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cref.it

DNSSEC⚠️ Not signed
A66.71.160.90🇮🇹 ARUBAENTERPRISE-ASN
PTRmail90.oxygenwp.net
NSns1.he.net ⭐
A2001:470:100::2🇺🇸 HURRICANE
PTRns1.he.net
A216.218.130.2🇺🇸 HURRICANE
PTRns1.he.net
NSns2.he.net
A2001:470:200::2🇺🇸 HURRICANE
PTRns2.he.net
A216.218.131.2🇺🇸 HURRICANE
PTRns2.he.net
NSns3.he.net
A2001:470:300::2🇺🇸 HURRICANE
PTRns3.he.net
A216.218.132.2🇺🇸 HURRICANE
PTRns3.he.net
NSns4.he.net
A2001:470:400::2🇺🇸 HURRICANE
PTRns4.he.net
A216.66.1.2🇺🇸 HURRICANE
PTRns4.he.net
NSns5.he.net
A2001:470:500::2🇺🇸 HURRICANE
PTRns5.he.net
A216.66.80.18🇺🇸 HURRICANE
PTRns5.he.net
MXaspmx.l.google.com ⭐
A2a00:1450:4009:c0f::1a🇬🇧 Google
PTRyulhrs-in-f26.1e100.net
A192.178.223.26🇺🇸 Google
PTRyulhrs-in-f26.1e100.net
MXalt1.aspmx.l.google.com(5)
A2607:f8b0:4003:c30::1b🇺🇸 Google
PTRyutulis-in-f27.1e100.net
A74.125.27.27🇺🇸 Google
PTRyutulis-in-f27.1e100.net
MXalt2.aspmx.l.google.com(5)
A2607:f8b0:4001:c70::1a🇺🇸 Google
PTRyucbful-in-f26.1e100.net
A192.178.209.27🇺🇸 Google
PTRyucbful-in-f27.1e100.net
MXalt3.aspmx.l.google.com(10)
A2607:f8b0:4024:c0d::1a🇺🇸 Google
PTRmj-in-f26.1e100.net
A192.178.152.27🇺🇸 Google
PTRmj-in-f27.1e100.net
MXalt4.aspmx.l.google.com(10)
A2607:f8b0:4023:403::1a🇺🇸 Google
PTRgg-in-f26.1e100.net
A142.250.96.27🇺🇸 Google
PTRgg-in-f27.1e100.net
MXmailweb.cref.it(30)
A66.71.160.90🇮🇹 ARUBAENTERPRISE-ASN
PTRmail90.oxygenwp.net
TXTgoogle-site-verification=SdnVMNE-SDRlqKudT5mX1jA_mu6qcuOUjLFxu2vr_No
TXTMS=ms58228165
TXTv=spf1 include:_spf.google.com include:spf.mailjet.com +ip4:66.71.160.89 +ip4...
SOAns1.he.nethostmaster@he.net 2025-09-17 #0

it

DNSSEC🔒 Signed (DS record present)
NSdns.nic.it ⭐ 🔒
NSa.dns.it 🔒
NSm.dns.it 🔒
NSnameserver.cnr.it
NSr.dns.it 🔒
NSv.dns.it 🔒
SOAdns.nic.ithostmaster@nic.it 2026-02-13 #12

Up

mailweb.cref.it

Same first word

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cref.com.au
cref.fr
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frec.at

DNS History

25 records (12 active, 13 former)

