rs1mail3.com - robtex.com
rs1mail3.com
| DNSSEC | ⚠️ Not signed | ||||||
| A | 103.71.230.253🇭🇰 RSHL-AS103.71.228.0/22 Adsmart Digital Limited | ||||||
| NS | win-7lbvsc0nb6b ⭐ ⚠️ Not in parent delegation | ||||||
| NS | ns.rspread.net ⚠️ Not in zone NS records | ||||||
| A | 103.250.41.2🇭🇰 RSHL-AS103.250.41.0/24 PCCW Customer Route | ||||||
| PTR | ns.rspread.net | ||||||
| NS | ns1.rspread.net ⚠️ Not in zone NS records | ||||||
| A | 103.250.41.2🇭🇰 RSHL-AS103.250.41.0/24 PCCW Customer Route | ||||||
| PTR | ns.rspread.net | ||||||
| MX | postfix.reasonables2.com ⭐ | ||||||
| A | 103.71.229.254🇭🇰 RSHL-AS103.71.228.0/22 Adsmart Digital Limited | ||||||
| PTR | mail229254.rsac1.com | ||||||
| TXT | v=spf1 mx include:rspread.net ~all | ||||||
| SOA | win-7lbvsc0nb6bhostmaster serial=1 | ||||||
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=1774671492 | ||||||
Same first word
rs1mail3.com |
DNS History
5 records (5 active, 0 former)
●NSns.rspread.net2026-02-16 → 2026-03-28 · 2 obs
● 2026-03-28 04:31:40
●NSns1.rspread.net2026-02-16 → 2026-03-28 · 2 obs
● 2026-03-28 04:31:40
●NSwin-7lbvsc0nb6b2026-02-16 → 2026-03-28 · 2 obs
● 2026-03-28 04:31:40
●MXpostfix.reasonables2.com2026-02-16 → 2026-03-28 · 2 obs
● 2026-03-28 04:31:40
●A103.71.230.2532026-02-16 → 2026-03-28 · 2 obs
● 2026-03-28 04:31:40
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net... | - |
| rs1mail3.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 rs1mail3.com (unsigned zone)
⏱️ Timing
Total: 3312ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 103.71.230.253 |
| NS | 1 | win-7lbvsc0nb6b |
| MX | 1 | postfix.reasonables2.com (pri: 10) |
| TXT | 1 | v=spf1 mx include:rspread.net ~all |
| SOA | 1 | win-7lbvsc0nb6b hostmaster |
Analysis
IP Addresses
rs1mail3.com points to IP number 103.71.230.253.
For instance, other host names rspmail-apn2.com, w.spread4.net, m.ebmouldings.com, mail2.reasonables2.com and a.rsend2.com share IP numbers with rs1mail3.com.
Name Servers
The delegation for rs1mail3.com is handled by three name servers: win-7lbvsc0nb6b, ns1.rspread.net and ns.rspread.net.
rs1mail3.com shares name servers with other domains at least partially, for example necokspread.com, rs-apn16.com, 56.95.103.in-addr.arpa, rsac5.com and rsnw5.com.
These name servers are commonly used with win-fsc1re03evb.
Host names with a single IP
ns1.rspread.net points to: 103.250.41.2
ns.rspread.net points to: 103.250.41.2
Host names pointing to 103.250.41.2: ns1.rspread.net and ns.rspread.net
Mail Servers
rs1mail3.com is handled by a single mail server, postfix.reasonables2.com.
rs1mail3.com shares the same mail server setup as other domains, for instance reasonables8.com, app1.reasonables2.com, gels.apceo.com.cn, spread4.net and mail-mandarin.com.
rs1mail3.com shares at least partially some mail servers with other domains, for instance mtracademy.com.
these mail servers are commonly used with the mail servers smtp.mtr.com.hk.
postfix.reasonables2.com points to a single IP: 103.71.229.254.