optimalhosting.com - robtex.com
optimalhosting.com
| DNSSEC | ⚠️ Not signed | ||||||
| NS | ns-1496.awsdns-59.org ⚠️ Not in zone NS records | ||||||
| A | 2600:9000:5305:d800::1🇺🇸 Amazon2600:9000:5305::/48 - CloudFront | ||||||
| PTR | ns-1496.awsdns-59.org | ||||||
| A | 205.251.197.216🇺🇸 Amazon205.251.197.0/24 prefix | ||||||
| PTR | ns-1496.awsdns-59.org | ||||||
| NS | ns-1625.awsdns-11.co.uk ⚠️ Not in zone NS records | ||||||
| A | 2600:9000:5306:5900::1🇺🇸 Amazon2600:9000:5306::/48 - CloudFront | ||||||
| PTR | ns-1625.awsdns-11.co.uk | ||||||
| A | 205.251.198.89🇺🇸 Amazon205.251.198.0/24 prefix | ||||||
| PTR | ns-1625.awsdns-11.co.uk | ||||||
| NS | ns-358.awsdns-44.com ⚠️ Not in zone NS records | ||||||
| A | 2600:9000:5301:6600::1🇺🇸 Amazon2600:9000:5301::/48 - CloudFront | ||||||
| PTR | ns-358.awsdns-44.com | ||||||
| A | 205.251.193.102🇺🇸 Amazon205.251.193.0/24 prefix | ||||||
| PTR | ns-358.awsdns-44.com | ||||||
| NS | ns-763.awsdns-31.net ⚠️ Not in zone NS records | ||||||
| A | 2600:9000:5302:fb00::1🇺🇸 Amazon2600:9000:5302::/48 - CloudFront | ||||||
| PTR | ns-763.awsdns-31.net | ||||||
| A | 205.251.194.251🇺🇸 Amazon205.251.194.0/24 prefix | ||||||
| PTR | ns-763.awsdns-31.net | ||||||
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=1774544192 | ||||||
Same first word
optimalhosting.eu |
optimalhosting.com |
optimalhosting.de |
DNS History
6 records (4 active, 2 former)
●NSns-1496.awsdns-59.org2015-08-24 → 2026-03-26 · 2 obs
● 2026-03-26 17:23:22
●NSns-1625.awsdns-11.co.uk2015-08-24 → 2026-03-26 · 2 obs
● 2026-03-26 17:23:22
●NSns-358.awsdns-44.com2015-08-24 → 2026-03-26 · 2 obs
● 2026-03-26 17:23:22
●NSns-763.awsdns-31.net2015-08-24 → 2026-03-26 · 2 obs
● 2026-03-26 17:23:22
○MXmail.optimalhosting.com2015-08-24 → 2016-10-01 · 4 obs
● 2016-10-01 01:13:24
○ 2026-02-19 11:15:30
○ 2026-03-26 17:23:22
○A184.170.150.112015-08-24 → 2016-10-01 · 4 obs
● 2016-10-01 01:13:24
○ 2026-02-19 11:15:30
○ 2026-03-26 17:23:22
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net... | - |
| optimalhosting.com | ns-763.awsdns-31.net, ns-358.awsdns-44.com, ns-1625.awsdns-11.co.uk, ns-1496.awsdns-59.org | 1 record |
✅ Authoritative Response
Server:205.251.197.216
NS records: ns-763.awsdns-31.net, ns-358.awsdns-44.com, ns-1625.awsdns-11.co.uk, ns-1496.awsdns-59.org
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for optimalhosting.com (unsigned zone)
⏱️ Timing
Total: 362ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|
📌 Glue Records Collected
Total: 1
Out-of-bailiwick: 1 (ns-358.awsdns-44.com)
Analysis
Name Servers
optimalhosting.com is delegated to four name servers: ns-358.awsdns-44.com, ns-763.awsdns-31.net, ns-1496.awsdns-59.org and ns-1625.awsdns-11.co.uk.
At least part of the name servers for optimalhosting.com are shared with other domains, for instance brainna.com, lawson.com, tollbrothersdelaware.com, sunracing.com and centrictel.com.
These name servers are commonly used together with the name servers ns-460.awsdns-57.com, ns-969.awsdns-57.net, ns-1291.awsdns-33.org, ns-869.awsdns-44.net, ns-1892.awsdns-44.co.uk and ns-80.awsdns-10.com.
Host names with two IP numbers:
ns-358.awsdns-44.com points to: 2600:9000:5301:6600::1 and 205.251.193.102
ns-763.awsdns-31.net points to: 2600:9000:5302:fb00::1 and 205.251.194.251
ns-1496.awsdns-59.org points to: 2600:9000:5305:d800::1 and 205.251.197.216
ns-1625.awsdns-11.co.uk points to: 2600:9000:5306:5900::1 and 205.251.198.89