`studybeijing.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:941d:603c:10ae:a55b^{🇺🇸 Amazon2600:1f18:6000::/35 AMAZON EC2 IAD prefix}
		A	2600:1f18:683a:ae1a:b388:33d7:6b80:b869^{🇺🇸 Amazon2600:1f18:6000::/35 AMAZON EC2 IAD prefix}
		A	2600:1f18:683a:ae1b:76c:f6ba:3590:e429^{🇺🇸 Amazon2600:1f18:6000::/35 AMAZON EC2 IAD prefix}
		A	2600:1f18:683a:ae1b:852a:590e:7ebc:38bf^{🇺🇸 Amazon2600:1f18:6000::/35 AMAZON EC2 IAD prefix}
		A	3.87.120.121^{🇺🇸 Amazon3.80.0.0/12 EC2 IAD prefix}
			PTR	`ec2-3-87-120-121.compute-1.amazonaws.com`
		A	18.209.99.9^{🇺🇸 Amazon18.208.0.0/13 EC2 IAD prefix}
			PTR	`ec2-18-209-99-9.compute-1.amazonaws.com`
		A	54.221.97.121^{🇺🇸 Amazon54.221.0.0/16 EC2 IAD prefix}
			PTR	`ec2-54-221-97-121.compute-1.amazonaws.com`
NS	`nsg1.namebrightdns.com`
		A	2600:1f18:683a:ae1a:1dba:3707:c0e9:eb45^{🇺🇸 Amazon2600:1f18:6000::/35 AMAZON EC2 IAD prefix}
		A	2600:1f18:683a:ae1a:6910:62f4:32fe:da87^{🇺🇸 Amazon2600:1f18:6000::/35 AMAZON EC2 IAD prefix}
		A	2600:1f18:683a:ae1a:ec0f:1ca0:2573:e629^{🇺🇸 Amazon2600:1f18:6000::/35 AMAZON EC2 IAD prefix}
		A	2600:1f18:683a:ae1a:f6dc:95b0:7323:b306^{🇺🇸 Amazon2600:1f18:6000::/35 AMAZON EC2 IAD prefix}
		A	2600:1f18:683a:ae1b:67fa:fa22:e118:f9e4^{🇺🇸 Amazon2600:1f18:6000::/35 AMAZON EC2 IAD prefix}
		A	3.91.91.72^{🇺🇸 Amazon3.80.0.0/12 EC2 IAD prefix}
			PTR	`ec2-3-91-91-72.compute-1.amazonaws.com`
		A	18.208.218.58^{🇺🇸 Amazon18.208.0.0/13 EC2 IAD prefix}
			PTR	`ec2-18-208-218-58.compute-1.amazonaws.com`
		A	18.234.93.33^{🇺🇸 Amazon18.232.0.0/14 EC2 IAD prefix}
			PTR	`ec2-18-234-93-33.compute-1.amazonaws.com`
		A	54.83.114.117^{🇺🇸 Amazon54.80.0.0/14 EC2 IAD prefix}
			PTR	`ec2-54-83-114-117.compute-1.amazonaws.com`
		A	100.31.89.178^{🇺🇸 Amazon100.24.0.0/13 EC2 IAD prefix}
			PTR	`ec2-100-31-89-178.compute-1.amazonaws.com`
NS	`nsg2.namebrightdns.com`
		A	2600:1f18:683a:ae1a:3cec:428f:f959:bbcd^{🇺🇸 Amazon2600:1f18:6000::/35 AMAZON EC2 IAD prefix}
		A	2600:1f18:683a:ae1b:10ae:a73c:749e:ba96^{🇺🇸 Amazon2600:1f18:6000::/35 AMAZON EC2 IAD prefix}
		A	2600:1f18:683a:ae1b:1a53:4f01:b8e5:70ce^{🇺🇸 Amazon2600:1f18:6000::/35 AMAZON EC2 IAD prefix}
		A	2600:1f18:683a:ae1b:3c36:edc7:3de8:7b2f^{🇺🇸 Amazon2600:1f18:6000::/35 AMAZON EC2 IAD prefix}
		A	2600:1f18:683a:ae1b:5021:20f8:8244:f353^{🇺🇸 Amazon2600:1f18:6000::/35 AMAZON EC2 IAD prefix}
		A	13.222.200.83^{🇺🇸 Amazon13.216.0.0/13 EC2 IAD prefix}
			PTR	`ec2-13-222-200-83.compute-1.amazonaws.com`
		A	54.167.59.20^{🇺🇸 Amazon54.167.0.0/17}
			PTR	`ec2-54-167-59-20.compute-1.amazonaws.com`
		A	98.86.225.195^{🇺🇸 Amazon98.80.0.0/13 EC2 IAD Prefix}
			PTR	`ec2-98-86-225-195.compute-1.amazonaws.com`
		A	98.91.178.132^{🇺🇸 Amazon98.88.0.0/13 EC2 IAD prefix}
			PTR	`ec2-98-91-178-132.compute-1.amazonaws.com`
		A	98.93.47.182^{🇺🇸 Amazon98.88.0.0/13 EC2 IAD prefix}
			PTR	`ec2-98-93-47-182.compute-1.amazonaws.com`
TXT	`v=spf1 -all`
TXT	`afternic-verification-G9G3tM8T8EwEizzPzjGJWF`
SOA	`ns1.namebrightdns.com`dns@namebright.com 2026-04-12 #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=1775997812

