sys-com.pl - dns.ninja

`sys-com.pl`

DNSSEC	⚠️ Not signed
A	91.237.68.26^{🇵🇱 M-NETWORKS-AS91.237.68.0/24 M-Networks Sp. z o.o. Data Center}
		PTR	`host-68-26.tuchola-dc.pl`
NS	`dns1.webix.pl` ⭐
		A	2001:67c:2ad8::210^{🇵🇱 M-NETWORKS-AS2001:67c:2ad8::/48 M-NETWORKS Datacenter Network}
			PTR	`ns1.m-networks.pl`
		A	91.237.68.210^{🇵🇱 M-NETWORKS-AS91.237.68.0/24 M-Networks Sp. z o.o. Data Center}
			PTR	`ns1.m-networks.pl`
NS	`dns2.webix.pl`
		A	2001:67c:16f8::210^{🇵🇱 M-NETWORKS-AS2001:67c:16f8::/48 M-NETWORKS Datacenter Network}
			PTR	`ns2.m-networks.pl`
		A	91.231.205.210^{🇵🇱 M-NETWORKS-AS91.231.205.0/24 M-Networks Sp. z o.o. Data Center}
NS	`dns3.webix.pl`
		A	91.237.68.210^{🇵🇱 M-NETWORKS-AS91.237.68.0/24 M-Networks Sp. z o.o. Data Center}
			PTR	`ns1.m-networks.pl`
MX	`mx.spamexperts.com` ⭐
		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	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`
MX	`fallbackmx.spamexperts.eu`⁽²⁰⁾
		A	2001:978:2:6::f:124^{🇩🇪 COGENT2001:978::/32 C.C.D. Cogent Communications Deutschland GmbH}
			PTR	`fe3-r3-in.du01.l.antispamcloud.com`
		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	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`
		A	154.59.193.124^{🇩🇪 AS16633154.59.193.0/24 Registered for Cogent Communications Customer - N-ABLE CLOUD GMBH}
			PTR	`fe3-r3-in.du01.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	`google-site-verification=io8alYoD4loD4zRq96lEgQFO4W6OEaW5EA6N5aeVKpM`
TXT	`v=spf1 a mx ip4:91.237.68.230 include:_spf.webix.pl include:spf.ifirma.pl ~all`
SOA	`dns1.webix.pl`admin@webix@pl 2025-03-27 #44

`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=1785047655

Subdomains

fractal.sys-com.pl

appsrv.sys-com.pl

www.sys-com.pl

mail.sys-com.pl

noc.sys-com.pl

Same first word

sys-com.ru

sys-com.org

sys-com.com

sys-com.de

sys-com.pl

Similar names

cmo-sys.de

com-sys.jp

com-sys.net

com-sys.mobi

com-sys.com

cmo-sys.com

com-sys.de

com-sys.at

DNS History

11 records (7 active, 4 former)

●NSdns1.webix.pl2026-02-19 → 2026-07-27 · 3 obs

○ 2016-11-10 06:19:12
● 2026-02-19 19:46:06
● 2026-07-27 00:39:36

●NSdns2.webix.pl2026-02-19 → 2026-07-27 · 3 obs

○ 2016-11-10 06:19:12
● 2026-02-19 19:46:06
● 2026-07-27 00:39:36

●NSdns3.webix.pl2026-02-19 → 2026-07-27 · 3 obs

○ 2016-11-10 06:19:12
● 2026-02-19 19:46:06
● 2026-07-27 00:39:36

○NSns1.castpol.pl2015-08-22 → 2016-11-10 · 4 obs

● 2015-08-22 00:59:42
● 2016-11-10 06:19:12
○ 2026-02-19 19:46:06
○ 2026-07-27 00:39:36

○NSns2.castpol.pl2015-08-22 → 2016-11-10 · 4 obs

● 2015-08-22 00:59:42
● 2016-11-10 06:19:12
○ 2026-02-19 19:46:06
○ 2026-07-27 00:39:36

●MXfallbackmx.spamexperts.eu2026-02-19 → 2026-07-27 · 3 obs

○ 2016-11-10 06:19:12
● 2026-02-19 19:46:06
● 2026-07-27 00:39:36

●MXlastmx.spamexperts.net2026-02-19 → 2026-07-27 · 3 obs

○ 2016-11-10 06:19:12
● 2026-02-19 19:46:06
● 2026-07-27 00:39:36

○MXmail.sys-com.pl2015-08-22 → 2016-11-10 · 4 obs

● 2015-08-22 00:59:42
● 2016-11-10 06:19:12
○ 2026-02-19 19:46:06
○ 2026-07-27 00:39:36

