`studyclassroom.com`

DNSSEC	⚠️ Not signed
A	13.248.169.48^{🇺🇸 Amazon13.248.160.0/20}
		PTR	`a904c694c05102f30.awsglobalaccelerator.com`
A	76.223.54.146^{🇺🇸 Amazon76.223.48.0/20}
NS	`ns1.namefind.com` ⭐
		A	97.74.99.64^{🇺🇸 GODADDY-DNS97.74.98.0/23}
			PTR	`ns1.namefind.com`
NS	`ns2.namefind.com`
		A	173.201.67.64^{🇺🇸 GODADDY-DNS173.201.66.0/23}
			PTR	`ns2.namefind.com`
TXT	`v=spf1 -all`
SOA	`ns1.namefind.com`dns@jomax.net 2023-03-15 #0

`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=1771291435

Subdomains

nullmx.studyclassroom.com

Same first word

studyclassroom.com

DNS History

18 records (4 active, 14 former)

○NSbuy.internettraffic.com2015-10-17 → 2016-04-25 · 5 obs

○ 2015-05-27 01:57:36
● 2015-10-17 05:20:54
● 2016-04-25 07:37:42
○ 2016-12-25 16:02:52
○ 2026-03-23 14:58:20

○NSns1.mark.com2015-05-27 → 2015-05-27 · 3 obs

● 2015-05-27 01:57:36
○ 2015-10-17 05:20:54
○ 2026-03-23 14:58:20

●NSns1.namefind.com2017-12-20 → 2026-03-23 · 3 obs

○ 2016-12-25 16:02:52
● 2017-12-20 09:10:34
● 2026-03-23 14:58:20

○NSns1.uniregistrymarket.link2016-12-25 → 2016-12-25 · 4 obs

○ 2016-04-25 07:37:42
● 2016-12-25 16:02:52
○ 2017-12-20 09:10:34
○ 2026-03-23 14:58:20

○NSns2.mark.com2015-05-27 → 2015-05-27 · 3 obs

● 2015-05-27 01:57:36
○ 2015-10-17 05:20:54
○ 2026-03-23 14:58:20

●NSns2.namefind.com2017-12-20 → 2026-03-23 · 3 obs

○ 2016-12-25 16:02:52
● 2017-12-20 09:10:34
● 2026-03-23 14:58:20

○NSns2.uniregistrymarket.link2016-12-25 → 2016-12-25 · 4 obs

○ 2016-04-25 07:37:42
● 2016-12-25 16:02:52
○ 2017-12-20 09:10:34
○ 2026-03-23 14:58:20

○NSsell.internettraffic.com2015-10-17 → 2016-04-25 · 5 obs

○ 2015-05-27 01:57:36
● 2015-10-17 05:20:54
● 2016-04-25 07:37:42
○ 2016-12-25 16:02:52
○ 2026-03-23 14:58:20

○MXnullmx.studyclassroom.com2015-05-27 → 2015-05-27 · 3 obs

● 2015-05-27 01:57:36
○ 2015-10-17 05:20:54
○ 2026-03-23 14:58:20

●A13.248.169.482026-03-23 → 2026-03-23 · 3 obs

○ 2017-12-20 09:10:34
● 2026-03-23 13:08:38
● 2026-03-23 14:58:20

○A2406:da00:ff00::36c5:f8012015-05-27 → 2015-05-27 · 3 obs

● 2015-05-27 01:57:36
○ 2015-10-17 05:20:54
○ 2026-03-23 14:58:20

○A2406:da00:ff00::36f3:64c72015-05-27 → 2015-05-27 · 3 obs

● 2015-05-27 01:57:36
○ 2015-10-17 05:20:54
○ 2026-03-23 14:58:20

○A54.197.248.12015-05-27 → 2015-05-27 · 3 obs

● 2015-05-27 01:57:36
○ 2015-10-17 05:20:54
○ 2026-03-23 14:58:20

○A54.243.100.1992015-05-27 → 2015-05-27 · 3 obs

● 2015-05-27 01:57:36
○ 2015-10-17 05:20:54
○ 2026-03-23 14:58:20

○A68.178.213.612017-12-20 → 2017-12-20 · 4 obs

○ 2016-12-25 16:02:52
● 2017-12-20 09:10:34
○ 2026-03-23 13:08:38
○ 2026-03-23 14:58:20

○A69.172.201.1532016-04-25 → 2016-12-25 · 5 obs

○ 2016-01-19 17:43:14
● 2016-04-25 07:37:42
● 2016-12-25 16:02:52
○ 2017-12-20 09:10:34
○ 2026-03-23 14:58:20

○A69.172.201.2082015-10-17 → 2016-01-19 · 5 obs

○ 2015-05-27 01:57:36
● 2015-10-17 05:20:54
● 2016-01-19 17:43:14
○ 2016-04-25 07:37:42
○ 2026-03-23 14:58:20

●A76.223.54.1462026-03-23 → 2026-03-23 · 3 obs

○ 2017-12-20 09:10:34
● 2026-03-23 13:08:38
● 2026-03-23 14:58:20

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...	-
studyclassroom.com	ns2.namefind.com, ns1.namefind.com	2 records

✅ Authoritative Response

Server:173.201.67.64

NS records: ns2.namefind.com, ns1.namefind.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for studyclassroom.com (unsigned zone)

⏱️ Timing

Total: 101ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`13.248.169.48, 76.223.54.146`
NS	2	`ns1.namefind.com, ns2.namefind.com`
TXT	1	`v=spf1 -all`
SOA	1	`ns1.namefind.com dns.jomax.net`

📌 Glue Records Collected

Total: 2

Out-of-bailiwick: 2 (ns2.namefind.com, ns1.namefind.com)

Analysis

Hierarchy

studyclassroom.com is the parent of nullmx.studyclassroom.com.

IP Addresses

studyclassroom.com resolves to two IP numbers: 13.248.169.48 and 76.223.54.146.

Other host names, for instance rtntv.com, mailno.kursyangielskiego.com, designerhandbagfakes.publicsets.com, samleie.com and (0x706f726e)oreka.com share IP numbers with studyclassroom.com.

Name Servers

studyclassroom.com has two name servers: ns1.namefind.com and ns2.namefind.com.

studyclassroom.com shares the same name server setup as other domains, for example girlscent.com, hostmaster.tradetv.com, siteaddon.com, ns.rackspace.com.kkrcoach.com and egook.com.

studyclassroom.com shares name servers with other domains to some extent, for example xtra.me and evolves.org.

These name servers are commonly used together with buy.internettraffic.com and sell.internettraffic.com.

Host names with a single IP:

ns1.namefind.com points to 97.74.99.64

ns2.namefind.com points to 173.201.67.64

studyclassroom.com - robtex.com