`gr-collection.com`

DNSSEC	⚠️ Not signed
A	157.90.66.78^{🇩🇪 Hetzner157.90.0.0/16 HETZNER-DC}
		PTR	`oort-shared-g3.dzsecurity.net`
NS	`oort-shared.dzsecurity.net` ⭐
		A	157.90.66.113^{🇩🇪 Hetzner157.90.0.0/16 HETZNER-DC}
			PTR	`oort-shared.dzsecurity.net`
NS	`dns2-r.dzsecurity.net`
		A	134.255.244.3^{🇩🇿 IP-PROJECTS134.255.244.0/24 IP-Routing by www.ip-projects.de}
			PTR	`ns-dz-cdn.dzsecurity.net`
MX	`gr-collection.com` ⭐
		A	157.90.66.78^{🇩🇪 Hetzner157.90.0.0/16 HETZNER-DC}
			PTR	`oort-shared-g3.dzsecurity.net`
TXT	`v=spf1 +a +mx +ip4:157.90.66.113 +ip4:157.90.66.110 +ip4:157.90.66.78 ~all`
SOA	`oort-shared.dzsecurity.net`dzserveurs@gmail.com 2026-07-07 #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=1786655994

MX for

gr-collection.com

Same first word

gr-collection.com

DNS History

9 records (4 active, 5 former)

●NSdns2-r.dzsecurity.net2026-04-09 → 2026-08-13 · 3 obs

○ 2018-09-03 21:28:40
● 2026-04-09 05:07:36
● 2026-08-13 21:48:14

○NSmaster.dns.ne.jp2018-09-03 → 2018-09-03 · 3 obs

● 2018-09-03 21:28:40
○ 2026-04-09 05:07:36
○ 2026-08-13 21:48:14

○NSns1.dns.ne.jp2018-09-03 → 2018-09-03 · 3 obs

● 2018-09-03 21:28:40
○ 2026-04-09 05:07:36
○ 2026-08-13 21:48:14

○NSns2.dns.ne.jp2018-09-03 → 2018-09-03 · 3 obs

● 2018-09-03 21:28:40
○ 2026-04-09 05:07:36
○ 2026-08-13 21:48:14

●NSoort-shared.dzsecurity.net2026-04-09 → 2026-08-13 · 3 obs

○ 2018-09-03 21:28:40
● 2026-04-09 05:07:36
● 2026-08-13 21:48:14

●MXgr-collection.com2018-09-03 → 2026-08-13 · 2 obs

● 2018-09-03 21:28:40
● 2026-08-13 21:48:14

○A157.90.66.1132026-04-09 → 2026-04-09 · 4 obs

○ 2018-09-03 21:28:40
● 2026-04-09 05:07:36
○ 2026-07-01 23:43:06
○ 2026-08-13 21:48:14

●A157.90.66.782026-07-01 → 2026-08-13 · 3 obs

○ 2026-04-09 05:07:36
● 2026-07-01 23:43:06
● 2026-08-13 21:48:14

○A163.43.102.742018-09-03 → 2018-09-03 · 3 obs

● 2018-09-03 21:28:40
○ 2026-04-09 05:07:36
○ 2026-08-13 21:48:14

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	f.gtld-servers.net, j.gtld-servers.net, h.gtld-servers.net, b.gtld-servers.net...	-
gr-collection.com	dns2-r.dzsecurity.net, oort-shared.dzsecurity.net	-

✅ Authoritative Response

Server:134.255.244.3

NS records: dns2-r.dzsecurity.net, oort-shared.dzsecurity.net

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for gr-collection.com (unsigned zone)

⏱️ Timing

Total: 495ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`157.90.66.78`
NS	2	`oort-shared.dzsecurity.net, dns2-r.dzsecurity.net`
MX	1	`gr-collection.com (pri: 0)`
TXT	1	`v=spf1 +a +mx +ip4:157.90.66.113 +ip4:15`
SOA	1	`oort-shared.dzsecurity.net dzserveurs.gm`

Analysis

Mail Server Role

gr-collection.com acts as its own mail server.

IP Addresses

gr-collection.com points to a single IP number: 157.90.66.78.

Additional host names — figma-tools.octera-demo.com, esc-alger.dz, www.figma-tools.octera-demo.com and two others — share IP numbers with gr-collection.com.

Name Servers

The NS records for gr-collection.com delegate to dns2-r.dzsecurity.net and oort-shared.dzsecurity.net.

gr-collection.com shares its name server setup with other domains, including eppower-dz.com, awras.net, psg-dz.com and two others.

The name servers of gr-collection.com overlap at least partially with those of other domains — among them grafil.dz, elwassat.dz, ufds.dz and two more.

These name servers commonly appear in delegations together with ns-dz.dzsecurity.net, makemake-shared.dzsecurity.net, ns-dz-cdn.dzsecurity.net and 7 other.

Both dns2-r.dzsecurity.net and oort-shared.dzsecurity.net have a single IP address each — dns2-r.dzsecurity.net resolves to 134.255.244.3 while oort-shared.dzsecurity.net resolves to 157.90.66.113.

Mail Servers

gr-collection.com has a single mail server: gr-collection.com itself.

gr-collection.com resolves to 157.90.66.78 and no other IP number.

gr-collection.com - robtex.com