`mail.smart-optic.pl`

DNSSEC	⚠️ Not signed
A	185.208.164.138^{🇵🇱 CF-GDA185.208.164.0/24}
		PTR	`s38.cyber-folks.pl`

`smart-optic.pl`

	DNSSEC	⚠️ Not signed
	A	185.208.164.138^{🇵🇱 CF-GDA185.208.164.0/24}
	NS	`ns1.cyberfolks.pl` ⭐ ⚠️ Not in parent delegation
	NS	`dns1.linuxpl.com` ⚠️ Not in zone NS records
	NS	`dns2.linuxpl.com` ⚠️ Not in zone NS records
	NS	`dns3.linuxpl.com` ⚠️ Not in zone NS records
	NS	`ns2.cyberfolks.pl` ⚠️ Not in parent delegation
	NS	`ns3.cyberfolks.pl` ⚠️ Not in parent delegation
	MX	`mail.smart-optic.pl` ⭐
	TXT	`v=spf1 a mx include:_spf.cyberfolks.pl -all`
	SOA	`ns1.cyberfolks.pl`hostmaster@smart-optic.pl 2023-11-15 #0

MX for

smart-optic.pl

Same first word

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DNS History

3 records (1 active, 2 former)

○A176.9.79.792015-09-02 → 2016-06-26 · 4 obs

● 2015-09-02 08:58:10
● 2016-06-26 13:01:48
○ 2016-10-19 08:03:46
○ 2026-08-10 00:15:14

●A185.208.164.1382026-07-02 → 2026-08-10 · 3 obs

○ 2026-03-09 10:05:16
● 2026-07-02 13:14:42
● 2026-08-10 00:15:14

○A185.49.13.2392016-10-19 → 2017-08-31 · 5 obs

○ 2016-06-26 13:01:48
● 2016-10-19 08:03:46
● 2017-08-31 02:42:48
○ 2026-03-09 10:05:16
○ 2026-08-10 00:15:14

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
pl	a-dns.pl, b-dns.pl, d-dns.pl, f-dns.pl...	-
smart-optic.pl	dns1.linuxpl.com, dns2.linuxpl.com, dns3.linuxpl.com	-

✅ Authoritative Response

Server:94.152.254.111

NS records: dns1.linuxpl.com, dns2.linuxpl.com, dns3.linuxpl.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for smart-optic.pl (unsigned zone)

⏱️ Timing

Total: 4510ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`185.208.164.138`

Analysis

Mail Server Role

smart-optic.pl uses mail.smart-optic.pl as a mail server.

IP Addresses

mail.smart-optic.pl resolves to one IP address: 185.208.164.138.

mail.ewikor.eu, lyofarm.pl, tachograf.eu and two other host names share IP numbers with mail.smart-optic.pl.

mail.smart-optic.pl - robtex.com