sysfive.net - dns.ninja
sysfive.net
| DNSSEC | ⚠️ Not signed | ||||||
| A | 5.135.243.204🇫🇷 OVH5.135.0.0/16 | ||||||
| PTR | www2.dealrobot.de | ||||||
| NS | a.ns.sysfive.net ⭐ | ||||||
| NS | a.ns.rootnexus.net | ||||||
| A | 18.192.188.80🇩🇪 Amazon18.192.0.0/15 EC2 FRA prefix | ||||||
| PTR | ec2-18-192-188-80.eu-central-1.compute.amazonaws.com | ||||||
| NS | b.ns.rootnexus.net | ||||||
| A | 87.253.170.2🇩🇪 WORK-AS87.253.160.0/20 n@work Internet Informationssysteme GmbH | ||||||
| NS | c.ns.rootnexus.net | ||||||
| A | 87.253.170.193🇩🇪 WORK-AS87.253.160.0/20 n@work Internet Informationssysteme GmbH | ||||||
| MX | b.mx.rootnexus.net ⭐ | ||||||
| A | 87.253.170.5🇩🇪 WORK-AS87.253.160.0/20 n@work Internet Informationssysteme GmbH | ||||||
| PTR | b.mx.rootnexus.net | ||||||
| MX | a.mx.rootnexus.net(20) | ||||||
| A | 18.192.188.80🇩🇪 Amazon18.192.0.0/15 EC2 FRA prefix | ||||||
| PTR | ec2-18-192-188-80.eu-central-1.compute.amazonaws.com | ||||||
| SOA | a.ns.sysfive.nethostmaster@sysfive.net 2025-10-16 #1 | ||||||
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=1783847852 | ||||||
Same first word
Similar names
DNS History
8 records (7 active, 1 former)
●NSa.ns.rootnexus.net2015-05-29 → 2026-07-12 · 2 obs
● 2026-07-12 09:28:40
●NSa.ns.sysfive.net2026-05-04 → 2026-07-12 · 3 obs
● 2026-05-04 16:35:34
● 2026-07-12 09:28:40
●NSb.ns.rootnexus.net2015-05-29 → 2026-07-12 · 2 obs
● 2026-07-12 09:28:40
●NSc.ns.rootnexus.net2015-05-29 → 2026-07-12 · 2 obs
● 2026-07-12 09:28:40
●MXa.mx.rootnexus.net2015-05-29 → 2026-07-12 · 2 obs
● 2026-07-12 09:28:40
●MXb.mx.rootnexus.net2015-05-29 → 2026-07-12 · 2 obs
● 2026-07-12 09:28:40
●A5.135.243.2042026-05-04 → 2026-07-12 · 3 obs
● 2026-05-04 16:35:34
● 2026-07-12 09:28:40
○A87.253.170.62015-05-29 → 2017-04-03 · 4 obs
● 2017-04-03 03:36:18
○ 2026-05-04 16:35:34
○ 2026-07-12 09:28:40
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| net | b.gtld-servers.net, j.gtld-servers.net, g.gtld-servers.net, d.gtld-servers.net... | - |
| sysfive.net | a.ns.rootnexus.net, b.ns.rootnexus.net, c.ns.rootnexus.net | 3 records |
✅ Authoritative Response
Server:18.192.188.80
NS records: a.ns.rootnexus.net, b.ns.rootnexus.net, c.ns.rootnexus.net
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for sysfive.net (unsigned zone)
⏱️ Timing
Total: 560ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 5.135.243.204 |
| NS | 3 | c.ns.rootnexus.net, b.ns.rootnexus.net... |
| MX | 2 | a.mx.rootnexus.net (pri: 20), b.mx.rootnexus.net (pri: 10) |
| SOA | 1 | a.ns.sysfive.net hostmaster.sysfive.net |
📌 Glue Records Collected
Total: 3
Out-of-bailiwick: 3 (a.ns.rootnexus.net, b.ns.rootnexus.net, c.ns.rootnexus.net)
Analysis
IP Addresses
sysfive.net directs to one IP number, which is 5.135.243.204.
Among the host names that share IP numbers with sysfive.net are sysfive.de, www2.dealrobot.de, www.sysfive.com and two others.
Name Servers
The domain sysfive.net is delegated to these four name servers: a.ns.rootnexus.net, b.ns.rootnexus.net, c.ns.rootnexus.net and a.ns.sysfive.net.
sysfive.net shares at least some of its name servers with other domains, including sysfive.de, rootnexus.de, malivan.com and two others.
These name servers are frequently seen alongside a.ns.sysfive.de, a.ns.rootnexus.de, a.ns.malivan.com and 3 other name servers.
a.ns.rootnexus.net points to 18.192.188.80; b.ns.rootnexus.net points to 87.253.170.2; c.ns.rootnexus.net points to 87.253.170.193 — each hostname maps to exactly one IP address.
Mail Servers
The MX records for sysfive.net point to two mail servers: a.mx.rootnexus.net and b.mx.rootnexus.net.
sysfive.net has the same mail server arrangement as a number of other domains, for example rootnexus.net, sysfive.de, rootnexus.de and two more.
sysfive.net shares at least some of its mail servers with other domains, such as rootnexus.com.
a.mx.rootnexus.net and b.mx.rootnexus.net each resolve to one IP number: a.mx.rootnexus.net points to 18.192.188.80 and b.mx.rootnexus.net points to 87.253.170.5.