oursigma.net - robtex.com
oursigma.net
net
| 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=1771291465 | ||||||
Subdomains
mail.oursigma.net |
Same first word
oursigma.net |
Similar names
DNS History
10 records (4 active, 6 former)
●NSdns25.hichina.com2026-03-22 → 2026-03-22 · 2 obs
● 2026-03-22 23:26:30
●NSdns26.hichina.com2026-03-22 → 2026-03-22 · 2 obs
● 2026-03-22 23:26:30
○NSf1g1ns1.dnspod.net2015-05-24 → 2017-04-11 · 4 obs
● 2015-05-24 19:10:24
● 2017-04-11 07:13:46
○ 2026-03-22 23:26:30
○NSf1g1ns2.dnspod.net2015-05-24 → 2017-04-11 · 4 obs
● 2015-05-24 19:10:24
● 2017-04-11 07:13:46
○ 2026-03-22 23:26:30
○NSns.2911.net2007-09-20 → 2007-09-20 · 3 obs
○ 2015-05-24 19:10:24
○ 2026-03-22 23:26:30
○NSns.cj.net.cn2007-09-20 → 2007-09-20 · 3 obs
○ 2015-05-24 19:10:24
○ 2026-03-22 23:26:30
○MXmail.oursigma.net2015-05-24 → 2017-04-11 · 4 obs
● 2015-05-24 19:10:24
● 2017-04-11 07:13:46
○ 2026-03-22 23:26:30
○MXmx.mail.sogou.com2007-09-20 → 2007-09-20 · 3 obs
○ 2015-05-24 19:10:24
○ 2026-03-22 23:26:30
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| net | m.gtld-servers.net, k.gtld-servers.net, b.gtld-servers.net, f.gtld-servers.net... | - |
| oursigma.net | dns25.hichina.com, dns26.hichina.com | - |
✅ Authoritative Response
Server:120.76.107.59
NS records: dns25.hichina.com, dns26.hichina.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for oursigma.net (unsigned zone)
⏱️ Timing
Total: 1078ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| NS | 2 | dns26.hichina.com, dns25.hichina.com |
| MX | 2 | mxbiz2.qq.com (pri: 10), mxbiz1.qq.com (pri: 5) |
| SOA | 1 | dns25.hichina.com hostmaster.hichina.com |
Analysis
Hierarchy
oursigma.net is the parent of mail.oursigma.net.
Name Servers
oursigma.net is delegated to two name servers: dns25.hichina.com and dns26.hichina.com.
oursigma.net shares the same name server setup as other domains, for example exerp.cn, lyk.net, sunpocn.com, olnw.cn and gl119.cn.
oursigma.net partially shares name servers with other domains, for instance thinw.org, dianshen.com and mspj.cn.
Host names with nine IP numbers:
dns25.hichina.com points to: 2408:4009:501::33, 39.96.153.39, 39.96.153.59, 47.118.199.199, 47.118.199.219, 120.76.107.39, 120.76.107.59, 139.224.142.99 and 139.224.142.109.
dns26.hichina.com points to: 2408:4009:501::34, 39.96.153.37, 39.96.153.62, 47.118.199.197, 47.118.199.221, 120.76.107.37, 120.76.107.62, 139.224.142.102 and 139.224.142.107.
Mail Servers
oursigma.net is handled by two mail servers: mxbiz1.qq.com and mxbiz2.qq.com.
oursigma.net shares the same mail server setup as other domains, for instance joinfortune.cn, c-ga.com, nhhx.net, bjti.net and dyspace.net.
oursigma.net shares some mail servers with other domains, at least partially, for instance ubbs.org and tengdawl.com.
Host names with two IP numbers:
mxbiz1.qq.com points to 203.205.147.218 and 203.205.232.191.
Host names with one IP number:
mxbiz2.qq.com points to 203.205.232.191.
Names pointing to 203.205.232.191: mxbiz1.qq.com and mxbiz2.qq.com.