usoptimus.com - robtex.com
usoptimus.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=1785828287 | ||||||
Same first word
usoptimus.com |
Similar names
DNS History
4 records (4 active, 0 former)
●NSdns31.hichina.com2026-02-24 → 2026-08-04 · 2 obs
● 2026-08-04 07:26:56
●NSdns32.hichina.com2026-02-24 → 2026-08-04 · 2 obs
● 2026-08-04 07:26:56
●MXmxa.mailgun.org2026-02-24 → 2026-08-04 · 2 obs
● 2026-08-04 07:26:56
●MXmxb.mailgun.org2026-02-24 → 2026-08-04 · 2 obs
● 2026-08-04 07:26:56
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net... | - |
| usoptimus.com | dns31.hichina.com, dns32.hichina.com | 18 records |
✅ Authoritative Response
Server:120.76.107.39
NS records: dns31.hichina.com, dns32.hichina.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for usoptimus.com (unsigned zone)
⏱️ Timing
Total: 3563ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| NS | 2 | dns32.hichina.com, dns31.hichina.com |
| MX | 2 | mxa.mailgun.org (pri: 10), mxb.mailgun.org (pri: 10) |
| TXT | 1 | v=spf1 include:mailgun.org ~all |
| SOA | 1 | dns31.hichina.com hostmaster.hichina.com |
📌 Glue Records Collected
Total: 18
Out-of-bailiwick: 18 (dns31.hichina.com, dns31.hichina.com, dns31.hichina.com...)
Analysis
Name Servers
usoptimus.com is served by two delegated name servers, dns31.hichina.com and dns32.hichina.com.
usoptimus.com has the same name server delegation as a number of other domains, such as c98.cn, amnor.cn, grayants.com and two more.
Host names resolving to 9 IP numbers:
dns31.hichina.com carries IP addresses 39.96.153.39, 39.96.153.59 and 47.118.199.199, with 6 other addresses beyond those.
dns32.hichina.com carries IP addresses 39.96.153.37, 39.96.153.62 and 47.118.199.197, with 6 other addresses beyond those.
Mail Servers
The MX records for usoptimus.com point to two mail servers: mxa.mailgun.org and mxb.mailgun.org.
usoptimus.com has the same mail server arrangement as a number of other domains, for example tandmelectrical.com, lushlifedigital.com, usals.org and two more.
usoptimus.com shares at least some of its mail servers with other domains — for example jackhafford.com, kuchlein.com, redash.pm.am.gov.br and two more.
mxa.mailgun.org and mxb.mailgun.org share one IP address between them — 34.149.254.5.
These two host names — mxa.mailgun.org and mxb.mailgun.org — each point to 34.149.254.5 IP addresses.