`mail.proobiznes.com`

DNSSEC	⚠️ Not signed
A	185.26.123.232^{🇷🇺 HOSTLAND185.26.123.0/24}
		PTR	`sendmail.hostland.ru`

`proobiznes.com`

	DNSSEC	⚠️ Not signed
	A	185.215.4.47^{🇷🇺 DDOS-GUARD185.215.4.0/24 Tilda Publishing LLC}
	NS	`ns3.hostland.ru` ⭐
	NS	`ns.hostland.ru`
	MX	`mail.proobiznes.com` ⭐
	TXT	`v=spf1 include:_spf.hostland.ru ~all`
	SOA	`ns.hostland.ru`support@hostland.ru serial=100000000

MX for

proobiznes.com

Same first word

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DNS History

1 record (1 active, 0 former)

●A185.26.123.2322026-08-12 → 2026-08-13 · 2 obs

● 2026-08-12 06:46:10
● 2026-08-13 05:05:08

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, b.gtld-servers.net, d.gtld-servers.net, f.gtld-servers.net...	-
proobiznes.com	ns.hostland.ru, ns3.hostland.ru	-

✅ Authoritative Response

Server:81.95.18.218

NS records: ns.hostland.ru, ns3.hostland.ru

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for proobiznes.com (unsigned zone)

⏱️ Timing

Total: 1681ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`185.26.123.232`

Analysis

Mail Server Role

proobiznes.com uses mail.proobiznes.com as a mail server.

IP Addresses

mail.proobiznes.com resolves to one IP address: 185.26.123.232.

mail.tuningcars63.ru, mail.plasticpak.net, mail.msch-92.ru and two other host names share IP numbers with mail.proobiznes.com.

mail.proobiznes.com - robtex.com