`glsys.cz`

DNSSEC	🔒 Signed (DS record present)
A	77.240.188.210^{🇨🇿 FASTER-AS77.240.176.0/20 FASTER CZ spol. s r.o.}
NS	`ns1.aerohosting.cz` ⭐
		A	2a02:e98:10:1484::c1^{🇨🇿 FASTER-AS2a02:e98::/32 FASTER CZ spol. s r.o}
			PTR	`ns1.aerohosting.cz`
		A	77.240.188.193^{🇨🇿 FASTER-AS77.240.176.0/20 FASTER CZ spol. s r.o.}
			PTR	`ns1.aerohosting.cz`
NS	`ns2.aerohosting.net`
		A	2a02:e98:10:1484::f2^{🇨🇿 FASTER-AS2a02:e98::/32 FASTER CZ spol. s r.o}
		A	77.240.190.209^{🇨🇿 FASTER-AS77.240.176.0/20 FASTER CZ spol. s r.o.}
NS	`ns3.aerohosting.eu`
		A	2a06:cd40:300:1::3c^{🇷🇴 HOSTERION2a06:cd40:300::/48}
			PTR	`ns3.aerohosting.eu`
		A	77.81.243.62^{🇳🇱 HOSTERION77.81.240.0/21}
			PTR	`ns3.aerohosting.eu`
MX	`mx2.aerohosting.cz` ⭐
		A	77.240.190.210^{🇨🇿 FASTER-AS77.240.176.0/20 FASTER CZ spol. s r.o.}
			PTR	`mail.aerohosting.cz`
MX	`mx.aerohosting.cz`⁽⁵⁰⁾
		A	77.240.190.210^{🇨🇿 FASTER-AS77.240.176.0/20 FASTER CZ spol. s r.o.}
			PTR	`mail.aerohosting.cz`
TXT	`v=spf1 include:spf.aerohosting.cz -all`
SOA	`ns1.aerohosting.cz`dns@aerohosting.cz 2025-09-19 #11

`cz`

	DNSSEC	🔒 Signed (DS record present)
	NS	`a.ns.nic.cz` ⭐
	NS	`b.ns.nic.cz`
	NS	`c.ns.nic.cz`
	NS	`d.ns.nic.cz`
	SOA	`a.ns.nic.cz`hostmaster@nic.cz serial=1775015236

Same first word

glsys.de

glsys.com

glsys.eu

glsys.cz

Similar names

gsysl.com

ssgyl.com

gysls.net

sgysl.com

glyss.com

glyss.fr

lsgsy.cn

lyssg.com

ssgly.cn

lygss.net

slgys.cn

lsysg.com

gssyl.com

sygsl.cn

glssy.com

DNS History

7 records (6 active, 1 former)

●NSns1.aerohosting.cz2015-06-30 → 2026-04-01 · 2 obs

● 2015-06-30 08:11:00
● 2026-04-01 04:30:00

●NSns2.aerohosting.net2015-06-30 → 2026-04-01 · 2 obs

● 2015-06-30 08:11:00
● 2026-04-01 04:30:00

●NSns3.aerohosting.eu2015-06-30 → 2026-04-01 · 2 obs

● 2015-06-30 08:11:00
● 2026-04-01 04:30:00

●MXmx.aerohosting.cz2015-06-30 → 2026-04-01 · 2 obs

● 2015-06-30 08:11:00
● 2026-04-01 04:30:00

●MXmx2.aerohosting.cz2015-06-30 → 2026-04-01 · 2 obs

● 2015-06-30 08:11:00
● 2026-04-01 04:30:00

●A77.240.188.2102026-03-25 → 2026-04-01 · 3 obs

○ 2020-03-31 04:57:00
● 2026-03-25 21:48:52
● 2026-04-01 04:30:00

○A81.31.35.502015-06-30 → 2020-03-31 · 4 obs

● 2015-06-30 08:11:00
● 2020-03-31 04:57:00
○ 2026-03-25 21:48:52
○ 2026-04-01 04:30:00

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
cz	a.ns.nic.cz, b.ns.nic.cz, c.ns.nic.cz, d.ns.nic.cz	-
glsys.cz	ns1.aerohosting.cz, ns2.aerohosting.net, ns3.aerohosting.eu	2 records

✅ Authoritative Response

Server:77.81.243.62

NS records: ns1.aerohosting.cz, ns2.aerohosting.net, ns3.aerohosting.eu

🔒 DNSSEC Status

🔐 Secure (DNSSEC validated)

Chain of trust verified from root to domain

⏱️ Timing

Total: 1256ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`77.240.188.210`
NS	3	`ns1.aerohosting.cz, ns2.aerohosting.net...`
MX	2	`mx.aerohosting.cz (pri: 20), mx2.aerohosting.cz (pri: 50)`
TXT	1	`v=spf1 include:spf.aerohosting.cz -all`
SOA	1	`ns1.aerohosting.cz dns.aerohosting.cz`

📌 Glue Records Collected

Total: 2

Out-of-bailiwick: 2 (ns1.aerohosting.cz, ns1.aerohosting.cz)

Analysis

IP Addresses

glsys.cz resolves to one IP number: 77.240.188.210.

other host names including stavme.eu, plisek-rezivo.cz, chodura.com, hcvivdb.org and pilanametal.de share IP numbers with glsys.cz.

Name Servers

glsys.cz is delegated to three name servers ns1.aerohosting.cz, ns3.aerohosting.eu and ns2.aerohosting.net.

glsys.cz at least partially shares name servers with other domains, for instance chodura.com, hcvivdb.org, lunaplast.cz, nuna.cz and vibroland.cz.