`szczerba.pl`

DNSSEC	⚠️ Not signed
A	195.150.55.212^{🇵🇱 CLASSCOM-AS195.150.48.0/20}
		PTR	`212.55.classcom.pl`
NS	`s1.szczerba.pl` ⭐
		A	195.150.55.212^{🇵🇱 CLASSCOM-AS195.150.48.0/20}
			PTR	`212.55.classcom.pl`
NS	`s2.szczerba.pl` ⚠️ Not in zone NS records
MX	`s1.infostrategia.pl` ⭐
		A	195.150.55.212^{🇵🇱 CLASSCOM-AS195.150.48.0/20}
			PTR	`212.55.classcom.pl`
TXT	`v=spf1 mx a ip4:195.150.55.212 ~all`
SOA	`s1.szczerba.pl`root@szczerba.pl 2024-07-15 #44

`pl`

	DNSSEC	🔒 Signed (DS record present)
	NS	`a-dns.pl` ⭐
	NS	`b-dns.pl`
	NS	`d-dns.pl`
	NS	`f-dns.pl`
	NS	`h-dns.pl`
	NS	`j-dns.pl`
	TXT	`ccTLD of Poland`
	SOA	`a-dns.pl`dnsmaster@nask.pl serial=1778826777

Subdomains

s1.szczerba.pl

Same first word

szczerba.biz

szczerba.pl

szczerba.de

szczerba.net

szczerba.eu

szczerba.nl

szczerba.waw.pl

szczerba.name

Similar names

barszcze.pl

DNS History

6 records (4 active, 2 former)

○NSs1.infostrategia.pl2015-09-02 → 2017-09-02 · 4 obs

● 2015-09-02 17:56:28
● 2017-09-02 20:46:02
○ 2026-03-30 04:26:58
○ 2026-05-15 20:44:22

●NSs1.szczerba.pl2026-03-30 → 2026-05-15 · 3 obs

○ 2017-09-02 20:46:02
● 2026-03-30 04:26:58
● 2026-05-15 20:44:22

○NSs2.infostrategia.com2015-09-02 → 2017-09-02 · 4 obs

● 2015-09-02 17:56:28
● 2017-09-02 20:46:02
○ 2026-03-30 04:26:58
○ 2026-05-15 20:44:22

●NSs2.szczerba.pl2026-03-30 → 2026-05-15 · 3 obs

○ 2017-09-02 20:46:02
● 2026-03-30 04:26:58
● 2026-05-15 20:44:22

●MXs1.infostrategia.pl2015-09-02 → 2026-05-15 · 2 obs

● 2015-09-02 17:56:28
● 2026-05-15 20:44:22

●A195.150.55.2122026-03-30 → 2026-05-15 · 2 obs

● 2026-03-30 04:26:58
● 2026-05-15 20:44:22

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
pl	h-dns.pl, a-dns.pl, b-dns.pl, d-dns.pl...	-
szczerba.pl	s2.szczerba.pl, s1.szczerba.pl	2 records

✅ Authoritative Response

Server:195.150.55.212

NS records: s2.szczerba.pl, s1.szczerba.pl

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for szczerba.pl (unsigned zone)

⏱️ Timing

Total: 3447ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`195.150.55.212`
NS	1	`s1.szczerba.pl`
MX	1	`s1.infostrategia.pl (pri: 5)`
TXT	1	`v=spf1 mx a ip4:195.150.55.212 ~all`
SOA	1	`s1.szczerba.pl root.szczerba.pl`

📌 Glue Records Collected

Total: 2

In-bailiwick: 2 (s2.szczerba.pl, s1.szczerba.pl)

Analysis

Hierarchy

szczerba.pl is a parent of s1.szczerba.pl.

IP Addresses

szczerba.pl points to a single IP address: 195.150.55.212.

Other host names such as ns0.infostrategia.pl, infostrategia.pl, 212.55.classcom.pl, ns1.infostrategia.pl and s1.infostrategia.pl share IP numbers with szczerba.pl.

Name Servers

szczerba.pl is delegated to two name servers: s1.szczerba.pl and s2.szczerba.pl.

Host names with a single IP: s1.szczerba.pl resolves to 195.150.55.212.

Mail Servers

The mail server for szczerba.pl is s1.infostrategia.pl.

szczerba.pl uses the same mail server setup as other domains, for example szczudlik.pl and kopec.pl.

Host s1.infostrategia.pl points to IP 195.150.55.212.

szczerba.pl - robtex.com

szczerba.pl

pl