math-usa.com - robtex.com
math-usa.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=1774385782 | ||||||
Same first word
math-usa.com |
DNS History
14 records (10 active, 4 former)
○NSns1.dreamhost.com2015-05-13 → 2016-07-22 · 4 obs
● 2016-07-22 01:30:22
○ 2017-06-17 02:43:28
○ 2026-03-24 21:20:26
●NSns1.name.com2026-03-24 → 2026-03-24 · 3 obs
● 2026-03-24 21:20:24
● 2026-03-24 21:20:26
●NSns1dhl.name.com2026-03-24 → 2026-03-24 · 3 obs
● 2026-03-24 21:20:24
● 2026-03-24 21:20:26
○NSns2.dreamhost.com2015-05-13 → 2016-07-22 · 4 obs
● 2016-07-22 01:30:22
○ 2017-06-17 02:43:28
○ 2026-03-24 21:20:26
●NSns2fgv.name.com2026-03-24 → 2026-03-24 · 3 obs
● 2026-03-24 21:20:24
● 2026-03-24 21:20:26
○NSns3.dreamhost.com2015-05-13 → 2016-07-22 · 4 obs
● 2016-07-22 01:30:22
○ 2017-06-17 02:43:28
○ 2026-03-24 21:20:26
●NSns3ghw.name.com2026-03-24 → 2026-03-24 · 3 obs
● 2026-03-24 21:20:24
● 2026-03-24 21:20:26
●NSns4lqx.name.com2026-03-24 → 2026-03-24 · 3 obs
● 2026-03-24 21:20:24
● 2026-03-24 21:20:26
●MXalt1.aspmx.l.google.com2026-03-24 → 2026-03-24 · 2 obs
● 2026-03-24 21:20:26
●MXalt2.aspmx.l.google.com2026-03-24 → 2026-03-24 · 2 obs
● 2026-03-24 21:20:26
●MXaspmx.l.google.com2026-03-24 → 2026-03-24 · 2 obs
● 2026-03-24 21:20:26
●MXaspmx2.googlemail.com2026-03-24 → 2026-03-24 · 2 obs
● 2026-03-24 21:20:26
●MXaspmx3.googlemail.com2026-03-24 → 2026-03-24 · 2 obs
● 2026-03-24 21:20:26
○A50.17.209.172015-05-13 → 2016-07-22 · 4 obs
● 2016-07-22 01:30:22
○ 2017-06-17 02:43:28
○ 2026-03-24 21:20:26
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | l.gtld-servers.net, b.gtld-servers.net, j.gtld-servers.net, h.gtld-servers.net... | - |
| math-usa.com | ns1dhl.name.com, ns2fgv.name.com, ns3ghw.name.com, ns4lqx.name.com | 8 records |
✅ Authoritative Response
Server:163.114.217.49
NS records: ns1dhl.name.com, ns2fgv.name.com, ns3ghw.name.com, ns4lqx.name.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for math-usa.com (unsigned zone)
⏱️ Timing
Total: 149ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| NS | 4 | ns1dhl.name.com, ns2fgv.name.com... |
| MX | 5 | alt1.aspmx.l.google.com (pri: 5), alt2.aspmx.l.google.com (pri: 5)... |
| TXT | 2 | google-site-verification=7FdRpFH67nn5CGB, v=spf1 include:_spf.google.com ~all |
| SOA | 1 | ns1.name.com hostmaster.nsone.net |
📌 Glue Records Collected
Total: 8
Out-of-bailiwick: 8 (ns1dhl.name.com, ns1dhl.name.com, ns2fgv.name.com...)
Analysis
Name Servers
math-usa.com delegates to five name servers: ns1.name.com, ns1dhl.name.com, ns2fgv.name.com, ns3ghw.name.com and ns4lqx.name.com.
math-usa.com shares some name servers with other domains, for example dot832.net, qippyakhuxta.com, digitaltolkien.com, tnetnz.com and 77765.com.
these name servers are often used with ns1cnb.name.com, ns3cna.name.com, ns2fln.name.com, ns1kpv.name.com, ns2knz.name.com, ns3qty.name.com, ns1hwy.name.com, ns4htz.name.com, ns4kpx.name.com and ns4cfn.name.com.
Host names with two IP numbers:
ns1.name.com points to 2a00:edc0:107::1 and 163.114.216.17
ns1dhl.name.com points to 2a00:edc0:107::1 and 163.114.216.17
ns2fgv.name.com points to 2402:cf80:107::1 and 163.114.216.49
ns3ghw.name.com points to 2a00:edc0:107::49 and 163.114.217.17
ns4lqx.name.com points to 2402:cf80:107::49 and 163.114.217.49
Host names pointing to 2a00:edc0:107::1: ns1.name.com and ns1dhl.name.com
Host names pointing to 163.114.216.17: ns1.name.com and ns1dhl.name.com
Mail Servers
math-usa.com is handled by five mail servers: aspmx2.googlemail.com, aspmx3.googlemail.com, aspmx.l.google.com, alt1.aspmx.l.google.com and alt2.aspmx.l.google.com.
math-usa.com shares some mail servers with other domains, at least partially; for instance ns500734.ns500734.ns500699.ns500699.ns500734.ns500734.ns500699.ns500699.ns500683.ns500632.ns500612.ns500612.ns500612.ns500612.ns500110.dtrkdll.com, ajplumbers.co.uk, ns500599.ns500724.ns500724.ns500724.ns500599.ns500599.ns500737.ns500737.ns500737.ns500599.ns500737.ns500724.ns500599.ns500599.ns500697.ns500682.ns500583.yummyflingsfinder.com, ns500731.ns500754.ns500671.ns500731.ns500731.ns500731.ns500704.ns500704.ns500688.ns500704.ns500291.tenderladiesbz.com and ns500742.ns500754.ns500742.ns500704.ns500688.ns500688.ns500649.ns500649.ns500678.ns500666.ns500653.ns500153.tenderladiesbz.com.
these mail servers are often used together with the mail servers alt3.aspmx.l.google.com, alt4.aspmx.l.google.com, aspmx4.googlemail.com and aspmx5.googlemail.com.
Host names with two IPs:
Host aspmx2.googlemail.com has IPs 2800:3f0:4003:c0f::1a and 108.177.123.27.
Host aspmx3.googlemail.com has IPs 2a00:1450:400b:c02::1a and 172.253.116.26.
Host aspmx.l.google.com has IPs 2607:f8b0:4023:c0d::1b and 142.250.101.27.
Host alt1.aspmx.l.google.com has IPs 2a00:1450:4025:402::1b and 142.250.102.26.
Host alt2.aspmx.l.google.com has IPs 2607:f8b0:4023:1015::1a and 172.253.135.26.