`mathinpractice.com`

DNSSEC	⚠️ Not signed
A	207.211.44.15^{🇺🇸 NAVISITE207.211.32.0/19}
NS	`ns53.worldnic.com` ⭐
		A	162.159.26.165^{Cloudflare162.159.26.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
NS	`ns54.worldnic.com`
		A	162.159.27.8^{Cloudflare162.159.27.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
SOA	`NS53.WORLDNIC.com`namehost@WORLDNIC.com serial=125020719

`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=1774387587

Same first word

mathinpractice.net

mathinpractice.com

DNS History

5 records (3 active, 2 former)

●NSns53.worldnic.com2016-12-15 → 2026-03-24 · 2 obs

● 2016-12-15 10:57:50
● 2026-03-24 21:53:16

●NSns54.worldnic.com2016-12-15 → 2026-03-24 · 2 obs

● 2016-12-15 10:57:50
● 2026-03-24 21:53:16

○MXp.webcom.ctmail.com2016-12-15 → 2018-01-14 · 4 obs

● 2016-12-15 10:57:50
● 2018-01-14 11:24:08
○ 2026-03-24 21:53:14
○ 2026-03-24 21:53:16

●A207.211.44.152026-03-24 → 2026-03-24 · 3 obs

○ 2018-01-14 11:24:08
● 2026-03-24 21:53:14
● 2026-03-24 21:53:16

○A64.140.228.1152016-12-15 → 2018-01-14 · 4 obs

● 2016-12-15 10:57:50
● 2018-01-14 11:24:08
○ 2026-03-24 21:53:14
○ 2026-03-24 21:53:16

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...	-
mathinpractice.com	ns53.worldnic.com, ns54.worldnic.com	2 records

✅ Authoritative Response

Server:162.159.26.165

NS records: ns53.worldnic.com, ns54.worldnic.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for mathinpractice.com (unsigned zone)

⏱️ Timing

Total: 144ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`207.211.44.15`
NS	2	`ns53.worldnic.com, ns54.worldnic.com`
SOA	1	`NS53.WORLDNIC.com namehost.WORLDNIC.com`

📌 Glue Records Collected

Total: 2

Out-of-bailiwick: 2 (ns53.worldnic.com, ns54.worldnic.com)

Analysis

IP Addresses

mathinpractice.com resolves to a single IP address: 207.211.44.15.

Other host names, such as mathinpractice.net and heinemanncatalogs.com, share IP numbers with mathinpractice.com.

Name Servers

mathinpractice.com's delegation uses two name servers, ns53.worldnic.com and ns54.worldnic.com.

mathinpractice.com shares the same name server setup as other domains, for example knollcrestlodge.com, worldplay.org, about-detox.com, silvertoncasino.net and goldsmithfirm.com.

Host names with a single IP:

ns53.worldnic.com points to 162.159.26.165.

ns54.worldnic.com points to 162.159.27.8.

mathinpractice.com - robtex.com