ct.infn.it - robtex.com
ct.infn.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 | mx1.ct.infn.it ⭐ | ||||||
| A | 192.84.150.66🇮🇹 ASGARR192.84.144.0/21 Aggregated GARR routes | ||||||
| PTR | mx1.ct.infn.it | ||||||
| MX | mx3.ct.infn.it(10) | ||||||
| A | 192.84.150.88🇮🇹 ASGARR192.84.144.0/21 Aggregated GARR routes | ||||||
| PTR | mx3.ct.infn.it | ||||||
| TXT | v=spf1 mx:infn.it ip4:192.84.150.66 ip4:192.84.150.77 ip4:192.84.150.88 a:lis... | ||||||
| SOA | ns.ct.infn.itpostmaster@ct.infn.it 2025-11-10 #2 | ||||||
infn.it
| DNSSEC | ⚠️ Not signed | ||||||
| A | 131.154.52.188🇮🇹 ASGARR131.154.0.0/16 INFNET1 - INFN CNAF | ||||||
| NS | server2.infn.it ⭐ | ||||||
| NS | dxcnaf.cnaf.infn.it | ||||||
| NS | ext-dns-2.cern.ch | ||||||
| NS | ns1.garr.net | ||||||
| MX | infngw1.infn.it ⭐ | ||||||
| MX | infngw2.infn.it ⭐ | ||||||
| TXT | v=spf1 include:_spf.infn.it ~all | ||||||
| TXT | 8433016 | ||||||
| TXT | adobe-idp-site-verification=aa718c28-0f8a-43e4-b672-cad864011931 | ||||||
| TXT | HARICA-61s60JD2abJbNoBe7CY | ||||||
| TXT | openai-domain-verification=dv-2w34skIczDxBckVJa53AJxJh | ||||||
| TXT | MS=ms47287108 | ||||||
| TXT | google-site-verification=obxfi309Hh5KtMq80Tg5TAocAv8j9lOHKcWIDlCh950 | ||||||
| SOA | server2.infn.itsysop@cnaf.infn.it 2026-03-11 #1 | ||||||
rank #5436 globally
rank #43 in the tld
This domain name likely belongs to the National Institute of Nuclear Physics (Istituto Nazionale di Fisica Nucleare) in Italy. The abbreviation "infn" stands for the institute's name in Italian, which is "Istituto Nazionale di Fisica Nucleare". It is an organization dedicated to the study of the fundamental constituents of matter and the laws that govern them.WOT: SAFE (94/100)
📈 Tranco rank: #14,316
Subdomains
alp4ct.ct.infn.it |
imap.ct.infn.it |
proxmox.ct.infn.it |
ns2.ct.infn.it |
pc-cardella.ct.infn.it |
mail.ct.infn.it |
cms333.ct.infn.it |
mx3.ct.infn.it |
tino.ct.infn.it |
dcserv2.ct.infn.it |
ehprg290.ct.infn.it |
mx2.ct.infn.it |
pmg.ct.infn.it |
andr284.ct.infn.it |
mx1.ct.infn.it |
www.ct.infn.it |
topolino.ct.infn.it |
ganimede.ct.infn.it |
crocca.ct.infn.it |
europa.ct.infn.it |
alp1ct.ct.infn.it |
aramo266.ct.infn.it |
mail-01.ct.infn.it |
Same first word
Similar names
DNS History
14 records (4 active, 10 former)
○NSalifarm8.ct.infn.it2015-08-17 → 2017-10-08 · 4 obs
● 2017-10-08 23:42:18
○ 2026-02-14 19:54:12
○ 2026-04-04 21:58:38
○NSalp1ct.ct.infn.it2015-08-17 → 2017-10-08 · 4 obs
● 2017-10-08 23:42:18
○ 2026-02-14 19:54:12
○ 2026-04-04 21:58:38
○NSalp4ct.ct.infn.it2015-08-17 → 2017-10-08 · 4 obs
● 2017-10-08 23:42:18
○ 2026-02-14 19:54:12
○ 2026-04-04 21:58:38
●NSns.ct.infn.it2026-02-14 → 2026-04-04 · 3 obs
● 2026-02-14 19:54:12
● 2026-04-04 21:58:38
●NSserver2.infn.it2026-02-14 → 2026-04-04 · 18 obs
● 2026-02-14 19:54:12
● 2026-02-18 17:06:30
○ 2026-02-21 19:52:54
● 2026-02-24 13:29:16
○ 2026-03-06 03:13:40
● 2026-03-06 09:10:28
● 2026-03-23 15:36:44
○ 2026-03-25 17:46:58
○ 2026-03-26 08:22:14
● 2026-03-26 09:06:22
● 2026-03-26 18:50:02
○ 2026-03-27 12:06:38
● 2026-03-27 14:14:58
● 2026-03-31 00:22:46
○ 2026-04-02 06:34:14
● 2026-04-04 21:58:36
● 2026-04-04 21:58:38
○MXalp9ct.ct.infn.it2015-08-17 → 2017-10-08 · 4 obs
● 2017-10-08 23:42:18
○ 2026-02-14 19:54:12
○ 2026-04-04 21:58:38
○MXbackrel.ct.infn.it2015-08-17 → 2016-09-29 · 4 obs
