mathexpression.com - robtex.com
mathexpression.com
| DNSSEC | ⚠️ Not signed | ||||||
| NS | ns1.sitesell.com ⚠️ Not in zone NS records | ||||||
| A | 66.43.48.19🇨🇦 NETELLIGENT66.43.48.0/24 SiteSell Inc route advertisement | ||||||
| PTR | ns1.sitesell.com | ||||||
| NS | ns2.sitesell.com ⚠️ Not in zone NS records | ||||||
| A | 66.43.48.20🇨🇦 NETELLIGENT66.43.48.0/24 SiteSell Inc route advertisement | ||||||
| PTR | ns2.sitesell.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=1774526022 | ||||||
Same first word
mathexpression.com |
Similar names
DNS History
4 records (2 active, 2 former)
●NSns1.sitesell.com2015-06-08 → 2026-03-26 · 2 obs
● 2015-06-08 20:10:10
● 2026-03-26 12:21:42
● 2026-03-26 12:21:42
●NSns2.sitesell.com2015-06-08 → 2026-03-26 · 2 obs
● 2015-06-08 20:10:10
● 2026-03-26 12:21:42
● 2026-03-26 12:21:42
○MXf9127f5dd7ba0649a74fad6fc9efb1.pamx1.hotmail.com2015-06-08 → 2017-05-07 · 6 obs
● 2015-06-08 20:10:10
● 2016-03-24 03:12:16
○ 2016-07-16 22:45:40
● 2017-05-07 22:57:32
○ 2026-03-21 08:00:36
○ 2026-03-26 12:21:42
● 2016-03-24 03:12:16
○ 2016-07-16 22:45:40
● 2017-05-07 22:57:32
○ 2026-03-21 08:00:36
○ 2026-03-26 12:21:42
○A66.43.58.1002015-06-08 → 2017-05-07 · 4 obs
● 2015-06-08 20:10:10
● 2017-05-07 22:57:32
○ 2026-03-21 08:00:36
○ 2026-03-26 12:21:42
● 2017-05-07 22:57:32
○ 2026-03-21 08:00:36
○ 2026-03-26 12:21:42
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | d.gtld-servers.net, m.gtld-servers.net, k.gtld-servers.net, b.gtld-servers.net... | - |
| mathexpression.com | ns1.sitesell.com, ns2.sitesell.com | 2 records |
✅ Authoritative Response
Server:66.43.48.20
NS records: ns1.sitesell.com, ns2.sitesell.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for mathexpression.com (unsigned zone)
⏱️ Timing
Total: 261ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|
📌 Glue Records Collected
Total: 2
Out-of-bailiwick: 2 (ns1.sitesell.com, ns2.sitesell.com)
Analysis
Name Servers
mathexpression.com is delegated to two name servers: ns1.sitesell.com and ns2.sitesell.com.
mathexpression.com shares the same name server setup as drvenuswilliams.com, sellmycomicbooks.com, electricguitarz.com, kc-synthetic-oil.com and vertical-challenge.com.
Host names with a single IP:
ns1.sitesell.com points to 66.43.48.19.
ns2.sitesell.com points to 66.43.48.20.