mathopt.com - dns.ninja
mathopt.com
| DNSSEC | ⚠️ Not signed | ||||||
| A | 68.66.226.69🇺🇸 A2HOSTING68.66.224.0/20 A2 Hosting, Inc. | ||||||
| PTR | az1-ss32.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.mathopt.com ⭐ | ||||||
| A | 68.66.226.69🇺🇸 A2HOSTING68.66.224.0/20 A2 Hosting, Inc. | ||||||
| PTR | az1-ss32.a2hosting.com | ||||||
| TXT | v=spf1 +a +mx +ip4:68.66.226.69 include:spf.a2hosting.com ~all | ||||||
| SOA | ns1.a2hosting.comroot@az1-ss32.a2hosting.com 2026-07-18 #3 | ||||||
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=1785552557 | ||||||
Subdomains
mail.mathopt.com |
Same first word
Similar names
potmath.com |
mathtop.com |
matphot.com |
mattohp.jp |
optmath.com |
topmath.com |
topmath.info |
tomphat.com.au |
topmath.org |
topmath.ir |
mathtop.com.cn |
thompat.de |
topmath.ca |
topmath.de |
photmat.eu |
mattohp.com |
mathpot.com |
pamtoth.com |
DNS History
14 records (6 active, 8 former)
○NSdns1.registrar-servers.com2015-07-24 → 2017-04-04 · 4 obs
● 2017-04-04 15:14:52
○ 2026-03-07 13:32:06
○ 2026-08-01 03:04:40
○NSdns1.registrar-servers.com,2015-11-20 → 2017-04-04 · 5 obs
● 2015-11-20 12:50:16
● 2017-04-04 15:14:52
○ 2026-03-07 13:32:06
○ 2026-08-01 03:04:40
○NSdns2.registrar-servers.com2015-11-20 → 2017-04-04 · 5 obs
● 2015-11-20 12:50:16
● 2017-04-04 15:14:52
○ 2026-03-07 13:32:06
○ 2026-08-01 03:04:40
○NSdns3.registrar-servers.com2015-11-20 → 2017-04-04 · 5 obs
● 2015-11-20 12:50:16
● 2017-04-04 15:14:52
○ 2026-03-07 13:32:06
○ 2026-08-01 03:04:40
○NSdns4.registrar-servers.com2015-11-20 → 2017-04-04 · 5 obs
● 2015-11-20 12:50:16
● 2017-04-04 15:14:52
○ 2026-03-07 13:32:06
○ 2026-08-01 03:04:40
○NSdns5.registrar-servers.com2015-11-20 → 2017-04-04 · 5 obs
● 2015-11-20 12:50:16
● 2017-04-04 15:14:52
○ 2026-03-07 13:32:06
○ 2026-08-01 03:04:40
●NSns1.a2hosting.com2026-03-07 → 2026-08-01 · 3 obs
● 2026-03-07 13:32:06
● 2026-08-01 03:04:40
●NSns2.a2hosting.com2026-03-07 → 2026-08-01 · 3 obs
● 2026-03-07 13:32:06
● 2026-08-01 03:04:40
●NSns3.a2hosting.com2026-03-07 → 2026-08-01 · 3 obs
● 2026-03-07 13:32:06
● 2026-08-01 03:04:40
●NSns4.a2hosting.com2026-03-07 → 2026-08-01 · 3 obs
● 2026-03-07 13:32:06
● 2026-08-01 03:04:40
●MXmail.mathopt.com2026-03-07 → 2026-08-01 · 2 obs
● 2026-08-01 03:04:40
○A192.64.119.2422015-11-20 → 2017-04-04 · 5 obs
● 2015-11-20 12:50:16
● 2017-04-04 15:14:52
○ 2026-03-07 13:32:06
○ 2026-08-01 03:04:40
○A68.65.123.1552015-07-24 → 2015-07-24 · 3 obs
○ 2026-03-07 13:32:06
○ 2026-08-01 03:04:40
●A68.66.226.692026-03-07 → 2026-08-01 · 3 obs
● 2026-03-07 13:32:06
● 2026-08-01 03:04:40
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net... | - |
| mathopt.com | ns1.a2hosting.com, ns2.a2hosting.com, ns3.a2hosting.com, ns4.a2hosting.com | 4 records |
✅ Authoritative Response
Server:13.248.158.180
NS records: ns1.a2hosting.com, ns2.a2hosting.com, ns3.a2hosting.com, ns4.a2hosting.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for mathopt.com (unsigned zone)
⏱️ Timing
Total: 136ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 68.66.226.69 |
| NS | 4 | ns2.a2hosting.com, ns4.a2hosting.com... |
| MX | 1 | mail.mathopt.com (pri: 0) |
| TXT | 1 | v=spf1 +a +mx +ip4:68.66.226.69 include: |
| SOA | 1 | ns1.a2hosting.com root.az1-ss32.a2hostin |
📌 Glue Records Collected
Total: 4
Out-of-bailiwick: 4 (ns1.a2hosting.com, ns2.a2hosting.com, ns3.a2hosting.com...)
Analysis
Hierarchy
mail.mathopt.com is delegated beneath mathopt.com.
IP Addresses
mathopt.com resolves to just one IP address, 68.66.226.69.
Two other host names, along with mail.wassor.com, mail.pkmr.com and truonghuyen.com, also share IP numbers with mathopt.com.
Name Servers
The NS records for mathopt.com point to four name servers: ns1.a2hosting.com, ns2.a2hosting.com, ns3.a2hosting.com and ns4.a2hosting.com.
There is at least partial name server overlap between mathopt.com and other domains — 660food.com, lakdiv.co.nz, thecashmoneycookbook.com and two more among them.
These name servers tend to appear in combination with the name servers ns1.supercp.com, ns2.supercp.com, ns3.supercp.com and ns4.supercp.com.
The hosts ns1.a2hosting.com, ns2.a2hosting.com, ns3.a2hosting.com and ns4.a2hosting.com all resolve to exactly one IP address each: 13.248.158.180, 75.2.118.134, 76.223.26.245 and 99.83.147.209 respectively.
Mail Servers
The sole mail server for mathopt.com is mail.mathopt.com.
mail.mathopt.com resolves to 68.66.226.69 and no other IP number.