system4web.com - dns.ninja
system4web.com
| DNSSEC | ⚠️ Not signed | ||||||
| A | 5.253.128.20🇵🇹 LusoAloja5.253.128.0/24 | ||||||
| NS | ns4.serverlion.org ⭐ | ||||||
| A | 5.253.128.21🇵🇹 LusoAloja5.253.128.0/24 | ||||||
| NS | ns5.serverlion.org | ||||||
| A | 5.253.128.22🇵🇹 LusoAloja5.253.128.0/24 | ||||||
| MX | mail.system4web.com ⭐ | ||||||
| A | 5.253.128.20🇵🇹 LusoAloja5.253.128.0/24 | ||||||
| TXT | v=spf1 v=spf1 +mx +a +ip4:5.253.128.20 +ip4:5.253.128.24 ~all | ||||||
| SOA | ns4.serverlion.orgsystem4web@gmail.com 2020-09-21 #3 | ||||||
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=1784231627 | ||||||
Subdomains
mail.system4web.com |
Same first word
system4web.com |
Similar names
DNS History
15 records (4 active, 11 former)
○NSns1.cloudnserver.com2016-01-26 → 2017-12-24 · 5 obs
● 2016-01-26 03:43:28
● 2017-12-24 11:45:10
○ 2026-03-17 10:39:24
○ 2026-07-16 20:17:46
○NSns1.servershark.org2015-06-18 → 2015-10-30 · 4 obs
● 2015-10-30 18:53:46
○ 2016-01-26 03:43:28
○ 2026-07-16 20:17:46
○NSns2.cloudnserver.com2016-01-26 → 2017-12-24 · 5 obs
● 2016-01-26 03:43:28
● 2017-12-24 11:45:10
○ 2026-03-17 10:39:24
○ 2026-07-16 20:17:46
○NSns2.servershark.org2015-06-18 → 2015-10-30 · 4 obs
● 2015-10-30 18:53:46
○ 2016-01-26 03:43:28
○ 2026-07-16 20:17:46
○NSns3.cloudnserver.com2016-01-26 → 2017-12-24 · 5 obs
● 2016-01-26 03:43:28
● 2017-12-24 11:45:10
○ 2026-03-17 10:39:24
○ 2026-07-16 20:17:46
○NSns3.servershark.org2015-06-18 → 2015-10-30 · 4 obs
● 2015-10-30 18:53:46
○ 2016-01-26 03:43:28
○ 2026-07-16 20:17:46
●NSns4.serverlion.org2026-03-17 → 2026-07-16 · 3 obs
● 2026-03-17 10:39:24
● 2026-07-16 20:17:46
●NSns5.serverlion.org2026-03-17 → 2026-07-16 · 3 obs
● 2026-03-17 10:39:24
● 2026-07-16 20:17:46
●MXmail.system4web.com2026-03-17 → 2026-07-16 · 3 obs
● 2026-03-17 10:39:24
● 2026-07-16 20:17:46
○MXmx.beta.servershark.org2016-01-26 → 2017-12-24 · 5 obs
● 2016-01-26 03:43:28
● 2017-12-24 11:45:10
○ 2026-03-17 10:39:24
○ 2026-07-16 20:17:46
○MXmx.zeus.servershark.org2015-06-18 → 2015-10-30 · 4 obs
● 2015-10-30 18:53:46
○ 2016-01-26 03:43:28
○ 2026-07-16 20:17:46
○MXmxbackup.servershark.org2015-06-18 → 2017-12-24 · 4 obs
● 2017-12-24 11:45:10
○ 2026-03-17 10:39:24
○ 2026-07-16 20:17:46
●A5.253.128.202026-03-17 → 2026-07-16 · 3 obs
● 2026-03-17 10:39:24
● 2026-07-16 20:17:46
○A66.7.211.62015-06-18 → 2015-10-30 · 4 obs
● 2015-10-30 18:53:46
○ 2016-01-26 03:43:28
○ 2026-07-16 20:17:46
○A98.142.108.1862016-01-26 → 2017-12-24 · 5 obs
● 2016-01-26 03:43:28
● 2017-12-24 11:45:10
○ 2026-03-17 10:39:24
○ 2026-07-16 20:17:46
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | d.gtld-servers.net, a.gtld-servers.net, c.gtld-servers.net, j.gtld-servers.net... | - |
| system4web.com | ns4.serverlion.org, ns5.serverlion.org | - |
✅ Authoritative Response
Server:5.253.128.22
NS records: ns4.serverlion.org, ns5.serverlion.org
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for system4web.com (unsigned zone)
⏱️ Timing
Total: 3564ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 5.253.128.20 |
| NS | 2 | ns4.serverlion.org, ns5.serverlion.org |
| MX | 1 | mail.system4web.com (pri: 10) |
| TXT | 1 | v=spf1 v=spf1 +mx +a +ip4:5.253.128.20 |
| SOA | 1 | ns4.serverlion.org system4web.gmail.com |
Analysis
Hierarchy
system4web.com is the parent zone for mail.system4web.com.
IP Addresses
system4web.com has exactly one IP address — 5.253.128.20.
mail.cronolan.com, mail.itmyo.com, jardinshistoricos.pt plus two other host names have IP numbers in common with system4web.com.
Name Servers
system4web.com has two authoritative name servers — ns4.serverlion.org and ns5.serverlion.org.
The name server configuration of system4web.com is shared with other domains, for instance (0x666170)rogroup.com, cronolan.pt, cronolan.com and two others.
The name servers for system4web.com overlap at least partially with those of other domains — for example tfritacosta.com.
These name servers are regularly seen alongside ns1.servereagle.com and ns2.servereagle.com as name servers.
ns4.serverlion.org resolves to 5.253.128.21. ns5.serverlion.org resolves to 5.253.128.22. Both host names point to a single IP number.
Mail Servers
system4web.com uses one mail server — mail.system4web.com.
mail.system4web.com points to one IP number — 5.253.128.20.