mathcenter.com - robtex.com
mathcenter.com
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.netnstld@verisign-grs.com serial=1771291435 | ||||||
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
● 2017-05-23 17:11:06
○ 2026-03-18 00:57:36
○ 2026-03-23 09:00:04
●NSns1.markmonitor.com2026-03-18 → 2026-03-23 · 3 obs
● 2026-03-18 00:57:36
● 2026-03-23 09:00:04
○NSns1.media--players.com2015-08-14 → 2017-05-23 · 4 obs
● 2017-05-23 17:11:06
○ 2026-03-18 00:57:36
○ 2026-03-23 09:00:04
●NSns2.markmonitor.com2026-03-18 → 2026-03-23 · 3 obs
● 2026-03-18 00:57:36
● 2026-03-23 09:00:04
○NSns2.media--players.com2015-08-14 → 2017-05-23 · 4 obs
● 2017-05-23 17:11:06
○ 2026-03-18 00:57:36
○ 2026-03-23 09:00:04
●NSns3.markmonitor.com2026-03-18 → 2026-03-23 · 3 obs
● 2026-03-18 00:57:36
● 2026-03-23 09:00:04
●NSns4.markmonitor.com2026-03-18 → 2026-03-23 · 3 obs
● 2026-03-18 00:57:36
● 2026-03-23 09:00:04
○MXnomail.idealab.com2015-08-14 → 2017-05-23 · 4 obs
● 2017-05-23 17:11:06
○ 2026-03-18 00:57:36
○ 2026-03-23 09:00:04
●A3.33.139.322026-03-18 → 2026-03-23 · 3 obs
● 2026-03-18 00:57:36
● 2026-03-23 09:00:04
○A74.53.105.1862015-08-14 → 2017-05-23 · 4 obs
● 2017-05-23 17:11:06
○ 2026-03-18 00:57:36
○ 2026-03-23 09:00:04
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | f.gtld-servers.net, m.gtld-servers.net, k.gtld-servers.net, g.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: 2009ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 3.33.139.32 |
| NS | 4 | ns1.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 points to a single IP address: 3.33.139.32.
Other host names such as w-amazon.com, www.russell1000etfs.com, salesforceconsultingsydney.com, victoriassecrets.com and amazonkindles.org share IPs with mathcenter.com.
Name Servers
mathcenter.com is delegated to four name servers: ns1.markmonitor.com, ns2.markmonitor.com, ns3.markmonitor.com and ns4.markmonitor.com.
mathcenter.com at least partially shares name servers with other domains, for example successforceconsulting.com, bwdirect.net, calvinharris.co.uk, diablo4.biz and ovomaltine.gr.
These name servers are commonly used with ns5.markmonitor.com and ns6.markmonitor.com and ns7.markmonitor.com.
Host names with two IP numbers:
ns1.markmonitor.com points to: 2620:10a:80a8::1 and 149.112.160.1
ns2.markmonitor.com points to: 2001:67c:10b8::1 and 176.97.158.1
ns3.markmonitor.com points to: 2620:10a:80a9::1 and 149.112.161.1
ns4.markmonitor.com points to: 2001:67c:1bc::1 and 192.174.68.1