ip4isp.com - dns.ninja

`ip4isp.com`

DNSSEC	⚠️ Not signed
A	2a02:c60:c60:c60::c60^{🇨🇿 IP4ISP2a02:c60::/32 P4ISP z.s.p.o. network route}
		PTR	`tomik.sshosting.cz`
A	188.120.220.120^{🇨🇿 IP4ISP188.120.192.0/19 z.s.p.o. network route}
NS	`ns2.sshosting.cz` ⭐
		A	2a02:c60:c60:c60::c61^{🇨🇿 IP4ISP2a02:c60::/32 P4ISP z.s.p.o. network route}
			PTR	`smtp.sshosting.cz`
		A	188.120.220.121^{🇨🇿 IP4ISP188.120.192.0/19 z.s.p.o. network route}
			PTR	`smtp.sshosting.cz`
NS	`ns.sshosting.cz`
		A	2a02:c60:c60:c60::c60^{🇨🇿 IP4ISP2a02:c60::/32 P4ISP z.s.p.o. network route}
			PTR	`tomik.sshosting.cz`
		A	188.120.220.120^{🇨🇿 IP4ISP188.120.192.0/19 z.s.p.o. network route}
			PTR	`smtp.sshosting.cz`
MX	`smtp.sshosting.cz` ⭐
		A	2a02:c60:100::cafe:babc^{🇨🇿 IP4ISP2a02:c60::/32 P4ISP z.s.p.o. network route}
			PTR	`smtp.sshosting.cz`
		A	188.120.220.121^{🇨🇿 IP4ISP188.120.192.0/19 z.s.p.o. network route}
			PTR	`smtp.sshosting.cz`
SOA	`ns.sshosting.cz`hostmaster@sshosting.cz 2023-01-19 #1

`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=1784094842

Subdomains

mail.ip4isp.com

Same first word

ip4isp.net

ip4isp.cz

ip4isp.com

DNS History

10 records (5 active, 5 former)

●NSns.sshosting.cz2026-03-11 → 2026-07-15 · 3 obs

○ 2017-05-15 20:38:04
● 2026-03-11 01:29:18
● 2026-07-15 06:23:24

○NSns1.ignum.com2015-05-17 → 2017-05-15 · 4 obs

● 2015-05-17 04:49:26
● 2017-05-15 20:38:04
○ 2026-03-11 01:29:18
○ 2026-07-15 06:23:24

○NSns2.ignum.cz2015-05-17 → 2017-05-15 · 4 obs

● 2015-05-17 04:49:26
● 2017-05-15 20:38:04
○ 2026-03-11 01:29:18
○ 2026-07-15 06:23:24

●NSns2.sshosting.cz2026-03-11 → 2026-07-15 · 3 obs

○ 2017-05-15 20:38:04
● 2026-03-11 01:29:18
● 2026-07-15 06:23:24

○MXmail.ip4isp.com2015-05-17 → 2017-05-15 · 4 obs

● 2015-05-17 04:49:26
● 2017-05-15 20:38:04
○ 2026-03-11 01:29:18
○ 2026-07-15 06:23:24

○MXmail.necoss.net2015-05-17 → 2017-05-15 · 4 obs

● 2015-05-17 04:49:26
● 2017-05-15 20:38:04
○ 2026-03-11 01:29:18
○ 2026-07-15 06:23:24

●MXsmtp.sshosting.cz2026-03-11 → 2026-07-15 · 3 obs

○ 2017-05-15 20:38:04
● 2026-03-11 01:29:18
● 2026-07-15 06:23:24

●A188.120.220.1202026-03-11 → 2026-07-15 · 3 obs

○ 2017-05-15 20:38:04
● 2026-03-11 01:29:18
● 2026-07-15 06:23:24

○A217.31.49.2382015-05-17 → 2017-05-15 · 4 obs

● 2015-05-17 04:49:26
● 2017-05-15 20:38:04
○ 2026-03-11 01:29:18
○ 2026-07-15 06:23:24

●A2a02:c60:c60:c60::c602026-03-11 → 2026-07-15 · 3 obs

○ 2017-05-15 20:38:04
● 2026-03-11 01:29:18
● 2026-07-15 06:23:24

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...	-
ip4isp.com	ns.sshosting.cz, ns2.sshosting.cz	-

✅ Authoritative Response

Server:188.120.220.120

NS records: ns.sshosting.cz, ns2.sshosting.cz

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for ip4isp.com (unsigned zone)

⏱️ Timing

Total: 719ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`188.120.220.120`
AAAA	1	`2a02:c60:c60:c60::c60`
NS	2	`ns.sshosting.cz, ns2.sshosting.cz`
MX	1	`smtp.sshosting.cz (pri: 10)`
SOA	1	`ns.sshosting.cz hostmaster.sshosting.cz`

Analysis

Hierarchy

The domain mail.ip4isp.com falls under the parent ip4isp.com.

IP Addresses

ip4isp.com points to the IP addresses 188.120.220.120 and 2a02:c60:c60:c60::c60

Among the host names that share IP numbers with ip4isp.com are ip4isp.net, sshosting.cz, ip4isp.cz and two others.

Name Servers

ip4isp.com is served by two delegated name servers, ns2.sshosting.cz and ns.sshosting.cz.

ip4isp.com has the same name server delegation as a number of other domains, such as pks-system.cz, ingeos.eu, vyladeny.cz and two more.

ip4isp.com shares at least some of its name servers with other domains, for example meta-regaly.sk, zsnetolice.cz, holidaylipno.cz and omsquare.cz.

These name servers are often deployed together with the name servers ns2.ccsi.cz, ns.ccsi.cz, ns.necoss.cz and ns.necoss.net.

Each of the two host names carries two IP addresses: ns2.sshosting.cz points to 188.120.220.121 and 2a02:c60:c60:c60::c61, and ns.sshosting.cz points to 188.120.220.120 and 2a02:c60:c60:c60::c60.

Mail Servers

ip4isp.com routes its mail through a single mail server, smtp.sshosting.cz.

ip4isp.com has the same mail server arrangement as a number of other domains, for example doky.cz, ip4isp.net, hcmotor.cz and two more.

ip4isp.com overlaps on mail servers with certain other domains, pks-system.cz among them.

smtp.sshosting.cz directs to two IP numbers, 188.120.220.121 and 2a02:c60:100::cafe:babc.