WOT: SAFE (61/100)

Subdomains

www.studybeijing.com

Same first word

studybeijing.com

studybeijing.com.cn

DNS History

18 records (7 active, 11 former)

●NSns1.namebrightdns.com2015-11-13 → 2026-04-12 · 2 obs

● 2015-11-13 16:15:00
● 2026-04-12 12:45:48

○NSns2.namebrightdns.com2015-11-13 → 2017-02-03 · 4 obs

● 2015-11-13 16:15:00
● 2017-02-03 13:08:56
○ 2026-03-31 01:58:10
○ 2026-04-12 12:45:48

●NSnsg1.namebrightdns.com2026-03-31 → 2026-04-12 · 3 obs

○ 2017-02-03 13:08:56
● 2026-03-31 01:58:10
● 2026-04-12 12:45:48

●NSnsg2.namebrightdns.com2015-11-13 → 2026-04-12 · 5 obs

● 2015-11-13 16:15:00
○ 2016-02-08 11:45:06
○ 2017-02-03 13:08:56
● 2026-03-31 01:58:10
● 2026-04-12 12:45:48

●A13.223.25.842026-03-31 → 2026-04-12 · 3 obs

○ 2017-02-03 13:08:56
● 2026-03-31 01:58:10
● 2026-04-12 12:45:48

●A2600:1f18:4ae:c605:dd5d:b838:5816:d7fb2026-03-31 → 2026-04-12 · 3 obs

○ 2017-02-03 13:08:56
● 2026-03-31 01:58:10
● 2026-04-12 12:45:48

●A2600:1f18:4ae:c606:78d4:4260:db4e:aeee2026-03-31 → 2026-04-12 · 3 obs

○ 2017-02-03 13:08:56
● 2026-03-31 01:58:10
● 2026-04-12 12:45:48

○A52.0.96.242016-02-08 → 2016-02-08 · 4 obs

○ 2015-11-13 16:15:00
● 2016-02-08 11:45:06
○ 2016-06-17 17:25:06
○ 2026-04-12 12:45:48

○A52.200.243.1232016-06-17 → 2016-06-17 · 4 obs

○ 2016-02-08 11:45:06
● 2016-06-17 17:25:06
○ 2017-02-03 13:08:56
○ 2026-04-12 12:45:48

○A52.54.132.832017-02-03 → 2017-02-03 · 4 obs

○ 2016-06-17 17:25:06
● 2017-02-03 13:08:56
○ 2026-03-31 01:58:10
○ 2026-04-12 12:45:48

○A52.71.117.992016-02-08 → 2016-02-08 · 4 obs

○ 2015-11-13 16:15:00
● 2016-02-08 11:45:06
○ 2016-06-17 17:25:06
○ 2026-04-12 12:45:48

○A54.152.144.2432016-06-17 → 2016-06-17 · 4 obs

○ 2016-02-08 11:45:06
● 2016-06-17 17:25:06
○ 2017-02-03 13:08:56
○ 2026-04-12 12:45:48

