mathsumos.com - dns.ninja
mathsumos.com
| DNSSEC | ⚠️ Not signed | ||||||
| A | 185.146.22.243🇺🇸 vercara-udos185.146.22.0/24 | ||||||
| PTR | nl1-ts109.a2hosting.com | ||||||
| NS | ns1.a2hosting.com ⭐ | ||||||
| A | 13.248.158.180🇺🇸 Amazon13.248.144.0/20 | ||||||
| PTR | a79764cc55c0ac9c0.awsglobalaccelerator.com | ||||||
| NS | ns2.a2hosting.com | ||||||
| A | 75.2.118.134🇺🇸 Amazon75.2.112.0/20 | ||||||
| PTR | abc65dd9a44b5332f.awsglobalaccelerator.com | ||||||
| NS | ns3.a2hosting.com | ||||||
| A | 76.223.26.245🇺🇸 Amazon76.223.16.0/20 | ||||||
| PTR | a79764cc55c0ac9c0.awsglobalaccelerator.com | ||||||
| NS | ns4.a2hosting.com | ||||||
| A | 99.83.147.209🇺🇸 Amazon99.83.144.0/20 | ||||||
| PTR | abc65dd9a44b5332f.awsglobalaccelerator.com | ||||||
| MX | mail.mathsumos.com ⭐ | ||||||
| A | 185.146.22.243🇺🇸 vercara-udos185.146.22.0/24 | ||||||
| PTR | nl1-ts109.a2hosting.com | ||||||
| TXT | v=spf1 +a +mx +ip4:185.146.22.243 include:spf.a2hosting.com ~all | ||||||
| SOA | ns1.a2hosting.comroot@nl1-ts109.a2hosting.com 2026-07-04 #1 | ||||||
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=1785846622 | ||||||
Subdomains
mail.mathsumos.com |
Same first word
mathsumos.com |
Similar names
DNS History
10 records (6 active, 4 former)
○NSjanus.radore.com2020-01-04 → 2020-01-04 · 3 obs
○ 2026-03-04 18:44:18
○ 2026-08-04 12:59:16
○NSmimas.rh.com.tr2020-01-04 → 2020-01-04 · 3 obs
○ 2026-03-04 18:44:18
○ 2026-08-04 12:59:16
●NSns1.a2hosting.com2026-03-04 → 2026-08-04 · 3 obs
● 2026-03-04 18:44:18
● 2026-08-04 12:59:16
●NSns2.a2hosting.com2026-03-04 → 2026-08-04 · 3 obs
● 2026-03-04 18:44:18
● 2026-08-04 12:59:16
●NSns3.a2hosting.com2026-03-04 → 2026-08-04 · 3 obs
● 2026-03-04 18:44:18
● 2026-08-04 12:59:16
●NSns4.a2hosting.com2026-03-04 → 2026-08-04 · 3 obs
● 2026-03-04 18:44:18
● 2026-08-04 12:59:16
○NStitan.radore.com2020-01-04 → 2020-01-04 · 3 obs
○ 2026-03-04 18:44:18
○ 2026-08-04 12:59:16
●MXmail.mathsumos.com2026-03-04 → 2026-08-04 · 2 obs
● 2026-08-04 12:59:16
○A176.53.53.492020-01-04 → 2020-01-04 · 3 obs
○ 2026-03-04 18:44:18
○ 2026-08-04 12:59:16
●A185.146.22.2432026-03-04 → 2026-08-04 · 3 obs
● 2026-03-04 18:44:18
● 2026-08-04 12:59:16
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net... | - |
| mathsumos.com | ns1.a2hosting.com, ns2.a2hosting.com, ns3.a2hosting.com, ns4.a2hosting.com | 4 records |
✅ Authoritative Response
Server:76.223.26.245
NS records: ns1.a2hosting.com, ns2.a2hosting.com, ns3.a2hosting.com, ns4.a2hosting.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for mathsumos.com (unsigned zone)
⏱️ Timing
Total: 102ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 185.146.22.243 |
| NS | 4 | ns4.a2hosting.com, ns1.a2hosting.com... |
| MX | 1 | mail.mathsumos.com (pri: 0) |
| TXT | 1 | v=spf1 +a +mx +ip4:185.146.22.243 includ |
| SOA | 1 | ns1.a2hosting.com root.nl1-ts109.a2hosti |
📌 Glue Records Collected
Total: 4
Out-of-bailiwick: 4 (ns1.a2hosting.com, ns2.a2hosting.com, ns3.a2hosting.com...)
Analysis
Hierarchy
The domain mail.mathsumos.com falls under the parent mathsumos.com.
IP Addresses
mathsumos.com points to a single IP number: 185.146.22.243.
Additional host names — mail.digitalsoftwr.com, jetlon.com, mail.doostan-co.com and two others — share IP numbers with mathsumos.com.
Name Servers
mathsumos.com has four authoritative name servers: ns1.a2hosting.com, ns2.a2hosting.com, ns3.a2hosting.com and ns4.a2hosting.com.
At least some of mathsumos.com's name servers are shared with other domains, for example mperb.org, thebangladeshikitchen.com, howmanydaysuntilmybirthday.com and two more.
ns1.a2hosting.com, ns2.a2hosting.com, ns3.a2hosting.com and ns4.a2hosting.com each resolve to one IP address: ns1.a2hosting.com resolves to 13.248.158.180, ns2.a2hosting.com resolves to 75.2.118.134, ns3.a2hosting.com resolves to 76.223.26.245 and ns4.a2hosting.com resolves to 99.83.147.209.
Mail Servers
mathsumos.com has one mail server: mail.mathsumos.com.
mail.mathsumos.com carries a single IP number, which is 185.146.22.243.