irsource.com - dns.ninja

`irsource.com`

DNSSEC	⚠️ Not signed
NS	`auth1.dns.cogentco.com` ⭐ ⚠️ Not in parent delegation
		A	2001:550:1:a::d^{🇺🇸 COGENT2001:550::/32 Cogent Communications}
			PTR	`auth1.dns.cogentco.com`
		A	66.28.0.14^{🇺🇸 COGENT66.28.0.0/16 Cogent}
			PTR	`auth1.dns.cogentco.com`
NS	`auth2.dns.cogentco.com` ⚠️ Not in parent delegation
		A	2001:550:1:b::d^{🇺🇸 COGENT2001:550::/32 Cogent Communications}
			PTR	`auth2.dns.cogentco.com`
		A	66.28.0.30^{🇺🇸 COGENT66.28.0.0/16 Cogent}
			PTR	`auth2.dns.cogentco.com`
NS	`pri4.dns.psi.net` ⚠️ Not in zone NS records
		A	66.28.0.14^{🇺🇸 COGENT66.28.0.0/16 Cogent}
			PTR	`auth1.dns.cogentco.com`
NS	`pri5.dns.psi.net` ⚠️ Not in zone NS records
		A	66.28.0.30^{🇺🇸 COGENT66.28.0.0/16 Cogent}
			PTR	`auth2.dns.cogentco.com`
NS	`pri6.dns.psi.net` ⚠️ Not in zone NS records
		A	66.28.0.14^{🇺🇸 COGENT66.28.0.0/16 Cogent}
			PTR	`auth1.dns.cogentco.com`
SOA	`auth1.dns.cogentco.com`dns@cogentco.com 2003-09-08 #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=1781676905

Same first word

irsource.com

Similar names

sourcier.co.uk

couriers.org

couriers.pro

risource.org

coursier.online

couriers.de

couriers.net

coursier.be

couriers.cc

curioser.com

couriers.ch

eurocris.ro

coursier.ch

coursier.fr

couriers.it

recurios.com

coursier.eu

couriers.ie

coursier.net

cursoeir.com

coursier.biz

sourcier.ch

sourcier.uk

couriers.tv

coursier.lu

couriers.delivery

couriers.cl

ecorrius.net

secourir.fr

couriers.to

couriers.co.uk

couriers.ca

curiores.com

risource.com

ocruiser.com

sourcier.pro

sourcier.fr

coursier.com

cirruseo.com

isourcer.com

couriers.biz

ourcries.org

eurocris.org

coursier.org

coursier.bike

eurocris.com

isourcer.net

coursier.xyz

couriers.name

secourir.com

couriers.lol

ircourse.com

ourcesir.com

sourcier.be

coursier.info

couriers.eu

couriers.pl

couriers.com

scourier.com

courseir.com

couriers.co

couriers.gr

couriers.ru

securior.com

DNS History

7 records (5 active, 2 former)

●NSauth1.dns.cogentco.com2015-05-07 → 2026-06-17 · 3 obs

○ 2007-10-24 00:53:24
● 2015-05-07 09:46:06
● 2026-06-17 06:18:20

●NSauth2.dns.cogentco.com2015-05-07 → 2026-06-17 · 3 obs

○ 2007-10-24 00:53:24
● 2015-05-07 09:46:06
● 2026-06-17 06:18:20

○NSauth4.dns.cogentco.com2015-05-07 → 2017-06-17 · 5 obs

○ 2007-10-24 00:53:24
● 2015-05-07 09:46:06
● 2017-06-17 21:43:44
○ 2021-09-26 00:31:56
○ 2026-06-17 06:18:20

○NSauth5.dns.cogentco.com2015-05-07 → 2017-06-17 · 5 obs

○ 2007-10-24 00:53:24
● 2015-05-07 09:46:06
● 2017-06-17 21:43:44
○ 2021-09-26 00:31:56
○ 2026-06-17 06:18:20

●NSpri4.dns.psi.net2007-10-24 → 2026-06-17 · 5 obs

● 2007-10-24 00:53:24
○ 2015-05-07 09:46:06
○ 2021-09-26 00:31:56
● 2026-03-25 12:46:42
● 2026-06-17 06:18:20

●NSpri5.dns.psi.net2007-10-24 → 2026-06-17 · 5 obs

● 2007-10-24 00:53:24
○ 2015-05-07 09:46:06
○ 2021-09-26 00:31:56
● 2026-03-25 12:46:42
● 2026-06-17 06:18:20

●NSpri6.dns.psi.net2007-10-24 → 2026-06-17 · 5 obs

● 2007-10-24 00:53:24
○ 2015-05-07 09:46:06
○ 2021-09-26 00:31:56
● 2026-03-25 12:46:42
● 2026-06-17 06:18:20

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...	-
irsource.com	pri4.dns.psi.net, pri6.dns.psi.net, pri5.dns.psi.net	-

✅ Authoritative Response

Server:66.28.0.14

NS records: pri4.dns.psi.net, pri6.dns.psi.net, pri5.dns.psi.net

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for irsource.com (unsigned zone)

⏱️ Timing

Total: 498ms | Queries: -

📄 Records

Type	Count	Sample Data
NS	2	`auth2.dns.cogentco.com, auth1.dns.cogentco.com`
SOA	1	`auth1.dns.cogentco.com dns.cogentco.com`

Analysis

Name Servers

Five name servers handle delegation for irsource.com: auth1.dns.cogentco.com, auth2.dns.cogentco.com, pri4.dns.psi.net and two others.

irsource.com has at least partial name server overlap with other domains, such as 107.235.209.in-addr.arpa, 4.24.38.in-addr.arpa, 12.99.38.in-addr.arpa and two others.

pri5.dns.psi.net, pri6.dns.psi.net and nsa.ups.com — plus 4 other name servers — are commonly paired with these name servers.

Host names pointing to two IP addresses:

The A records for auth1.dns.cogentco.com return 66.28.0.14 and 2001:550:1:a::d.

The A records for auth2.dns.cogentco.com return 66.28.0.30 and 2001:550:1:b::d.

Host names resolving to a single IP address:

pri4.dns.psi.net resolves to the IP address 66.28.0.14.

pri5.dns.psi.net resolves to the IP address 66.28.0.30.

pri6.dns.psi.net resolves to the IP address 66.28.0.14.

Three host names point to 66.28.0.14: auth1.dns.cogentco.com, pri4.dns.psi.net and pri6.dns.psi.net.

auth2.dns.cogentco.com and pri5.dns.psi.net each have 66.28.0.30 IP addresses.