`mx.progresbiz24.pl`

DNSSEC	⚠️ Not signed
A	91.228.196.91^{🇵🇱 BIZNESHOST-AS91.228.196.0/22}
		PTR	`mx.progresbiz24.pl`

`progresbiz24.pl`

	DNSSEC	⚠️ Not signed
	A	91.228.196.91^{🇵🇱 BIZNESHOST-AS91.228.196.0/22}
	NS	`ns1.hostline.pl` ⭐
	NS	`ns2.hostline.pl`
	MX	`mx.progresbiz24.pl` ⭐
	TXT	`v=spf1 a mx ptr -all`
	SOA	`ns1.hostline.pl`hostmaster@progresbiz24.pl 2026-06-13 #2

PTR for

91.196.228.91.in-addr.arpa

MX for

progresbiz24.pl

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DNS History

1 record (1 active, 0 former)

●A91.228.196.912026-07-10 → 2026-07-13 · 2 obs

● 2026-07-10 20:31:26
● 2026-07-13 08:01:56

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
pl	j-dns.pl, a-dns.pl, b-dns.pl, d-dns.pl...	-
progresbiz24.pl	ns1.hostline.pl, ns2.hostline.pl	2 records

✅ Authoritative Response

Server:46.248.185.40

NS records: ns1.hostline.pl, ns2.hostline.pl

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for progresbiz24.pl (unsigned zone)

⏱️ Timing

Total: 360ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`91.228.196.91`

📌 Glue Records Collected

Total: 2

Out-of-bailiwick: 2 (ns1.hostline.pl, ns2.hostline.pl)

Analysis

Mail Server Role

progresbiz24.pl uses mx.progresbiz24.pl as a mail server.

IP Addresses

mx.progresbiz24.pl resolves to one IP address: 91.228.196.91.

Further host names like vz16038.dahost.pl and progresbiz24.pl overlap in IP numbers with mx.progresbiz24.pl.

mx.progresbiz24.pl - robtex.com