study101.com - dns.ninja

`study101.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:752c:910c:f66d:40d4^{🇺🇸 Amazon2600:1f18:6000::/35 AMAZON EC2 IAD prefix}
		A	2600:1f18:683a:ae1b:532:7c1e:9c2f:d0ac^{🇺🇸 Amazon2600:1f18:6000::/35 AMAZON EC2 IAD prefix}
		A	98.84.156.179^{🇺🇸 Amazon98.80.0.0/13 EC2 IAD Prefix}
			PTR	`ec2-98-84-156-179.compute-1.amazonaws.com`
		A	98.93.116.1^{🇺🇸 Amazon98.88.0.0/13 EC2 IAD prefix}
			PTR	`ec2-98-93-116-1.compute-1.amazonaws.com`
NS	`ns2.namebrightdns.com`
		A	2600:1f18:683a:ae1a:d98d:77d0:4351:e98f^{🇺🇸 Amazon2600:1f18:6000::/35 AMAZON EC2 IAD prefix}
		A	2600:1f18:683a:ae1b:96f8:d2c8:7f34:9449^{🇺🇸 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	54.163.9.173^{🇺🇸 Amazon54.160.0.0/14 EC2 IAD prefix}
			PTR	`ec2-54-163-9-173.compute-1.amazonaws.com`
TXT	`v=spf1 -all`
TXT	`afternic-verification-G9G3tM8T8EwEizzPzjGJWF`
SOA	`ns1.namebrightdns.com`dns@namebright.com 2026-07-28 #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=1785271702

Subdomains

www.study101.com

Same first word

study101.com

Similar names

101study.com

DNS History

17 records (6 active, 11 former)

○NSdns1.name-services.com2015-07-06 → 2016-03-29 · 4 obs

● 2015-07-06 08:25:52
● 2016-03-29 02:15:58
○ 2017-04-19 09:53:46
○ 2026-07-28 21:08:18

○NSdns2.name-services.com2015-07-06 → 2016-03-29 · 4 obs

● 2015-07-06 08:25:52
● 2016-03-29 02:15:58
○ 2017-04-19 09:53:46
○ 2026-07-28 21:08:18

○NSdns3.name-services.com2015-07-06 → 2016-03-29 · 4 obs

● 2015-07-06 08:25:52
● 2016-03-29 02:15:58
○ 2017-04-19 09:53:46
○ 2026-07-28 21:08:18

○NSdns4.name-services.com2015-07-06 → 2016-03-29 · 4 obs

● 2015-07-06 08:25:52
● 2016-03-29 02:15:58
○ 2017-04-19 09:53:46
○ 2026-07-28 21:08:18

○NSdns5.name-services.com2015-07-06 → 2016-03-29 · 4 obs

● 2015-07-06 08:25:52
● 2016-03-29 02:15:58
○ 2017-04-19 09:53:46
○ 2026-07-28 21:08:18

●NSns1.namebrightdns.com2017-04-19 → 2026-07-28 · 3 obs

○ 2016-03-29 02:15:58
● 2017-04-19 09:53:46
● 2026-07-28 21:08:18

●NSns2.namebrightdns.com2017-04-19 → 2026-07-28 · 3 obs

○ 2016-03-29 02:15:58
● 2017-04-19 09:53:46
● 2026-07-28 21:08:18

○MXmail.b-io.co2015-07-06 → 2016-03-29 · 4 obs

● 2015-07-06 08:25:52
● 2016-03-29 02:15:58
○ 2017-04-19 09:53:46
○ 2026-07-28 21:08:18

