`proferosystems.com`

DNSSEC	⚠️ Not signed
A	139.177.207.104^{🇺🇸 AKAMAI-LINODE-AP139.177.200.0/21 Akamai Technologies}
		PTR	`139-177-207-104.ip.linodeusercontent.com`
NS	`ns63.worldnic.com` ⭐
		A	162.159.26.185^{Cloudflare162.159.26.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
NS	`ns64.worldnic.com`
		A	162.159.27.127^{Cloudflare162.159.27.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
MX	`proferosystems-com.mail.protection.outlook.com` ⭐
		A	2a01:111:f403:c903::3^{🇺🇸 Microsoft2a01:111:f000::/36}
			PTR	`mail-mw2pr02cu00503.inbound.protection.outlook.com`
		A	2a01:111:f403:c931::^{🇺🇸 Microsoft2a01:111:f000::/36}
			PTR	`mail-sn1pr02cu00100.inbound.protection.outlook.com`
		A	2a01:111:f403:c936::^{🇺🇸 Microsoft2a01:111:f000::/36}
			PTR	`mail-cy1pr05cu00400.inbound.protection.outlook.com`
		A	2a01:111:f403:f90f::^{🇺🇸 Microsoft2a01:111:f000::/36}
			PTR	`mail-sa9pr04cu00100.inbound.protection.outlook.com`
		A	52.101.9.20^{🇺🇸 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-bl0pr02cu00604.inbound.protection.outlook.com`
		A	52.101.11.3^{🇺🇸 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-sn1pr0501cu00103.inbound.protection.outlook.com`
		A	52.101.11.9^{🇺🇸 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-sn1pr02cu00101.inbound.protection.outlook.com`
		A	52.101.40.4^{🇺🇸 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-cy5pr03cu00204.inbound.protection.outlook.com`
TXT	`v=spf1 ip4:128.92.79.138 include:spf.protection.outlook.com ~all`
TXT	`6mf0v80qpq27k166lebbm7gpa7`
SOA	`NS63.WORLDNIC.com`namehost@WORLDNIC@com serial=125010713

`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=1778371487

Subdomains

mail.proferosystems.com

Same first word

proferosystems.biz

proferosystems.us

proferosystems.com

DNS History

7 records (4 active, 3 former)

○NSns1.deltacom.net2015-08-17 → 2015-08-17 · 3 obs

● 2015-08-17 02:34:06
○ 2015-11-29 19:55:00
○ 2026-05-10 00:08:32

○NSns2.deltacom.net2015-08-17 → 2015-08-17 · 3 obs

● 2015-08-17 02:34:06
○ 2015-11-29 19:55:00
○ 2026-05-10 00:08:32

●NSns63.worldnic.com2015-11-29 → 2026-05-10 · 3 obs

○ 2015-08-17 02:34:06
● 2015-11-29 19:55:00
● 2026-05-10 00:08:32

●NSns64.worldnic.com2015-11-29 → 2026-05-10 · 3 obs

○ 2015-08-17 02:34:06
● 2015-11-29 19:55:00
● 2026-05-10 00:08:32

●MXproferosystems-com.mail.protection.outlook.com2015-08-17 → 2026-05-10 · 2 obs

● 2015-08-17 02:34:06
● 2026-05-10 00:08:32

●A139.177.207.1042026-03-29 → 2026-05-10 · 3 obs

○ 2017-04-08 22:03:58
● 2026-03-29 12:42:06
● 2026-05-10 00:08:32

○A205.149.132.732015-08-17 → 2017-04-08 · 4 obs

● 2015-08-17 02:34:06
● 2017-04-08 22:03:58
○ 2026-03-29 12:42:06
○ 2026-05-10 00:08:32

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...	-
proferosystems.com	ns63.worldnic.com, ns64.worldnic.com	2 records

✅ Authoritative Response

Server:162.159.26.185

NS records: ns63.worldnic.com, ns64.worldnic.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for proferosystems.com (unsigned zone)

⏱️ Timing

Total: 297ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`139.177.207.104`
NS	2	`ns63.worldnic.com, ns64.worldnic.com`
MX	1	`proferosystems-com.mail.protection.outlo`
TXT	2	`v=spf1 ip4:128.92.79.138 include:spf.pro, 6mf0v80qpq27k166lebbm7gpa7`
SOA	1	`NS63.WORLDNIC.com namehost@WORLDNIC.com`

📌 Glue Records Collected

Total: 2

Out-of-bailiwick: 2 (ns63.worldnic.com, ns64.worldnic.com)

Analysis

Hierarchy

proferosystems.com is the parent of mail.proferosystems.com.

IP Addresses

proferosystems.com resolves to a single IP address: 139.177.207.104.

Other host names, such as 139-177-207-104.ip.linodeusercontent.com and bpiworld.org, share IP numbers with proferosystems.com.

Name Servers

proferosystems.com's delegation uses two name servers, ns63.worldnic.com and ns64.worldnic.com.

proferosystems.com shares the same name server setup as other domains, for example franklin-ind.com, phillycreativejobs.com, cmclawyers.com, perfectserve.wine and junqueira.net.

Host names with a single IP:

ns63.worldnic.com points to 162.159.26.185.

ns64.worldnic.com points to 162.159.27.127.

Mail Servers

proferosystems.com is handled by a single mail server, proferosystems-com.mail.protection.outlook.com.

Hostname proferosystems-com.mail.protection.outlook.com points to eight IP numbers: 2a01:111:f403:c903::3, 2a01:111:f403:c931::, 2a01:111:f403:c936::, 2a01:111:f403:f90f::, 52.101.9.20, 52.101.11.3, 52.101.11.9 and 52.101.40.4.

proferosystems.com - robtex.com