optimalsms.com - dns.ninja
optimalsms.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=1786405519 | ||||||
Same first word
optimalsms.com |
DNS History
10 records (10 active, 0 former)
●NSdns1.stabletransit.com2015-08-11 → 2026-08-11 · 2 obs
● 2026-08-11 00:13:20
●NSdns2.stabletransit.com2015-08-11 → 2026-08-11 · 2 obs
● 2026-08-11 00:13:20
●NSns.rackspace.com2026-03-24 → 2026-08-11 · 3 obs
● 2026-03-24 17:33:36
● 2026-08-11 00:13:20
●NSns2.rackspace.com2026-03-24 → 2026-08-11 · 3 obs
● 2026-03-24 17:33:36
● 2026-08-11 00:13:20
●MXalt1.aspmx.l.google.com2015-08-11 → 2026-08-11 · 2 obs
● 2026-08-11 00:13:20
●MXalt2.aspmx.l.google.com2015-08-11 → 2026-08-11 · 2 obs
● 2026-08-11 00:13:20
●MXaspmx.l.google.com2015-08-11 → 2026-08-11 · 2 obs
● 2026-08-11 00:13:20
●MXaspmx2.googlemail.com2015-08-11 → 2026-08-11 · 2 obs
● 2026-08-11 00:13:20
●MXaspmx3.googlemail.com2015-08-11 → 2026-08-11 · 2 obs
● 2026-08-11 00:13:20
●A162.209.99.562015-08-11 → 2026-08-11 · 2 obs
● 2026-08-11 00:13:20
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | f.gtld-servers.net, k.gtld-servers.net, a.gtld-servers.net, b.gtld-servers.net... | - |
| optimalsms.com | ns2.rackspace.com, ns.rackspace.com | 2 records |
✅ Authoritative Response
Server:65.61.188.4
NS records: ns2.rackspace.com, ns.rackspace.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for optimalsms.com (unsigned zone)
⏱️ Timing
Total: 387ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 162.209.99.56 |
| NS | 2 | dns1.stabletransit.com, dns2.stabletransit.com |
| MX | 5 | ASPMX.L.GOOGLE.COM (pri: 1), ASPMX3.GOOGLEMAIL.COM (pri: 10)... |
| SOA | 1 | dns1.stabletransit.com ipadmin.stabletra |
📌 Glue Records Collected
Total: 2
Out-of-bailiwick: 2 (ns2.rackspace.com, ns.rackspace.com)
Analysis
IP Addresses
optimalsms.com points to a single IP number: 162.209.99.56.
Name Servers
optimalsms.com has four authoritative name servers: ns2.rackspace.com, ns.rackspace.com, dns1.stabletransit.com and dns2.stabletransit.com.
At least some of optimalsms.com's name servers are shared with other domains, for example 100.188.37.in-addr.arpa, wakeboardingexp.com, bluemuillustration.com and two more.
These name servers tend to co-occur with dns.stabletransit.com, a1-47.akam.net, a11-64.akam.net and 4 other name servers in the same DNS delegations.
The host names ns2.rackspace.com, ns.rackspace.com, dns1.stabletransit.com and dns2.stabletransit.com each carry a single IP address: ns2.rackspace.com directs to 65.61.188.4, ns.rackspace.com directs to 69.20.95.4, dns1.stabletransit.com directs to 69.20.95.4 and dns2.stabletransit.com directs to 65.61.188.4. Notably, ns2.rackspace.com and dns2.stabletransit.com share 65.61.188.4 and ns.rackspace.com and dns1.stabletransit.com share 69.20.95.4.
ns2.rackspace.com along with dns2.stabletransit.com each resolve to 65.61.188.4 IP addresses.
ns.rackspace.com along with dns1.stabletransit.com each resolve to 69.20.95.4 IP addresses.
Mail Servers
Five mail servers handle optimalsms.com: aspmx2.googlemail.com, aspmx3.googlemail.com, aspmx.l.google.com and two others.
optimalsms.com shares mail servers — at least in part — with other domains, including ns500742.ns500754.ns500731.ns500731.ns500754.ns500704.ns500742.ns500705.ns500705.ns500649.ns500649.ns500291.ns500291.ns500131.lustychickser.com, cimaing.com, ns500759.ns500758.ns500759.ns500698.ns500736.ns500736.ns500576.ns500576.ns500708.ns500576.ns500686.ns500576.ns500619.trackreceptor.com and two others.
These mail servers are frequently used alongside mail servers alt1.aspmx.l.google.com, alt2.aspmx.l.google.com, alt3.aspmx.l.google.com and 3 other.
Host names with two IP numbers:
aspmx2.googlemail.com resolves to two addresses: 192.178.234.26 and 2800:3f0:4003:c14::1a.
aspmx3.googlemail.com resolves to two addresses: 172.253.116.26 and 2a00:1450:400b:c02::1a.
aspmx.l.google.com resolves to two addresses: 192.178.155.27 and 2607:f8b0:4004:c1b::1a.
alt1.aspmx.l.google.com resolves to two addresses: 192.178.234.26 and 2800:3f0:4003:c14::1a.
alt2.aspmx.l.google.com resolves to two addresses: 172.253.116.26 and 2a00:1450:400b:c02::1b.
aspmx2.googlemail.com along with alt1.aspmx.l.google.com each resolve to 2800:3f0:4003:c14::1a IP addresses.
aspmx2.googlemail.com along with alt1.aspmx.l.google.com each resolve to 192.178.234.26 IP addresses.
aspmx3.googlemail.com along with alt2.aspmx.l.google.com each resolve to 172.253.116.26 IP addresses.