`e-upominki.pl`

DNSSEC	⚠️ Not signed
A	5.149.167.17^{🇵🇱 PL-BEYOND-AS5.149.160.0/21 BEYOND Sp. z o.o.}
		PTR	`vm6366.iai-system.com`
NS	`dns1.iai-system.com` ⭐
		A	5.149.162.237^{🇵🇱 PL-BEYOND-AS5.149.160.0/21 BEYOND Sp. z o.o.}
			PTR	`dns1.iai-system.com`
NS	`dns2.iai-system.com`
		A	5.149.163.173^{🇵🇱 PL-BEYOND-AS5.149.160.0/21 BEYOND Sp. z o.o.}
			PTR	`dns2.iai-system.com`
MX	`mail.zetohosting.pl` ⭐
		A	91.192.164.129^{🇵🇱 ZETO-RZESZOW91.192.164.0/22 Sp. z o.o.}
			PTR	`srv.zetohosting.pl`
TXT	`c190a22e5479a8f424fcd5b9be37891ed80c799bbae1b03c16c5da84713fab2`
TXT	`541ea887d4a2b1c450815e067749e97225d2e3f0946c53ed733c03c2863f7e7`
TXT	`4e9dcc73ce6d68d7c0dcc512da19b0e36fe3f9ff6ecd3effa9e0602d22769495`
TXT	`v=spf1 mx ip4:5.149.167.177/32 ip4:91.192.164.129/32 include:spf.iai-sa.com -...`
TXT	`533c0fdf36f7d299d9eca22aaa2dd6f2aea8d1c681411fca23a3b0a2782dce2`
TXT	`f5c5f26843c85246c8bd5899dfcec88ecacaed7326b114df754c0d975abeb4e`
SOA	`dns1.iai-system.com`admin@iai-system.com serial=1770938514

`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=1778481198

Same first word

e-upominki.pl

DNS History

8 records (4 active, 4 former)

●NSdns1.iai-system.com2020-03-19 → 2026-05-11 · 3 obs

○ 2015-12-01 06:55:36
● 2020-03-19 13:53:52
● 2026-05-11 22:25:16

●NSdns2.iai-system.com2020-03-19 → 2026-05-11 · 3 obs

○ 2015-12-01 06:55:36
● 2020-03-19 13:53:52
● 2026-05-11 22:25:16

○NSns1.aftermarket.pl2015-07-26 → 2015-12-01 · 4 obs

● 2015-07-26 02:19:04
● 2015-12-01 06:55:36
○ 2020-03-19 13:53:52
○ 2026-05-11 22:25:16

○NSns2.aftermarket.pl2015-07-26 → 2015-12-01 · 4 obs

● 2015-07-26 02:19:04
● 2015-12-01 06:55:36
○ 2020-03-19 13:53:52
○ 2026-05-11 22:25:16

●MXmail.zetohosting.pl2020-03-19 → 2026-05-11 · 2 obs

● 2020-03-19 13:53:52
● 2026-05-11 22:25:16

○A212.91.6.582016-03-04 → 2017-02-16 · 5 obs

○ 2015-07-26 02:19:04
● 2016-03-04 04:59:58
● 2017-02-16 23:47:04
○ 2020-03-19 13:53:52
○ 2026-05-11 22:25:16

○A212.91.7.332015-07-26 → 2017-02-16 · 4 obs

● 2015-07-26 02:19:04
● 2017-02-16 23:47:04
○ 2020-03-19 13:53:52
○ 2026-05-11 22:25:16

●A5.149.167.172020-03-19 → 2026-05-11 · 3 obs

○ 2017-02-16 23:47:04
● 2020-03-19 13:53:52
● 2026-05-11 22:25:16

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
pl	f-dns.pl, b-dns.pl, j-dns.pl, h-dns.pl...	-
e-upominki.pl	dns2.iai-system.com, dns1.iai-system.com	-

✅ Authoritative Response

Server:5.149.162.237

NS records: dns2.iai-system.com, dns1.iai-system.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for e-upominki.pl (unsigned zone)

⏱️ Timing

Total: 1018ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`5.149.167.17`
NS	2	`dns2.iai-system.com, dns1.iai-system.com`
MX	1	`mail.zetohosting.pl (pri: 10)`
TXT	6	`533c0fdf36f7d299d9eca22aaa2dd6f2aea8d1c6, v=spf1 mx ip4:5.149.167.177/32 ip4:91.19...`
SOA	1	`dns1.iai-system.com admin.iai-system.com`

Analysis

IP Addresses

e-upominki.pl resolves to one IP number: 5.149.167.17.

Other host names, for instance upominki.pl, case.pl and vm6366.iai-system.com share IP numbers with e-upominki.pl.

Name Servers

e-upominki.pl's delegation uses two name servers: dns1.iai-system.com and dns2.iai-system.com.

e-upominki.pl uses the same name server setup as other domains, such as basiclab.shop, vm5980.iai-system.com, vm2697.iai-system.com, topfish.de and e-barometry.pl.

e-upominki.pl shares name servers with other domains at least partially, for example frankherbert.pl, vm0.iai-system.com and vmbooking.iai-system.com.

Host names with a single IP address: dns1.iai-system.com points to 5.149.162.237; dns2.iai-system.com points to 5.149.163.173.

Mail Servers

A single mail server handles e-upominki.pl, mail.zetohosting.pl.

e-upominki.pl uses the same mail server setup as other domains such as srv.zetohosting.pl, upominki.pl and case.pl.

Host name mail.zetohosting.pl resolves to a single IP: 91.192.164.129.

e-upominki.pl - robtex.com

e-upominki.pl

pl