studydb.com - dns.ninja

`studydb.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: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	`afternic-verification-G9G3tM8T8EwEizzPzjGJWF`
TXT	`v=spf1 -all`
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=1786108874

Same first word

studydb.com

Similar names

dbstudy.com

bdstudy.ru

bdstudy.com

bustydd.net

ddbusty.com

DNS History

17 records (7 active, 10 former)

●NSns1.namebrightdns.com2026-03-27 → 2026-08-07 · 3 obs

○ 2026-03-07 05:54:14
● 2026-03-27 19:43:34
● 2026-08-07 13:26:56

○NSns1.netnames.net2015-04-23 → 2017-04-10 · 4 obs

● 2015-04-23 12:32:36
● 2017-04-10 13:58:00
○ 2026-03-07 05:54:14
○ 2026-08-07 13:26:56

○NSns2.netnames.net2015-04-23 → 2017-04-10 · 4 obs

● 2015-04-23 12:32:36
● 2017-04-10 13:58:00
○ 2026-03-07 05:54:14
○ 2026-08-07 13:26:56

●NSnsg1.namebrightdns.com2026-03-27 → 2026-08-07 · 3 obs

○ 2026-03-07 05:54:14
● 2026-03-27 19:43:34
● 2026-08-07 13:26:56

●NSnsg2.namebrightdns.com2026-03-27 → 2026-08-07 · 3 obs

○ 2026-03-07 05:54:14
● 2026-03-27 19:43:34
● 2026-08-07 13:26:56

○MXanmail.namebrightmail.com2026-03-27 → 2026-03-27 · 4 obs

○ 2026-03-07 05:54:14
● 2026-03-27 19:43:34
○ 2026-04-19 22:15:26
○ 2026-08-07 13:26:56

○MXrelay1.netnames.net2015-04-23 → 2017-04-10 · 4 obs

● 2015-04-23 12:32:36
● 2017-04-10 13:58:00
○ 2026-03-07 05:54:14
○ 2026-08-07 13:26:56

○MXrelay2.netnames.net2015-04-23 → 2017-04-10 · 4 obs

● 2015-04-23 12:32:36
● 2017-04-10 13:58:00
○ 2026-03-07 05:54:14
○ 2026-08-07 13:26:56

●A13.223.25.842026-03-27 → 2026-08-07 · 6 obs

○ 2017-04-10 13:58:00
● 2026-03-27 19:43:34
○ 2026-04-19 22:15:26
○ 2026-04-25 20:02:04
● 2026-06-13 18:36:36
● 2026-08-07 13:26:56

●A2600:1f18:4ae:c605:dd5d:b838:5816:d7fb2026-03-27 → 2026-08-07 · 6 obs

○ 2017-04-10 13:58:00
● 2026-03-27 19:43:34
○ 2026-04-19 22:15:26
○ 2026-04-25 20:02:04
● 2026-06-13 18:36:36
● 2026-08-07 13:26:56

○A2600:1f18:4ae:c605:f094:2a0a:4985:526e2026-04-19 → 2026-04-25 · 5 obs

○ 2026-03-27 19:43:34
● 2026-04-19 22:15:26
● 2026-04-25 20:02:04
○ 2026-06-13 18:36:36
○ 2026-08-07 13:26:56

●A2600:1f18:4ae:c606:78d4:4260:db4e:aeee2026-03-27 → 2026-08-07 · 6 obs

○ 2017-04-10 13:58:00
● 2026-03-27 19:43:34
○ 2026-04-19 22:15:26
○ 2026-04-25 20:02:04
● 2026-06-13 18:36:36
● 2026-08-07 13:26:56

○A2600:1f18:4ae:c606:def:b9d9:eb9e:77662026-04-19 → 2026-04-25 · 5 obs

○ 2026-03-27 19:43:34
● 2026-04-19 22:15:26
● 2026-04-25 20:02:04
○ 2026-06-13 18:36:36
○ 2026-08-07 13:26:56

○A52.201.53.1662026-04-19 → 2026-04-25 · 5 obs

○ 2026-03-27 19:43:34
● 2026-04-19 22:15:26
● 2026-04-25 20:02:04
○ 2026-06-13 18:36:36
○ 2026-08-07 13:26:56

●A54.243.117.1972026-03-27 → 2026-08-07 · 6 obs

○ 2017-04-10 13:58:00
● 2026-03-27 19:43:34
○ 2026-04-19 22:15:26
○ 2026-04-25 20:02:04
● 2026-06-13 18:36:36
● 2026-08-07 13:26:56

○A80.169.116.212015-04-23 → 2016-09-24 · 4 obs

● 2015-04-23 12:32:36
● 2016-09-24 12:58:24
○ 2017-04-10 13:58:00
○ 2026-08-07 13:26:56

○A98.82.42.1392026-04-19 → 2026-04-25 · 5 obs

○ 2026-03-27 19:43:34
● 2026-04-19 22:15:26
● 2026-04-25 20:02:04
○ 2026-06-13 18:36:36
○ 2026-08-07 13:26:56

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	k.gtld-servers.net, j.gtld-servers.net, b.gtld-servers.net, h.gtld-servers.net...	-
studydb.com	nsg1.namebrightdns.com, nsg2.namebrightdns.com	12 records

✅ Authoritative Response

Server:174.129.117.232

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

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for studydb.com (unsigned zone)

⏱️ Timing

Total: 215ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`54.243.117.197, 13.223.25.84`
AAAA	2	`2600:1f18:4ae:c606:78d4:4260:db4e:aeee, 2600:1f18:4ae:c605:dd5d:b838:5816:d7fb`
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

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

posinvest.com, ns.lerebours.com, local709.com plus two other host names have IP numbers in common with studydb.com.

Name Servers

studydb.com carries NS records delegating to ns1.namebrightdns.com, nsg1.namebrightdns.com and nsg2.namebrightdns.com.

There is at least partial name server overlap between studydb.com and other domains — oldbucket.com, orioncell.com, junkgoat.com and two more among them.

The name servers domain-for-sale.hugedomainsdns.com, forsale.hugedomainsdns.com and ns2.namebrightdns.com are often found in combination with these name servers.

Hosts with 7 IP addresses each:

nsg2.namebrightdns.com resolves to 54.162.235.48, 54.221.37.2 and 54.235.53.129 among others, with 4 other IP addresses in total.

Hosts with five IP addresses:

nsg1.namebrightdns.com has IP addresses 3.93.61.140, 100.27.188.59 and 174.129.117.232 along with two other addresses.

Host names carrying three IP numbers:

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