns.com.

kb50.com at least partially shares name servers with other domains, including bosrv.com, givemyip.com, hartdata.com, vpnrouter.com and sleeptag.com.

These name servers are commonly used with ns2.namebrightdns.com, domain-for-sale.hugedomainsdns.com and forsale.hugedomainsdns.com.

Host names with nine IP numbers: nsg1.namebrightdns.com points to 2600:1f18:683a:ae1a:894e:779f:a1ca:3cf5, 2600:1f18:683a:ae1a:e5a9:8ee2:a408:496a, 2600:1f18:683a:ae1b:9806:d504:f0e4:26c, 2600:1f18:683a:ae1b:a00e:60bf:4fb5:f5b, 2600:1f18:683a:ae1b:b2d2:f9bf:c31b:7e61, 3.89.209.21, 44.220.149.224, 54.90.222.89 and 98.81.135.11. nsg2.namebrightdns.com points to 2600:1f18:683a:ae1a:810d:d2b:3efc:2833, 2600:1f18:683a:ae1a:e1f7:fcf3:dce8:5758, 2600:1f18:683a:ae1a:e842:8110:107c:b494, 2600:1f18:683a:ae1b:130f:6e59:4e36:8c1e, 3.85.217.230, 13.221.125.168, 18.209.34.29, 34.202.237.97 and 98.93.89.251. Host names with four IP numbers: ns1.namebrightdns.com points to 2600:1f18:683a:ae1a:aa86:dc69:2f3:5dbe, 2600:1f18:683a:ae1b:6b86:f70d:6af7:3a27, 52.91.47.137 and 54.92.199.119.

kb50.com - robtex.com

kb50.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

`kb50.com`

`com`