20162017201820192020202120222023202420252026NSns1.he.netns2.he.netns3.he.netns4.he.netns5.he.netdns.technorail.comdns2.technorail.comdns3.arubadns.netdns4.arubadns.czMXalt1.aspmx.l.google.comalt2.aspmx.l.google.comalt3.aspmx.l.google.comalt4.aspmx.l.google.comaspmx.l.google.commailweb.cref.itmx.cref.itA66.71.160.9062.149.128.15162.149.128.15462.149.128.15762.149.128.16062.149.128.16362.149.128.16662.149.128.7262.149.128.74
○NSdns.technorail.com2015-08-03 → 2016-12-17 · 4 obs
● 2015-08-03 19:48:18
● 2016-12-17 18:57:16
○ 2026-02-15 11:04:08
○ 2026-02-15 12:43:20
○NSdns2.technorail.com2015-08-03 → 2016-12-17 · 4 obs
● 2015-08-03 19:48:18
● 2016-12-17 18:57:16
○ 2026-02-15 11:04:08
○ 2026-02-15 12:43:20
○NSdns3.arubadns.net2015-08-03 → 2016-12-17 · 4 obs
● 2015-08-03 19:48:18
● 2016-12-17 18:57:16
○ 2026-02-15 11:04:08
○ 2026-02-15 12:43:20
○NSdns4.arubadns.cz2015-08-03 → 2016-12-17 · 4 obs
● 2015-08-03 19:48:18
● 2016-12-17 18:57:16
○ 2026-02-15 11:04:08
○ 2026-02-15 12:43:20
●NSns1.he.net2026-02-15 → 2026-02-15 · 3 obs
○ 2016-12-17 18:57:16
● 2026-02-15 11:04:08
● 2026-02-15 12:43:20
●NSns2.he.net2026-02-15 → 2026-02-15 · 3 obs
○ 2016-12-17 18:57:16
● 2026-02-15 11:04:08
● 2026-02-15 12:43:20
●NSns3.he.net2026-02-15 → 2026-02-15 · 3 obs
○ 2016-12-17 18:57:16
● 2026-02-15 11:04:08
● 2026-02-15 12:43:20
●NSns4.he.net2026-02-15 → 2026-02-15 · 3 obs
○ 2016-12-17 18:57:16
● 2026-02-15 11:04:08
● 2026-02-15 12:43:20
●NSns5.he.net2026-02-15 → 2026-02-15 · 3 obs
○ 2016-12-17 18:57:16
● 2026-02-15 11:04:08
● 2026-02-15 12:43:20
●MXalt1.aspmx.l.google.com2026-02-15 → 2026-02-15 · 3 obs
○ 2016-12-17 18:57:16
● 2026-02-15 11:04:08
● 2026-02-15 12:43:20
●MXalt2.aspmx.l.google.com2026-02-15 → 2026-02-15 · 3 obs
○ 2016-12-17 18:57:16
● 2026-02-15 11:04:08
● 2026-02-15 12:43:20
●MXalt3.aspmx.l.google.com2026-02-15 → 2026-02-15 · 3 obs
○ 2016-12-17 18:57:16
● 2026-02-15 11:04:08
● 2026-02-15 12:43:20
●MXalt4.aspmx.l.google.com2026-02-15 → 2026-02-15 · 3 obs
○ 2016-12-17 18:57:16
● 2026-02-15 11:04:08
● 2026-02-15 12:43:20
●MXaspmx.l.google.com2026-02-15 → 2026-02-15 · 3 obs
○ 2016-12-17 18:57:16
● 2026-02-15 11:04:08
● 2026-02-15 12:43:20
●MXmailweb.cref.it2026-02-15 → 2026-02-15 · 3 obs
○ 2016-12-17 18:57:16
● 2026-02-15 11:04:08
● 2026-02-15 12:43:20
○MXmx.cref.it2015-08-03 → 2016-12-17 · 4 obs
● 2015-08-03 19:48:18
● 2016-12-17 18:57:16
○ 2026-02-15 11:04:08
○ 2026-02-15 12:43:20
○A62.149.128.1512015-08-03 → 2016-12-17 · 4 obs
● 2015-08-03 19:48:18
● 2016-12-17 18:57:16
○ 2026-02-15 11:04:08
○ 2026-02-15 12:43:20
○A62.149.128.1542015-08-03 → 2016-12-17 · 4 obs
● 2015-08-03 19:48:18
● 2016-12-17 18:57:16
○ 2026-02-15 11:04:08
○ 2026-02-15 12:43:20
○A62.149.128.1572015-08-03 → 2016-12-17 · 4 obs
● 2015-08-03 19:48:18
● 2016-12-17 18:57:16
○ 2026-02-15 11:04:08
○ 2026-02-15 12:43:20
○A62.149.128.1602015-08-03 → 2016-12-17 · 4 obs
● 2015-08-03 19:48:18
● 2016-12-17 18:57:16
○ 2026-02-15 11:04:08
○ 2026-02-15 12:43:20
○A62.149.128.1632015-08-03 → 2016-12-17 · 4 obs
● 2015-08-03 19:48:18
● 2016-12-17 18:57:16
○ 2026-02-15 11:04:08
○ 2026-02-15 12:43:20
○A62.149.128.1662015-08-03 → 2016-12-17 · 4 obs
● 2015-08-03 19:48:18
● 2016-12-17 18:57:16
○ 2026-02-15 11:04:08
○ 2026-02-15 12:43:20
○A62.149.128.722015-08-03 → 2016-12-17 · 4 obs
● 2015-08-03 19:48:18
● 2016-12-17 18:57:16
○ 2026-02-15 11:04:08
○ 2026-02-15 12:43:20
○A62.149.128.742015-08-03 → 2016-12-17 · 4 obs
● 2015-08-03 19:48:18
● 2016-12-17 18:57:16
○ 2026-02-15 11:04:08
○ 2026-02-15 12:43:20
●A66.71.160.902026-02-15 → 2026-02-15 · 3 obs
○ 2016-12-17 18:57:16
● 2026-02-15 11:04:08
● 2026-02-15 12:43:20

