sharkmath.com - dns.ninja
sharkmath.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=1786545669 | ||||||
Same first word
sharkmath.com |
DNS History
11 records (7 active, 4 former)
●NSdns1.registrar-servers.com2026-02-17 → 2026-08-12 · 3 obs
● 2026-02-17 12:20:32
● 2026-08-12 14:42:42
●NSdns2.registrar-servers.com2026-02-17 → 2026-08-12 · 3 obs
● 2026-02-17 12:20:32
● 2026-08-12 14:42:42
○NSns1.locaweb.com.br2015-06-23 → 2016-03-06 · 4 obs
● 2016-03-06 02:12:32
○ 2016-07-18 21:26:42
○ 2026-08-12 14:42:42
○NSns2.locaweb.com.br2015-06-23 → 2016-03-06 · 4 obs
● 2016-03-06 02:12:32
○ 2016-07-18 21:26:42
○ 2026-08-12 14:42:42
○NSns3.locaweb.com.br2015-06-23 → 2016-03-06 · 4 obs
● 2016-03-06 02:12:32
○ 2016-07-18 21:26:42
○ 2026-08-12 14:42:42
●MXeforward1.registrar-servers.com2026-02-17 → 2026-08-12 · 2 obs
● 2026-08-12 14:42:42
●MXeforward2.registrar-servers.com2026-02-17 → 2026-08-12 · 2 obs
● 2026-08-12 14:42:42
●MXeforward3.registrar-servers.com2026-02-17 → 2026-08-12 · 2 obs
● 2026-08-12 14:42:42
●MXeforward4.registrar-servers.com2026-02-17 → 2026-08-12 · 2 obs
● 2026-08-12 14:42:42
●MXeforward5.registrar-servers.com2026-02-17 → 2026-08-12 · 2 obs
● 2026-08-12 14:42:42
○A162.255.119.2322026-02-17 → 2026-03-11 · 3 obs
● 2026-03-11 13:08:42
○ 2026-08-12 14:42:42
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net... | - |
| sharkmath.com | dns1.registrar-servers.com, dns2.registrar-servers.com | 4 records |
✅ Authoritative Response
Server:156.154.133.200
NS records: dns1.registrar-servers.com, dns2.registrar-servers.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for sharkmath.com (unsigned zone)
⏱️ Timing
Total: 270ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| NS | 2 | dns1.registrar-servers.com, dns2.registrar-servers.com |
| MX | 5 | eforward1.registrar-servers.com (pri: 10, eforward2.registrar-servers.com (pri: 10... |
| TXT | 1 | v=spf1 include:spf.efwd.registrar-server |
| SOA | 1 | dns1.registrar-servers.com hostmaster.re |
📌 Glue Records Collected
Total: 4
Out-of-bailiwick: 4 (dns1.registrar-servers.com, dns1.registrar-servers.com, dns2.registrar-servers.com...)
Analysis
Name Servers
DNS delegation for sharkmath.com points to two name servers: dns1.registrar-servers.com and dns2.registrar-servers.com.
The name server configuration of sharkmath.com is shared with other domains, for instance polusorae.sbs, nlihc.com, evolutionoffinance.com and two others.
The name servers of sharkmath.com overlap at least partially with those of other domains — among them neph.me, kayle.org, thomasrealephotography.com and two more.
The name servers dns3.registrar-servers.com, dns4.registrar-servers.com and dns5.registrar-servers.com are commonly seen alongside these name servers.
dns1.registrar-servers.com directs to 156.154.132.200 and 2610:a1:1024::200. dns2.registrar-servers.com directs to 156.154.133.200 and 2610:a1:1025::200. Each host name carries two IP addresses.
Mail Servers
Five mail servers handle sharkmath.com: eforward1.registrar-servers.com, eforward2.registrar-servers.com, eforward3.registrar-servers.com and two others.
At least some of the mail servers used by sharkmath.com are shared with other domains: worldmaterialscongress.com, tollan.org, terminallyawakefoal.shop and two others among them.
The mail servers eforward4.registrar-servers.com and eforward5.registrar-servers.com are commonly paired with these mail servers.
Host names resolving to a single IP address:
eforward1.registrar-servers.com directs to 162.255.118.51.
eforward2.registrar-servers.com directs to 162.255.118.52.
eforward3.registrar-servers.com directs to 162.255.118.51.
eforward4.registrar-servers.com directs to 162.255.118.52.
eforward5.registrar-servers.com directs to 162.255.118.51.
Three host names point to 162.255.118.51: eforward1.registrar-servers.com, eforward3.registrar-servers.com and eforward5.registrar-servers.com.
Host names pointing to 162.255.118.52 IP addresses: eforward2.registrar-servers.com and eforward4.registrar-servers.com.