optima.onl - robtex.com
optima.onl
onl
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | a0.nic.onl ⭐ | ||||||
| NS | a2.nic.onl | ||||||
| NS | b0.nic.onl | ||||||
| NS | c0.nic.onl | ||||||
| SOA | a0.nic.onlhostmaster@donuts.email serial=1778539118 | ||||||
Subdomains
browser-api.optima.onl |
Same first word
Similar names
DNS History
7 records (7 active, 0 former)
●NSns-1010.awsdns-62.net2026-04-28 → 2026-05-11 · 2 obs
● 2026-05-11 22:59:50
●NSns-1506.awsdns-60.org2026-04-28 → 2026-05-11 · 2 obs
● 2026-05-11 22:59:50
●NSns-1946.awsdns-51.co.uk2026-04-28 → 2026-05-11 · 2 obs
● 2026-05-11 22:59:50
●NSns-491.awsdns-61.com2026-04-28 → 2026-05-11 · 2 obs
● 2026-05-11 22:59:50
●MXmx1.larksuite.com2026-04-28 → 2026-05-11 · 2 obs
● 2026-05-11 22:59:50
●MXmx2.larksuite.com2026-04-28 → 2026-05-11 · 2 obs
● 2026-05-11 22:59:50
●MXmx3.larksuite.com2026-04-28 → 2026-05-11 · 2 obs
● 2026-05-11 22:59:50
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| onl | a0.nic.onl, a2.nic.onl, b0.nic.onl, c0.nic.onl | 8 records |
| optima.onl | ns-491.awsdns-61.com, ns-1010.awsdns-62.net, ns-1506.awsdns-60.org, ns-1946.awsdns-51.co.uk | - |
✅ Authoritative Response
Server:205.251.199.154
NS records: ns-491.awsdns-61.com, ns-1010.awsdns-62.net, ns-1506.awsdns-60.org, ns-1946.awsdns-51.co.uk
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for optima.onl (unsigned zone)
⏱️ Timing
Total: 791ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| NS | 4 | ns-1010.awsdns-62.net, ns-1506.awsdns-60.org... |
| MX | 3 | mx1.larksuite.com (pri: 1), mx3.larksuite.com (pri: 10)... |
| TXT | 2 | v=spf1 +include:spf.onlarksuite.com -all, verification-code-site-App_lark=y6DDBVHe |
| SOA | 1 | ns-1946.awsdns-51.co.uk awsdns-hostmaste |
📌 Glue Records Collected
Total: 8
In-bailiwick: 8 (a0.nic.onl, a2.nic.onl, b0.nic.onl...)
Analysis
Hierarchy
optima.onl is a parent of browser-api.optima.onl.
Name Servers
optima.onl is delegated to four name servers: ns-491.awsdns-61.com, ns-1010.awsdns-62.net, ns-1506.awsdns-60.org and ns-1946.awsdns-51.co.uk.
At least part of the name servers for optima.onl are shared with other domains, for instance iagl.digital, exelcarriers.com, d1sfz7zo155ed1.cloudfront.net, report.kuraemon.net and didati.com.
Host names with two IP numbers:
ns-491.awsdns-61.com points to: 2600:9000:5301:eb00::1 and 205.251.193.235
ns-1010.awsdns-62.net points to: 2600:9000:5303:f200::1 and 205.251.195.242
ns-1506.awsdns-60.org points to: 2600:9000:5305:e200::1 and 205.251.197.226
ns-1946.awsdns-51.co.uk points to: 2600:9000:5307:9a00::1 and 205.251.199.154
Mail Servers
Three mail servers handle optima.onl: mx1.larksuite.com, mx2.larksuite.com and mx3.larksuite.com.
optima.onl shares at least some mail servers with other domains, for example narwal.se, odeo.co.id, traco.co, hebora.vn and n8x.com.
Host names with three IPs:
Host name mx3.larksuite.com points to: 18.139.153.173, 101.126.58.223 and 122.14.230.154.
Host names with a single IP:
Host name mx1.larksuite.com points to: 18.139.153.173.
Host name mx2.larksuite.com points to: 18.139.153.173.
Names pointing to 18.139.153.173: mx3.larksuite.com, mx1.larksuite.com and mx2.larksuite.com.