○A54.174.31.2542015-11-13 → 2015-11-13 · 3 obs

● 2015-11-13 16:15:00
○ 2016-02-08 11:45:06
○ 2026-04-12 12:45:48

○A54.208.74.2152015-11-13 → 2015-11-13 · 3 obs

● 2015-11-13 16:15:00
○ 2016-02-08 11:45:06
○ 2026-04-12 12:45:48

●A54.243.117.1972026-03-31 → 2026-04-12 · 3 obs

○ 2017-02-03 13:08:56
● 2026-03-31 01:58:10
● 2026-04-12 12:45:48

○A54.88.107.1402017-02-03 → 2017-02-03 · 4 obs

○ 2016-06-17 17:25:06
● 2017-02-03 13:08:56
○ 2026-03-31 01:58:10
○ 2026-04-12 12:45:48

○CNAMEhdredirect-lb-399551664.us-east-1.elb.amazonaws.com2015-11-13 → 2016-06-17 · 4 obs

● 2015-11-13 16:15:00
● 2016-06-17 17:25:06
○ 2017-02-03 13:08:56
○ 2026-04-12 12:45:48

○CNAMEhdredirect-lb3-890977680.us-east-1.elb.amazonaws.com2017-02-03 → 2017-02-03 · 4 obs

○ 2016-06-17 17:25:06
● 2017-02-03 13:08:56
○ 2026-03-31 01:58:10
○ 2026-04-12 12:45:48

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	l.gtld-servers.net, j.gtld-servers.net, h.gtld-servers.net, d.gtld-servers.net...	-
studybeijing.com	nsg1.namebrightdns.com, nsg2.namebrightdns.com	20 records

✅ Authoritative Response

Server:100.31.89.178

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

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for studybeijing.com (unsigned zone)

⏱️ Timing

Total: 146ms | 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: 20

Out-of-bailiwick: 20 (nsg1.namebrightdns.com, nsg1.namebrightdns.com, nsg1.namebrightdns.com...)

Analysis

Hierarchy

studybeijing.com is the parent of www.studybeijing.com.

IP Addresses

studybeijing.com resolves to four IPs: 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 prepquiz.com, smartethic.com, slaymarket.com, assets.irvel.com and articles.gamingocean.com share IP numbers with studybeijing.com.

Name Servers

studybeijing.com delegates to three name servers: ns1.namebrightdns.com, nsg1.namebrightdns.com and nsg2.namebrightdns.com.

studybeijing.com shares some name servers with other domains, for example thumbcoins.com, hostmaster.rhapis.com, mail.gorillatoolbox.com, rdracing.com and mail.key2success.com.

These name servers are commonly paired with ns2.namebrightdns.com, domain-for-sale.hugedomainsdns.com, forsale.hugedomainsdns.com, expired1.namebrightdns.com, expired2.namebrightdns.com, ns3431303430-1.wdndns.com and ns3431303430-2.wdndns.com.

Host names with ten IP numbers:

nsg1.namebrightdns.com points to: 2600:1f18:683a:ae1a:1dba:3707:c0e9:eb45, 2600:1f18:683a:ae1a:6910:62f4:32fe:da87, 2600:1f18:683a:ae1a:ec0f:1ca0:2573:e629, 2600:1f18:683a:ae1a:f6dc:95b0:7323:b306, 2600:1f18:683a:ae1b:67fa:fa22:e118:f9e4, 3.91.91.72, 18.208.218.58, 18.234.93.33, 54.83.114.117 and 100.31.89.178.

nsg2.namebrightdns.com points to: 2600:1f18:683a:ae1a:3cec:428f:f959:bbcd, 2600:1f18:683a:ae1b:10ae:a73c:749e:ba96, 2600:1f18:683a:ae1b:1a53:4f01:b8e5:70ce, 2600:1f18:683a:ae1b:3c36:edc7:3de8:7b2f, 2600:1f18:683a:ae1b:5021:20f8:8244:f353, 13.222.200.83, 54.167.59.20, 98.86.225.195, 98.91.178.132 and 98.93.47.182.

Host names with seven IP numbers:

ns1.namebrightdns.com points to: 2600:1f18:683a:ae1a:941d:603c:10ae:a55b, 2600:1f18:683a:ae1a:b388:33d7:6b80:b869, 2600:1f18:683a:ae1b:76c:f6ba:3590:e429, 2600:1f18:683a:ae1b:852a:590e:7ebc:38bf, 3.87.120.121, 18.209.99.9 and 54.221.97.121.

studybeijing.com - robtex.com