s2internal.com - dns.ninja

`s2internal.com`

DNSSEC	⚠️ Not signed
A	142.132.242.15^{🇩🇪 Hetzner142.132.128.0/17 HETZNER-DC}
		PTR	`static.15.242.132.142.clients.your-server.de`
NS	`ns-1687.awsdns-18.co.uk` ⭐
		A	2600:9000:5306:9700::1^{🇺🇸 Amazon2600:9000:5306::/48 - CloudFront}
			PTR	`ns-1687.awsdns-18.co.uk`
		A	205.251.198.151^{🇺🇸 Amazon205.251.198.0/24 prefix}
			PTR	`ns-1687.awsdns-18.co.uk`
NS	`ns-1414.awsdns-48.org`
		A	2600:9000:5305:8600::1^{🇺🇸 Amazon2600:9000:5305::/48 - CloudFront}
			PTR	`ns-1414.awsdns-48.org`
		A	205.251.197.134^{🇺🇸 Amazon205.251.197.0/24 prefix}
			PTR	`ns-1414.awsdns-48.org`
NS	`ns-73.awsdns-09.com`
		A	2600:9000:5300:4900::1^{🇺🇸 Amazon2600:9000:5300::/48 - CloudFront}
			PTR	`ns-73.awsdns-09.com`
		A	205.251.192.73^{🇺🇸 Amazon205.251.192.0/24 prefix}
			PTR	`ns-73.awsdns-09.com`
NS	`ns-755.awsdns-30.net`
		A	2600:9000:5302:f300::1^{🇺🇸 Amazon2600:9000:5302::/48 - CloudFront}
			PTR	`ns-755.awsdns-30.net`
		A	205.251.194.243^{🇺🇸 Amazon205.251.194.0/24 prefix}
			PTR	`ns-755.awsdns-30.net`
MX	`mail.s2internal.com` ⭐
		A	5.75.181.184^{🇩🇪 Hetzner5.75.128.0/17 HETZNER-DC}
			PTR	`mail.s2internal.com`
TXT	`v=spf1 mx a:mail.s2internal.com -all`
SOA	`ns-1687.awsdns-18.co.uk`awsdns-hostmaster@amazon.com serial=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=1784831937

Subdomains

mail.s2internal.com

Same first word

s2internal.com

DNS History

15 records (6 active, 9 former)

