studyby.com - dns.ninja

`studyby.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:6900:d1bd:7672:d0ca^{🇺🇸 Amazon2600:1f18:6000::/35 AMAZON EC2 IAD prefix}
		A	2600:1f18:683a:ae1a:7bc2:638d:8ca6:fcc4^{🇺🇸 Amazon2600:1f18:6000::/35 AMAZON EC2 IAD prefix}
		A	2600:1f18:683a:ae1b:3d91:676:6a3b:630e^{🇺🇸 Amazon2600:1f18:6000::/35 AMAZON EC2 IAD prefix}
		A	2600:1f18:683a:ae1b:b00c:8d5c:a9a3:9538^{🇺🇸 Amazon2600:1f18:6000::/35 AMAZON EC2 IAD prefix}
		A	13.218.191.141^{🇺🇸 Amazon13.216.0.0/13 EC2 IAD prefix}
			PTR	`ec2-13-218-191-141.compute-1.amazonaws.com`
		A	52.203.211.134^{🇺🇸 Amazon52.200.0.0/13 EC2 IAD prefix}
			PTR	`ec2-52-203-211-134.compute-1.amazonaws.com`
NS	`nsg1.namebrightdns.com`
		A	2600:1f18:683a:ae1a:4a5c:f736:fa58:d85^{🇺🇸 Amazon2600:1f18:6000::/35 AMAZON EC2 IAD prefix}
		A	2600:1f18:683a:ae1b:a80d:aa66:fb:1e18^{🇺🇸 Amazon2600:1f18:6000::/35 AMAZON EC2 IAD prefix}
		A	3.88.240.25^{🇺🇸 Amazon3.80.0.0/12 EC2 IAD prefix}
			PTR	`ec2-3-88-240-25.compute-1.amazonaws.com`
		A	52.55.198.41^{🇺🇸 Amazon52.54.0.0/15 EC2 Region prefix}
			PTR	`ec2-52-55-198-41.compute-1.amazonaws.com`
		A	54.175.130.15^{🇺🇸 Amazon54.174.0.0/15 EC2 IAD prefix}
			PTR	`ec2-54-175-130-15.compute-1.amazonaws.com`
NS	`nsg2.namebrightdns.com`
		A	2600:1f18:683a:ae1a:7b03:f4b:4bfa:8287^{🇺🇸 Amazon2600:1f18:6000::/35 AMAZON EC2 IAD prefix}
		A	2600:1f18:683a:ae1a:cc5d:cd19:dd5:828e^{🇺🇸 Amazon2600:1f18:6000::/35 AMAZON EC2 IAD prefix}
		A	2600:1f18:683a:ae1b:3ee4:3218:624e:fbef^{🇺🇸 Amazon2600:1f18:6000::/35 AMAZON EC2 IAD prefix}
		A	2600:1f18:683a:ae1b:5b81:82bc:6de0:b02c^{🇺🇸 Amazon2600:1f18:6000::/35 AMAZON EC2 IAD prefix}
		A	3.80.109.14^{🇺🇸 Amazon3.80.0.0/12 EC2 IAD prefix}
			PTR	`ec2-3-80-109-14.compute-1.amazonaws.com`
		A	18.232.139.44^{🇺🇸 Amazon18.232.0.0/14 EC2 IAD prefix}
			PTR	`ec2-18-232-139-44.compute-1.amazonaws.com`
		A	98.81.3.34^{🇺🇸 Amazon98.80.0.0/13 EC2 IAD Prefix}
			PTR	`ec2-98-81-3-34.compute-1.amazonaws.com`
TXT	`v=spf1 -all`
TXT	`afternic-verification-G9G3tM8T8EwEizzPzjGJWF`
SOA	`ns1.namebrightdns.com`dns@namebright.com 2026-06-18 #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=1781823930

