`mail.masterhost.pl`

DNSSEC	⚠️ Not signed
A	91.227.123.88^{🇵🇱 UNIXSTORM-AS91.227.122.0/23 Unix Storm Michal Gottlieb}
		PTR	`vh1.masterhost.pl`

`masterhost.pl`

	DNSSEC	⚠️ Not signed
	A	91.227.123.88^{🇵🇱 UNIXSTORM-AS91.227.122.0/23 Unix Storm Michal Gottlieb}
	NS	`ns1.masterhost.pl` ⭐ ⚠️ Not in parent delegation
	NS	`ns1.unixstorm.org` ⚠️ Not in zone NS records
	NS	`ns2.masterhost.pl` ⚠️ Not in parent delegation
	NS	`ns2.unixstorm.org` ⚠️ Not in zone NS records
	MX	`mail.masterhost.pl` ⭐
	TXT	`v=spf1 a mx ip4:91.227.122.0/23 ~all`
	SOA	`ns1.masterhost.pl`hostmaster@masterhost.pl 2024-06-15 #0

MX for

masterhost.pl

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DNS History

4 records (1 active, 3 former)

○NSns3.nowanet.pl2016-06-06 → 2016-06-06 · 3 obs

● 2016-06-06 00:30:02
○ 2018-11-01 07:46:00
○ 2026-06-20 08:43:54

○NSns4.nowanet.pl2016-06-06 → 2016-06-06 · 3 obs

● 2016-06-06 00:30:02
○ 2018-11-01 07:46:00
○ 2026-06-20 08:43:54

●A91.227.123.882016-03-25 → 2026-06-20 · 5 obs

● 2016-03-25 00:03:44
● 2026-05-08 13:39:36
○ 2026-05-09 13:22:24
● 2026-05-09 14:25:38
● 2026-06-20 08:43:54

○CNAMEmasterhost.pl2016-06-06 → 2016-06-06 · 3 obs

● 2016-06-06 00:30:02
○ 2018-11-01 07:46:00
○ 2026-06-20 08:43:54

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
pl	f-dns.pl, j-dns.pl, a-dns.pl, d-dns.pl...	-
masterhost.pl	ns1.unixstorm.org, ns2.unixstorm.org	-

✅ Authoritative Response

Server:91.227.123.50

NS records: ns1.unixstorm.org, ns2.unixstorm.org

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for masterhost.pl (unsigned zone)

⏱️ Timing

Total: 588ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`91.227.123.88`

Analysis

Mail Server Role

masterhost.pl uses mail.masterhost.pl as a mail server.

IP Addresses

mail.masterhost.pl resolves to one IP address: 91.227.123.88.

lublin.winb.gov.pl, mail.nowanet.pl, mail.ceti.lublin.pl and two other host names share IP numbers with mail.masterhost.pl.

mail.masterhost.pl - robtex.com