`sysadmin4all.com`

DNSSEC	⚠️ Not signed
A	172.232.3.86^{🇺🇸 AKAMAI-LINODE-AP172.232.0.0/19 Akamai Technologies}
		PTR	`k8s-svc-lander-evan-us-ord-02.parklogic.net`
A	172.236.109.120^{🇺🇸 AKAMAI-LINODE-AP172.236.96.0/19 Akamai Technologies}
A	172.238.190.126^{🇺🇸 AKAMAI-LINODE-AP172.238.160.0/19 Akamai Technologies}
NS	`ns1.linode.com` ⭐
		A	2600:14c0:6::2^{🇺🇸 Akamai2600:14c0:6::/48 Technologies}
			PTR	`c1-2.akashield.net`
		A	92.123.94.2^{🇳🇱 Akamai92.123.94.0/24 Technologies}
			PTR	`c1-2.akashield.net`
NS	`ns2.linode.com`
		A	2600:14c0:6::3^{🇺🇸 Akamai2600:14c0:6::/48 Technologies}
			PTR	`c1-3.akashield.net`
		A	92.123.94.3^{🇳🇱 Akamai92.123.94.0/24 Technologies}
			PTR	`c1-3.akashield.net`
NS	`ns3.linode.com`
		A	2600:14c0:7::3^{🇺🇸 Akamai2600:14c0:7::/48 Technologies}
			PTR	`c2-3.akashield.net`
		A	92.123.95.3^{🇳🇱 Akamai92.123.95.0/24 Technologies}
			PTR	`c2-3.akashield.net`
NS	`ns4.linode.com`
		A	2600:14c0:7::4^{🇺🇸 Akamai2600:14c0:7::/48 Technologies}
			PTR	`c2-4.akashield.net`
		A	92.123.95.4^{🇳🇱 Akamai92.123.95.0/24 Technologies}
			PTR	`c2-4.akashield.net`
NS	`ns5.linode.com`
		A	2600:14c0:7::2^{🇺🇸 Akamai2600:14c0:7::/48 Technologies}
			PTR	`c2-2.akashield.net`
		A	92.123.95.2^{🇳🇱 Akamai92.123.95.0/24 Technologies}
			PTR	`c2-2.akashield.net`
SOA	`ns1.linode.com`protection@domainoverwatch.com serial=2021000002

`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=1775964677

Subdomains

mail.sysadmin4all.com

Same first word

sysadmin4all.com

DNS History

11 records (8 active, 3 former)

●NSns1.linode.com2018-12-28 → 2026-04-12 · 2 obs

● 2018-12-28 06:16:46
● 2026-04-12 04:00:44

●NSns2.linode.com2018-12-28 → 2026-04-12 · 2 obs

● 2018-12-28 06:16:46
● 2026-04-12 04:00:44

●NSns3.linode.com2018-12-28 → 2026-04-12 · 2 obs

● 2018-12-28 06:16:46
● 2026-04-12 04:00:44

●NSns4.linode.com2018-12-28 → 2026-04-12 · 2 obs

● 2018-12-28 06:16:46
● 2026-04-12 04:00:44

●NSns5.linode.com2018-12-28 → 2026-04-12 · 2 obs

● 2018-12-28 06:16:46
● 2026-04-12 04:00:44

○MXmail.sysadmin4all.com2018-12-28 → 2026-02-15 · 4 obs

● 2018-12-28 06:16:46
● 2026-02-15 06:33:56
○ 2026-03-29 07:32:02
○ 2026-04-12 04:00:44

●A172.232.3.862026-02-15 → 2026-04-12 · 3 obs

○ 2018-12-28 06:16:46
● 2026-02-15 06:33:56
● 2026-04-12 04:00:44

●A172.236.109.1202026-02-15 → 2026-04-12 · 3 obs

○ 2018-12-28 06:16:46
● 2026-02-15 06:33:56
● 2026-04-12 04:00:44

●A172.238.190.1262026-02-15 → 2026-04-12 · 3 obs

○ 2018-12-28 06:16:46
● 2026-02-15 06:33:56
● 2026-04-12 04:00:44

○A72.52.179.1742026-02-15 → 2026-04-12 · 2 obs

○ 2026-02-15 06:33:56
○ 2026-04-12 04:00:44

○A85.90.246.1912018-12-28 → 2018-12-28 · 3 obs

● 2018-12-28 06:16:46
○ 2026-02-15 06:33:56
○ 2026-04-12 04:00:44

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	k.gtld-servers.net, d.gtld-servers.net, m.gtld-servers.net, b.gtld-servers.net...	-
sysadmin4all.com	ns1.linode.com, ns2.linode.com, ns3.linode.com, ns4.linode.com...	10 records

✅ Authoritative Response

Server:92.123.94.3

NS records: ns1.linode.com, ns2.linode.com, ns3.linode.com, ns4.linode.com, ns5.linode.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for sysadmin4all.com (unsigned zone)

⏱️ Timing

Total: 282ms | Queries: -

📄 Records

Type	Count	Sample Data
A	3	`172.238.190.126, 172.232.3.86...`
NS	5	`ns1.linode.com, ns3.linode.com...`
SOA	1	`ns1.linode.com protection.domainoverwatc`

📌 Glue Records Collected

Total: 10

Out-of-bailiwick: 10 (ns1.linode.com, ns1.linode.com, ns2.linode.com...)

Analysis

Hierarchy

sysadmin4all.com is the parent of mail.sysadmin4all.com.

IP Addresses

sysadmin4all.com points to three IP numbers: 172.232.3.86, 172.236.109.120 and 172.238.190.126.

Other host names including dankq.com, thinkcamp.net, q71.org, globalfitbit.com and londonbrandmagic.com share IP numbers with sysadmin4all.com.

Name Servers

sysadmin4all.com is delegated to five name servers: ns1.linode.com, ns2.linode.com, ns3.linode.com, ns4.linode.com and ns5.linode.com.

sysadmin4all.com at least partially shares name servers with other domains, including brooklynbrainery.com, el-tabla.com, mastahpiece.net, funaro.org and prolifeprofiles.com.

Host names with two IP numbers:

ns1.linode.com points to 2600:14c0:6::2 and 92.123.94.2.

ns2.linode.com points to 2600:14c0:6::3 and 92.123.94.3.

ns3.linode.com points to 2600:14c0:7::3 and 92.123.95.3.

ns4.linode.com points to 2600:14c0:7::4 and 92.123.95.4.

ns5.linode.com points to 2600:14c0:7::2 and 92.123.95.2.

sysadmin4all.com - robtex.com