`studyloft.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:2402:679e:ae30:cfbb^{🇺🇸 Amazon2600:1f18:6000::/35 AMAZON EC2 IAD prefix}
		A	2600:1f18:683a:ae1a:e745:a261:60df:1dc0^{🇺🇸 Amazon2600:1f18:6000::/35 AMAZON EC2 IAD prefix}
		A	2600:1f18:683a:ae1b:5baf:bb2e:3a49:1c72^{🇺🇸 Amazon2600:1f18:6000::/35 AMAZON EC2 IAD prefix}
		A	54.159.91.195^{🇺🇸 Amazon54.156.0.0/14 EC2 IAD prefix}
			PTR	`ec2-54-159-91-195.compute-1.amazonaws.com`
		A	54.242.20.70^{🇺🇸 Amazon54.242.0.0/15 EC2 IAD prefix}
			PTR	`ec2-54-242-20-70.compute-1.amazonaws.com`
		A	98.93.213.10^{🇺🇸 Amazon98.88.0.0/13 EC2 IAD prefix}
			PTR	`ec2-98-93-213-10.compute-1.amazonaws.com`
NS	`nsg1.namebrightdns.com`
		A	2600:1f18:683a:ae1a:2f90:7b32:9e5b:fb60^{🇺🇸 Amazon2600:1f18:6000::/35 AMAZON EC2 IAD prefix}
		A	2600:1f18:683a:ae1a:3427:dea:901f:33e5^{🇺🇸 Amazon2600:1f18:6000::/35 AMAZON EC2 IAD prefix}
		A	2600:1f18:683a:ae1a:683e:b359:e13d:6b0a^{🇺🇸 Amazon2600:1f18:6000::/35 AMAZON EC2 IAD prefix}
		A	2600:1f18:683a:ae1b:6e0:8d20:f757:f42e^{🇺🇸 Amazon2600:1f18:6000::/35 AMAZON EC2 IAD prefix}
		A	44.220.149.224^{🇺🇸 Amazon44.192.0.0/11 EC2 IAD prefix}
			PTR	`ec2-44-220-149-224.compute-1.amazonaws.com`
		A	54.82.133.37^{🇺🇸 Amazon54.80.0.0/14 EC2 IAD prefix}
			PTR	`ec2-54-82-133-37.compute-1.amazonaws.com`
		A	54.166.162.242^{🇺🇸 Amazon54.166.0.0/15 EC2 IAD prefix}
			PTR	`ec2-54-166-162-242.compute-1.amazonaws.com`
		A	98.88.73.203^{🇺🇸 Amazon98.88.0.0/13 EC2 IAD prefix}
			PTR	`ec2-98-88-73-203.compute-1.amazonaws.com`
NS	`nsg2.namebrightdns.com`
		A	2600:1f18:683a:ae1a:e5a9:8ee2:a408:496a^{🇺🇸 Amazon2600:1f18:6000::/35 AMAZON EC2 IAD prefix}
		A	2600:1f18:683a:ae1b:305:9c6c:f054:6c81^{🇺🇸 Amazon2600:1f18:6000::/35 AMAZON EC2 IAD prefix}
		A	2600:1f18:683a:ae1b:31d2:86e4:9094:6ab7^{🇺🇸 Amazon2600:1f18:6000::/35 AMAZON EC2 IAD prefix}
		A	2600:1f18:683a:ae1b:4136:eadb:bc78:9b77^{🇺🇸 Amazon2600:1f18:6000::/35 AMAZON EC2 IAD prefix}
		A	34.229.140.134^{🇺🇸 Amazon34.224.0.0/12 EC2 Region prefix}
			PTR	`ec2-34-229-140-134.compute-1.amazonaws.com`
		A	52.90.182.127^{🇺🇸 Amazon52.90.0.0/15 EC2 IAD prefix}
			PTR	`ec2-52-90-182-127.compute-1.amazonaws.com`
		A	54.80.96.143^{🇺🇸 Amazon54.80.0.0/14 EC2 IAD prefix}
			PTR	`ec2-54-80-96-143.compute-1.amazonaws.com`
		A	54.196.231.29^{🇺🇸 Amazon54.196.0.0/15 EC2 IAD 54.196.0.0/15}
			PTR	`ec2-54-196-231-29.compute-1.amazonaws.com`
TXT	`afternic-verification-G9G3tM8T8EwEizzPzjGJWF`
TXT	`v=spf1 -all`
SOA	`ns1.namebrightdns.com`dns@namebright.com 2026-04-01 #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=1775082947

