`sigmaadvisors.com`

DNSSEC	⚠️ Not signed
A	208.91.197.27^{🇻🇬 CONFLUENCE-NETWORK-INC208.91.197.0/24 Confluence Networks Route Object}
NS	`ns21.worldnic.com` ⭐
		A	162.159.26.132^{Cloudflare162.159.26.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
NS	`ns22.worldnic.com`
		A	162.159.27.77^{Cloudflare162.159.27.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
MX	`mx001.netsol.xion.oxcs.net` ⭐
		A	173.45.18.128^{🇨🇦 AMC173.45.16.0/22}
			PTR	`mx31.oxsus-vadesecure.net`
MX	`mx002.netsol.xion.oxcs.net` ⭐
		A	173.45.18.129^{🇨🇦 AMC173.45.16.0/22}
			PTR	`mx32.oxsus-vadesecure.net`
MX	`mx003.netsol.xion.oxcs.net` ⭐
		A	51.81.206.108^{🇺🇸 OVH51.81.128.0/17 Hosting route}
			PTR	`mx33.oxsus-vadesecure.net`
MX	`mx004.netsol.xion.oxcs.net` ⭐
		A	51.81.206.109^{🇺🇸 OVH51.81.128.0/17 Hosting route}
			PTR	`mx34.oxsus-vadesecure.net`
TXT	`v=spf1 include:spf.registeredsite.com include:spf.cloudus.oxcs.net ~all`
SOA	`NS21.WORLDNIC.com`namehost@WORLDNIC.com serial=122102611

`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=1784997797

Previously NS for

sigmaadvisors.com

Subdomains

ns1.sigmaadvisors.com

ns2.sigmaadvisors.com

mx2.sigmaadvisors.com

Same first word

sigmaadvisors.com

DNS History

19 records (7 active, 12 former)

○NSns.rackspace.com2015-11-26 → 2016-03-04 · 5 obs

○ 2015-07-19 14:44:36
● 2015-11-26 09:57:08
● 2016-03-04 23:00:34
○ 2016-06-27 02:06:22
○ 2026-07-25 17:03:32

○NSns1.sigmaadvisors.com2009-01-29 → 2015-07-19 · 4 obs

● 2009-01-29 03:47:18
● 2015-07-19 14:44:36
○ 2015-11-26 09:57:08
○ 2026-07-25 17:03:32

○NSns2.rackspace.com2015-11-26 → 2016-03-04 · 5 obs

○ 2015-07-19 14:44:36
● 2015-11-26 09:57:08
● 2016-03-04 23:00:34
○ 2016-06-27 02:06:22
○ 2026-07-25 17:03:32

○NSns2.sigmaadvisors.com2009-01-29 → 2015-07-19 · 4 obs

● 2009-01-29 03:47:18
● 2015-07-19 14:44:36
○ 2015-11-26 09:57:08
○ 2026-07-25 17:03:32

●NSns21.worldnic.com2016-06-27 → 2026-07-25 · 3 obs

○ 2016-03-04 23:00:34
● 2016-06-27 02:06:22
● 2026-07-25 17:03:32

●NSns22.worldnic.com2016-06-27 → 2026-07-25 · 3 obs

○ 2016-03-04 23:00:34
● 2016-06-27 02:06:22
● 2026-07-25 17:03:32

○NSsigmaadvisors.com2015-07-19 → 2015-07-19 · 4 obs

○ 2009-01-29 03:47:18
● 2015-07-19 14:44:36
○ 2015-11-26 09:57:08
○ 2026-07-25 17:03:32

○MXinbound.sigmaadvisors.com.netsolmail.net2016-06-27 → 2017-03-20 · 5 obs

○ 2016-03-04 23:00:34
● 2016-06-27 02:06:22
● 2017-03-20 09:38:34
○ 2026-04-05 07:10:00
○ 2026-07-25 17:03:32

●MXmx001.netsol.xion.oxcs.net2026-04-05 → 2026-07-25 · 3 obs

○ 2017-03-20 09:38:34
● 2026-04-05 07:10:00
● 2026-07-25 17:03:32

●MXmx002.netsol.xion.oxcs.net2026-04-05 → 2026-07-25 · 3 obs

○ 2017-03-20 09:38:34
● 2026-04-05 07:10:00
● 2026-07-25 17:03:32

●MXmx003.netsol.xion.oxcs.net2026-04-05 → 2026-07-25 · 3 obs

○ 2017-03-20 09:38:34
● 2026-04-05 07:10:00
● 2026-07-25 17:03:32

●MXmx004.netsol.xion.oxcs.net2026-04-05 → 2026-07-25 · 3 obs

○ 2017-03-20 09:38:34
● 2026-04-05 07:10:00
● 2026-07-25 17:03:32

○MXmx1.emailsrvr.com2015-07-19 → 2016-03-04 · 5 obs

○ 2009-01-29 03:47:18
● 2015-07-19 14:44:36
● 2016-03-04 23:00:34
○ 2016-06-27 02:06:22
○ 2026-07-25 17:03:32

