mastercase.com - dns.ninja
mastercase.com
| DNSSEC | ⚠️ Not signed | ||||||
| A | 68.66.224.40🇺🇸 A2HOSTING68.66.224.0/20 A2 Hosting, Inc. | ||||||
| PTR | az1-ss19.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 | mastercase.com ⭐ | ||||||
| A | 68.66.224.40🇺🇸 A2HOSTING68.66.224.0/20 A2 Hosting, Inc. | ||||||
| PTR | az1-ss19.a2hosting.com | ||||||
| TXT | v=spf1 +a +mx +ip4:68.66.224.40 ~all | ||||||
| SOA | ns1.a2hosting.comroot@az1-ss19.a2hosting.com 2026-04-29 #0 | ||||||
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=1784935392 | ||||||
MX for
mastercase.com |
Same first word
Similar names
DNS History
10 records (6 active, 4 former)
○NSdns12.ovh.net2015-05-25 → 2017-03-20 · 4 obs
● 2017-03-20 03:42:26
○ 2020-02-20 03:23:44
○ 2026-07-24 23:51:44
●NSns1.a2hosting.com2020-02-20 → 2026-07-24 · 3 obs
● 2020-02-20 03:23:44
● 2026-07-24 23:51:44
○NSns12.ovh.net2015-05-25 → 2017-03-20 · 4 obs
● 2017-03-20 03:42:26
○ 2020-02-20 03:23:44
○ 2026-07-24 23:51:44
●NSns2.a2hosting.com2020-02-20 → 2026-07-24 · 3 obs
● 2020-02-20 03:23:44
● 2026-07-24 23:51:44
●NSns3.a2hosting.com2020-02-20 → 2026-07-24 · 3 obs
● 2020-02-20 03:23:44
● 2026-07-24 23:51:44
●NSns4.a2hosting.com2020-02-20 → 2026-07-24 · 3 obs
● 2020-02-20 03:23:44
● 2026-07-24 23:51:44
●MXmastercase.com2020-02-20 → 2026-07-24 · 3 obs
● 2020-02-20 03:23:44
● 2026-07-24 23:51:44
○MXredirect.ovh.net2015-05-25 → 2017-03-20 · 4 obs
● 2017-03-20 03:42:26
○ 2020-02-20 03:23:44
○ 2026-07-24 23:51:44
○A213.186.33.52015-05-25 → 2017-03-20 · 4 obs
● 2017-03-20 03:42:26
○ 2020-02-20 03:23:44
○ 2026-07-24 23:51:44
●A68.66.224.402020-02-20 → 2026-07-24 · 3 obs
● 2020-02-20 03:23:44
● 2026-07-24 23:51:44
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net... | - |
| mastercase.com | ns1.a2hosting.com, ns2.a2hosting.com, ns3.a2hosting.com, ns4.a2hosting.com | 4 records |
✅ Authoritative Response
Server:99.83.147.209
NS records: ns1.a2hosting.com, ns2.a2hosting.com, ns3.a2hosting.com, ns4.a2hosting.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for mastercase.com (unsigned zone)
⏱️ Timing
Total: 236ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 68.66.224.40 |
| NS | 4 | ns4.a2hosting.com, ns3.a2hosting.com... |
| MX | 1 | mastercase.com (pri: 0) |
| TXT | 1 | v=spf1 +a +mx +ip4:68.66.224.40 ~all |
| SOA | 1 | ns1.a2hosting.com root.az1-ss19.a2hostin |
📌 Glue Records Collected
Total: 4
Out-of-bailiwick: 4 (ns1.a2hosting.com, ns2.a2hosting.com, ns3.a2hosting.com...)
Analysis
Mail Server Role
mastercase.com acts as its own mail server.
IP Addresses
mastercase.com points to a single IP number: 68.66.224.40.
Additional host names — powerboatlimited.com, trash-clothing.com, maustinfloors.com and two others — share IP numbers with mastercase.com.
Name Servers
mastercase.com has four authoritative name servers: ns1.a2hosting.com, ns2.a2hosting.com, ns3.a2hosting.com and ns4.a2hosting.com.
mastercase.com has at least partial name server overlap with other domains, such as ecoscientists.com, artiosdesigns.com, transactsecurelabs.com and two others.
It is common to find these name servers paired with the name servers ns1.supercp.com.
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
mastercase.com has a single mail server: mastercase.com itself.
There is one IP number for mastercase.com: 68.66.224.40.