WOT: SAFE (61/100)

Subdomains

mail.studyloft.com

Same first word

studyloft.com

DNS History

20 records (7 active, 13 former)

○NSns.gransy.com2017-01-02 → 2017-01-02 · 4 obs

○ 2016-07-05 15:56:12
● 2017-01-02 11:02:54
○ 2019-12-22 23:26:04
○ 2026-04-01 22:44:52

○NSns1.dnsnuts.com2015-06-09 → 2016-07-05 · 6 obs

● 2015-06-09 05:48:06
○ 2015-10-20 21:04:56
● 2016-01-24 04:09:02
● 2016-07-05 15:56:12
○ 2017-01-02 11:02:54
○ 2026-04-01 22:44:52

●NSns1.namebrightdns.com2026-02-21 → 2026-04-01 · 3 obs

○ 2019-12-22 23:26:04
● 2026-02-21 08:30:46
● 2026-04-01 22:44:52

○NSns1.studyloft.com2015-10-20 → 2015-10-20 · 4 obs

○ 2015-06-09 05:48:06
● 2015-10-20 21:04:56
○ 2016-01-24 04:09:02
○ 2026-04-01 22:44:52

○NSns2.dnsnuts.com2015-06-09 → 2016-07-05 · 6 obs

● 2015-06-09 05:48:06
○ 2015-10-20 21:04:56
● 2016-01-24 04:09:02
● 2016-07-05 15:56:12
○ 2017-01-02 11:02:54
○ 2026-04-01 22:44:52

○NSns2.gransy.com2017-01-02 → 2017-01-02 · 4 obs

○ 2016-07-05 15:56:12
● 2017-01-02 11:02:54
○ 2019-12-22 23:26:04
○ 2026-04-01 22:44:52

○NSns3.gransy.com2017-01-02 → 2017-01-02 · 4 obs

○ 2016-07-05 15:56:12
● 2017-01-02 11:02:54
○ 2019-12-22 23:26:04
○ 2026-04-01 22:44:52

○NSns4.gransy.com2017-01-02 → 2017-01-02 · 4 obs

○ 2016-07-05 15:56:12
● 2017-01-02 11:02:54
○ 2019-12-22 23:26:04
○ 2026-04-01 22:44:52

○NSns5.gransy.com2017-01-02 → 2017-01-02 · 4 obs

○ 2016-07-05 15:56:12
● 2017-01-02 11:02:54
○ 2019-12-22 23:26:04
○ 2026-04-01 22:44:52

●NSnsg1.namebrightdns.com2019-12-22 → 2026-04-01 · 3 obs

○ 2017-01-02 11:02:54
● 2019-12-22 23:26:04
● 2026-04-01 22:44:52

●NSnsg2.namebrightdns.com2019-12-22 → 2026-04-01 · 3 obs

○ 2017-01-02 11:02:54
● 2019-12-22 23:26:04
● 2026-04-01 22:44:52

●A13.223.25.842026-02-21 → 2026-04-01 · 3 obs

○ 2019-12-22 23:26:04
● 2026-02-21 08:30:46
● 2026-04-01 22:44:52

○A167.114.156.2142015-06-09 → 2016-07-05 · 6 obs

● 2015-06-09 05:48:06
● 2016-01-24 04:09:02
○ 2016-02-12 21:03:24
● 2016-07-05 15:56:12
○ 2017-01-02 11:02:54
○ 2026-04-01 22:44:52

○A216.92.91.2362017-01-02 → 2017-01-02 · 4 obs

○ 2016-07-05 15:56:12
● 2017-01-02 11:02:54
○ 2019-12-22 23:26:04
○ 2026-04-01 22:44:52