Same first word

studyby.com

Similar names

ybstudy.com

ybdusty.com

bystudy.ru

bystudy.net

bydusty.com

bystudy.cn

bystudy.com

DNS History

22 records (7 active, 15 former)

○NSdns15.hichina.com2008-03-08 → 2008-03-08 · 3 obs

● 2008-03-08 22:24:14
○ 2015-07-03 02:27:46
○ 2026-06-18 23:25:52

○NSdns16.hichina.com2008-03-08 → 2008-03-08 · 3 obs

● 2008-03-08 22:24:14
○ 2015-07-03 02:27:46
○ 2026-06-18 23:25:52

●NSns1.namebrightdns.com2015-07-03 → 2026-06-18 · 9 obs

○ 2008-03-08 22:24:14
● 2015-07-03 02:27:46
○ 2015-11-11 19:20:30
● 2016-02-01 10:55:38
○ 2016-05-01 13:35:16
● 2017-03-17 17:23:42
○ 2020-02-02 00:29:00
● 2026-03-27 04:59:42
● 2026-06-18 23:25:52

○NSns2.namebrightdns.com2015-07-03 → 2017-03-17 · 8 obs

○ 2008-03-08 22:24:14
● 2015-07-03 02:27:46
○ 2015-11-11 19:20:30
● 2016-02-01 10:55:38
○ 2016-05-01 13:35:16
● 2017-03-17 17:23:42
○ 2020-02-02 00:29:00
○ 2026-06-18 23:25:52

●NSnsg1.namebrightdns.com2015-11-11 → 2026-06-18 · 7 obs

○ 2015-07-03 02:27:46
● 2015-11-11 19:20:30
○ 2016-02-01 10:55:38
● 2016-05-01 13:35:16
○ 2017-03-17 17:23:42
● 2020-02-02 00:29:00
● 2026-06-18 23:25:52

●NSnsg2.namebrightdns.com2015-11-11 → 2026-06-18 · 7 obs

○ 2015-07-03 02:27:46
● 2015-11-11 19:20:30
○ 2016-02-01 10:55:38
● 2016-05-01 13:35:16
○ 2017-03-17 17:23:42
● 2020-02-02 00:29:00
● 2026-06-18 23:25:52

○MXanmail.namebrightmail.com2015-07-03 → 2015-07-03 · 4 obs

○ 2008-03-08 22:24:14
● 2015-07-03 02:27:46
○ 2015-11-11 19:20:30
○ 2026-06-18 23:25:52

●A13.223.25.842026-03-27 → 2026-06-18 · 3 obs

○ 2020-02-02 00:29:00
● 2026-03-27 04:59:42
● 2026-06-18 23:25:52

●A2600:1f18:4ae:c605:dd5d:b838:5816:d7fb2026-03-27 → 2026-06-18 · 3 obs

○ 2020-02-02 00:29:00
● 2026-03-27 04:59:42
● 2026-06-18 23:25:52

●A2600:1f18:4ae:c606:78d4:4260:db4e:aeee2026-03-27 → 2026-06-18 · 3 obs

○ 2020-02-02 00:29:00
● 2026-03-27 04:59:42
● 2026-06-18 23:25:52

○A34.206.157.642017-03-17 → 2017-03-17 · 4 obs

○ 2016-05-01 13:35:16
● 2017-03-17 17:23:42
○ 2020-02-02 00:29:00
○ 2026-06-18 23:25:52

○A52.200.243.1232016-05-01 → 2016-05-01 · 4 obs

○ 2016-02-01 10:55:38
● 2016-05-01 13:35:16
○ 2017-03-17 17:23:42
○ 2026-06-18 23:25:52

○A54.152.144.2432016-05-01 → 2016-05-01 · 4 obs

○ 2016-02-01 10:55:38
● 2016-05-01 13:35:16
○ 2017-03-17 17:23:42
○ 2026-06-18 23:25:52

