`drtomsclassroom.com`

DNSSEC	⚠️ Not signed
A	104.196.22.118^{🇺🇸 Google104.196.16.0/20}
		PTR	`118.22.196.104.bc.googleusercontent.com`
NS	`ns1.siteground.net` ⭐ ⚠️ Not in parent delegation
		A	75.2.77.104^{🇺🇸 Amazon75.2.64.0/20}
			PTR	`ac4b097dbd0dd6307.awsglobalaccelerator.com`
NS	`ns1.siteground146.com` ⚠️ Not in zone NS records
		A	75.2.77.104^{🇺🇸 Amazon75.2.64.0/20}
			PTR	`ac4b097dbd0dd6307.awsglobalaccelerator.com`
NS	`ns2.siteground.net` ⚠️ Not in parent delegation
		A	99.83.229.113^{🇺🇸 Amazon99.83.224.0/20}
			PTR	`ac4b097dbd0dd6307.awsglobalaccelerator.com`
NS	`ns2.siteground146.com` ⚠️ Not in zone NS records
		A	99.83.229.113^{🇺🇸 Amazon99.83.224.0/20}
			PTR	`ac4b097dbd0dd6307.awsglobalaccelerator.com`
MX	`mx10.antispam.mailspamprotection.com` ⭐
		A	34.149.79.66^{🇺🇸 Google34.148.0.0/14}
			PTR	`66.79.149.34.bc.googleusercontent.com`
MX	`mx20.antispam.mailspamprotection.com`⁽²⁰⁾
		A	34.120.156.61^{🇺🇸 Google34.120.0.0/14}
			PTR	`61.156.120.34.bc.googleusercontent.com`
MX	`mx30.antispam.mailspamprotection.com`⁽³⁰⁾
		A	34.111.121.216^{🇺🇸 Google34.108.0.0/14}
			PTR	`216.121.111.34.bc.googleusercontent.com`
TXT	`v=spf1 +a +mx include:drtomsclassroom.com.spf.auto.dnssmarthost.net ~all`
SOA	`ns1.siteground.net`dnsadmin@serv01.siteground146.com 2020-01-11 #50

`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=1783043061

Same first word

drtomsclassroom.com

DNS History

13 records (8 active, 5 former)

●NSns1.siteground.net2026-06-25 → 2026-07-03 · 3 obs

○ 2015-09-04 05:16:30
● 2026-06-25 05:56:58
● 2026-07-03 01:55:44

●NSns1.siteground146.com2015-09-04 → 2026-07-03 · 2 obs

● 2015-09-04 05:16:30
● 2026-07-03 01:55:44

●NSns2.siteground.net2026-06-25 → 2026-07-03 · 3 obs

○ 2015-09-04 05:16:30
● 2026-06-25 05:56:58
● 2026-07-03 01:55:44

●NSns2.siteground146.com2015-09-04 → 2026-07-03 · 2 obs

● 2015-09-04 05:16:30
● 2026-07-03 01:55:44

●MXmx10.antispam.mailspamprotection.com2026-06-25 → 2026-07-03 · 3 obs

○ 2018-06-30 16:10:48
● 2026-06-25 05:56:58
● 2026-07-03 01:55:44

○MXmx10.mailspamprotection.com2015-09-04 → 2018-06-30 · 4 obs

● 2015-09-04 05:16:30
● 2018-06-30 16:10:48
○ 2026-06-25 05:56:58
○ 2026-07-03 01:55:44

●MXmx20.antispam.mailspamprotection.com2026-06-25 → 2026-07-03 · 3 obs

○ 2018-06-30 16:10:48
● 2026-06-25 05:56:58
● 2026-07-03 01:55:44

○MXmx20.mailspamprotection.com2015-09-04 → 2018-06-30 · 4 obs

● 2015-09-04 05:16:30
● 2018-06-30 16:10:48
○ 2026-06-25 05:56:58
○ 2026-07-03 01:55:44

●MXmx30.antispam.mailspamprotection.com2026-06-25 → 2026-07-03 · 3 obs

○ 2018-06-30 16:10:48
● 2026-06-25 05:56:58
● 2026-07-03 01:55:44

○MXmx30.mailspamprotection.com2015-09-04 → 2018-06-30 · 4 obs

● 2015-09-04 05:16:30
● 2018-06-30 16:10:48
○ 2026-06-25 05:56:58
○ 2026-07-03 01:55:44

●A104.196.22.1182026-06-25 → 2026-07-03 · 3 obs

○ 2018-06-30 16:10:48
● 2026-06-25 05:56:58
● 2026-07-03 01:55:44

○A146.66.65.2332018-06-30 → 2018-06-30 · 4 obs

○ 2017-03-31 11:33:58
● 2018-06-30 16:10:48
○ 2026-06-25 05:56:58
○ 2026-07-03 01:55:44

○A181.224.137.2332015-09-04 → 2017-03-31 · 4 obs

● 2015-09-04 05:16:30
● 2017-03-31 11:33:58
○ 2018-06-30 16:10:48
○ 2026-07-03 01:55:44

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	k.gtld-servers.net, l.gtld-servers.net, h.gtld-servers.net, j.gtld-servers.net...	-
drtomsclassroom.com	ns1.siteground146.com, ns2.siteground146.com	2 records

✅ Authoritative Response

Server:99.83.229.113

NS records: ns1.siteground146.com, ns2.siteground146.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for drtomsclassroom.com (unsigned zone)

⏱️ Timing

Total: 1594ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`104.196.22.118`
NS	2	`ns2.siteground.net, ns1.siteground.net`
MX	3	`mx20.antispam.mailspamprotection.com (pr, mx10.antispam.mailspamprotection.com (pr...`
TXT	1	`v=spf1 +a +mx include:drtomsclassroom.co`
SOA	1	`ns1.siteground.net dnsadmin.serv01.siteg`

📌 Glue Records Collected

Total: 2

Out-of-bailiwick: 2 (ns1.siteground146.com, ns2.siteground146.com)

Analysis

IP Addresses

drtomsclassroom.com points to a single IP number: 104.196.22.118.

Additional host names — simmslawfirm.com, 118.22.196.104.bc.googleusercontent.com, squeakycleanpressurewashing.com and two others — share IP numbers with drtomsclassroom.com.

Name Servers

drtomsclassroom.com has four authoritative name servers: ns1.siteground146.com, ns2.siteground146.com, ns1.siteground.net and ns2.siteground.net.

drtomsclassroom.com has at least partial name server overlap with other domains, such as maggiedaleypark.com, goldengirlstanning.com, bluzaessentials.pl and two others.

Four host names, each with a single IP address: ns1.siteground146.com → 75.2.77.104, ns2.siteground146.com → 99.83.229.113, ns1.siteground.net → 75.2.77.104 and ns2.siteground.net → 99.83.229.113.

ns1.siteground146.com and ns1.siteground.net each have 75.2.77.104 IP addresses.

ns2.siteground146.com and ns2.siteground.net each have 99.83.229.113 IP addresses.

Mail Servers

drtomsclassroom.com has three mail servers: mx10.antispam.mailspamprotection.com, mx20.antispam.mailspamprotection.com and mx30.antispam.mailspamprotection.com.

drtomsclassroom.com shares mail servers — at least in part — with other domains, including mydogcantraining.com, morn.org, raphsplace.com and two others.

mx10.antispam.mailspamprotection.com has IP address 34.149.79.66, mx20.antispam.mailspamprotection.com has IP address 34.120.156.61 and mx30.antispam.mailspamprotection.com has IP address 34.111.121.216 — one address each.

drtomsclassroom.com - robtex.com