`mathworldinteractive.com`

DNSSEC	⚠️ Not signed
A	140.177.52.200^{🇺🇸 WOLFRAM11106140.177.32.0/19 Wolfram Research, Inc.}
NS	`mathworldinteractive.com` ⭐
		A	140.177.52.200^{🇺🇸 WOLFRAM11106140.177.32.0/19 Wolfram Research, Inc.}
NS	`wri-dns2.wolfram.com`
		A	140.177.10.23^{🇺🇸 WOLFRAM11106140.177.0.0/20 Proxy fbo Champaign Telephone Company (AS25660)}
			PTR	`wri-dns1.wolfram.com`
			PTR	`wri-dns2.wolfram.com`
NS	`wri-dns3.wolfram.com`
		A	140.177.10.19^{🇺🇸 WOLFRAM11106140.177.0.0/20 Proxy fbo Champaign Telephone Company (AS25660)}
			PTR	`wri-dns0.wolfram.com`
			PTR	`wri-dns3.wolfram.com`
MX	`mx1.wolfram.com` ⭐
		A	140.177.10.56^{🇺🇸 WOLFRAM11106140.177.0.0/20 Proxy fbo Champaign Telephone Company (AS25660)}
			PTR	`mx1.wolfram.com`
MX	`mx2.wolfram.com`⁽²⁰⁾
		A	140.177.10.59^{🇺🇸 WOLFRAM11106140.177.0.0/20 Proxy fbo Champaign Telephone Company (AS25660)}
			PTR	`mx2.wolfram.com`
TXT	`vmfr9n278nh8sq7g9k8v4tspd2`
SOA	`mathworldinteractive.com`postmaster@wolfram.com serial=11377

`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=1784837372

NS for

mathworldinteractive.com

Same first word

mathworldinteractive.com

mathworldinteractive.org

DNS History

9 records (6 active, 3 former)

●NSmathworldinteractive.com2015-08-05 → 2026-07-23 · 2 obs

● 2015-08-05 17:02:44
● 2026-07-23 20:10:04

○NSwri-dns0.wolfram.com2015-08-05 → 2020-04-14 · 4 obs

● 2015-08-05 17:02:44
● 2020-04-14 07:55:32
○ 2026-02-18 16:12:20
○ 2026-07-23 20:10:04

○NSwri-dns1.wolfram.com2015-08-05 → 2020-04-14 · 4 obs

● 2015-08-05 17:02:44
● 2020-04-14 07:55:32
○ 2026-02-18 16:12:20
○ 2026-07-23 20:10:04

●NSwri-dns2.wolfram.com2026-02-18 → 2026-07-23 · 3 obs

○ 2020-04-14 07:55:32
● 2026-02-18 16:12:20
● 2026-07-23 20:10:04

●NSwri-dns3.wolfram.com2026-02-18 → 2026-07-23 · 3 obs

○ 2020-04-14 07:55:32
● 2026-02-18 16:12:20
● 2026-07-23 20:10:04

●MXmx1.wolfram.com2015-08-05 → 2026-07-23 · 2 obs

● 2015-08-05 17:02:44
● 2026-07-23 20:10:04

●MXmx2.wolfram.com2015-08-05 → 2026-07-23 · 2 obs

● 2015-08-05 17:02:44
● 2026-07-23 20:10:04

○A140.177.205.542015-08-05 → 2020-04-14 · 4 obs

● 2015-08-05 17:02:44
● 2020-04-14 07:55:32
○ 2026-02-18 16:12:20
○ 2026-07-23 20:10:04

●A140.177.52.2002026-02-18 → 2026-07-23 · 3 obs

○ 2020-04-14 07:55:32
● 2026-02-18 16:12:20
● 2026-07-23 20:10:04

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...	-
mathworldinteractive.com	wri-dns3.wolfram.com, wri-dns2.wolfram.com	2 records

✅ Authoritative Response

Server:140.177.10.23

NS records: wri-dns3.wolfram.com, wri-dns2.wolfram.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for mathworldinteractive.com (unsigned zone)

⏱️ Timing

Total: 199ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`140.177.52.200`
NS	2	`wri-dns3.wolfram.com, wri-dns2.wolfram.com`
MX	2	`mx1.wolfram.com (pri: 10), mx2.wolfram.com (pri: 20)`
TXT	1	`vmfr9n278nh8sq7g9k8v4tspd2`
SOA	1	`mathworldinteractive.com postmaster.wolf`

📌 Glue Records Collected

Total: 2

Out-of-bailiwick: 2 (wri-dns3.wolfram.com, wri-dns2.wolfram.com)

Analysis

Name Server Role

mathworldinteractive.com has mathworldinteractive.com as one of its name servers, making it self-hosted for DNS delegation.

wri-dns2.wolfram.com and wri-dns3.wolfram.com are often used as name servers in combination with mathworldinteractive.com.

IP Addresses

mathworldinteractive.com directs to one IP number, which is 140.177.52.200.

Among the host names that share IP numbers with mathworldinteractive.com are www.thespikeyspot.com, wolfram-science.net, partnerships.wolfram.com and two others.

Name Servers

Three name servers handle the delegation for mathworldinteractive.com: mathworldinteractive.com, wri-dns2.wolfram.com and wri-dns3.wolfram.com.

At least some of mathworldinteractive.com's name servers are shared with other domains, for example mathworld.com, newkindofscience.net, swolfram.net and two more.

These name servers are often deployed together with the name servers dns-master.wolfram.com, wri-dns0.wolfram.com, ns6.wolfram.com and wri-dns1.wolfram.com.

The hostnames mathworldinteractive.com, wri-dns2.wolfram.com and wri-dns3.wolfram.com each resolve to a single IP: mathworldinteractive.com → 140.177.52.200, wri-dns2.wolfram.com → 140.177.10.23, wri-dns3.wolfram.com → 140.177.10.19.

Mail Servers

The MX records for mathworldinteractive.com point to two mail servers: mx1.wolfram.com and mx2.wolfram.com.

mathworldinteractive.com has the same mail server arrangement as a number of other domains, for example wolframresearch.com, wolframmedia.com, wolfram-science.org and two more.

At least a portion of mathworldinteractive.com's mail servers are shared with other domains, among them tgjb.com and wolframphysics.org.

Each of mx1.wolfram.com and mx2.wolfram.com has one IP address: mx1.wolfram.com uses 140.177.10.56 and mx2.wolfram.com uses 140.177.10.59.

mathworldinteractive.com - robtex.com