`usa-o.org`

DNSSEC	⚠️ Not signed
A	81.28.12.12^{🇳🇱 GCORE81.28.12.0/24 GCL-81-28-12-0-24} ⚠ Not in HTTPS hints
NS	`ns1.gcorelabs.net` ⭐
		A	2a03:90c0:9990::1053^{🇷🇺 GCORE2a03:90c0:9990::/48 GCL-DNS-ANYCAST}
		A	92.223.100.53^{🇱🇺 GCORE92.223.100.0/24 GCL-DNS-ANYCAST-92-223-100}
			PTR	`ns1.gcorelabs.net`
		A	92.223.100.253^{🇱🇺 GCORE92.223.100.0/24 GCL-DNS-ANYCAST-92-223-100}
NS	`ns2.gcdn.services`
		A	2a03:90c0:9990::2053^{🇷🇺 GCORE2a03:90c0:9990::/48 GCL-DNS-ANYCAST}
		A	92.223.77.53^{🇱🇺 GCORE92.223.77.0/24 GCL-DNS-ANYCAST-92-223-77}
			PTR	`ns2.gcdn.services`
		A	92.223.77.253^{🇱🇺 GCORE92.223.77.0/24 GCL-DNS-ANYCAST-92-223-77}
MX	`eforward1.registrar-servers.com` ⭐
		A	162.255.118.51^{🇺🇸 NAMCHEAP-PH162.255.118.0/24 Namecheap, Inc. 11400 W. Olympic Blvd. Suite 200 Los Angeles, CA 90064 UNITED STATES}
			PTR	`eforward1.registrar-servers.com`
			PTR	`eforward3.registrar-servers.com`
MX	`eforward4.registrar-servers.com`⁽¹⁵⁾
		A	162.255.118.52^{🇺🇸 NAMCHEAP-PH162.255.118.0/24 Namecheap, Inc. 11400 W. Olympic Blvd. Suite 200 Los Angeles, CA 90064 UNITED STATES}
			PTR	`eforward2.registrar-servers.com`
MX	`eforward5.registrar-servers.com`⁽²⁰⁾
		A	162.255.118.51^{🇺🇸 NAMCHEAP-PH162.255.118.0/24 Namecheap, Inc. 11400 W. Olympic Blvd. Suite 200 Los Angeles, CA 90064 UNITED STATES}
			PTR	`eforward1.registrar-servers.com`
			PTR	`eforward3.registrar-servers.com`
TXT	`v=spf1 include:spf.efwd.registrar-servers.com ~all`
HTTPS	HTTP/2, HTTP/1.1 ⚠ 1 unhinted📌 2 extra
		IPv4 hints	84.17.46.54
		IPv6 hints	2400:52e0:1e01::883:1
SOA	`ns1.gcorelabs.net`support@gcore.com serial=1777291164

`org`

	DNSSEC	🔒 Signed (DS record present)
	NS	`a0.org.afilias-nst.info` ⭐ ⚠️ Not in parent delegation
	NS	`a2.org.afilias-nst.info` ⚠️ Not in parent delegation
	NS	`b0.org.afilias-nst.org`
	NS	`b2.org.afilias-nst.org`
	NS	`c0.org.afilias-nst.info` ⚠️ Not in parent delegation
	NS	`d0.org.afilias-nst.org`
	SOA	`a0.org.afilias-nst.info`hostmaster@donuts.email serial=1778516419

Same first word

usa-o.com

usa-o.org

Similar names

ua-so.org

DNS History

6 records (6 active, 0 former)

●NSns1.gcorelabs.net2026-04-27 → 2026-05-11 · 2 obs

● 2026-04-27 13:04:46
● 2026-05-11 16:27:08

●NSns2.gcdn.services2026-04-27 → 2026-05-11 · 2 obs

● 2026-04-27 13:04:46
● 2026-05-11 16:27:08

●MXeforward1.registrar-servers.com2026-04-27 → 2026-05-11 · 2 obs

● 2026-04-27 13:04:46
● 2026-05-11 16:27:08

●MXeforward4.registrar-servers.com2026-04-27 → 2026-05-11 · 2 obs

● 2026-04-27 13:04:46
● 2026-05-11 16:27:08

●MXeforward5.registrar-servers.com2026-04-27 → 2026-05-11 · 2 obs

● 2026-04-27 13:04:46
● 2026-05-11 16:27:08

●A81.28.12.122026-04-27 → 2026-05-11 · 2 obs

● 2026-04-27 13:04:46
● 2026-05-11 16:27:08

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
org	b0.org.afilias-nst.org, b2.org.afilias-nst.org, d0.org.afilias-nst.org	-
usa-o.org	ns1.gcorelabs.net, ns2.gcdn.services	-

✅ Authoritative Response

Server:92.223.100.53

NS records: ns1.gcorelabs.net, ns2.gcdn.services

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for usa-o.org (unsigned zone)

⏱️ Timing

Total: 1408ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`81.28.12.12`
NS	2	`ns2.gcdn.services, ns1.gcorelabs.net`
MX	3	`eforward5.registrar-servers.com (pri: 20, eforward4.registrar-servers.com (pri: 15...`
TXT	1	`v=spf1 include:spf.efwd.registrar-server`
HTTPS	1	`{"priority":1,"target":".","alpn":["h2",`
SOA	1	`ns1.gcorelabs.net support.gcore.com`

Analysis

IP Addresses

usa-o.org points to IP number 81.28.12.12.

For instance, other host names cl-gld5685a3d.gcdn.co, sleeva.com, ingo-struck.de, startando.com.br and cl-glc529b94d.gcdn.co share IP numbers with usa-o.org.

Name Servers

usa-o.org is delegated to two name servers: ns1.gcorelabs.net and ns2.gcdn.services.

usa-o.org uses the same name server setup as other domains such as lijiazhao.com, 173wangpan.com, sepetaldin.xyz, wirtualnyspac3r.pl and beltofcurse.xyz.

usa-o.org shares name servers with other domains at least partially, for example ref-d4b84119898e.gcdn.co, underground.company, annafraczysta.pl, on7.org and drkukula.pl.

These name servers are commonly used with the name servers ns1.webwavecms.com and ns2.webwavecms.com.

Host names with three IP numbers:

ns1.gcorelabs.net points to: 2a03:90c0:9990::1053, 92.223.100.53 and 92.223.100.253.

ns2.gcdn.services points to: 2a03:90c0:9990::2053, 92.223.77.53 and 92.223.77.253.

Mail Servers

usa-o.org is served by three mail servers: eforward1.registrar-servers.com, eforward4.registrar-servers.com and eforward5.registrar-servers.com.

usa-o.org shares mail servers with other domains at least partially; for instance bithoy.com, gsdbreeding.com, mapz.co, ucasino.org and isthattheedge.com.