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
ita.dns.it, m.dns.it, r.dns.it, v.dns.it...-
cref.itns1.he.net, ns5.he.net, ns4.he.net, ns2.he.net...-

✅ Authoritative Response

Server: 216.218.131.2

NS records: ns1.he.net, ns5.he.net, ns4.he.net, ns2.he.net, ns3.he.net

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for cref.it (unsigned zone)

⏱️ Timing

Total: 917ms | Queries: -

📄 Records

TypeCountSample Data
A166.71.160.90
NS5ns3.he.net, ns2.he.net...
MX6ALT2.ASPMX.L.GOOGLE.COM (pri: 5), ALT1.ASPMX.L.GOOGLE.COM (pri: 5)...
TXT3google-site-verification=SdnVMNE-SDRlqKu, MS=ms58228165...
SOA1ns1.he.net hostmaster.he.net

AI analysis

mailweb.cref.it has cref.it as its parent.

cref.it maps to IP address 66.71.160.90.

Other host names, for instance mail.massimomartella.it, stradaperlarcobaleno.com, birrainforma.it, webmail.cesfor.net and centrofermi.it share IP numbers with cref.it.

cref.it delegates to five name servers: ns1.he.net, ns2.he.net, ns3.he.net, ns4.he.net and ns5.he.net.

cref.it at least partially shares name servers with other domains such as garrettramos.com, metafil-lagirolle.ch, dom88.ru, marquedeparis.fr and elixiria.net.

Two IPs per host name:

ns1.he.net points to: 2001:470:100::2 and 216.218.130.2

ns2.he.net points to: 2001:470:200::2 and 216.218.131.2

ns3.he.net points to: 2001:470:300::2 and 216.218.132.2

ns4.he.net points to: 2001:470:400::2 and 216.66.1.2

ns5.he.net points to: 2001:470:500::2 and 216.66.80.18

Pattern: left IDs ascend by 9 (12, 21, 30, 39, 48); each pair of targets ascend by 9 (15/18, 24/27, 33/36, 42/45, 51/54)

cref.it is handled by six mail servers: mailweb.cref.it, aspmx.l.google.com, alt1.aspmx.l.google.com, alt2.aspmx.l.google.com, alt3.aspmx.l.google.com and alt4.aspmx.l.google.com.

cref.it shares mail servers with other domains at least in part, for instance ns500693.ns500765.ns500699.ns500693.ns500699.ns500699.ns500734.ns500588.ns500693.ns500683.ns500699.ns500612.ns500632.ns500612.ns500612.ns500110.dtrkdll.com, northpark.cc, ns500693.ns500693.ns500693.ns500699.ns500734.ns500734.ns500693.ns500693.ns500588.ns500588.ns500612.ns500588.ns500612.ns500588.ns500588.dtrkdll.com, ns500765.ns500699.ns500693.ns500699.ns500699.ns500699.ns500588.ns500683.ns500683.ns500632.ns500632.ns500588.ns500632.ns500612.ns500612.ns500110.dtrkdll.com and thegroundeffect.com.

These mail servers are often used together with aspmx2.googlemail.com, aspmx3.googlemail.com, aspmx4.googlemail.com, aspmx5.googlemail.com and smtp.google.com.

Host names with two IP numbers:

aspmx.l.google.com points to 2a00:1450:4009:c0f::1a and 192.178.223.26.

alt1.aspmx.l.google.com points to 2607:f8b0:4003:c30::1b and 74.125.27.27.

alt2.aspmx.l.google.com points to 2607:f8b0:4001:c70::1a and 192.178.209.27.

alt3.aspmx.l.google.com points to 2607:f8b0:4024:c0d::1a and 192.178.152.27.

alt4.aspmx.l.google.com points to 2607:f8b0:4023:403::1a and 142.250.96.27.

Host names with one IP number:

mailweb.cref.it points to 66.71.160.90.