`simpsonsoftware.com`

DNSSEC	⚠️ Not signed
NS	`sp1.domainpeople.com` ⭐
		A	64.41.112.16^{🇺🇸 AHNET64.41.112.0/24 Proxy Addition}
			PTR	`sp1.domainpeople.com`
NS	`sp2.domainpeople.com`
		A	64.41.114.16^{🇺🇸 AHNET64.41.114.0/24 Proxy Addition}
			PTR	`sp2.domainpeople.com`
MX	`smtp2.simpsonsoftware.com` ⭐
		A	64.26.60.153^{🇺🇸 AFFINITY64.26.60.0/24 Customers}
			PTR	`mx0.mfg.onr.siteprotect.com`
TXT	`v=spf1 a:mail.shaw.ca ip4:64.26.60.153 include:shaw.ca include:_spf.google.co...`
SOA	`sp1.domainpeople.com`root@simpsonsoftware.com 2025-11-19 #23

`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=1774644197

Subdomains

smtp2.simpsonsoftware.com

Same first word

simpsonsoftware.com

DNS History

4 records (3 active, 1 former)

●NSsp1.domainpeople.com2015-06-18 → 2026-03-27 · 2 obs

● 2015-06-18 17:24:18
● 2026-03-27 21:03:40

●NSsp2.domainpeople.com2015-06-18 → 2026-03-27 · 2 obs

● 2015-06-18 17:24:18
● 2026-03-27 21:03:40

○MXsimpsonsoftware.homelinux.com2015-06-18 → 2017-06-09 · 3 obs

● 2015-06-18 17:24:18
● 2017-06-09 16:27:06
○ 2026-03-27 21:03:40

●MXsmtp2.simpsonsoftware.com2015-06-18 → 2026-03-27 · 2 obs

● 2015-06-18 17:24:18
● 2026-03-27 21:03:40

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...	-
simpsonsoftware.com	sp1.domainpeople.com, sp2.domainpeople.com	2 records

✅ Authoritative Response

Server:64.41.114.16

NS records: sp1.domainpeople.com, sp2.domainpeople.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for simpsonsoftware.com (unsigned zone)

⏱️ Timing

Total: 231ms | Queries: -

📄 Records

Type	Count	Sample Data
NS	2	`sp1.domainpeople.com, sp2.domainpeople.com`
MX	1	`smtp2.simpsonsoftware.com (pri: 20)`
TXT	1	`v=spf1 a:mail.shaw.ca ip4:64.26.60.153 i`
SOA	1	`sp1.domainpeople.com root.simpsonsoftwar`

📌 Glue Records Collected

Total: 2

Out-of-bailiwick: 2 (sp1.domainpeople.com, sp2.domainpeople.com)

Analysis

Hierarchy

simpsonsoftware.com is parent of smtp2.simpsonsoftware.com.

Name Servers

simpsonsoftware.com's delegation is to two name servers sp1.domainpeople.com and sp2.domainpeople.com.

simpsonsoftware.com shares the same name server configuration as other domains, such as duarte.ca, mpp-global.com, eyelight.com, bigcoatproductions.com and emailbox.co.

simpsonsoftware.com shares name servers with other domains at least partially, for instance kmua.org, bazisgroup.com and illescanos.com.

These name servers are commonly used alongside adns.cs.siteprotect.com and bdns.cs.siteprotect.com.

Host names with a single IP:

sp1.domainpeople.com resolves to 64.41.112.16.

sp2.domainpeople.com resolves to 64.41.114.16.

Mail Servers

simpsonsoftware.com is served by a single mail server, smtp2.simpsonsoftware.com.

smtp2.simpsonsoftware.com points to IP number 64.26.60.153.

simpsonsoftware.com - robtex.com