sci.net - robtex.com
sci.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=1776985686 | ||||||
Subdomains
www.sci.net |
Same first word
Similar names
DNS History
7 records (7 active, 0 former)
●NSa.ns.joker.com2015-07-10 → 2026-04-23 · 2 obs
● 2026-04-23 23:12:50
●NSb.ns.joker.com2015-07-10 → 2026-04-23 · 2 obs
● 2026-04-23 23:12:50
●NSc.ns.joker.com2015-07-10 → 2026-04-23 · 2 obs
● 2026-04-23 23:12:50
●NSx.ns.joker.com2026-02-18 → 2026-04-23 · 3 obs
● 2026-02-18 18:15:58
● 2026-04-23 23:12:50
●NSy.ns.joker.com2026-02-18 → 2026-04-23 · 3 obs
● 2026-02-18 18:15:58
● 2026-04-23 23:12:50
●NSz.ns.joker.com2026-02-18 → 2026-04-23 · 3 obs
● 2026-02-18 18:15:58
● 2026-04-23 23:12:50
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| net | a.gtld-servers.net, c.gtld-servers.net, e.gtld-servers.net, m.gtld-servers.net... | - |
| sci.net | a.ns.joker.com, b.ns.joker.com, c.ns.joker.com | - |
✅ Authoritative Response
Server:192.95.37.184
NS records: a.ns.joker.com, b.ns.joker.com, c.ns.joker.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for sci.net (unsigned zone)
⏱️ Timing
Total: 706ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| NS | 3 | x.ns.joker.com, z.ns.joker.com... |
| MX | 1 | mail.joker.com (pri: 10) |
| SOA | 1 | x.ns.joker.com hostmaster.joker.com |
Analysis
Hierarchy
The parent of www.sci.net is sci.net.
Name Servers
sci.net is delegated to six name servers: a.ns.joker.com, b.ns.joker.com, c.ns.joker.com, x.ns.joker.com, y.ns.joker.com and z.ns.joker.com.
sci.net at least partially shares name servers with other domains, for instance haarverlaengerung-philippsburg.de, menear.com, airharbor.net, tabakov.eu and mollete.net.
Host names with two IP numbers:
a.ns.joker.com points to 2a01:4f8:c0c:165b::1 and 23.88.49.189.
c.ns.joker.com points to 2607:5300:203:7e6d::2222 and 192.95.37.184.
y.ns.joker.com points to 2a01:4f8:c0c:165b::1 and 23.88.49.189.
z.ns.joker.com points to 2607:5300:203:7e6d::2222 and 192.95.37.184.
Host names with one IP number:
b.ns.joker.com points to 159.25.97.69.
x.ns.joker.com points to 194.245.103.13.
Host names that point to 2a01:4f8:c0c:165b::1: a.ns.joker.com and y.ns.joker.com.
Host names that point to 23.88.49.189: a.ns.joker.com and y.ns.joker.com.
Host names that point to 2607:5300:203:7e6d::2222: c.ns.joker.com and z.ns.joker.com.
Host names that point to 192.95.37.184: c.ns.joker.com and z.ns.joker.com.
Mail Servers
sci.net is handled by a single mail server, mail.joker.com.
The mail server setup for sci.net matches that of other domains, for instance annweintraub.com, jessicahollywood.com, emkb.com, dextercommunityplayers.com and bronno.com.
mail.joker.com points to two IPs: 194.245.148.6 and 194.245.148.9.