`mail.protubsa.com`

	CNAME	`services.protubsa.com`
	DNSSEC	⚠️ Not signed
	A	212.31.227.101^{🇮🇹 COLT212.31.224.0/19 Internet IT}

`protubsa.com`

	DNSSEC	⚠️ Not signed
	A	178.211.133.10^{🇪🇸 RaiolaNetworks178.211.133.0/24}
	NS	`ns1.register.it` ⭐
	NS	`ns2.register.it`
	MX	`sicammail01.sicamtubi.com` ⭐
	MX	`sicammail02.sicamtubi.com`⁽²⁰⁾
	MX	`ntsmail01.nationaltube.co.uk`⁽¹¹⁰⁾
	MX	`ntsmail02.nationaltube.co.uk`⁽¹²⁰⁾
	TXT	`v=spf1 ip4:212.161.77.68 ip4:212.161.77.69 ip4:194.75.40.67 ip4:194.75.40.68 ...`
	SOA	`ns1.register.it`hostmaster@register.it 2025-05-29 #2

PTR for

16.0.25.80.in-addr.arpa

MX for

tubosinsoldadura.com

tuboestructural.com

tubolapeado.com

Previously MX for

tubosmecanicos.com

protubsa.com

Same first word

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DNS History

3 records (1 active, 2 former)

○A195.76.202.252017-06-06 → 2017-11-03 · 4 obs

○ 2016-04-11 18:08:56
● 2017-06-06 14:38:18
● 2017-11-03 13:19:10
○ 2026-03-24 20:34:58

○A80.25.0.162007-11-25 → 2016-04-11 · 4 obs

● 2007-11-25 15:00:26
● 2016-04-11 18:08:56
○ 2017-06-06 14:38:18
○ 2026-03-24 20:34:58

●CNAMEservices.protubsa.com2026-03-24 → 2026-03-24 · 1 obs

● 2026-03-24 20:34:58

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...	-
protubsa.com	ns1.register.it, ns2.register.it	-

✅ Authoritative Response

Server:81.88.61.2

NS records: ns1.register.it, ns2.register.it

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for protubsa.com (unsigned zone)

⏱️ Timing

Total: 564ms | Queries: -

📄 Records

Type	Count	Sample Data
CNAME	1	`services.protubsa.com`

Analysis

Mail Server Role

mail.protubsa.com serves as the mail server for tubosinsoldadura.com, tuboestructural.com and tubolapeado.com.

80.25.0.16 is a mail server commonly used with mail.protubsa.com.

IP Addresses

mail.protubsa.com resolves to one IP number: 212.31.227.101.

Other host names, for instance services.protubsa.com, share IP numbers with mail.protubsa.com.

mail.protubsa.com - robtex.com