`basic-mathematics.com`

DNSSEC	⚠️ Not signed
A	173.247.219.163^{🇨🇦 NETELLIGENT173.247.219.0/24}
NS	`ns1.sitesell.com` ⭐
		A	66.43.48.19^{🇨🇦 NETELLIGENT66.43.48.0/24 SiteSell Inc route advertisement}
			PTR	`ns1.sitesell.com`
NS	`ns2.sitesell.com`
		A	66.43.48.20^{🇨🇦 NETELLIGENT66.43.48.0/24 SiteSell Inc route advertisement}
			PTR	`ns2.sitesell.com`
MX	`webmail2.sitebuildit.com` ⭐
		A	66.43.52.5^{🇨🇦 NETELLIGENT66.43.52.0/24}
			PTR	`webmail2.sitebuildit.com`
TXT	`v=spf1 include:_spf-client-servers.sitesellmail.com include:servers.mcsv.net ...`
TXT	`google-site-verification=1EWD9BxfSazpjmx4ar1PjoKpixwBuV6-zjbRrbU34SU`
SOA	`ns1.sitesell.com`hostmaster@sitesell.com 2026-02-03 #2

`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=1774996982

rank #328284 globally
rank #144098 in the tld
WOT: SAFE (88/100)

Subdomains

amember.basic-mathematics.com

algebra-test-generator.basic-mathematics.com

advertise.basic-mathematics.com

fractions-worksheets.basic-mathematics.com

math-quizzes.basic-mathematics.com

Same first word

basic-mathematics.com

DNS History

7 records (4 active, 3 former)

○NSns1.e-corp.net2008-12-09 → 2008-12-09 · 3 obs

● 2008-12-09 19:48:48
○ 2015-08-01 19:19:16
○ 2026-03-31 23:02:30

●NSns1.sitesell.com2015-08-01 → 2026-03-31 · 3 obs

○ 2008-12-09 19:48:48
● 2015-08-01 19:19:16
● 2026-03-31 23:02:30

○NSns2.e-corp.net2008-12-09 → 2008-12-09 · 3 obs

● 2008-12-09 19:48:48
○ 2015-08-01 19:19:16
○ 2026-03-31 23:02:30

●NSns2.sitesell.com2015-08-01 → 2026-03-31 · 3 obs

○ 2008-12-09 19:48:48
● 2015-08-01 19:19:16
● 2026-03-31 23:02:30

●MXwebmail2.sitebuildit.com2008-12-09 → 2026-03-31 · 2 obs

● 2008-12-09 19:48:48
● 2026-03-31 23:02:30

●A173.247.219.1632026-03-31 → 2026-03-31 · 2 obs

○ 2017-02-14 07:18:16
● 2026-03-31 23:02:30

○A66.43.60.1872008-12-09 → 2017-02-14 · 3 obs

● 2008-12-09 19:48:48
● 2017-02-14 07:18:16
○ 2026-03-31 23:02:30

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	l.gtld-servers.net, j.gtld-servers.net, h.gtld-servers.net, d.gtld-servers.net...	-
basic-mathematics.com	ns1.sitesell.com, ns2.sitesell.com	2 records

✅ Authoritative Response

Server:66.43.48.19

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

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for basic-mathematics.com (unsigned zone)

⏱️ Timing

Total: 249ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`173.247.219.163`
NS	2	`ns2.sitesell.com, ns1.sitesell.com`
MX	1	`webmail2.sitebuildit.com (pri: 10)`
TXT	2	`v=spf1 include:_spf-client-servers.sites, google-site-verification=1EWD9BxfSazpjmx`
SOA	1	`ns1.sitesell.com hostmaster.sitesell.com`

📌 Glue Records Collected

Total: 2

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

Analysis

Hierarchy

basic-mathematics.com is a parent of amember.basic-mathematics.com, algebra-test-generator.basic-mathematics.com, advertise.basic-mathematics.com, fractions-worksheets.basic-mathematics.com and math-quizzes.basic-mathematics.com.

IP Addresses

basic-mathematics.com resolves to a single IP: 173.247.219.163.

Other host names, for instance solar-slow-cooker.com, www.rv-insight.com, www.talk-early-talk-often.com, talk-early-talk-often.com and autism-behavior-strategies.com share IP numbers with basic-mathematics.com.

Name Servers

basic-mathematics.com has two name servers: ns1.sitesell.com and ns2.sitesell.com.

basic-mathematics.com shares the same name server setup as other domains, for example top-destination-choice-the-philippines.com, studiocityclinicalassociates.com, cypruskeysadvisers.net, home-income-opportunities.com and sensory-processing-disorder.com.

Host names with a single IP:

ns1.sitesell.com points to 66.43.48.19

ns2.sitesell.com points to 66.43.48.20

Mail Servers

basic-mathematics.com is handled by a single mail server, webmail2.sitebuildit.com.

basic-mathematics.com shares the mail server setup with other domains, for example wine-information-online.com, cebu-philippines.net, israel-a-history-of.com, using-hydrogen-peroxide.com and best-putter.com.

basic-mathematics.com shares at least some mail servers with other domains, for example do-it-yourself-invitations.com.

Host name webmail2.sitebuildit.com points to IP 66.43.52.5.

basic-mathematics.com - robtex.com