`dobrasauna.pl`

DNSSEC	⚠️ Not signed
A	212.91.26.121^{🇵🇱 ECO-ATMAN-PL212.91.26.0/24 EcoSerwers}
		PTR	`ip-121.212-91-26-0.net.eco.atman.pl`
NS	`dns1.selly.pl` ⭐
NS	`dns2.selly.pl`
		A	128.204.218.136^{🇵🇱 ECO-ATMAN-PL128.204.218.0/24}
			PTR	`ip-008.s3362.net.eco.atman.pl`
MX	`mx.spamexperts.com` ⭐
		A	2001:550:2:3::62:100^{🇺🇸 COGENT2001:550::/32 Cogent Communications}
			PTR	`fe2-r2-in.la10.l.antispamcloud.com`
		A	38.89.254.156^{🇺🇸 AS1663338.89.254.0/23}
			PTR	`fe1-r2-in.ch03.l.antispamcloud.com`
MX	`fallbackmx.spamexperts.eu`⁽²⁰⁾
		A	2001:550:2:3::62:100^{🇺🇸 COGENT2001:550::/32 Cogent Communications}
			PTR	`fe2-r2-in.la10.l.antispamcloud.com`
		A	2001:550:2:61::2fc:100^{🇺🇸 COGENT2001:550::/32 Cogent Communications}
		A	2001:550:2:78::ca:100^{🇺🇸 COGENT2001:550::/32 Cogent Communications}
			PTR	`fe3-r2-in.atl06.l.antispamcloud.com`
		A	38.71.16.244^{🇺🇸 AS1663338.71.16.0/24}
			PTR	`fe2-r2-in.la10.l.antispamcloud.com`
		A	38.89.254.156^{🇺🇸 AS1663338.89.254.0/23}
			PTR	`fe1-r2-in.ch03.l.antispamcloud.com`
		A	38.101.250.150^{🇺🇸 AS1663338.101.250.0/24}
			PTR	`fe3-r2-in.atl06.l.antispamcloud.com`
MX	`lastmx.spamexperts.net`⁽³⁰⁾
		A	2001:550:2:3::62:100^{🇺🇸 COGENT2001:550::/32 Cogent Communications}
			PTR	`fe2-r2-in.la10.l.antispamcloud.com`
		A	2001:550:2:61::2fc:100^{🇺🇸 COGENT2001:550::/32 Cogent Communications}
		A	2001:978:2:7::162:100^{🇩🇪 COGENT2001:978::/32 C.C.D. Cogent Communications Deutschland GmbH}
			PTR	`fe1-r3-in.fra02.l.antispamcloud.com`
		A	2001:978:2:2c::137:100^{🇳🇱 COGENT2001:978::/32 C.C.D. Cogent Communications Deutschland GmbH}
			PTR	`fe2-r3-in.ams14.l.antispamcloud.com`
		A	38.71.16.244^{🇺🇸 AS1663338.71.16.0/24}
			PTR	`fe2-r2-in.la10.l.antispamcloud.com`
		A	38.89.254.156^{🇺🇸 AS1663338.89.254.0/23}
			PTR	`fe1-r2-in.ch03.l.antispamcloud.com`
		A	149.13.75.27^{🇩🇪 AS16633149.13.75.0/24 Registered for Cogent Communications Customer - N-ABLE CLOUD GMBH}
			PTR	`fe1-r3-in.fra02.l.antispamcloud.com`
		A	154.59.104.23^{🇳🇱 COGENT154.59.104.0/24 Registered for Cogent Communications Customer - N-ABLE CLOUD GMBH}
			PTR	`fe2-r3-in.ams14.l.antispamcloud.com`
TXT	`v=spf1 a mx include:_spf.selly.pl ~all`
SOA	`dns1.selly.pl`admin@selly@pl 2024-09-17 #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=1778481051

Same first word

dobrasauna.pl

DNS History

12 records (6 active, 6 former)