○A54.174.31.2542015-07-03 → 2015-11-11 · 4 obs

● 2015-07-03 02:27:46
● 2015-11-11 19:20:30
○ 2016-02-01 10:55:38
○ 2026-06-18 23:25:52

○A54.208.74.2152015-07-03 → 2015-11-11 · 4 obs

● 2015-07-03 02:27:46
● 2015-11-11 19:20:30
○ 2016-02-01 10:55:38
○ 2026-06-18 23:25:52

○A54.209.90.812016-02-01 → 2016-02-01 · 4 obs

○ 2015-11-11 19:20:30
● 2016-02-01 10:55:38
○ 2016-05-01 13:35:16
○ 2026-06-18 23:25:52

○A54.236.195.152017-03-17 → 2017-03-17 · 4 obs

○ 2016-05-01 13:35:16
● 2017-03-17 17:23:42
○ 2020-02-02 00:29:00
○ 2026-06-18 23:25:52

●A54.243.117.1972026-03-27 → 2026-06-18 · 3 obs

○ 2020-02-02 00:29:00
● 2026-03-27 04:59:42
● 2026-06-18 23:25:52

○A54.85.54.292016-02-01 → 2016-02-01 · 4 obs

○ 2015-11-11 19:20:30
● 2016-02-01 10:55:38
○ 2016-05-01 13:35:16
○ 2026-06-18 23:25:52

○CNAMEhdredirect-lb-399551664.us-east-1.elb.amazonaws.com2015-07-03 → 2016-05-01 · 5 obs

○ 2008-03-08 22:24:14
● 2015-07-03 02:27:46
● 2016-05-01 13:35:16
○ 2017-03-17 17:23:42
○ 2026-06-18 23:25:52

○CNAMEhdredirect-lb3-890977680.us-east-1.elb.amazonaws.com2017-03-17 → 2017-03-17 · 4 obs

○ 2016-05-01 13:35:16
● 2017-03-17 17:23:42
○ 2020-02-02 00:29:00
○ 2026-06-18 23:25:52

○CNAMEhdredirect-lb5-1afb6e2973825a56.elb.us-east-1.amazonaws.com2020-02-02 → 2020-02-02 · 4 obs

○ 2017-03-17 17:23:42
● 2020-02-02 00:29:00
○ 2026-03-27 04:59:42
○ 2026-06-18 23:25:52

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...	-
studyby.com	nsg1.namebrightdns.com, nsg2.namebrightdns.com	12 records

✅ Authoritative Response

Server:18.232.139.44

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

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for studyby.com (unsigned zone)

⏱️ Timing

Total: 333ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`13.223.25.84, 54.243.117.197`
AAAA	2	`2600:1f18:4ae:c606:78d4:4260:db4e:aeee, 2600:1f18:4ae:c605:dd5d:b838:5816:d7fb`
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: 12

Out-of-bailiwick: 12 (nsg1.namebrightdns.com, nsg1.namebrightdns.com, nsg1.namebrightdns.com...)

Analysis

IP Addresses

studyby.com resolves to four IP addresses: 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.

imaginetours.com, mail.dodri.com, mail.blahr.com and two other host names share IP numbers with studyby.com.

Name Servers

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

studyby.com shares at least some of its name servers with other domains, including seolok.com, pawsone.com, brokenthread.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.

Hostnames that resolve to 7 IP addresses:

Hostname nsg2.namebrightdns.com directs to 3.80.109.14, 18.232.139.44 and 98.81.3.34 along with 4 other IP addresses.

Hostnames that resolve to 6 IP addresses:

Hostname ns1.namebrightdns.com directs to 13.218.191.141, 52.203.211.134 and 2600:1f18:683a:ae1a:6900:d1bd:7672:d0ca along with 3 other IP addresses.

Hostnames pointing to five IP numbers:

nsg1.namebrightdns.com resolves to four IP addresses: 3.88.240.25, 52.55.198.41, 54.175.130.15 and two others.