optionalm.com - robtex.com
optionalm.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=1771291435 | ||||||
Same first word
optionalm.com |
Similar names
DNS History
4 records (4 active, 0 former)
●NSdns17.hichina.com2026-03-12 → 2026-03-23 · 2 obs
● 2026-03-23 14:58:16
●NSdns18.hichina.com2026-03-12 → 2026-03-23 · 2 obs
● 2026-03-23 14:58:16
●MXmail.optionalm.com2026-03-12 → 2026-03-23 · 2 obs
● 2026-03-23 14:58:16
●A15.197.163.2502026-03-12 → 2026-03-23 · 2 obs
● 2026-03-23 14:58:16
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net... | - |
| optionalm.com | dns17.hichina.com, dns18.hichina.com | 18 records |
✅ Authoritative Response
Server:120.76.107.38
NS records: dns17.hichina.com, dns18.hichina.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for optionalm.com (unsigned zone)
⏱️ Timing
Total: 4276ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 15.197.163.250 |
| NS | 2 | dns17.hichina.com, dns18.hichina.com |
| MX | 1 | mail.optionalm.com (pri: 1) |
| TXT | 1 | v=spf1 ip4:47.254.92.90~all |
| SOA | 1 | dns17.hichina.com hostmaster.hichina.com |
📌 Glue Records Collected
Total: 18
Out-of-bailiwick: 18 (dns17.hichina.com, dns17.hichina.com, dns17.hichina.com...)
Analysis
IP Addresses
optionalm.com resolves to a single IP address: 15.197.163.250.
Other host names including reservationk.com, streamliney.com, chatterm.com, gloriousm.com and derivescend.com share IP numbers with optionalm.com.
Name Servers
optionalm.com's delegation uses two name servers, dns17.hichina.com and dns18.hichina.com.
optionalm.com shares the same name server setup as other domains, for example myhuayu.com, doumobi.cn, hhbike.com.cn, itadn.com and rigouwang.com.
optionalm.com partially shares its name servers with other domains, for example favg.cn and qiyi.org.
dns17.hichina.com points to: 2408:4009:501::25, 39.96.153.40, 39.96.153.60, 47.118.199.200, 47.118.199.220, 120.76.107.40, 120.76.107.60, 139.224.142.100 and 139.224.142.110.
dns18.hichina.com points to: 2408:4009:501::26, 39.96.153.38, 39.96.153.61, 47.118.199.198, 47.118.199.222, 120.76.107.38, 120.76.107.61, 139.224.142.98 and 139.224.142.108.
Mail Servers
optionalm.com is handled by a single mail server, mail.optionalm.com.