rsnw4.com - robtex.com
rsnw4.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=1774787142 | ||||||
Subdomains
smtp-nw36.rsnw4.com |
smtp-nw41.rsnw4.com |
Same first word
rsnw4.com |
DNS History
8 records (5 active, 3 former)
●NSns.rspread.net2026-03-06 → 2026-03-29 · 3 obs
● 2026-03-06 15:33:38
● 2026-03-29 12:33:30
○NSns1.dns-manager.net2015-05-21 → 2017-04-02 · 4 obs
● 2017-04-02 15:10:38
○ 2026-03-06 15:33:38
○ 2026-03-29 12:33:30
●NSns1.rspread.net2026-03-06 → 2026-03-29 · 3 obs
● 2026-03-06 15:33:38
● 2026-03-29 12:33:30
○NSns2.dns-manager.net2015-05-21 → 2017-04-02 · 4 obs
● 2017-04-02 15:10:38
○ 2026-03-06 15:33:38
○ 2026-03-29 12:33:30
●NSwin-7lbvsc0nb6b2026-03-06 → 2026-03-29 · 3 obs
● 2026-03-06 15:33:38
● 2026-03-29 12:33:30
●MXpostfix.spread2.com2015-05-21 → 2026-03-29 · 2 obs
● 2026-03-29 12:33:30
○A203.186.75.1982015-05-21 → 2017-04-02 · 4 obs
● 2017-04-02 15:10:38
○ 2026-03-06 15:33:38
○ 2026-03-29 12:33:30
●A203.78.139.2542026-03-06 → 2026-03-29 · 3 obs
● 2026-03-06 15:33:38
● 2026-03-29 12:33:30
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | c.gtld-servers.net, l.gtld-servers.net, g.gtld-servers.net, b.gtld-servers.net... | - |
| rsnw4.com | ns.rspread.net, ns1.rspread.net | - |
✅ Authoritative Response
Server:103.250.41.2
NS records: ns.rspread.net, ns1.rspread.net
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for rsnw4.com (unsigned zone)
⏱️ Timing
Total: 719ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 203.78.139.254 |
| NS | 1 | win-7lbvsc0nb6b |
| MX | 1 | postfix.spread2.com (pri: 10) |
| TXT | 3 | v=spf1 mx include:rspread.net ~all, mailru-verification: 8a129794b34b8120... |
| SOA | 1 | win-7lbvsc0nb6b hostmaster |
Analysis
Hierarchy
rsnw4.com is parent of smtp-nw36.rsnw4.com and smtp-nw41.rsnw4.com.
IP Addresses
rsnw4.com points to a single IP number: 203.78.139.254.
other host names for instance smtp7164.rsgg1.com, archive.rspread.com, smtp-nw36.rsnw4.com, edmspread.com and smtp-nw11.rsnw1.com share IP numbers with rsnw4.com.
Name Servers
rsnw4.com is delegated to three name servers: win-7lbvsc0nb6b, ns1.rspread.net and ns.rspread.net.
rsnw4.com at least partially shares name servers with other domains, for instance rsp-apn6.com, 34.230.103.in-addr.arpa, spread5f.com, respread.net and rsbn3.com.
These name servers are commonly used with the name servers win-fsc1re03evb.
Host names with a single IP number:
ns1.rspread.net points to 103.250.41.2 and ns.rspread.net points to 103.250.41.2.
Host names that point to 103.250.41.2: ns1.rspread.net and ns.rspread.net.
Mail Servers
rsnw4.com is handled by a single mail server, postfix.spread2.com.
rsnw4.com shares the same mail server setup as other domains, for instance rsac2.com, rsbn5.com, spread2.net, rsnw8.com and app.reasonables3.com.
rsnw4.com shares some mail servers with other domains at least partially, for example rs-apn16.com.
these mail servers are commonly used alongside mail.rsend1.com.
Host name postfix.spread2.com points to IP address 103.230.32.253.