●A13.223.25.842026-03-31 → 2026-07-28 · 3 obs

○ 2017-04-19 09:53:46
● 2026-03-31 02:24:58
● 2026-07-28 21:08:18

●A2600:1f18:4ae:c605:dd5d:b838:5816:d7fb2026-03-31 → 2026-07-28 · 3 obs

○ 2017-04-19 09:53:46
● 2026-03-31 02:24:58
● 2026-07-28 21:08:18

●A2600:1f18:4ae:c606:78d4:4260:db4e:aeee2026-03-31 → 2026-07-28 · 3 obs

○ 2017-04-19 09:53:46
● 2026-03-31 02:24:58
● 2026-07-28 21:08:18

○A52.204.129.222017-04-19 → 2017-04-19 · 4 obs

○ 2016-03-29 02:15:58
● 2017-04-19 09:53:46
○ 2026-03-31 02:24:58
○ 2026-07-28 21:08:18

●A54.243.117.1972026-03-31 → 2026-07-28 · 3 obs

○ 2017-04-19 09:53:46
● 2026-03-31 02:24:58
● 2026-07-28 21:08:18

○A54.85.127.702017-04-19 → 2017-04-19 · 4 obs

○ 2016-03-29 02:15:58
● 2017-04-19 09:53:46
○ 2026-03-31 02:24:58
○ 2026-07-28 21:08:18

○A64.74.223.382015-07-06 → 2015-12-18 · 4 obs

● 2015-07-06 08:25:52
● 2015-12-18 01:33:56
○ 2016-03-29 02:15:58
○ 2026-07-28 21:08:18

○A98.124.243.382016-03-29 → 2016-03-29 · 4 obs

○ 2015-12-18 01:33:56
● 2016-03-29 02:15:58
○ 2017-04-19 09:53:46
○ 2026-07-28 21:08:18

○CNAMEhdredirect-lb3-890977680.us-east-1.elb.amazonaws.com2017-04-19 → 2017-04-19 · 3 obs

● 2017-04-19 09:53:46
○ 2026-03-31 02:24:58
○ 2026-07-28 21:08:18

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...	-
study101.com	ns1.namebrightdns.com, ns2.namebrightdns.com	8 records

✅ Authoritative Response

Server:3.89.42.183

NS records: ns1.namebrightdns.com, ns2.namebrightdns.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for study101.com (unsigned zone)

⏱️ Timing

Total: 148ms | 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	`ns1.namebrightdns.com, ns2.namebrightdns.com`
TXT	2	`afternic-verification-G9G3tM8T8EwEizzPzj, v=spf1 -all`
SOA	1	`ns1.namebrightdns.com dns.namebright.com`

📌 Glue Records Collected

Total: 8

Out-of-bailiwick: 8 (ns1.namebrightdns.com, ns1.namebrightdns.com, ns1.namebrightdns.com...)

Analysis

Hierarchy

The domain www.study101.com falls under the parent study101.com.

IP Addresses

study101.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.

elpry.com, rchautomotive.com, stahlregale.com and two other host names share IP numbers with study101.com.

Name Servers

Two name servers handle the delegation for study101.com: ns1.namebrightdns.com and ns2.namebrightdns.com.

study101.com uses the same name servers as several other domains — among them saywan.com, texasis.com, 0739qcw.com and two more.

At least some of study101.com's name servers are shared with other domains, for example fat4.com, nrios.com, moreheavy.com and two more.

These name servers are often deployed together with the name servers nsg1.namebrightdns.com, nsg2.namebrightdns.com, domain-for-sale.hugedomainsdns.com and forsale.hugedomainsdns.com.

Each of the hosts ns1.namebrightdns.com and ns2.namebrightdns.com has four IP addresses: ns1.namebrightdns.com points to 98.84.156.179, 98.93.116.1, 2600:1f18:683a:ae1a:752c:910c:f66d:40d4 and 2600:1f18:683a:ae1b:532:7c1e:9c2f:d0ac, and ns2.namebrightdns.com points to 3.89.42.183, 54.163.9.173, 2600:1f18:683a:ae1a:d98d:77d0:4351:e98f and 2600:1f18:683a:ae1b:96f8:d2c8:7f34:9449.