○MXmx2.emailsrvr.com2015-07-19 → 2016-03-04 · 5 obs

○ 2009-01-29 03:47:18
● 2015-07-19 14:44:36
● 2016-03-04 23:00:34
○ 2016-06-27 02:06:22
○ 2026-07-25 17:03:32

○MXmx2.sigmaadvisors.com2009-01-29 → 2009-01-29 · 3 obs

● 2009-01-29 03:47:18
○ 2015-07-19 14:44:36
○ 2026-07-25 17:03:32

○A201.216.234.2202009-01-29 → 2015-07-19 · 4 obs

● 2009-01-29 03:47:18
● 2015-07-19 14:44:36
○ 2015-11-26 09:57:08
○ 2026-07-25 17:03:32

○A204.232.186.1062015-11-26 → 2016-03-04 · 5 obs

○ 2015-07-19 14:44:36
● 2015-11-26 09:57:08
● 2016-03-04 23:00:34
○ 2016-06-27 02:06:22
○ 2026-07-25 17:03:32

○A206.188.193.1412016-06-27 → 2017-03-20 · 5 obs

○ 2016-03-04 23:00:34
● 2016-06-27 02:06:22
● 2017-03-20 09:38:34
○ 2026-04-05 07:10:00
○ 2026-07-25 17:03:32

●A208.91.197.272026-04-05 → 2026-07-25 · 3 obs

○ 2017-03-20 09:38:34
● 2026-04-05 07:10:00
● 2026-07-25 17:03:32

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...	-
sigmaadvisors.com	ns21.worldnic.com, ns22.worldnic.com	2 records

✅ Authoritative Response

Server:162.159.27.77

NS records: ns21.worldnic.com, ns22.worldnic.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for sigmaadvisors.com (unsigned zone)

⏱️ Timing

Total: 1110ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`208.91.197.27`
NS	2	`ns21.worldnic.com, ns22.worldnic.com`
MX	4	`mx004.netsol.xion.oxcs.net (pri: 10), mx003.netsol.xion.oxcs.net (pri: 10)...`
TXT	1	`v=spf1 include:spf.registeredsite.com in`
SOA	1	`NS21.WORLDNIC.com namehost.WORLDNIC.com`

📌 Glue Records Collected

Total: 2

Out-of-bailiwick: 2 (ns21.worldnic.com, ns22.worldnic.com)

Analysis

Hierarchy

sigmaadvisors.com sits above ns1.sigmaadvisors.com, ns2.sigmaadvisors.com and mx2.sigmaadvisors.com in the domain hierarchy.

IP Addresses

sigmaadvisors.com points to a single IP number: 208.91.197.27.

Additional host names — www.bo.carrefour.webtv.ussoftwareindia.info, dc-a5e338883927.petpro.info, derco.ensafeteam.com and two others — share IP numbers with sigmaadvisors.com.

Name Servers

sigmaadvisors.com has two authoritative name servers — ns21.worldnic.com and ns22.worldnic.com.

sigmaadvisors.com shares its name server setup with other domains, including midfinance.com, bmpmgmt.com, attrade.com and two others.

Some name servers delegated to sigmaadvisors.com are also used by other domains, notably homeinriverside.com and safety-kleen.net.

ns21.worldnic.com → 162.159.26.132 and ns22.worldnic.com → 162.159.27.77: one IP number per host name.

Mail Servers

Mail for sigmaadvisors.com is handled by four mail servers: mx001.netsol.xion.oxcs.net, mx002.netsol.xion.oxcs.net, mx003.netsol.xion.oxcs.net and mx004.netsol.xion.oxcs.net.

sigmaadvisors.com shares mail servers — at least in part — with other domains, including gawzner.com, ramar.net, casaleconstruction.com and two others.

mx001.netsol.xion.oxcs.net, mx002.netsol.xion.oxcs.net, mx003.netsol.xion.oxcs.net and mx004.netsol.xion.oxcs.net each resolve to one IP address: mx001.netsol.xion.oxcs.net resolves to 173.45.18.128, mx002.netsol.xion.oxcs.net resolves to 173.45.18.129, mx003.netsol.xion.oxcs.net resolves to 51.81.206.108 and mx004.netsol.xion.oxcs.net resolves to 51.81.206.109.

sigmaadvisors.com - robtex.com