●MXmx.spamexperts.com2026-02-19 → 2026-07-27 · 3 obs

○ 2016-11-10 06:19:12
● 2026-02-19 19:46:06
● 2026-07-27 00:39:36

●A91.237.68.262026-02-19 → 2026-07-27 · 3 obs

○ 2016-11-10 06:19:12
● 2026-02-19 19:46:06
● 2026-07-27 00:39:36

○A91.237.68.52015-08-22 → 2016-11-10 · 4 obs

● 2015-08-22 00:59:42
● 2016-11-10 06:19:12
○ 2026-02-19 19:46:06
○ 2026-07-27 00:39:36

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
pl	f-dns.pl, b-dns.pl, j-dns.pl, h-dns.pl...	-
sys-com.pl	dns3.webix.pl, dns1.webix.pl, dns2.webix.pl	5 records

✅ Authoritative Response

Server:91.237.68.210

NS records: dns3.webix.pl, dns1.webix.pl, dns2.webix.pl

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for sys-com.pl (unsigned zone)

⏱️ Timing

Total: 451ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`91.237.68.26`
NS	3	`dns1.webix.pl, dns2.webix.pl...`
MX	3	`mx.spamexperts.com (pri: 10), lastmx.spamexperts.net (pri: 30)...`
TXT	2	`google-site-verification=io8alYoD4loD4zR, v=spf1 a mx ip4:91.237.68.230 include:_s`
SOA	1	`dns1.webix.pl admin@webix.pl`

📌 Glue Records Collected

Total: 5

Out-of-bailiwick: 5 (dns3.webix.pl, dns2.webix.pl, dns1.webix.pl...)

Analysis

Hierarchy

fractal.sys-com.pl, appsrv.sys-com.pl, www.sys-com.pl, mail.sys-com.pl and noc.sys-com.pl each fall under the parent domain sys-com.pl.

IP Addresses

sys-com.pl resolves to just one IP address, 91.237.68.26.

www.sys-com.pl and host-68-26.tuchola-dc.pl, along with other host names, share IP addresses with sys-com.pl.

Name Servers

sys-com.pl is served by three name servers: dns1.webix.pl, dns2.webix.pl and dns3.webix.pl.

sys-com.pl partially shares its NS delegation with several other domains, including ombre.pl, urlop.news48.pl, modone.com and two others.

These name servers regularly co-occur with the name servers ns1.m-networks.pl, ns2.m-networks.pl and ns3.m-networks.pl.

Host names that have two IP addresses:

The A records for dns1.webix.pl return 91.237.68.210 and 2001:67c:2ad8::210.

The A records for dns2.webix.pl return 91.231.205.210 and 2001:67c:16f8::210.

Host names that point to one IP address:

dns3.webix.pl resolves to the IP address 91.237.68.210.

dns1.webix.pl and dns3.webix.pl each have 91.237.68.210 IP addresses.

Mail Servers

sys-com.pl uses three mail servers — mx.spamexperts.com, fallbackmx.spamexperts.eu and lastmx.spamexperts.net.

There is at least a partial MX overlap between sys-com.pl and other domains, including ezymaintain.com.au, lafermemartinette.com, azlapels.com and two others.

These mail servers often co-occur with the mail servers filter40.antispamcloud.com.

DNS names with 8 IP addresses:

lastmx.spamexperts.net maps to 38.71.16.244, 38.89.254.156, 149.13.75.27 and 5 additional IP addresses.

DNS names with 6 IP addresses:

fallbackmx.spamexperts.eu maps to 149.13.75.27, 154.59.104.23, 154.59.193.124 and 3 additional IP addresses.

Host names that have two IP addresses:

The A records for mx.spamexperts.com return 149.13.75.27 and 2001:978:2:7::162:100.

Each of lastmx.spamexperts.net, fallbackmx.spamexperts.eu and mx.spamexperts.com resolves to 2001:978:2:7::162:100.

lastmx.spamexperts.net and fallbackmx.spamexperts.eu each have 2001:978:2:2c::137:100 IP addresses.

Each of lastmx.spamexperts.net, fallbackmx.spamexperts.eu and mx.spamexperts.com resolves to 149.13.75.27.

lastmx.spamexperts.net and fallbackmx.spamexperts.eu each have 154.59.104.23 IP addresses.