trigrid.it - robtex.com
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 | ns1.garr.net | ||||||
| A | 2001:760:ffff:ffff::aa🇮🇹 ASGARR2001:760::/32 GARR-IPv6 | ||||||
| PTR | ns1.garr.net | ||||||
| A | 193.206.141.38🇮🇹 ASGARR193.206.0.0/16 GARR routes | ||||||
| PTR | ns1.garr.net | ||||||
| NS | server2.infn.it | ||||||
| A | 131.154.1.3🇮🇹 ASGARR131.154.0.0/16 INFNET1 - INFN CNAF | ||||||
| PTR | server2.infn.it | ||||||
| MX | mx2.ct.infn.it ⭐ | ||||||
| A | 192.84.150.77🇮🇹 ASGARR192.84.144.0/21 Aggregated GARR routes | ||||||
| PTR | mx2.ct.infn.it | ||||||
| MX | mx3.ct.infn.it(20) | ||||||
| A | 192.84.150.88🇮🇹 ASGARR192.84.144.0/21 Aggregated GARR routes | ||||||
| PTR | mx3.ct.infn.it | ||||||
| MX | mx.ct.infn.it(30) | ||||||
| A | 192.84.150.88🇮🇹 ASGARR192.84.144.0/21 Aggregated GARR routes | ||||||
| PTR | mx3.ct.infn.it | ||||||
| SOA | ns.ct.infn.itpostmaster@ct.infn.it 2020-10-22 #1 | ||||||
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 2026-04-11 #8 | ||||||
Subdomains
Same first word
trigrid.it |
Similar names
DNS History
11 records (6 active, 5 former)
○NSalifarm8.ct.infn.it2015-05-30 → 2016-12-19 · 4 obs
● 2016-12-19 22:01:26
○ 2026-03-24 00:00:28
○ 2026-04-11 06:55:36
○NSalp4ct.ct.infn.it2015-05-30 → 2016-12-19 · 4 obs
● 2016-12-19 22:01:26
○ 2026-03-24 00:00:28
○ 2026-04-11 06:55:36
●NSns.ct.infn.it2026-03-24 → 2026-04-11 · 3 obs
● 2026-03-24 00:00:28
● 2026-04-11 06:55:36
●NSns1.garr.net2026-03-24 → 2026-04-11 · 3 obs
● 2026-03-24 00:00:28
● 2026-04-11 06:55:36
○NSns1.trigrid.it2015-05-30 → 2016-12-19 · 4 obs
● 2016-12-19 22:01:26
○ 2026-03-24 00:00:28
○ 2026-04-11 06:55:36
●NSserver2.infn.it2026-03-24 → 2026-04-11 · 3 obs
● 2026-03-24 00:00:28
● 2026-04-11 06:55:36
○MXalp2ct.ct.infn.it2015-05-30 → 2016-12-19 · 4 obs
● 2016-12-19 22:01:26
○ 2026-03-24 00:00:28
○ 2026-04-11 06:55:36
○MXalp9ct.ct.infn.it2015-05-30 → 2016-12-19 · 4 obs
● 2016-12-19 22:01:26
○ 2026-03-24 00:00:28
○ 2026-04-11 06:55:36
●MXmx.ct.infn.it2026-03-24 → 2026-04-11 · 3 obs
● 2026-03-24 00:00:28
● 2026-04-11 06:55:36
●MXmx2.ct.infn.it2026-03-24 → 2026-04-11 · 3 obs
● 2026-03-24 00:00:28
● 2026-04-11 06:55:36
●MXmx3.ct.infn.it2026-03-24 → 2026-04-11 · 3 obs
● 2026-03-24 00:00:28
● 2026-04-11 06:55:36
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| it | dns.nic.it, v.dns.it, r.dns.it, a.dns.it... | - |
| trigrid.it | ns.ct.infn.it, ns1.garr.net, server2.infn.it | 1 record |
✅ Authoritative Response
Server:192.84.150.104
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: 945ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| NS | 3 | server2.infn.it, ns.ct.infn.it... |
| MX | 3 | mx3.ct.infn.it (pri: 30), mx2.ct.infn.it (pri: 20)... |
| SOA | 1 | ns.ct.infn.it postmaster.ct.infn.it |
📌 Glue Records Collected
Total: 1
Out-of-bailiwick: 1 (server2.infn.it)
Analysis
Hierarchy
trigrid.it is a parent of www.trigrid.it and ct.trigrid.it.
Name Servers
trigrid.it is delegated to name servers server2.infn.it, ns1.garr.net and ns.ct.infn.it.
trigrid.it at least partially shares name servers with other domains such as ge1.garr.net, livi.unimo.it, 73.138.157.in-addr.arpa, 102.205.193.in-addr.arpa and cesia-usr.unimo.it.
These name servers are often used together with ns2.garr.net, mvxrm1.roma1.infn.it, dns.cineca.it, algol.unive.it, vega.unive.it, ns1.unimo.it, ns2.unimo.it, gauss.uniba.it, sirio.csi.uniba.it and dxcnaf.cnaf.infn.it.
Host names with two IP numbers:
ns1.garr.net points to 2001:760:ffff:ffff::aa and 193.206.141.38.
Host names with one IP number:
server2.infn.it points to 131.154.1.3.
ns.ct.infn.it points to 192.84.150.104.
Mail Servers
trigrid.it is handled by three mail servers: mx2.ct.infn.it, mx3.ct.infn.it and mx.ct.infn.it.
trigrid.it shares some mail servers with other domains, for instance ct.infn.it and pi2s2.it.
these mail servers are commonly used alongside the mail servers mx1.ct.infn.it.
Hostnames with a single IP:
mx2.ct.infn.it points to 192.84.150.77
mx3.ct.infn.it points to 192.84.150.88
mx.ct.infn.it points to 192.84.150.88
Hostnames resolving to 192.84.150.88: mx3.ct.infn.it and mx.ct.infn.it