●A2600:1f18:4ae:c605:dd5d:b838:5816:d7fb2026-02-21 → 2026-04-01 · 3 obs

○ 2019-12-22 23:26:04
● 2026-02-21 08:30:46
● 2026-04-01 22:44:52

●A2600:1f18:4ae:c606:78d4:4260:db4e:aeee2026-02-21 → 2026-04-01 · 3 obs

○ 2019-12-22 23:26:04
● 2026-02-21 08:30:46
● 2026-04-01 22:44:52

○A5.39.99.502015-10-20 → 2016-02-12 · 6 obs

○ 2015-06-09 05:48:06
● 2015-10-20 21:04:56
○ 2016-01-24 04:09:02
● 2016-02-12 21:03:24
○ 2016-07-05 15:56:12
○ 2026-04-01 22:44:52

○A5.39.99.512015-06-09 → 2015-06-09 · 3 obs

● 2015-06-09 05:48:06
○ 2015-10-20 21:04:56
○ 2026-04-01 22:44:52

●A54.243.117.1972026-02-21 → 2026-04-01 · 3 obs

○ 2019-12-22 23:26:04
● 2026-02-21 08:30:46
● 2026-04-01 22:44:52

○CNAMEhdredirect-lb5-1afb6e2973825a56.elb.us-east-1.amazonaws.com2019-12-22 → 2019-12-22 · 3 obs

● 2019-12-22 23:26:04
○ 2026-02-21 08:30:46
○ 2026-04-01 22:44:52

🔍 DNS Trace

📋 Delegation Chain

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

✅ Authoritative Response

Server:52.90.182.127

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

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for studyloft.com (unsigned zone)

⏱️ Timing

Total: 238ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`13.223.25.84, 54.243.117.197`
AAAA	2	`2600:1f18:4ae:c605:dd5d:b838:5816:d7fb, 2600:1f18:4ae:c606:78d4:4260:db4e:aeee`
NS	2	`nsg2.namebrightdns.com, nsg1.namebrightdns.com`
TXT	2	`v=spf1 -all, afternic-verification-G9G3tM8T8EwEizzPzj`
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

mail.studyloft.com is a child of studyloft.com.

IP Addresses

studyloft.com refers to four IP numbers: 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 norilaw.com, vidahouse.com, spiritreleasement.com, nobullmedia.com and phucduc.com share IP numbers with studyloft.com.

Name Servers

studyloft.com is delegated to three name servers: ns1.namebrightdns.com, nsg1.namebrightdns.com and nsg2.namebrightdns.com.

studyloft.com at least partially shares name servers with other domains, including uncharities.com, vjhh.com, diecode.com, jgdesignstudio.com and mail.hookmail.com.

these name servers are commonly used alongside the name servers domain-for-sale.hugedomainsdns.com, forsale.hugedomainsdns.com, ns2.namebrightdns.com, ns1.dropcatch.com and ns2.dropcatch.com.

Host names with eight IP numbers:

nsg1.namebrightdns.com points to: 2600:1f18:683a:ae1a:2f90:7b32:9e5b:fb60, 2600:1f18:683a:ae1a:3427:dea:901f:33e5, 2600:1f18:683a:ae1a:683e:b359:e13d:6b0a, 2600:1f18:683a:ae1b:6e0:8d20:f757:f42e, 44.220.149.224, 54.82.133.37, 54.166.162.242 and 98.88.73.203.

nsg2.namebrightdns.com points to: 2600:1f18:683a:ae1a:e5a9:8ee2:a408:496a, 2600:1f18:683a:ae1b:305:9c6c:f054:6c81, 2600:1f18:683a:ae1b:31d2:86e4:9094:6ab7, 2600:1f18:683a:ae1b:4136:eadb:bc78:9b77, 34.229.140.134, 52.90.182.127, 54.80.96.143 and 54.196.231.29.

Host names with six IP numbers:

ns1.namebrightdns.com points to: 2600:1f18:683a:ae1a:2402:679e:ae30:cfbb, 2600:1f18:683a:ae1a:e745:a261:60df:1dc0, 2600:1f18:683a:ae1b:5baf:bb2e:3a49:1c72, 54.159.91.195, 54.242.20.70 and 98.93.213.10.

studyloft.com - robtex.com

studyloft.com

com

Subdomains

Same first word

DNS History

🔍 DNS Trace

📋 Delegation Chain

✅ Authoritative Response

🔒 DNSSEC Status

⏱️ Timing

📄 Records

📌 Glue Records Collected

Analysis

Hierarchy

IP Addresses

Name Servers

`studyloft.com`

`com`