🛡️Domain Reputation CheckBlocklist, phishing & malware status→

`studytracker.cloud`

DNSSEC	⚠️ Not signed
A	18.67.76.20^{🇺🇸 Amazon18.67.76.0/22}
		PTR	`server-18-67-76-20.iad89.r.cloudfront.net`
A	18.67.76.21^{🇺🇸 Amazon18.67.76.0/22}
A	18.67.76.58^{🇺🇸 Amazon18.67.76.0/22}
A	18.67.76.126^{🇺🇸 Amazon18.67.76.0/22}
NS	`ns-1744.awsdns-26.co.uk` ⭐
		A	2600:9000:5306:d000::1^{🇺🇸 Amazon2600:9000:5306::/48 - CloudFront}
			PTR	`ns-1744.awsdns-26.co.uk`
		A	205.251.198.208^{🇺🇸 Amazon205.251.198.0/24 prefix}
			PTR	`ns-1744.awsdns-26.co.uk`
NS	`ns-1344.awsdns-40.org`
		A	2600:9000:5305:4000::1^{🇺🇸 Amazon2600:9000:5305::/48 - CloudFront}
			PTR	`ns-1344.awsdns-40.org`
		A	205.251.197.64^{🇺🇸 Amazon205.251.197.0/24 prefix}
NS	`ns-309.awsdns-38.com`
		A	2600:9000:5301:3500::1^{🇺🇸 Amazon2600:9000:5301::/48 - CloudFront}
			PTR	`ns-309.awsdns-38.com`
		A	205.251.193.53^{🇺🇸 Amazon205.251.193.0/24 prefix}
			PTR	`ns-309.awsdns-38.com`
NS	`ns-646.awsdns-16.net`
		A	2600:9000:5302:8600::1^{🇺🇸 Amazon2600:9000:5302::/48 - CloudFront}
			PTR	`ns-646.awsdns-16.net`
		A	205.251.194.134^{🇺🇸 Amazon205.251.194.0/24 prefix}
			PTR	`ns-646.awsdns-16.net`
TXT	`google-site-verification=yWy1nsdckY5oucwt1O5s7cIzaALjmDt77fN3okaSJaY`
SOA	`ns-1744.awsdns-26.co.uk`awsdns-hostmaster@amazon.com serial=1

`cloud`

	DNSSEC	🔒 Signed (DS record present)
	NS	`ns01.trs-dns.com` ⭐
	NS	`ns.trs-dns.com`
	NS	`ns01.trs-dns.net`
	NS	`ns10.trs-dns.info`
	NS	`ns10.trs-dns.org`
	SOA	`ns.trs-dns.com`trs-ops@tucows.com serial=1791726629

Same first word

Previous names

Next names

DNS History

16 records (8 active, 8 former)

●NSns-1344.awsdns-40.org2026-10-07 → 2026-10-11 · 2 obs

● 2026-10-07 06:53:46
● 2026-10-11 14:08:48

●NSns-1744.awsdns-26.co.uk2026-10-07 → 2026-10-11 · 2 obs

● 2026-10-07 06:53:46
● 2026-10-11 14:08:48

●NSns-309.awsdns-38.com2026-10-07 → 2026-10-11 · 2 obs

● 2026-10-07 06:53:46
● 2026-10-11 14:08:48

●NSns-646.awsdns-16.net2026-10-07 → 2026-10-11 · 2 obs

● 2026-10-07 06:53:46
● 2026-10-11 14:08:48

●A18.67.76.1262026-10-07 → 2026-10-11 · 7 obs

○ 2026-10-07 06:53:46
● 2026-10-07 08:15:32
○ 2026-10-07 16:57:26
● 2026-10-08 05:37:42
○ 2026-10-09 10:54:26
● 2026-10-10 01:32:26
● 2026-10-11 14:08:48

●A18.67.76.202026-10-07 → 2026-10-11 · 7 obs

○ 2026-10-07 06:53:46
● 2026-10-07 08:15:32
○ 2026-10-07 16:57:26
● 2026-10-08 05:37:42
○ 2026-10-09 10:54:26
● 2026-10-10 01:32:26
● 2026-10-11 14:08:48

●A18.67.76.212026-10-07 → 2026-10-11 · 7 obs

○ 2026-10-07 06:53:46
● 2026-10-07 08:15:32
○ 2026-10-07 16:57:26
● 2026-10-08 05:37:42
○ 2026-10-09 10:54:26
● 2026-10-10 01:32:26
● 2026-10-11 14:08:48

●A18.67.76.582026-10-07 → 2026-10-11 · 7 obs

○ 2026-10-07 06:53:46
● 2026-10-07 08:15:32
○ 2026-10-07 16:57:26
● 2026-10-08 05:37:42
○ 2026-10-09 10:54:26
● 2026-10-10 01:32:26
● 2026-10-11 14:08:48

