ct.trigrid.it - robtex.com
ct.trigrid.it
| DNSSEC | ⚠️ Not signed | ||||||
| NS | ns.ct.infn.it ⭐ | ||||||
| A | 192.84.150.104🇮🇹 ASGARR192.84.144.0/21 Aggregated GARR routes | ||||||
| PTR | ns.ct.infn.it | ||||||
| NS | server2.infn.it | ||||||
| A | 131.154.1.3🇮🇹 ASGARR131.154.0.0/16 INFNET1 - INFN CNAF | ||||||
| PTR | server2.infn.it | ||||||
| MX | hermes.ct.trigrid.it ⭐ | ||||||
| SOA | ns.ct.infn.itpostmaster@ct.infn.it 2023-09-18 #1 | ||||||
trigrid.it
| DNSSEC | ⚠️ Not signed | ||||||
| NS | ns.ct.infn.it ⭐ | ||||||
| NS | ns1.garr.net | ||||||
| NS | server2.infn.it | ||||||
| MX | mx2.ct.infn.it ⭐ | ||||||
| MX | mx3.ct.infn.it(20) | ||||||
| MX | mx.ct.infn.it(30) | ||||||
| SOA | ns.ct.infn.itpostmaster@ct.infn.it 2020-10-22 #1 | ||||||
Subdomains
hermes.ct.trigrid.it |
Same first word
Similar names
DNS History
6 records (3 active, 3 former)
○NSalifarm8.ct.infn.it2015-05-24 → 2016-09-26 · 4 obs
● 2016-09-26 15:30:16
○ 2026-03-04 10:02:08
○ 2026-04-11 21:28:04
○NSalp4ct.ct.infn.it2015-05-24 → 2016-09-26 · 4 obs
● 2016-09-26 15:30:16
○ 2026-03-04 10:02:08
○ 2026-04-11 21:28:04
●NSns.ct.infn.it2026-03-04 → 2026-04-11 · 3 obs
● 2026-03-04 10:02:08
● 2026-04-11 21:28:04
○NSns1.trigrid.it2015-05-24 → 2016-09-26 · 4 obs
● 2016-09-26 15:30:16
○ 2026-03-04 10:02:08
○ 2026-04-11 21:28:04
●NSserver2.infn.it2026-03-04 → 2026-04-11 · 3 obs
● 2026-03-04 10:02:08
● 2026-04-11 21:28:04
●MXhermes.ct.trigrid.it2015-05-24 → 2026-04-11 · 2 obs
● 2026-04-11 21:28:04
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| it | a.dns.it, m.dns.it, dns.nic.it, v.dns.it... | - |
| trigrid.it | ns.ct.infn.it, ns1.garr.net, server2.infn.it | 1 record |
✅ Authoritative Response
Server:131.154.1.3
NS records: ns.ct.infn.it, ns1.garr.net, server2.infn.it
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for trigrid.it (unsigned zone)
⏱️ Timing
Total: 905ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| NS | 2 | ns.ct.infn.it, server2.infn.it |
| MX | 1 | hermes.ct.trigrid.it (pri: 10) |
| SOA | 1 | ns.ct.infn.it postmaster.ct.infn.it |
📌 Glue Records Collected
Total: 1
Out-of-bailiwick: 1 (server2.infn.it)
Analysis
Hierarchy
hermes.ct.trigrid.it has ct.trigrid.it as its parent.
Name Servers
Two name servers server2.infn.it and ns.ct.infn.it are delegated to ct.trigrid.it.
ct.trigrid.it uses the same name server setup as other domains, for instance ct.infn.it.
ct.trigrid.it at least partially shares name servers with other domains such as 176.154.131.in-addr.arpa, co.garr.net, 232.147.90.in-addr.arpa, br.garr.net and fra.garr.net.
These name servers are often used together with ns1.garr.net, ns2.garr.net, mvxrm1.roma1.infn.it, dxcnaf.cnaf.infn.it, spawn.ba.infn.it, dns1.roma1.infn.it, server2.garr.net, carmen.to.infn.it, medusa.to.infn.it and steno.to.infn.it.
Host names with a single IP address:
server2.infn.it points to 131.154.1.3
ns.ct.infn.it points to 192.84.150.104
Mail Servers
ct.trigrid.it is handled by a single mail server, hermes.ct.trigrid.it.