`elementsofmath.com`

DNSSEC	⚠️ Not signed
A	174.143.186.191^{🇺🇸 RACKSPACE-DFW174.143.0.0/16 Rackspace Managed Hosting, 9725 Datapoint DR, Suite 100, San Antonio, TX 78229}
NS	`ignacio.ns.cloudflare.com` ⭐
		A	2606:4700:58::a29f:2c52^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`ignacio.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c352^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`ignacio.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:2352^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`ignacio.ns.cloudflare.com`
		A	108.162.195.82^{🇺🇸 Cloudflare108.162.195.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`ignacio.ns.cloudflare.com`
		A	162.159.44.82^{Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`ignacio.ns.cloudflare.com`
		A	172.64.35.82^{🇺🇸 Cloudflare172.64.35.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`ignacio.ns.cloudflare.com`
NS	`sofia.ns.cloudflare.com`
		A	2606:4700:50::adf5:3adf^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`sofia.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c0df^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`sofia.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:20df^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`sofia.ns.cloudflare.com`
		A	108.162.192.223^{🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`sofia.ns.cloudflare.com`
		A	172.64.32.223^{🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`sofia.ns.cloudflare.com`
		A	173.245.58.223^{🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`sofia.ns.cloudflare.com`
TXT	`facebook-domain-verification=oh5mg20otldk6tdqf5s6ux8zgcp467`
SOA	`ignacio.ns.cloudflare.com`dns@cloudflare.com serial=2399722444

`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

Same first word

elementsofmath.com

DNS History

12 records (3 active, 9 former)

○NSdns1.stabletransit.com2015-07-13 → 2020-03-08 · 4 obs

○ 2008-03-17 18:47:00
● 2015-07-13 17:35:18
● 2020-03-08 02:40:02
○ 2026-03-27 21:04:16

○NSdns2.stabletransit.com2015-07-13 → 2020-03-08 · 4 obs

○ 2008-03-17 18:47:00
● 2015-07-13 17:35:18
● 2020-03-08 02:40:02
○ 2026-03-27 21:04:16

●NSignacio.ns.cloudflare.com2026-03-27 → 2026-03-27 · 2 obs

○ 2020-03-08 02:40:02
● 2026-03-27 21:04:16

○NSns39.domaincontrol.com2008-03-17 → 2008-03-17 · 3 obs

● 2008-03-17 18:47:00
○ 2015-07-13 17:35:18
○ 2026-03-27 21:04:16

○NSns40.domaincontrol.com2008-03-17 → 2008-03-17 · 3 obs

● 2008-03-17 18:47:00
○ 2015-07-13 17:35:18
○ 2026-03-27 21:04:16

●NSsofia.ns.cloudflare.com2026-03-27 → 2026-03-27 · 2 obs

○ 2020-03-08 02:40:02
● 2026-03-27 21:04:16

○MXmailstore1.secureserver.net2008-03-17 → 2008-03-17 · 3 obs

● 2008-03-17 18:47:00
○ 2015-07-13 17:35:18
○ 2026-03-27 21:04:16

○MXsmtp.secureserver.net2008-03-17 → 2008-03-17 · 3 obs

● 2008-03-17 18:47:00
○ 2015-07-13 17:35:18
○ 2026-03-27 21:04:16

○A104.239.247.1922015-11-19 → 2020-03-08 · 6 obs

○ 2015-07-13 17:35:18
● 2015-11-19 10:51:46
○ 2016-02-08 22:33:48
○ 2017-01-29 16:58:24
● 2020-03-08 02:40:02
○ 2026-03-27 21:04:16

○A166.78.35.1442015-07-13 → 2017-01-29 · 7 obs

○ 2008-03-17 18:47:00
● 2015-07-13 17:35:18
○ 2015-11-19 10:51:46
● 2016-02-08 22:33:48
● 2017-01-29 16:58:24
○ 2020-03-08 02:40:02
○ 2026-03-27 21:04:16

●A174.143.186.1912026-03-27 → 2026-03-27 · 2 obs

○ 2020-03-08 02:40:02
● 2026-03-27 21:04:16

○A68.178.232.1002008-03-17 → 2008-03-17 · 3 obs

● 2008-03-17 18:47:00
○ 2015-07-13 17:35:18
○ 2026-03-27 21:04:16

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	c.gtld-servers.net, k.gtld-servers.net, f.gtld-servers.net, i.gtld-servers.net...	-
elementsofmath.com	sofia.ns.cloudflare.com, ignacio.ns.cloudflare.com	12 records

✅ Authoritative Response

Server:108.162.192.223

NS records: sofia.ns.cloudflare.com, ignacio.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for elementsofmath.com (unsigned zone)

⏱️ Timing

Total: 133ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`174.143.186.191`
NS	2	`ignacio.ns.cloudflare.com, sofia.ns.cloudflare.com`
TXT	1	`facebook-domain-verification=oh5mg20otld`
SOA	1	`ignacio.ns.cloudflare.com dns.cloudflare`

📌 Glue Records Collected

Total: 12

Out-of-bailiwick: 12 (sofia.ns.cloudflare.com, sofia.ns.cloudflare.com, sofia.ns.cloudflare.com...)

Analysis

IP Addresses

elementsofmath.com points to a single IP address: 174.143.186.191.

Other host names, for example eimacs.com, schemers.com and eimacs.org share IPs with elementsofmath.com.

Name Servers

Two name servers ignacio.ns.cloudflare.com and sofia.ns.cloudflare.com handle the delegation for elementsofmath.com.

elementsofmath.com shares the same name server setup as other domains, for example eimacs.com, crobinsonmd.com, dizolve.org, simeoni.net.au and dizolve.com.

elementsofmath.com at least partially shares name servers with other domains, for example metisphere.co.uk, codeitglobal.com, force-v4.com, kanshuba.net and jtv21.com.

These name servers are often used together with aleena.ns.cloudflare.com and kelly.ns.cloudflare.com.

Host names with six IP numbers:

ignacio.ns.cloudflare.com points to 2606:4700:58::a29f:2c52, 2803:f800:50::6ca2:c352, 2a06:98c1:50::ac40:2352, 108.162.195.82, 162.159.44.82 and 172.64.35.82.

sofia.ns.cloudflare.com points to 2606:4700:50::adf5:3adf, 2803:f800:50::6ca2:c0df, 2a06:98c1:50::ac40:20df, 108.162.192.223, 172.64.32.223 and 173.245.58.223.

elementsofmath.com - robtex.com