`discusworld.com.pl`

DNSSEC	⚠️ Not signed
A	213.184.28.40^{🇵🇱 OLMAN-COM-AS213.184.28.0/22 OLMAN-COM}
NS	`ns2.dih.pl` ⭐
		A	52.28.77.136^{🇩🇪 Amazon52.28.0.0/16 EC2 FRA prefix}
			PTR	`ec2-52-28-77-136.eu-central-1.compute.amazonaws.com`
NS	`ns1.dih.pl`
		A	213.184.28.6^{🇵🇱 OLMAN-COM-AS213.184.28.0/22 OLMAN-COM}
MX	`mail.discusworld.com.pl` ⭐
		A	213.184.28.40^{🇵🇱 OLMAN-COM-AS213.184.28.0/22 OLMAN-COM}
TXT	`v=spf1 a mx ip4:213.184.28.40 ~all`
SOA	`ns2.dih.pl`hostmaster@discusworld.com.pl 2025-03-29 #1

`com.pl`

	DNSSEC	⚠️ Not signed
	NS	`a-dns.pl` ⭐ ⚠️ Not in parent delegation
	NS	`b-dns.pl` ⚠️ Not in parent delegation
	NS	`d-dns.pl` ⚠️ Not in parent delegation
	NS	`f-dns.pl` ⚠️ Not in parent delegation
	NS	`h-dns.pl` ⚠️ Not in parent delegation
	NS	`j-dns.pl` ⚠️ Not in parent delegation
	SOA	`a-dns.pl`dnsmaster@nask.pl serial=1775975643

Subdomains

mail.discusworld.com.pl

Same first word

discusworld.com.pl

DNS History

6 records (4 active, 2 former)

●NSns1.dih.pl2026-03-30 → 2026-04-13 · 3 obs

○ 2017-04-20 11:47:26
● 2026-03-30 16:25:30
● 2026-04-13 06:26:40

●NSns2.dih.pl2015-07-07 → 2026-04-13 · 2 obs

● 2015-07-07 12:52:32
● 2026-04-13 06:26:40

○NSns3.dih.pl2015-07-07 → 2017-04-20 · 4 obs

● 2015-07-07 12:52:32
● 2017-04-20 11:47:26
○ 2026-03-30 16:25:30
○ 2026-04-13 06:26:40

●MXmail.discusworld.com.pl2015-07-07 → 2026-04-13 · 2 obs

● 2015-07-07 12:52:32
● 2026-04-13 06:26:40

●A213.184.28.402017-04-20 → 2026-04-13 · 3 obs

○ 2016-08-13 06:48:22
● 2017-04-20 11:47:26
● 2026-04-13 06:26:40

○A94.124.5.2222015-07-07 → 2016-08-13 · 4 obs

● 2015-07-07 12:52:32
● 2016-08-13 06:48:22
○ 2017-04-20 11:47:26
○ 2026-04-13 06:26:40

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
pl	a-dns.pl, b-dns.pl, d-dns.pl, f-dns.pl...	-
discusworld.com.pl	ns1.dih.pl, ns2.dih.pl	-

✅ Authoritative Response

Server:213.184.28.6

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

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for discusworld.com.pl (unsigned zone)

⏱️ Timing

Total: 1005ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`213.184.28.40`
NS	2	`ns2.dih.pl, ns1.dih.pl`
MX	1	`mail.discusworld.com.pl (pri: 10)`
TXT	1	`v=spf1 a mx ip4:213.184.28.40 ~all`
SOA	1	`ns2.dih.pl hostmaster.discusworld.com.pl`

Analysis

Hierarchy

discusworld.com.pl is the parent of mail.discusworld.com.pl.

IP Addresses

discusworld.com.pl resolves to one IP number: 213.184.28.40.

other host names including mail.baumax.net.pl, linorex.pl, adler-schule.edu.pl, ibs24.eu and mail.l-net.pl share IP numbers with discusworld.com.pl.

Name Servers

discusworld.com.pl is delegated to two name servers ns1.dih.pl and ns2.dih.pl.

discusworld.com.pl shares the same name server setup as other domains, for instance intermed.net.pl, nesso.pl, ticktack.pl, wit-stwosz.com.pl and autobuty.pl.

discusworld.com.pl at least partially shares name servers with other domains, for instance ambulanzmobile.pl, advantics.pl, s3.dih.pl, mx3-s4.dih.pl and sionbartoszyce.pl.

These name servers are commonly used with ns3.dih.pl, ns1.media-g.pl and ns2.media-g.pl.

Host names with one IP number:

ns1.dih.pl points to 213.184.28.6

ns2.dih.pl points to 52.28.77.136

Mail Servers

discusworld.com.pl is handled by a single mail server, mail.discusworld.com.pl.

mail.discusworld.com.pl resolves to IP 213.184.28.40.

discusworld.com.pl - robtex.com