`mail.systemsensor.pl`

DNSSEC	⚠️ Not signed
A	91.237.52.247^{🇵🇱 BIZNESHOST-AS91.237.52.0/24}
		PTR	`s138.cyber-folks.pl`

`systemsensor.pl`

	DNSSEC	⚠️ Not signed
	A	91.237.52.247^{🇵🇱 BIZNESHOST-AS91.237.52.0/24}
	NS	`dns2.linuxpl.com` ⭐ ⚠️ Not in parent delegation
	NS	`dns1.linuxpl.com` ⚠️ Not in zone NS records
	NS	`dns11.linuxpl.com` ⚠️ Not in parent delegation
	NS	`ns11.linuxpl.com` ⚠️ Not in zone NS records
	MX	`mail.systemsensor.pl` ⭐
	TXT	`b25ed89af7a5dea69878b3e6539a671f8be10f86313bd06760072f92f0f4a8a`
	TXT	`v=spf1 a mx include:spf.linuxpl.com ip4:91.237.52.247 ip4:46.4.67.48 -all`
	TXT	`dae423d3545194bc19b8f021a04b77ffc2b8cb2c28b22ad77371a9614d32ef0`
	TXT	`6897b8b6b681e5afc9e56ec7b9e12591767e23391ca2fa2d903c6d0849710b3`
	TXT	`75092221fc92e5cf9f78cb9140a8ecf2dce81a92ad611bf2c1f0349bcc6b13b`
	TXT	`17a074b1e43a31324cae8dd097d8bdfe63217616f4ecb9dfb151d711779b5ae`
	SOA	`dns2.linuxpl.com`hostmaster@systemsensor.pl 2026-02-23 #0

WOT: SAFE (61/100)

MX for

systemsensor.pl

Same first word

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mail.eu

mail.(0x7075737379)cat.jp

mail.tm

mail.boo.jp

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DNS History

2 records (1 active, 1 former)

○A46.4.67.72015-06-27 → 2016-02-25 · 4 obs

● 2015-06-27 15:56:04
● 2016-02-25 06:12:08
○ 2026-03-27 02:28:36
○ 2026-04-12 19:01:22

●A91.237.52.2472026-03-27 → 2026-04-12 · 3 obs

○ 2016-02-25 06:12:08
● 2026-03-27 02:28:36
● 2026-04-12 19:01:22

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
pl	d-dns.pl, h-dns.pl, a-dns.pl, j-dns.pl...	-
systemsensor.pl	dns11.linuxpl.com, ns11.linuxpl.com	-

✅ Authoritative Response

Server:94.152.254.111

NS records: dns11.linuxpl.com, ns11.linuxpl.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for systemsensor.pl (unsigned zone)

⏱️ Timing

Total: 738ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`91.237.52.247`

Analysis

Mail Server Role

mail.systemsensor.pl is the mail server for systemsensor.pl.

IP Addresses

mail.systemsensor.pl maps to IP address 91.237.52.247.

Other host names, for instance parafiagorno.pl, bestgarden.pl, mail.elewacja.info, sprzatanie.elk.pl and camcom.pl share IP numbers with mail.systemsensor.pl.

mail.systemsensor.pl - robtex.com