`efficientsystems.net`

DNSSEC	⚠️ Not signed
A	54.86.81.229^{🇺🇸 Amazon54.86.0.0/16 EC2 IAD prefix}
		PTR	`nginx.c1.e.node.sfs.io`
NS	`ns89.worldnic.com` ⭐
		A	162.159.26.131^{Cloudflare162.159.26.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
NS	`ns90.worldnic.com`
		A	162.159.27.117^{Cloudflare162.159.27.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
MX	`efficientsystems-net.mail.protection.outlook.com` ⭐
		A	2a01:111:f403:c902::1^{🇺🇸 Microsoft2a01:111:f000::/36}
			PTR	`mail-sj2pr05cu00401.inbound.protection.outlook.com`
		A	2a01:111:f403:c902::14^{🇺🇸 Microsoft2a01:111:f000::/36}
			PTR	`mail-byapr04cu00204.inbound.protection.outlook.com`
		A	2a01:111:f403:c927::1^{🇺🇸 Microsoft2a01:111:f000::/36}
			PTR	`mail-bn8pr05cu00301.inbound.protection.outlook.com`
		A	2a01:111:f403:f909::^{🇺🇸 Microsoft2a01:111:f000::/36}
			PTR	`mail-bn6pr04cu00200.inbound.protection.outlook.com`
		A	40.93.192.4^{🇺🇸 Microsoft40.80.0.0/12}
			PTR	`mail-dm2pr04cu00404.inbound.protection.outlook.com`
		A	52.101.10.5^{🇺🇸 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-bn6pr04cu00105.inbound.protection.outlook.com`
		A	52.101.10.6^{🇺🇸 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-bn1pr21cu00106.inbound.protection.outlook.com`
		A	52.101.41.24^{🇺🇸 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-sj0pr03cu01600.inbound.protection.outlook.com`
TXT	`google-site-verification=hf8wmIMsLxL7dez3OiJEQ1Aj7jmAHc1WJwT0ZwcAYOU`
TXT	`v=spf1 include:spf.protection.outlook.com -all`
TXT	`MS=ms59262533`
SOA	`NS89.WORLDNIC.COM`namehost@WORLDNIC.COM serial=126022217

`net`

	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=1779009523

Subdomains

mail.efficientsystems.net

Same first word

efficientsystems.net

DNS History

7 records (4 active, 3 former)

●NSns89.worldnic.com2015-06-11 → 2026-05-17 · 2 obs

● 2015-06-11 14:24:40
● 2026-05-17 09:34:58

●NSns90.worldnic.com2015-06-11 → 2026-05-17 · 2 obs

● 2015-06-11 14:24:40
● 2026-05-17 09:34:58

●MXefficientsystems-net.mail.protection.outlook.com2026-04-15 → 2026-05-17 · 3 obs

○ 2017-02-08 00:36:24
● 2026-04-15 10:29:06
● 2026-05-17 09:34:58

○MXmail.efficientsystems.net2015-06-11 → 2017-02-08 · 4 obs

● 2015-06-11 14:24:40
● 2017-02-08 00:36:24
○ 2026-04-15 10:29:06
○ 2026-05-17 09:34:58

○A54.164.71.1982015-06-11 → 2016-04-15 · 4 obs

● 2015-06-11 14:24:40
● 2016-04-15 17:11:28
○ 2017-02-08 00:36:24
○ 2026-05-17 09:34:58

○A54.86.53.22017-02-08 → 2017-02-08 · 4 obs

○ 2016-04-15 17:11:28
● 2017-02-08 00:36:24
○ 2026-04-15 10:29:06
○ 2026-05-17 09:34:58

●A54.86.81.2292026-04-15 → 2026-05-17 · 3 obs

○ 2017-02-08 00:36:24
● 2026-04-15 10:29:06
● 2026-05-17 09:34:58

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
net	h.gtld-servers.net, g.gtld-servers.net, l.gtld-servers.net, e.gtld-servers.net...	-
efficientsystems.net	ns89.worldnic.com, ns90.worldnic.com	-

✅ Authoritative Response

Server:162.159.27.117

NS records: ns89.worldnic.com, ns90.worldnic.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for efficientsystems.net (unsigned zone)

⏱️ Timing

Total: 276ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`54.86.81.229`
NS	2	`ns89.worldnic.com, ns90.worldnic.com`
MX	1	`efficientsystems-net.mail.protection.out`
TXT	3	`MS=ms59262533, v=spf1 include:spf.protection.outlook.co...`
SOA	1	`NS89.WORLDNIC.COM namehost.WORLDNIC.COM`

Analysis

Hierarchy

efficientsystems.net is a parent of mail.efficientsystems.net.

IP Addresses

efficientsystems.net points to one IP number: 54.86.81.229.

other host names, for instance royalexteriorspa.com, ctbizcenters.com, mail.protection.outlook.com.wnydental.com and 2 other share IP numbers with efficientsystems.net.

Name Servers

efficientsystems.net is delegated to two name servers, ns89.worldnic.com and ns90.worldnic.com.

efficientsystems.net shares the same name server setup with other domains, for instance lucassalamanca.com, kwiklok.com, pafc.com and 2 other.

Host names with one IP number:

The host name ns89.worldnic.com points to: 162.159.26.131.

The host name ns90.worldnic.com points to: 162.159.27.117.

Mail Servers

efficientsystems.net is handled by one mail server, efficientsystems-net.mail.protection.outlook.com.

The host name efficientsystems-net.mail.protection.outlook.com points to eight IP numbers: 2a01:111:f403:c902::1, 2a01:111:f403:c902::14, 2a01:111:f403:c927::1 and 5 other.

efficientsystems.net - robtex.com