optimset.com - robtex.com
optimset.com
| DNSSEC | ⚠️ Not signed | ||||||
| A | 66.198.240.53🇺🇸 vercara-udos66.198.240.0/24 | ||||||
| PTR | mi3-cl9-ats4.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.optimset.com ⭐ | ||||||
| A | 66.198.240.53🇺🇸 vercara-udos66.198.240.0/24 | ||||||
| PTR | mi3-cl9-ats4.a2hosting.com | ||||||
| MX | mi3-cl9-ats4.a2hosting.com ⭐ | ||||||
| A | 66.198.240.53🇺🇸 vercara-udos66.198.240.0/24 | ||||||
| PTR | mi3-cl9-ats4.a2hosting.com | ||||||
| TXT | v=spf1 +a +mx +ip4:66.198.240.53 include:spf.a2hosting.com ~all | ||||||
| SOA | ns1.a2hosting.comroot@mi3-cl9-ats4.a2hosting.com 2026-08-10 #4 | ||||||
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=1786379254 | ||||||
Subdomains
mail.optimset.com |
Same first word
optimset.com |
Similar names
DNS History
12 records (7 active, 5 former)
●NSns1.a2hosting.com2026-03-25 → 2026-08-10 · 3 obs
● 2026-03-25 22:19:10
● 2026-08-10 16:35:06
○NSns1.bluedomino.com2015-07-02 → 2016-07-18 · 4 obs
● 2016-07-18 22:39:26
○ 2026-03-25 22:19:10
○ 2026-08-10 16:35:06
●NSns2.a2hosting.com2026-03-25 → 2026-08-10 · 3 obs
● 2026-03-25 22:19:10
● 2026-08-10 16:35:06
○NSns2.bluedomino.com2015-07-02 → 2016-07-18 · 4 obs
● 2016-07-18 22:39:26
○ 2026-03-25 22:19:10
○ 2026-08-10 16:35:06
●NSns3.a2hosting.com2026-03-25 → 2026-08-10 · 3 obs
● 2026-03-25 22:19:10
● 2026-08-10 16:35:06
●NSns4.a2hosting.com2026-03-25 → 2026-08-10 · 3 obs
● 2026-03-25 22:19:10
● 2026-08-10 16:35:06
●MXmail.optimset.com2026-03-25 → 2026-08-10 · 3 obs
● 2026-03-25 22:19:10
● 2026-08-10 16:35:06
●MXmi3-cl9-ats4.a2hosting.com2026-03-25 → 2026-08-10 · 3 obs
● 2026-03-25 22:19:10
● 2026-08-10 16:35:06
○MXmx.optimset.com2015-07-02 → 2016-07-18 · 4 obs
● 2016-07-18 22:39:26
○ 2026-03-25 22:19:10
○ 2026-08-10 16:35:06
○A38.113.1.1022015-07-02 → 2016-03-09 · 4 obs
● 2016-03-09 07:57:10
○ 2016-07-18 22:39:26
○ 2026-08-10 16:35:06
○A65.254.227.2242016-07-18 → 2016-07-18 · 4 obs
● 2016-07-18 22:39:26
○ 2026-03-25 22:19:10
○ 2026-08-10 16:35:06
●A66.198.240.532026-03-25 → 2026-08-10 · 3 obs
● 2026-03-25 22:19:10
● 2026-08-10 16:35:06
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | b.gtld-servers.net, a.gtld-servers.net, c.gtld-servers.net, f.gtld-servers.net... | - |
| optimset.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 optimset.com (unsigned zone)
⏱️ Timing
Total: 338ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 66.198.240.53 |
| NS | 4 | ns1.a2hosting.com, ns2.a2hosting.com... |
| MX | 2 | mi3-cl9-ats4.a2hosting.com (pri: 0), mail.optimset.com (pri: 0) |
| TXT | 1 | v=spf1 +a +mx +ip4:66.198.240.53 include |
| SOA | 1 | ns1.a2hosting.com root.mi3-cl9-ats4.a2ho |
📌 Glue Records Collected
Total: 4
Out-of-bailiwick: 4 (ns1.a2hosting.com, ns2.a2hosting.com, ns3.a2hosting.com...)
Analysis
Hierarchy
optimset.com is the parent zone for mail.optimset.com.
IP Addresses
optimset.com resolves to just one IP address, 66.198.240.53.
Two other host names, along with mail.dreamsalonequipment.com, metalubeinc.com and mail.sayopinion.com, also share IP numbers with optimset.com.
Name Servers
The NS records for optimset.com point to four name servers: ns1.a2hosting.com, ns2.a2hosting.com, ns3.a2hosting.com and ns4.a2hosting.com.
optimset.com partially shares its NS delegation with several other domains, including fahrradstation.com, yourfinancialconsultant.com, shopnair.com and two others.
In DNS configurations, these name servers often share authority with ns1.mysecurecloudhost.com, ns2.mysecurecloudhost.com, ns3.mysecurecloudhost.com and 3 other name servers.
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
optimset.com is served by two mail servers, mi3-cl9-ats4.a2hosting.com and mail.optimset.com.
Each of mi3-cl9-ats4.a2hosting.com and mail.optimset.com points to exactly one IP address: 66.198.240.53.
mi3-cl9-ats4.a2hosting.com and mail.optimset.com each have 66.198.240.53 IP addresses.