`sbmelpol.pl`

DNSSEC	⚠️ Not signed
A	217.17.41.136^{🇵🇱 ATMAN-ISP-AS217.17.32.0/20 ATMAN (PL)}
		PTR	`s8.netstrefa.pl`
NS	`ns1.netstrefa.pl` ⭐ ⚠️ Not in parent delegation
		A	217.17.41.136^{🇵🇱 ATMAN-ISP-AS217.17.32.0/20 ATMAN (PL)}
			PTR	`s8.netstrefa.pl`
NS	`ns1.rxnet.pl` ⚠️ Not in zone NS records
		A	217.17.41.136^{🇵🇱 ATMAN-ISP-AS217.17.32.0/20 ATMAN (PL)}
			PTR	`s8.netstrefa.pl`
NS	`ns2.netstrefa.pl` ⚠️ Not in parent delegation
		A	85.232.229.234^{🇵🇱 ATMAN-ISP-AS85.232.224.0/19 ATMAN (PL)}
			PTR	`rev-85.232.229.234.atman.pl`
NS	`ns2.rxnet.pl` ⚠️ Not in zone NS records
		A	85.232.229.234^{🇵🇱 ATMAN-ISP-AS85.232.224.0/19 ATMAN (PL)}
			PTR	`rev-85.232.229.234.atman.pl`
MX	`sbmelpol.pl` ⭐
		A	217.17.41.136^{🇵🇱 ATMAN-ISP-AS217.17.32.0/20 ATMAN (PL)}
			PTR	`s8.netstrefa.pl`
TXT	`v=spf1 ip4:217.17.41.136 include:_spf.s8.netstrefa.pl +a +mx +ip4:217.17.41.1...`
SOA	`ns1.netstrefa.pl`admin@rxnet.pl 2026-03-25 #1

`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=1774683045

MX for

sbmelpol.pl

Subdomains

www.sbmelpol.pl

Same first word

sbmelpol.pl

Similar names

mobspell.com

DNS History

7 records (6 active, 1 former)

●NSns1.netstrefa.pl2026-03-25 → 2026-03-28 · 3 obs

○ 2018-05-14 02:00:12
● 2026-03-25 16:43:08
● 2026-03-28 08:52:50

●NSns1.rxnet.pl2018-05-14 → 2026-03-28 · 2 obs

● 2018-05-14 02:00:12
● 2026-03-28 08:52:50

●NSns2.netstrefa.pl2026-03-25 → 2026-03-28 · 3 obs

○ 2018-05-14 02:00:12
● 2026-03-25 16:43:08
● 2026-03-28 08:52:50

●NSns2.rxnet.pl2018-05-14 → 2026-03-28 · 2 obs

● 2018-05-14 02:00:12
● 2026-03-28 08:52:50

●MXsbmelpol.pl2018-05-14 → 2026-03-28 · 2 obs

● 2018-05-14 02:00:12
● 2026-03-28 08:52:50

●A217.17.41.1362026-03-25 → 2026-03-28 · 3 obs

○ 2018-05-14 02:00:12
● 2026-03-25 16:43:08
● 2026-03-28 08:52:50

○A217.17.41.1572018-05-14 → 2018-05-14 · 3 obs

● 2018-05-14 02:00:12
○ 2026-03-25 16:43:08
○ 2026-03-28 08:52:50

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
pl	a-dns.pl, b-dns.pl, d-dns.pl, f-dns.pl...	-
sbmelpol.pl	ns2.rxnet.pl, ns1.rxnet.pl	2 records

✅ Authoritative Response

Server:217.17.41.136

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

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for sbmelpol.pl (unsigned zone)

⏱️ Timing

Total: 855ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`217.17.41.136`
NS	2	`ns1.netstrefa.pl, ns2.netstrefa.pl`
MX	1	`sbmelpol.pl (pri: 0)`
TXT	1	`v=spf1 ip4:217.17.41.136 include:_spf.s8`
SOA	1	`ns1.netstrefa.pl admin.rxnet.pl`

📌 Glue Records Collected

Total: 2

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

Analysis

Hierarchy

sbmelpol.pl is a parent of www.sbmelpol.pl.

Mail Server Role

sbmelpol.pl serves as the mail server for sbmelpol.pl.

IP Addresses

sbmelpol.pl points to a single IP number: 217.17.41.136.

Other host names, for instance centrum.netstrefa.pl, inbajt.pl, mail.tesokrates.com.pl, robertperkowski.netstrefa.pl and lesce.pl share IP numbers with sbmelpol.pl.

Name Servers

sbmelpol.pl is delegated to four name servers: ns1.netstrefa.pl, ns2.netstrefa.pl, ns1.rxnet.pl and ns2.rxnet.pl.

sbmelpol.pl at least partially shares name servers with other domains, for instance wierzejski.pl, netstrefa.eu, trojkalochow.pl, twojdent.pl and rybno.waw.pl.