`mail.centrostudi.org`

DNSSEC	⚠️ Not signed
A	62.149.128.74^{🇮🇹 ARUBA-ASN62.149.128.0/19 Aruba S.p.A. Network}
		PTR	`mxd5.aruba.it`
A	62.149.128.151^{🇮🇹 ARUBA-ASN62.149.128.0/19 Aruba S.p.A. Network}
A	62.149.128.154^{🇮🇹 ARUBA-ASN62.149.128.0/19 Aruba S.p.A. Network}
A	62.149.128.157^{🇮🇹 ARUBA-ASN62.149.128.0/19 Aruba S.p.A. Network}
A	62.149.128.160^{🇮🇹 ARUBA-ASN62.149.128.0/19 Aruba S.p.A. Network}
A	62.149.128.163^{🇮🇹 ARUBA-ASN62.149.128.0/19 Aruba S.p.A. Network}
A	62.149.128.166^{🇮🇹 ARUBA-ASN62.149.128.0/19 Aruba S.p.A. Network}

`centrostudi.org`

	DNSSEC	⚠️ Not signed
	A	2a00:6d40:4:2::c208:40^{🇮🇹 ARUBA-ASN2a00:6d40::/32 Aruba S.p.A. IPv6 Network}
	A	89.46.104.40^{🇮🇹 ARUBA-ASN89.46.104.0/21 Aruba S.p.A. Network}
	NS	`dns2.technorail.com` ⭐
	NS	`dns.technorail.com`
	NS	`dns3.arubadns.net`
	NS	`dns4.arubadns.cz`
	MX	`mx.centrostudi.org` ⭐
	TXT	`v=spf1 include:_spf.aruba.it -all`
	SOA	`dns.technorail.com`hostmaster@centrostudi.org 2026-07-30 #1

Previously MX for

centrostudi.org

Same first word

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DNS History

8 records (7 active, 1 former)

●A62.149.128.1512026-07-02 → 2026-08-04 · 3 obs

○ 2016-07-04 17:07:56
● 2026-07-02 16:45:54
● 2026-08-04 07:36:58

●A62.149.128.1542026-07-02 → 2026-08-04 · 3 obs

○ 2016-07-04 17:07:56
● 2026-07-02 16:45:54
● 2026-08-04 07:36:58

●A62.149.128.1572026-07-02 → 2026-08-04 · 3 obs

○ 2016-07-04 17:07:56
● 2026-07-02 16:45:54
● 2026-08-04 07:36:58

●A62.149.128.1602026-07-02 → 2026-08-04 · 3 obs

○ 2016-07-04 17:07:56
● 2026-07-02 16:45:54
● 2026-08-04 07:36:58

●A62.149.128.1632026-07-02 → 2026-08-04 · 3 obs

○ 2016-07-04 17:07:56
● 2026-07-02 16:45:54
● 2026-08-04 07:36:58

●A62.149.128.1662026-07-02 → 2026-08-04 · 3 obs

○ 2016-07-04 17:07:56
● 2026-07-02 16:45:54
● 2026-08-04 07:36:58

●A62.149.128.742026-07-02 → 2026-08-04 · 3 obs

○ 2016-07-04 17:07:56
● 2026-07-02 16:45:54
● 2026-08-04 07:36:58

○A77.238.20.152015-08-20 → 2016-07-04 · 4 obs

● 2015-08-20 10:21:38
● 2016-07-04 17:07:56
○ 2026-07-02 16:45:54
○ 2026-08-04 07:36:58

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
org	b0.org.afilias-nst.org, d0.org.afilias-nst.org, b2.org.afilias-nst.org	-
centrostudi.org	dns2.technorail.com, dns4.arubadns.cz, dns.technorail.com, dns3.arubadns.net	-

✅ Authoritative Response

Server:95.110.220.5

NS records: dns2.technorail.com, dns4.arubadns.cz, dns.technorail.com, dns3.arubadns.net

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for centrostudi.org (unsigned zone)

⏱️ Timing

Total: 2237ms | Queries: -

📄 Records

Type	Count	Sample Data
A	7	`62.149.128.157, 62.149.128.160...`

Analysis

IP Addresses

mail.centrostudi.org directs to 7 IP numbers: 62.149.128.74, 62.149.128.151, 62.149.128.154 and 4 other.

Two other host names, along with mx.pagopa.net, mx.tuttofare.trentino.it and mx.prica.it, also share IP numbers with mail.centrostudi.org.

mail.centrostudi.org - robtex.com