opclassof75.com - dns.ninja

`opclassof75.com`

DNSSEC	⚠️ Not signed
A	66.96.149.22^{🇺🇸 EIG-2987366.96.128.0/18 Endurance International Group, Inc}
		PTR	`22.149.96.66.static.eigbox.net`
NS	`ns1.yourhostingaccount.com` ⭐ ⚠️ Not in parent delegation
		A	65.254.254.102^{🇺🇸 EIG-2987365.254.224.0/19 TML Customer}
			PTR	`ns1.yourhostingaccount.com`
NS	`ns1.dotster.com` ⚠️ Not in zone NS records
		A	172.64.52.250^{🇺🇸 Cloudflare172.64.52.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
NS	`ns2.dotster.com` ⚠️ Not in zone NS records
		A	172.64.53.155^{🇺🇸 Cloudflare172.64.53.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
NS	`ns2.yourhostingaccount.com` ⚠️ Not in parent delegation
		A	65.254.254.155^{🇺🇸 EIG-2987365.254.224.0/19 TML Customer}
			PTR	`ns2.yourhostingaccount.com`
MX	`mx.opclassof75.com` ⭐
		A	66.96.140.92^{🇺🇸 EIG-2987366.96.128.0/18 Endurance International Group, Inc}
			PTR	`92.140.96.66.static.eigbox.net`
		A	66.96.140.93^{🇺🇸 EIG-2987366.96.128.0/18 Endurance International Group, Inc}
			PTR	`93.140.96.66.static.eigbox.net`
TXT	`v=spf1 mx -all`
SOA	`ns1.yourhostingaccount.com`admin@yourhostingaccount.com 2012-08-07 #15

`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=1784039227

Subdomains

mx.opclassof75.com

Same first word

opclassof75.com

DNS History

8 records (6 active, 2 former)

●NSns1.dotster.com2026-03-27 → 2026-07-14 · 3 obs

○ 2015-07-14 08:50:30
● 2026-03-27 06:02:04
● 2026-07-14 14:32:08

●NSns1.yourhostingaccount.com2015-07-14 → 2026-07-14 · 2 obs

● 2015-07-14 08:50:30
● 2026-07-14 14:32:08

●NSns2.dotster.com2026-03-27 → 2026-07-14 · 3 obs

○ 2015-07-14 08:50:30
● 2026-03-27 06:02:04
● 2026-07-14 14:32:08

●NSns2.yourhostingaccount.com2015-07-14 → 2026-07-14 · 2 obs

● 2015-07-14 08:50:30
● 2026-07-14 14:32:08

●MXmx.opclassof75.com2015-07-14 → 2026-07-14 · 2 obs

● 2015-07-14 08:50:30
● 2026-07-14 14:32:08

○A66.96.149.162016-04-23 → 2016-04-23 · 4 obs

○ 2016-01-29 04:36:00
● 2016-04-23 02:33:54
○ 2017-01-08 05:38:44
○ 2026-07-14 14:32:08

●A66.96.149.222017-01-08 → 2026-07-14 · 3 obs

○ 2016-04-23 02:33:54
● 2017-01-08 05:38:44
● 2026-07-14 14:32:08

○A66.96.161.1592015-07-14 → 2016-01-29 · 4 obs

● 2015-07-14 08:50:30
● 2016-01-29 04:36:00
○ 2016-04-23 02:33:54
○ 2026-07-14 14:32:08

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...	-
opclassof75.com	ns1.dotster.com, ns2.dotster.com	2 records

✅ Authoritative Response

Server:172.64.52.250

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

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for opclassof75.com (unsigned zone)

⏱️ Timing

Total: 244ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`66.96.149.22`
NS	2	`ns2.yourhostingaccount.com, ns1.yourhostingaccount.com`
MX	1	`mx.opclassof75.com (pri: 30)`
TXT	1	`v=spf1 mx -all`
SOA	1	`ns1.yourhostingaccount.com admin.yourhos`

📌 Glue Records Collected

Total: 2

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

Analysis

Hierarchy

mx.opclassof75.com is a subdomain of opclassof75.com.

IP Addresses

opclassof75.com resolves to one IP address: 66.96.149.22.

parkperk.org, hothouseonline.com, isqchina.net and two other host names share IP numbers with opclassof75.com.

Name Servers

The authoritative name servers for opclassof75.com are ns1.dotster.com, ns2.dotster.com, ns1.yourhostingaccount.com and ns2.yourhostingaccount.com.

The name servers of opclassof75.com overlap at least partially with those of other domains — among them cruisewithcargo.com, dirkw.com, trador.com and two more.

These name servers commonly appear in delegations together with ns1.mydomain.com, ns2.mydomain.com, ns3.mydomain.com and 7 other.

Each of the four hosts ns1.dotster.com, ns2.dotster.com, ns1.yourhostingaccount.com and ns2.yourhostingaccount.com points to a single IP address — ns1.dotster.com points to 172.64.52.250, ns2.dotster.com points to 172.64.53.155, ns1.yourhostingaccount.com points to 65.254.254.102 and ns2.yourhostingaccount.com points to 65.254.254.155.

Mail Servers

Mail for opclassof75.com is handled by a single mail server, mx.opclassof75.com.

mx.opclassof75.com resolves to two IP numbers — 66.96.140.92 and 66.96.140.93.