🛡️Domain Reputation CheckBlocklist, phishing & malware status→

`studybuilder.com`

DNSSEC	⚠️ Not signed
A	52.203.45.226^{🇺🇸 Amazon52.200.0.0/13 EC2 IAD prefix}
		PTR	`ec2-52-203-45-226.compute-1.amazonaws.com`
A	54.210.65.121^{🇺🇸 Amazon54.210.0.0/16 EC2 IAD VPC Address Range}
NS	`ns-55.awsdns-06.com` ⭐
		A	2600:9000:5300:3700::1^{🇺🇸 Amazon2600:9000:5300::/48 - CloudFront}
			PTR	`ns-55.awsdns-06.com`
		A	205.251.192.55^{🇺🇸 Amazon205.251.192.0/24 prefix}
			PTR	`ns-55.awsdns-06.com`
NS	`ns-1063.awsdns-04.org`
		A	2600:9000:5304:2700::1^{🇺🇸 Amazon2600:9000:5304::/48 - CloudFront}
			PTR	`ns-1063.awsdns-04.org`
		A	205.251.196.39^{🇺🇸 Amazon205.251.196.0/24 prefix}
			PTR	`ns-1063.awsdns-04.org`
NS	`ns-1650.awsdns-14.co.uk`
		A	2600:9000:5306:7200::1^{🇺🇸 Amazon2600:9000:5306::/48 - CloudFront}
			PTR	`ns-1650.awsdns-14.co.uk`
		A	205.251.198.114^{🇺🇸 Amazon205.251.198.0/24 prefix}
			PTR	`ns-1650.awsdns-14.co.uk`
NS	`ns-579.awsdns-08.net`
		A	2600:9000:5302:4300::1^{🇺🇸 Amazon2600:9000:5302::/48 - CloudFront}
			PTR	`ns-579.awsdns-08.net`
		A	205.251.194.67^{🇺🇸 Amazon205.251.194.0/24 prefix}
			PTR	`ns-579.awsdns-08.net`
TXT	`https://www.veeva.com/products/veeva-clinical-platform/`
TXT	`v=spf1 redirect=veeva.com`
SOA	`ns-55.awsdns-06.com`awsdns-hostmaster@amazon.com serial=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=1791444319

Previously MX for

studybuilder.com

Same first word

studybuilder.com

studybuilder.de

studybuilder.ai

Similar names

rebuildstudy.ca

builderstudy.xyz

builderstudy.us

Previous names

Next names

DNS History

18 records (6 active, 12 former)

●NSns-1063.awsdns-04.org2026-09-08 → 2026-10-08 · 3 obs

○ 2018-01-24 20:07:30
● 2026-09-08 11:45:00
● 2026-10-08 07:33:20

●NSns-1650.awsdns-14.co.uk2026-09-08 → 2026-10-08 · 3 obs

○ 2018-01-24 20:07:30
● 2026-09-08 11:45:00
● 2026-10-08 07:33:20

●NSns-55.awsdns-06.com2026-09-08 → 2026-10-08 · 3 obs

○ 2018-01-24 20:07:30
● 2026-09-08 11:45:00
● 2026-10-08 07:33:20

●NSns-579.awsdns-08.net2026-09-08 → 2026-10-08 · 3 obs

○ 2018-01-24 20:07:30
● 2026-09-08 11:45:00
● 2026-10-08 07:33:20

○NSns1.dnslink.com2017-01-02 → 2018-01-24 · 5 obs

○ 2016-05-03 02:11:30
● 2017-01-02 10:50:28
● 2018-01-24 20:07:30
○ 2026-09-08 11:45:00
○ 2026-10-08 07:33:20

○NSns1.icontent.com2015-06-06 → 2016-05-03 · 4 obs

● 2015-06-06 05:34:02
● 2016-05-03 02:11:30
○ 2017-01-02 10:50:28
○ 2026-10-08 07:33:20

○NSns2.dnslink.com2017-01-02 → 2018-01-24 · 5 obs

○ 2016-05-03 02:11:30
● 2017-01-02 10:50:28
● 2018-01-24 20:07:30
○ 2026-09-08 11:45:00
○ 2026-10-08 07:33:20

○NSns2.icontent.com2015-06-06 → 2016-05-03 · 4 obs

● 2015-06-06 05:34:02
● 2016-05-03 02:11:30
○ 2017-01-02 10:50:28
○ 2026-10-08 07:33:20

○MXmail.b-io.co2017-01-02 → 2018-01-24 · 5 obs

○ 2016-05-03 02:11:30
● 2017-01-02 10:50:28
● 2018-01-24 20:07:30
○ 2026-09-08 11:45:00
○ 2026-10-08 07:33:20

