gnu-co.com - robtex.com
gnu-co.com
| DNSSEC | ⚠️ Not signed | ||||||
| A | 154.19.99.114🇺🇸 HKCICL-AS-AP154.19.99.0/24 HONG KONG COMMUNICATIONS INTERNATIONAL CO.,LIMITED | ||||||
| NS | a5.share-dns.com ⭐ ⚠️ Not in parent delegation | ||||||
| A | 172.64.53.25🇺🇸 Cloudflare172.64.53.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| NS | a.share-dns.com ⚠️ Not in zone NS records | ||||||
| A | 172.64.53.25🇺🇸 Cloudflare172.64.53.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| NS | b.share-dns.net ⚠️ Not in zone NS records | ||||||
| A | 172.64.52.239🇺🇸 Cloudflare172.64.52.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| NS | b5.share-dns.net ⚠️ Not in parent delegation | ||||||
| A | 172.64.52.239🇺🇸 Cloudflare172.64.52.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| SOA | a.share-dns.commaster@share-dns.com serial=1767282798 | ||||||
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.netnstld@verisign-grs.com serial=1778601516 | ||||||
Subdomains
www.gnu-co.com |
Same first word
gnu-co.com |
Similar names
DNS History
13 records (5 active, 8 former)
●NSa.share-dns.com2026-03-11 → 2026-05-12 · 3 obs
● 2026-03-11 07:42:54
● 2026-05-12 16:05:12
●NSa5.share-dns.com2026-03-11 → 2026-05-12 · 3 obs
● 2026-03-11 07:42:54
● 2026-05-12 16:05:12
●NSb.share-dns.net2026-03-11 → 2026-05-12 · 3 obs
● 2026-03-11 07:42:54
● 2026-05-12 16:05:12
●NSb5.share-dns.net2026-03-11 → 2026-05-12 · 3 obs
● 2026-03-11 07:42:54
● 2026-05-12 16:05:12
○NSns71.domaincontrol.com2015-08-16 → 2016-05-27 · 4 obs
● 2016-05-27 03:05:06
○ 2016-09-05 10:45:06
○ 2026-05-12 16:05:12
○NSns72.domaincontrol.com2015-08-16 → 2016-05-27 · 4 obs
● 2016-05-27 03:05:06
○ 2016-09-05 10:45:06
○ 2026-05-12 16:05:12
○NSpdns07.domaincontrol.com2016-09-05 → 2016-12-22 · 5 obs
● 2016-09-05 10:45:06
● 2016-12-22 19:18:26
○ 2026-03-11 07:42:54
○ 2026-05-12 16:05:12
○NSpdns08.domaincontrol.com2016-09-05 → 2016-12-22 · 5 obs
● 2016-09-05 10:45:06
● 2016-12-22 19:18:26
○ 2026-03-11 07:42:54
○ 2026-05-12 16:05:12
○MXmailstore1.secureserver.net2015-08-16 → 2016-12-22 · 4 obs
● 2016-12-22 19:18:26
○ 2026-03-11 07:42:54
○ 2026-05-12 16:05:12
○MXsmtp.secureserver.net2015-08-16 → 2016-12-22 · 4 obs
● 2016-12-22 19:18:26
○ 2026-03-11 07:42:54
○ 2026-05-12 16:05:12
○A153.120.40.1802015-08-16 → 2016-05-27 · 4 obs
● 2016-05-27 03:05:06
○ 2016-09-05 10:45:06
○ 2026-05-12 16:05:12
●A154.19.99.1142026-03-11 → 2026-05-12 · 3 obs
● 2026-03-11 07:42:54
● 2026-05-12 16:05:12
○A192.121.37.1492016-09-05 → 2016-12-22 · 5 obs
● 2016-09-05 10:45:06
● 2016-12-22 19:18:26
○ 2026-03-11 07:42:54
○ 2026-05-12 16:05:12
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | e.gtld-servers.net, j.gtld-servers.net, i.gtld-servers.net, h.gtld-servers.net... | - |
| gnu-co.com | b5.share-dns.net, a5.share-dns.com | 1 record |
✅ Authoritative Response
Server:172.64.53.25
NS records: b5.share-dns.net, a5.share-dns.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for gnu-co.com (unsigned zone)
⏱️ Timing
Total: 1984ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 154.19.99.114 |
| NS | 2 | a.share-dns.com, b.share-dns.net |
| SOA | 1 | a.share-dns.com master.share-dns.com |
📌 Glue Records Collected
Total: 1
Out-of-bailiwick: 1 (a5.share-dns.com)
Analysis
Hierarchy
The parent of www.gnu-co.com is gnu-co.com.
IP Addresses
gnu-co.com points to a single IP number: 154.19.99.114.
Other host names, for instance cqzbxg.com, www.gnu-co.com, szdzxw.com, qdrxzc.com and sxqftz.com share IP numbers with gnu-co.com.
Name Servers
gnu-co.com is delegated to four name servers: a5.share-dns.com, a.share-dns.com, b5.share-dns.net and b.share-dns.net.
gnu-co.com shares name servers with other domains at least partially, for instance bet365018.com, xianzhouapp.com, slljmh.com, qrxt777.com and sh-jiangfeng.com.
these name servers are commonly used with the name servers a2.share-dns.com, b2.share-dns.net, a12.share-dns.com, b12.share-dns.net, a1.share-dns.com, b1.share-dns.net, a8.share-dns.com, b8.share-dns.net, a9.share-dns.com and b9.share-dns.net.
Host names with one IP number:
a5.share-dns.com points to: 172.64.53.25.
a.share-dns.com points to: 172.64.53.25.
b5.share-dns.net points to: 172.64.52.239.
b.share-dns.net points to: 172.64.52.239.
Host names pointing to 172.64.53.25: a5.share-dns.com and a.share-dns.com.
Host names pointing to 172.64.52.239: b5.share-dns.net and b.share-dns.net.