●NSdns1.selly.pl2026-02-23 → 2026-05-11 · 3 obs

○ 2018-05-09 20:01:44
● 2026-02-23 13:59:56
● 2026-05-11 11:12:56

●NSdns2.selly.pl2026-02-23 → 2026-05-11 · 3 obs

○ 2018-05-09 20:01:44
● 2026-02-23 13:59:56
● 2026-05-11 11:12:56

○NSns1.selly.pl2018-05-09 → 2018-05-09 · 3 obs

● 2018-05-09 20:01:44
○ 2026-02-23 13:59:56
○ 2026-05-11 11:12:56

○NSns2.selly.pl2018-05-09 → 2018-05-09 · 3 obs

● 2018-05-09 20:01:44
○ 2026-02-23 13:59:56
○ 2026-05-11 11:12:56

●MXfallbackmx.spamexperts.eu2026-02-23 → 2026-05-11 · 3 obs

○ 2018-05-09 20:01:44
● 2026-02-23 13:59:56
● 2026-05-11 11:12:56

●MXlastmx.spamexperts.net2026-02-23 → 2026-05-11 · 3 obs

○ 2018-05-09 20:01:44
● 2026-02-23 13:59:56
● 2026-05-11 11:12:56

○MXmail.dobrasauna.pl2018-05-09 → 2018-05-09 · 3 obs

● 2018-05-09 20:01:44
○ 2026-02-23 13:59:56
○ 2026-05-11 11:12:56

●MXmx.spamexperts.com2026-02-23 → 2026-05-11 · 3 obs

○ 2018-05-09 20:01:44
● 2026-02-23 13:59:56
● 2026-05-11 11:12:56

○MXmx1.s138.superhost.pl2018-05-09 → 2018-05-09 · 3 obs

● 2018-05-09 20:01:44
○ 2026-02-23 13:59:56
○ 2026-05-11 11:12:56

○MXmx2.s138.superhost.pl2018-05-09 → 2018-05-09 · 3 obs

● 2018-05-09 20:01:44
○ 2026-02-23 13:59:56
○ 2026-05-11 11:12:56

○A185.23.22.362018-05-09 → 2018-05-09 · 3 obs

● 2018-05-09 20:01:44
○ 2026-02-23 13:59:56
○ 2026-05-11 11:12:56

●A212.91.26.1212026-02-23 → 2026-05-11 · 3 obs

○ 2018-05-09 20:01:44
● 2026-02-23 13:59:56
● 2026-05-11 11:12:56

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
pl	a-dns.pl, b-dns.pl, d-dns.pl, f-dns.pl...	-
dobrasauna.pl	dns1.selly.pl, dns2.selly.pl	2 records

✅ Authoritative Response

Server:91.185.185.204

NS records: dns1.selly.pl, dns2.selly.pl

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for dobrasauna.pl (unsigned zone)

⏱️ Timing

Total: 571ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`212.91.26.121`
NS	2	`dns2.selly.pl, dns1.selly.pl`
MX	3	`fallbackmx.spamexperts.eu (pri: 20), mx.spamexperts.com (pri: 10)...`
TXT	1	`v=spf1 a mx include:_spf.selly.pl ~all`
SOA	1	`dns1.selly.pl admin@selly.pl`

📌 Glue Records Collected

Total: 2

Out-of-bailiwick: 2 (dns1.selly.pl, dns2.selly.pl)

Analysis

IP Addresses

dobrasauna.pl resolves to one IP number: 212.91.26.121.

Other host names, for instance kajt24.pl, siting.pl, motex.net.pl, dbajozdrowie.com.pl and dachmax.com share IP numbers with dobrasauna.pl.

Name Servers

dobrasauna.pl's delegation uses two name servers: dns1.selly.pl and dns2.selly.pl.

dobrasauna.pl uses the same name server setup as other domains, such as chillovi.com, woblery-hegemon.pl, nailscompany.eu, polbuch.de and kochamymeble.pl.

dobrasauna.pl at least partially shares name servers with other domains, for example selly24.pl.

Host names with a single IP number: The host name dns2.selly.pl points to 128.204.218.136.

Mail Servers

Three mail servers handle dobrasauna.pl: mx.spamexperts.com, fallbackmx.spamexperts.eu and lastmx.spamexperts.net.

dobrasauna.pl shares at least some mail servers with other domains, for example hely.net, mbdressagestables.com, umfm.com.my, nfive.at and sunnyfields.com.mx.

Eight IP numbers: lastmx.spamexperts.net points to 2001:550:2:3::62:100, 2001:550:2:61::2fc:100, 2001:978:2:7::162:100, 2001:978:2:2c::137:100, 38.71.16.244, 38.89.254.156, 149.13.75.27 and 154.59.104.23.

Six IP numbers: fallbackmx.spamexperts.eu points to 2001:550:2:3::62:100, 2001:550:2:61::2fc:100, 2001:550:2:78::ca:100, 38.71.16.244, 38.89.254.156 and 38.101.250.150.

Two IP numbers: mx.spamexperts.com points to 2001:550:2:3::62:100 and 38.89.254.156.

Names pointing to 2001:550:2:3::62:100: lastmx.spamexperts.net, fallbackmx.spamexperts.eu and mx.spamexperts.com.

Names pointing to 2001:550:2:61::2fc:100: lastmx.spamexperts.net and fallbackmx.spamexperts.eu.

Names pointing to 38.71.16.244: lastmx.spamexperts.net and fallbackmx.spamexperts.eu.

Names pointing to 38.89.254.156: lastmx.spamexperts.net, fallbackmx.spamexperts.eu and mx.spamexperts.com.

dobrasauna.pl - robtex.com

dobrasauna.pl

pl

Same first word

DNS History

🔍 DNS Trace

📋 Delegation Chain

✅ Authoritative Response

🔒 DNSSEC Status

⏱️ Timing

📄 Records

📌 Glue Records Collected

Analysis

IP Addresses

Name Servers

Mail Servers

`dobrasauna.pl`

`pl`