○MXstudybuilder.com2015-06-06 → 2016-05-03 · 4 obs

● 2015-06-06 05:34:02
● 2016-05-03 02:11:30
○ 2017-01-02 10:50:28
○ 2026-10-08 07:33:20

○A104.130.196.2532015-06-06 → 2016-05-03 · 4 obs

● 2015-06-06 05:34:02
● 2016-05-03 02:11:30
○ 2017-01-02 10:50:28
○ 2026-10-08 07:33:20

○A18.235.133.792026-09-19 → 2026-09-19 · 4 obs

○ 2026-09-08 11:45:00
● 2026-09-19 07:28:18
○ 2026-10-08 05:21:48
○ 2026-10-08 07:33:20

○A209.15.13.1342017-01-02 → 2018-01-24 · 5 obs

○ 2016-05-03 02:11:30
● 2017-01-02 10:50:28
● 2018-01-24 20:07:30
○ 2026-09-08 11:45:00
○ 2026-10-08 07:33:20

○A44.198.71.2552026-09-08 → 2026-09-08 · 4 obs

○ 2018-01-24 20:07:30
● 2026-09-08 11:45:00
○ 2026-09-19 07:28:18
○ 2026-10-08 07:33:20

●A52.203.45.2262026-10-08 → 2026-10-08 · 3 obs

○ 2026-09-19 07:28:18
● 2026-10-08 05:21:48
● 2026-10-08 07:33:20

○A52.44.79.2382026-09-08 → 2026-09-08 · 4 obs

○ 2018-01-24 20:07:30
● 2026-09-08 11:45:00
○ 2026-09-19 07:28:18
○ 2026-10-08 07:33:20

●A54.210.65.1212026-10-08 → 2026-10-08 · 3 obs

○ 2026-09-19 07:28:18
● 2026-10-08 05:21:48
● 2026-10-08 07:33:20

○A98.95.89.622026-09-19 → 2026-09-19 · 4 obs

○ 2026-09-08 11:45:00
● 2026-09-19 07:28:18
○ 2026-10-08 05:21:48
○ 2026-10-08 07:33:20

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...	-
studybuilder.com	ns-55.awsdns-06.com, ns-579.awsdns-08.net, ns-1650.awsdns-14.co.uk, ns-1063.awsdns-04.org	2 records

✅ Authoritative Response

Server:205.251.198.114

NS records: ns-55.awsdns-06.com, ns-579.awsdns-08.net, ns-1650.awsdns-14.co.uk, ns-1063.awsdns-04.org

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for studybuilder.com (unsigned zone)

⏱️ Timing

Total: 614ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`54.210.65.121, 52.203.45.226`
NS	4	`ns-1063.awsdns-04.org, ns-1650.awsdns-14.co.uk...`
TXT	2	`https://www.veeva.com/products/veeva-cli, v=spf1 redirect=veeva.com`
SOA	1	`ns-55.awsdns-06.com awsdns-hostmaster.am`

📌 Glue Records Collected

Total: 2

Out-of-bailiwick: 2 (ns-55.awsdns-06.com, ns-55.awsdns-06.com)

Analysis

IP Addresses

studybuilder.com resolves to the IP addresses 52.203.45.226 and 54.210.65.121

ticketmaster-fr.tm7516.net, ticketmaster-se.tm7505.net, www.tm9743.net plus two other host names have IP numbers in common with studybuilder.com.

Name Servers

Four name servers handle the delegation for studybuilder.com: ns-55.awsdns-06.com, ns-579.awsdns-08.net, ns-1063.awsdns-04.org and ns-1650.awsdns-14.co.uk.

studybuilder.com partially shares its NS delegation with several other domains, including tigerhonda.com, kahimyang.com, fsbohomesiowa.com and two others.

These name servers often co-occur with the name servers ns-521.awsdns-01.net.

ns-55.awsdns-06.com, ns-579.awsdns-08.net, ns-1063.awsdns-04.org and ns-1650.awsdns-14.co.uk each carry two IP addresses. ns-55.awsdns-06.com has 205.251.192.55 and 2600:9000:5300:3700::1; ns-579.awsdns-08.net has 205.251.194.67 and 2600:9000:5302:4300::1; ns-1063.awsdns-04.org has 205.251.196.39 and 2600:9000:5304:2700::1; ns-1650.awsdns-14.co.uk has 205.251.198.114 and 2600:9000:5306:7200::1.

studybuilder.com - robtex.com