sysman.it - dns.ninja
sysman.it
| DNSSEC | ⚠️ Not signed | ||||||
| NS | ns1.chkz.net ⚠️ Not in zone NS records | ||||||
| A | 128.140.116.212🇩🇪 Hetzner128.140.0.0/17 HETZNER-DC | ||||||
| PTR | fdns01.dyndns.it | ||||||
| NS | ns2.chkz.net ⚠️ Not in zone NS records | ||||||
| A | 18.102.97.174🇮🇹 Amazon18.102.0.0/16 EC2 MXP Prefix | ||||||
| PTR | ns2.chkz.net | ||||||
it
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | dns.nic.it ⭐ | ||||||
| NS | a.dns.it | ||||||
| NS | m.dns.it | ||||||
| NS | nameserver.cnr.it | ||||||
| NS | r.dns.it | ||||||
| NS | v.dns.it | ||||||
| SOA | dns.nic.ithostmaster@nic.it 2026-08-03 #3 | ||||||
PTR for
Subdomains
relay.sysman.it |
Same first word
Similar names
DNS History
9 records (2 active, 7 former)
○NSns.streamer.net2015-08-05 → 2016-06-26 · 4 obs
● 2016-06-26 04:20:14
○ 2018-07-14 13:11:46
○ 2026-08-03 02:08:32
●NSns1.chkz.net2018-07-14 → 2026-08-03 · 3 obs
● 2018-07-14 13:11:46
● 2026-08-03 02:08:32
●NSns2.chkz.net2018-07-14 → 2026-08-03 · 3 obs
● 2018-07-14 13:11:46
● 2026-08-03 02:08:32
○NSns3.streamer.net2015-08-05 → 2016-06-26 · 4 obs
● 2016-06-26 04:20:14
○ 2018-07-14 13:11:46
○ 2026-08-03 02:08:32
○MXrelay.sysman.it2018-07-14 → 2021-10-14 · 5 obs
● 2018-07-14 13:11:46
● 2021-10-14 05:55:12
○ 2026-08-03 02:08:30
○ 2026-08-03 02:08:32
○MXwall.sysman.it2015-08-05 → 2016-06-26 · 4 obs
● 2016-06-26 04:20:14
○ 2018-07-14 13:11:46
○ 2026-08-03 02:08:32
○A81.201.126.1202026-04-07 → 2026-04-07 · 4 obs
● 2026-04-07 14:38:30
○ 2026-08-03 02:08:30
○ 2026-08-03 02:08:32
○A81.201.126.722018-07-14 → 2021-10-14 · 5 obs
● 2018-07-14 13:11:46
● 2021-10-14 05:55:12
○ 2026-04-07 14:38:30
○ 2026-08-03 02:08:32
○A81.29.215.1822015-08-05 → 2016-06-26 · 4 obs
● 2016-06-26 04:20:14
○ 2018-07-14 13:11:46
○ 2026-08-03 02:08:32
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| it | r.dns.it, m.dns.it, dns.nic.it, nameserver.cnr.it... | - |
| sysman.it | ns2.chkz.net, ns1.chkz.net | - |
✅ Authoritative Response
Server:128.140.116.212
NS records: ns2.chkz.net, ns1.chkz.net
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for sysman.it (unsigned zone)
⏱️ Timing
Total: 4616ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 81.201.126.120 |
| NS | 2 | ns1.chkz.net, ns2.chkz.net |
| MX | 1 | relay.sysman.it (pri: 10) |
| TXT | 2 | v=spf1 ip4:81.29.215.182 ip4:212.97.34.0, mvfpl2980u8tgeia58e3b7qeg7 |
| SOA | 1 | ns1.chkz.net supporto.supporto.email |
Analysis
Hierarchy
relay.sysman.it is delegated beneath sysman.it.
Name Servers
DNS delegation for sysman.it points to two name servers: ns1.chkz.net and ns2.chkz.net.
sysman.it uses the same name servers as several other domains — among them smartdhome.com, lombardaspurghi.it, chcloud.net and two more.
There is at least partial name server overlap between sysman.it and other domains — brianzatrasporti.it, ubimajor.com, chkz.net and two more among them.
These name servers tend to appear in combination with the name servers ns4.impulso.it, ns.streamer.net, ns1.he.net and ns2.he.net.
ns1.chkz.net → 128.140.116.212 and ns2.chkz.net → 18.102.97.174: one IP number per host name.