●NSns-1414.awsdns-48.org2026-02-19 → 2026-07-23 · 3 obs

○ 2019-02-03 13:05:14
● 2026-02-19 02:25:28
● 2026-07-23 19:01:12

●NSns-1687.awsdns-18.co.uk2026-02-19 → 2026-07-23 · 3 obs

○ 2019-02-03 13:05:14
● 2026-02-19 02:25:28
● 2026-07-23 19:01:12

●NSns-73.awsdns-09.com2026-02-19 → 2026-07-23 · 3 obs

○ 2019-02-03 13:05:14
● 2026-02-19 02:25:28
● 2026-07-23 19:01:12

●NSns-755.awsdns-30.net2026-02-19 → 2026-07-23 · 3 obs

○ 2019-02-03 13:05:14
● 2026-02-19 02:25:28
● 2026-07-23 19:01:12

○NSns01.domaincontrol.com2019-02-03 → 2019-02-03 · 3 obs

● 2019-02-03 13:05:14
○ 2026-02-19 02:25:28
○ 2026-07-23 19:01:12

○NSns02.domaincontrol.com2019-02-03 → 2019-02-03 · 3 obs

● 2019-02-03 13:05:14
○ 2026-02-19 02:25:28
○ 2026-07-23 19:01:12

●MXmail.s2internal.com2026-02-19 → 2026-07-23 · 2 obs

● 2026-02-19 02:25:28
● 2026-07-23 19:01:12

●A142.132.242.152026-02-19 → 2026-07-23 · 3 obs

○ 2019-02-03 13:05:14
● 2026-02-19 02:25:28
● 2026-07-23 19:01:12

○A184.168.221.442019-02-03 → 2019-02-03 · 3 obs

● 2019-02-03 13:05:14
○ 2026-02-19 02:25:28
○ 2026-07-23 19:01:12

○A184.168.221.582019-02-03 → 2019-02-03 · 3 obs

● 2019-02-03 13:05:14
○ 2026-02-19 02:25:28
○ 2026-07-23 19:01:12

○A184.168.221.612019-02-03 → 2019-02-03 · 3 obs

● 2019-02-03 13:05:14
○ 2026-02-19 02:25:28
○ 2026-07-23 19:01:12

○A50.63.202.332019-02-03 → 2019-02-03 · 3 obs

● 2019-02-03 13:05:14
○ 2026-02-19 02:25:28
○ 2026-07-23 19:01:12

○A50.63.202.392019-02-03 → 2019-02-03 · 3 obs

● 2019-02-03 13:05:14
○ 2026-02-19 02:25:28
○ 2026-07-23 19:01:12

○A50.63.202.502019-02-03 → 2019-02-03 · 3 obs

● 2019-02-03 13:05:14
○ 2026-02-19 02:25:28
○ 2026-07-23 19:01:12

○A50.63.202.562019-02-03 → 2019-02-03 · 3 obs

● 2019-02-03 13:05:14
○ 2026-02-19 02:25:28
○ 2026-07-23 19:01:12

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	l.gtld-servers.net, j.gtld-servers.net, h.gtld-servers.net, d.gtld-servers.net...	-
s2internal.com	ns-73.awsdns-09.com, ns-755.awsdns-30.net, ns-1687.awsdns-18.co.uk, ns-1414.awsdns-48.org	2 records

✅ Authoritative Response

Server:205.251.194.243

NS records: ns-73.awsdns-09.com, ns-755.awsdns-30.net, ns-1687.awsdns-18.co.uk, ns-1414.awsdns-48.org

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for s2internal.com (unsigned zone)

⏱️ Timing

Total: 246ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`142.132.242.15`
NS	4	`ns-1414.awsdns-48.org, ns-1687.awsdns-18.co.uk...`
MX	1	`mail.s2internal.com (pri: 10)`
TXT	1	`v=spf1 mx a:mail.s2internal.com -all`
SOA	1	`ns-1687.awsdns-18.co.uk awsdns-hostmaste`

📌 Glue Records Collected

Total: 2

Out-of-bailiwick: 2 (ns-73.awsdns-09.com, ns-73.awsdns-09.com)

Analysis

Hierarchy

s2internal.com is a parent domain of mail.s2internal.com.

IP Addresses

s2internal.com directs to one IP number, which is 142.132.242.15.

s2internal.com shares its IP numbers with other host names, including hidroregulacija.hr, static.15.242.132.142.clients.your-server.de, s2.hr and radnik.hr.

Name Servers

The domain s2internal.com is delegated to these four name servers: ns-73.awsdns-09.com, ns-755.awsdns-30.net, ns-1414.awsdns-48.org and ns-1687.awsdns-18.co.uk.

s2internal.com shares at least some of its name servers with other domains, including k-fit.jp, spoolgen.biz, videopf.com and two others.

These name servers are frequently paired with the name servers ns-1132.awsdns-13.org, ns-50.awsdns-06.com and ns-584.awsdns-09.net.

The host names ns-73.awsdns-09.com, ns-755.awsdns-30.net, ns-1414.awsdns-48.org and ns-1687.awsdns-18.co.uk each resolve to two IP addresses: ns-73.awsdns-09.com resolves to 205.251.192.73 and 2600:9000:5300:4900::1; ns-755.awsdns-30.net resolves to 205.251.194.243 and 2600:9000:5302:f300::1; ns-1414.awsdns-48.org resolves to 205.251.197.134 and 2600:9000:5305:8600::1; ns-1687.awsdns-18.co.uk resolves to 205.251.198.151 and 2600:9000:5306:9700::1.

Mail Servers

s2internal.com routes its mail through a single mail server, mail.s2internal.com.

s2internal.com and domains like s2is.hr share an identical mail server configuration.

mail.s2internal.com resolves to 5.75.181.184 and no other IP number.