`michalossowski.com`

DNSSEC	⚠️ Not signed
A	195.242.116.113^{🇵🇱 CF-GDA195.242.116.0/23}
		PTR	`s129.cyber-folks.pl`
NS	`dns2.linuxpl.com` ⭐ ⚠️ Not in parent delegation
		A	94.152.255.111^{🇵🇱 OXYLION-AS94.152.255.0/24}
			PTR	`ns2.cyberfolks.pl`
NS	`dns1.linuxpl.com` ⚠️ Not in zone NS records
		A	94.152.254.111^{🇵🇱 OXYLION-AS94.152.254.0/24}
			PTR	`ns1.cyberfolks.pl`
NS	`dns11.linuxpl.com` ⚠️ Not in parent delegation
		A	94.152.255.111^{🇵🇱 OXYLION-AS94.152.255.0/24}
			PTR	`ns2.cyberfolks.pl`
NS	`ns11.linuxpl.com` ⚠️ Not in zone NS records
		A	94.152.254.111^{🇵🇱 OXYLION-AS94.152.254.0/24}
			PTR	`ns1.cyberfolks.pl`
MX	`mail.michalossowski.com` ⭐
		A	195.242.116.113^{🇵🇱 CF-GDA195.242.116.0/23}
			PTR	`s129.cyber-folks.pl`
TXT	`v=spf1 a mx include:spf.linuxpl.com ip4:195.242.116.113 -all`
SOA	`dns2.linuxpl.com`hostmaster@michalossowski.com 2023-11-16 #0

`com`

	DNSSEC	🔒 Signed (DS record present)
	NS	`a.gtld-servers.net` ⭐
	NS	`b.gtld-servers.net`
	NS	`c.gtld-servers.net`
	NS	`d.gtld-servers.net`
	NS	`e.gtld-servers.net`
	NS	`f.gtld-servers.net`
	NS	`g.gtld-servers.net`
	NS	`h.gtld-servers.net`
	NS	`i.gtld-servers.net`
	NS	`j.gtld-servers.net`
	NS	`k.gtld-servers.net`
	NS	`l.gtld-servers.net`
	NS	`m.gtld-servers.net`
	SOA	`a.gtld-servers.net`nstld@verisign-grs.com serial=1778754852

Subdomains

mail.michalossowski.com

DNS History

7 records (6 active, 1 former)

●NSdns1.linuxpl.com2026-05-14 → 2026-05-14 · 3 obs

○ 2015-06-12 19:28:30
● 2026-05-14 10:53:42
● 2026-05-14 10:53:44

●NSdns11.linuxpl.com2015-06-12 → 2026-05-14 · 2 obs

● 2015-06-12 19:28:30
● 2026-05-14 10:53:44

●NSdns2.linuxpl.com2026-05-14 → 2026-05-14 · 3 obs

○ 2015-06-12 19:28:30
● 2026-05-14 10:53:42
● 2026-05-14 10:53:44

●NSns11.linuxpl.com2015-06-12 → 2026-05-14 · 2 obs

● 2015-06-12 19:28:30
● 2026-05-14 10:53:44

●MXmail.michalossowski.com2015-06-12 → 2026-05-14 · 2 obs

● 2015-06-12 19:28:30
● 2026-05-14 10:53:44

●A195.242.116.1132026-05-14 → 2026-05-14 · 3 obs

○ 2017-10-29 15:50:24
● 2026-05-14 10:53:42
● 2026-05-14 10:53:44

○A46.4.77.122015-06-12 → 2017-10-29 · 4 obs

● 2015-06-12 19:28:30
● 2017-10-29 15:50:24
○ 2026-05-14 10:53:42
○ 2026-05-14 10:53:44

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	f.gtld-servers.net, c.gtld-servers.net, l.gtld-servers.net, i.gtld-servers.net...	-
michalossowski.com	dns11.linuxpl.com, ns11.linuxpl.com	2 records

✅ Authoritative Response

Server:94.152.254.111

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

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for michalossowski.com (unsigned zone)

⏱️ Timing

Total: 137ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`195.242.116.113`
NS	2	`dns1.linuxpl.com, dns2.linuxpl.com`
MX	1	`mail.michalossowski.com (pri: 10)`
TXT	1	`v=spf1 a mx include:spf.linuxpl.com ip4:`
SOA	1	`dns2.linuxpl.com hostmaster.michalossows`

📌 Glue Records Collected

Total: 2

Out-of-bailiwick: 2 (dns11.linuxpl.com, ns11.linuxpl.com)

Analysis

Hierarchy

michalossowski.com is parent of mail.michalossowski.com.

IP Addresses

michalossowski.com points to a single IP: 195.242.116.113.

Other host names, for instance mail.foliba.pl, studia-podyplomowe.info, disparo.eu, mail.itakzagramy.art.pl and tanie-auto.com.pl share IP numbers with michalossowski.com.

Name Servers

michalossowski.com is delegated to four name servers: dns11.linuxpl.com, dns1.linuxpl.com, dns2.linuxpl.com and ns11.linuxpl.com.

michalossowski.com at least partially shares its name servers with other domains, for instance mercedestorunclub.pl, beadore.eu, rctank.pl, biooil24.de and powerglass3d.pl.

These name servers are commonly used with ns1.cyberfolks.pl, ns2.cyberfolks.pl, dns3.linuxpl.com, dns10.linuxpl.com, ns10.linuxpl.com, ns3.cyberfolks.pl, dns12.linuxpl.com, ns12.linuxpl.com, dns8.linuxpl.com and ns8.linuxpl.com.

Host names with a single IP address:

dns11.linuxpl.com and dns2.linuxpl.com point to 94.152.255.111; dns1.linuxpl.com and ns11.linuxpl.com point to 94.152.254.111.

Mail Servers

michalossowski.com is served by a single mail server, mail.michalossowski.com.

mail.michalossowski.com points to IP number 195.242.116.113.

michalossowski.com - robtex.com