● 2016-09-29 03:24:48
○ 2016-11-05 22:19:50
○ 2026-04-04 21:58:38
○MXcosine-gw.infn.it2015-08-17 → 2016-09-29 · 4 obs
● 2016-09-29 03:24:48
○ 2016-11-05 22:19:50
○ 2026-04-04 21:58:38
○MXinfngw.infn.it2015-08-17 → 2016-12-20 · 4 obs
● 2016-12-20 12:14:16
○ 2017-01-12 22:37:36
○ 2026-04-04 21:58:38
○MXinfngw1.infn.it2017-01-12 → 2017-01-12 · 4 obs
● 2017-01-12 22:37:36
○ 2017-10-08 23:42:18
○ 2026-04-04 21:58:38
○MXinfngw2.infn.it2016-05-17 → 2017-01-12 · 5 obs
● 2016-05-17 08:32:46
● 2017-01-12 22:37:36
○ 2017-10-08 23:42:18
○ 2026-04-04 21:58:38
●MXmx1.ct.infn.it2026-02-14 → 2026-04-04 · 12 obs
● 2026-02-14 19:54:12
● 2026-03-25 17:46:58
○ 2026-03-26 08:22:14
● 2026-03-26 09:06:22
● 2026-03-26 18:50:02
○ 2026-03-27 12:06:38
● 2026-03-27 14:14:58
● 2026-03-31 00:22:46
○ 2026-04-02 06:34:14
● 2026-04-04 21:58:36
● 2026-04-04 21:58:38
○MXmx2.ct.infn.it2016-11-05 → 2017-10-08 · 5 obs
● 2016-11-05 22:19:50
● 2017-10-08 23:42:18
○ 2026-02-14 19:54:12
○ 2026-04-04 21:58:38
●MXmx3.ct.infn.it2016-09-29 → 2026-04-04 · 12 obs
● 2016-09-29 03:24:48
● 2026-03-25 17:46:58
○ 2026-03-26 08:22:14
● 2026-03-26 09:06:22
● 2026-03-26 18:50:02
○ 2026-03-27 12:06:38
● 2026-03-27 14:14:58
● 2026-03-31 00:22:46
○ 2026-04-02 06:34:14
● 2026-04-04 21:58:36
● 2026-04-04 21:58:38
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| it | a.dns.it, m.dns.it, r.dns.it, v.dns.it... | - |
| infn.it | server2.infn.it, ns1.garr.net, dxcnaf.cnaf.infn.it, ext-dns-2.cern.ch | 2 records |
| ct.infn.it | server2.infn.it, ns.ct.infn.it | 1 record |
✅ Authoritative Response
Server:131.154.1.3
NS records: server2.infn.it, ns.ct.infn.it
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for infn.it (unsigned zone)
⏱️ Timing
Total: 1026ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| NS | 2 | ns.ct.infn.it, server2.infn.it |
| MX | 2 | mx1.ct.infn.it (pri: 5), mx3.ct.infn.it (pri: 10) |
| TXT | 1 | v=spf1 mx:infn.it ip4:192.84.150.66 ip4: |
| SOA | 1 | ns.ct.infn.it postmaster.ct.infn.it |
📌 Glue Records Collected
Total: 3
In-bailiwick: 3 (server2.infn.it, dxcnaf.cnaf.infn.it, ns.ct.infn.it)
Analysis
Hierarchy
ct.infn.it is a parent of alp4ct.ct.infn.it, imap.ct.infn.it, proxmox.ct.infn.it, ns2.ct.infn.it and pc-cardella.ct.infn.it, plus a few other host names.
Name Servers
ct.infn.it's delegation uses two name servers: server2.infn.it and ns.ct.infn.it.
ct.infn.it uses the same name server setup as other domains, for example ct.trigrid.it.
ct.infn.it at least partially shares name servers with other domains, including b.2.2.4.0.6.7.0.1.0.0.2.ip6.arpa, 110.154.131.in-addr.arpa, na1.garr.net, 205.189.212.in-addr.arpa and 64.205.193.in-addr.arpa.
These name servers are commonly used with ns1.garr.net, ns2.garr.net, mvxrm1.roma1.infn.it, spawn.ba.infn.it, server2.garr.net, dxcnaf.cnaf.infn.it, dns1.roma1.infn.it, seshat.recas.ba.infn.it, dnsm.bo.infn.it and dnsi.bo.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.infn.it is served by two mail servers mx1.ct.infn.it and mx3.ct.infn.it.
ct.infn.it shares some mail servers with other domains, at least in part; for example pi2s2.it and trigrid.it.
These mail servers are often used with mx2.ct.infn.it and mx.ct.infn.it.
Host names with a single IP address: mx1.ct.infn.it points to 192.84.150.66; mx3.ct.infn.it points to 192.84.150.88.