○A3.171.76.242026-10-09 → 2026-10-09 · 4 obs

○ 2026-10-08 05:37:42
● 2026-10-09 10:54:26
○ 2026-10-10 01:32:26
○ 2026-10-11 14:08:48

○A3.171.76.742026-10-09 → 2026-10-09 · 4 obs

○ 2026-10-08 05:37:42
● 2026-10-09 10:54:26
○ 2026-10-10 01:32:26
○ 2026-10-11 14:08:48

○A3.171.76.792026-10-09 → 2026-10-09 · 4 obs

○ 2026-10-08 05:37:42
● 2026-10-09 10:54:26
○ 2026-10-10 01:32:26
○ 2026-10-11 14:08:48

○A3.171.76.862026-10-09 → 2026-10-09 · 4 obs

○ 2026-10-08 05:37:42
● 2026-10-09 10:54:26
○ 2026-10-10 01:32:26
○ 2026-10-11 14:08:48

○A52.85.118.112026-10-07 → 2026-10-07 · 5 obs

● 2026-10-07 06:53:46
○ 2026-10-07 08:15:32
● 2026-10-07 16:57:26
○ 2026-10-08 05:37:42
○ 2026-10-11 14:08:48

○A52.85.118.22026-10-07 → 2026-10-07 · 5 obs

● 2026-10-07 06:53:46
○ 2026-10-07 08:15:32
● 2026-10-07 16:57:26
○ 2026-10-08 05:37:42
○ 2026-10-11 14:08:48

○A52.85.118.62026-10-07 → 2026-10-07 · 5 obs

● 2026-10-07 06:53:46
○ 2026-10-07 08:15:32
● 2026-10-07 16:57:26
○ 2026-10-08 05:37:42
○ 2026-10-11 14:08:48

○A52.85.118.752026-10-07 → 2026-10-07 · 5 obs

● 2026-10-07 06:53:46
○ 2026-10-07 08:15:32
● 2026-10-07 16:57:26
○ 2026-10-08 05:37:42
○ 2026-10-11 14:08:48

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
cloud	ns01.trs-dns.net, ns10.trs-dns.info, ns01.trs-dns.com, ns10.trs-dns.org	8 records
studytracker.cloud	ns-309.awsdns-38.com, ns-1744.awsdns-26.co.uk, ns-1344.awsdns-40.org, ns-646.awsdns-16.net	-

✅ Authoritative Response

Server:205.251.194.134

NS records: ns-309.awsdns-38.com, ns-1744.awsdns-26.co.uk, ns-1344.awsdns-40.org, ns-646.awsdns-16.net

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for studytracker.cloud (unsigned zone)

⏱️ Timing

Total: 929ms | Queries: -

📄 Records

Type	Count	Sample Data
A	4	`18.67.76.58, 18.67.76.21...`
NS	4	`ns-1344.awsdns-40.org, ns-1744.awsdns-26.co.uk...`
TXT	1	`google-site-verification=yWy1nsdckY5oucw`
SOA	1	`ns-1744.awsdns-26.co.uk awsdns-hostmaste`

📌 Glue Records Collected

Total: 8

Out-of-bailiwick: 8 (ns10.trs-dns.info, ns10.trs-dns.org, ns01.trs-dns.net...)

Analysis

IP Addresses

studytracker.cloud resolves to four IP addresses: 18.67.76.20, 18.67.76.21, 18.67.76.58 and 18.67.76.126.

Other host names, for instance dwy9yco5yqkmv.amplifyapp.com, crownrow.co.uk, d27v31ywn5p4az.amplifyapp.com and two other share IP numbers with studytracker.cloud.

Name Servers

The domain studytracker.cloud is delegated to these four name servers: ns-309.awsdns-38.com, ns-646.awsdns-16.net, ns-1344.awsdns-40.org and ns-1744.awsdns-26.co.uk.

studytracker.cloud partially shares its NS delegation with several other domains, including rockvillemn.gov, epr777.com, toscana-montabaur.de and two others.

ns-309.awsdns-38.com, ns-646.awsdns-16.net, ns-1344.awsdns-40.org and ns-1744.awsdns-26.co.uk each carry two IP addresses. ns-309.awsdns-38.com has 205.251.193.53 and 2600:9000:5301:3500::1; ns-646.awsdns-16.net has 205.251.194.134 and 2600:9000:5302:8600::1; ns-1344.awsdns-40.org has 205.251.197.64 and 2600:9000:5305:4000::1; ns-1744.awsdns-26.co.uk has 205.251.198.208 and 2600:9000:5306:d000::1.

studytracker.cloud - robtex.com