mathcenter.com - dns.ninja

`mathcenter.com`

DNSSEC	⚠️ Not signed
A	3.33.139.32^{🇺🇸 Amazon3.33.128.0/20}
		PTR	`aeedc42b70c898c66.awsglobalaccelerator.com`
NS	`ns1.markmonitor.com` ⭐
		A	2620:10a:80a8::1^{🇨🇦 CIRA-22620:10a:80a8::/48 markmonitor v6 cloud1 979 Bank Street, Suite 400 Ottawa ON K1S 5K5 Canada}
		A	149.112.160.1^{🇨🇦 CIRA-2149.112.160.0/24 markmonitor v4 cloud1 979 Bank Street, Suite 400 Ottawa ON K1S 5K5 Canada}
NS	`ns2.markmonitor.com`
		A	2001:67c:10b8::1^{🇨🇭 RCODEZERO-ANYCAST-SEC22001:67c:10b8::/48 IPCOM-anycast-net}
			PTR	`ns2.markmonitor.com`
		A	176.97.158.1^{🇦🇹 RCODEZERO-ANYCAST-SEC2176.97.158.0/24 NICat-anycast-net}
			PTR	`ns2.markmonitor.com`
NS	`ns3.markmonitor.com`
		A	2620:10a:80a9::1^{🇨🇦 CIRA-32620:10a:80a9::/48 markmonitor v6 cloud2 979 Bank Street, Suite 400 Ottawa ON K1S 5K5 Canada}
		A	149.112.161.1^{🇨🇦 CIRA-3149.112.161.0/24 markmonitor v4 cloud2 979 Bank Street, Suite 400 Ottawa ON K1S 5K5 Canada}
NS	`ns4.markmonitor.com`
		A	2001:67c:1bc::1^{🇦🇹 RCODEZERO-ANYCAST-SEC1-TLD2001:67c:1bc::/48 IPCom-NET Anycast}
			PTR	`ns1.markmonitor.com`
		A	192.174.68.1^{🇦🇹 RCODEZERO-ANYCAST-SEC1-TLD192.174.68.0/24 NICat-anycast-net}
			PTR	`ns1.markmonitor.com`
SOA	`ns1.markmonitor.com`hostmaster@markmonitor.com 2026-02-13 #4

`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=1782135570

Same first word

mathcenter.org

mathcenter.kr

mathcenter.info

mathcenter.net

mathcenter.ca

mathcenter.spb.ru

mathcenter.com

Similar names

DNS History

10 records (5 active, 5 former)

○NSns1.idealab.com2015-08-14 → 2017-05-23 · 4 obs

● 2015-08-14 19:28:54
● 2017-05-23 17:11:06
○ 2026-03-18 00:57:36
○ 2026-06-22 14:02:36

●NSns1.markmonitor.com2026-03-18 → 2026-06-22 · 3 obs

○ 2017-05-23 17:11:06
● 2026-03-18 00:57:36
● 2026-06-22 14:02:36

○NSns1.media--players.com2015-08-14 → 2017-05-23 · 4 obs

● 2015-08-14 19:28:54
● 2017-05-23 17:11:06
○ 2026-03-18 00:57:36
○ 2026-06-22 14:02:36

●NSns2.markmonitor.com2026-03-18 → 2026-06-22 · 3 obs

○ 2017-05-23 17:11:06
● 2026-03-18 00:57:36
● 2026-06-22 14:02:36

○NSns2.media--players.com2015-08-14 → 2017-05-23 · 4 obs

● 2015-08-14 19:28:54
● 2017-05-23 17:11:06
○ 2026-03-18 00:57:36
○ 2026-06-22 14:02:36

●NSns3.markmonitor.com2026-03-18 → 2026-06-22 · 3 obs

○ 2017-05-23 17:11:06
● 2026-03-18 00:57:36
● 2026-06-22 14:02:36

●NSns4.markmonitor.com2026-03-18 → 2026-06-22 · 3 obs

○ 2017-05-23 17:11:06
● 2026-03-18 00:57:36
● 2026-06-22 14:02:36

○MXnomail.idealab.com2015-08-14 → 2017-05-23 · 4 obs

● 2015-08-14 19:28:54
● 2017-05-23 17:11:06
○ 2026-03-18 00:57:36
○ 2026-06-22 14:02:36

●A3.33.139.322026-03-18 → 2026-06-22 · 3 obs

○ 2017-05-23 17:11:06
● 2026-03-18 00:57:36
● 2026-06-22 14:02:36

○A74.53.105.1862015-08-14 → 2017-05-23 · 4 obs

● 2015-08-14 19:28:54
● 2017-05-23 17:11:06
○ 2026-03-18 00:57:36
○ 2026-06-22 14:02:36

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	m.gtld-servers.net, f.gtld-servers.net, b.gtld-servers.net, j.gtld-servers.net...	-
mathcenter.com	ns1.markmonitor.com, ns3.markmonitor.com, ns4.markmonitor.com, ns2.markmonitor.com	8 records

✅ Authoritative Response

Server:149.112.160.1

NS records: ns1.markmonitor.com, ns3.markmonitor.com, ns4.markmonitor.com, ns2.markmonitor.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for mathcenter.com (unsigned zone)

⏱️ Timing

Total: 3292ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`3.33.139.32`
NS	4	`ns3.markmonitor.com, ns2.markmonitor.com...`
SOA	1	`ns1.markmonitor.com hostmaster.markmonit`

📌 Glue Records Collected

Total: 8

Out-of-bailiwick: 8 (ns1.markmonitor.com, ns1.markmonitor.com, ns3.markmonitor.com...)

Analysis

IP Addresses

mathcenter.com resolves to one IP address: 3.33.139.32.

w-amazon.com, www.russell1000etfs.com, salesforceconsultingsydney.com and two other host names share IP numbers with mathcenter.com.

Name Servers

The authoritative name servers for mathcenter.com are ns1.markmonitor.com, ns2.markmonitor.com, ns3.markmonitor.com and ns4.markmonitor.com.

At least some of mathcenter.com's name servers are shared with other domains, for example chicagotitletularekings.com, successforceconsulting.com, bwdirect.net and two more.

It is common for these name servers to be used in conjunction with the name servers ns5.markmonitor.com, ns6.markmonitor.com and ns7.markmonitor.com.

Four hostnames, each resolving to a pair of IP addresses: ns1.markmonitor.com directs to 149.112.160.1 and 2620:10a:80a8::1; ns2.markmonitor.com directs to 176.97.158.1 and 2001:67c:10b8::1; ns3.markmonitor.com directs to 149.112.161.1 and 2620:10a:80a9::1; ns4.markmonitor.com directs to 192.174.68.1 and 2001:67c:1bc::1.