021isg.com - robtex.com
021isg.com
| CNAME | exp.gs-cdn.com | ||||||
| DNSSEC | ⚠️ Not signed | ||||||
| A | 172.65.190.172🇺🇸 Cloudflare172.65.176.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
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=1771291435 | ||||||
DNS History
9 records (3 active, 6 former)
○NSdns31.hichina.com2015-05-13 → 2016-03-30 · 4 obs
● 2015-05-13 22:59:48
● 2016-03-30 12:18:40
○ 2017-02-07 10:48:36
○ 2026-03-12 14:51:38
● 2016-03-30 12:18:40
○ 2017-02-07 10:48:36
○ 2026-03-12 14:51:38
○NSdns32.hichina.com2015-05-13 → 2016-03-30 · 4 obs
● 2015-05-13 22:59:48
● 2016-03-30 12:18:40
○ 2017-02-07 10:48:36
○ 2026-03-12 14:51:38
● 2016-03-30 12:18:40
○ 2017-02-07 10:48:36
○ 2026-03-12 14:51:38
●NSexpire1.gname-dns.com2026-03-12 → 2026-03-12 · 2 obs
○ 2018-11-04 14:04:56
● 2026-03-12 14:51:38
● 2026-03-12 14:51:38
●NSexpire2.gname-dns.com2026-03-12 → 2026-03-12 · 2 obs
○ 2018-11-04 14:04:56
● 2026-03-12 14:51:38
● 2026-03-12 14:51:38
○NSjuming.dnsdun.com2018-11-04 → 2018-11-04 · 3 obs
○ 2017-02-07 10:48:36
● 2018-11-04 14:04:56
○ 2026-03-12 14:51:38
● 2018-11-04 14:04:56
○ 2026-03-12 14:51:38
○NSjuming.dnsdun.net2018-11-04 → 2018-11-04 · 3 obs
○ 2017-02-07 10:48:36
● 2018-11-04 14:04:56
○ 2026-03-12 14:51:38
● 2018-11-04 14:04:56
○ 2026-03-12 14:51:38
○A142.91.163.42018-11-04 → 2018-11-04 · 3 obs
○ 2017-02-07 10:48:36
● 2018-11-04 14:04:56
○ 2026-03-12 14:51:38
● 2018-11-04 14:04:56
○ 2026-03-12 14:51:38
○A61.152.239.82015-05-13 → 2016-03-30 · 4 obs
● 2015-05-13 22:59:48
● 2016-03-30 12:18:40
○ 2017-02-07 10:48:36
○ 2026-03-12 14:51:38
● 2016-03-30 12:18:40
○ 2017-02-07 10:48:36
○ 2026-03-12 14:51:38
●CNAMEexp.gs-cdn.com2026-03-12 → 2026-03-12 · 1 obs
● 2026-03-12 14:51:38
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net... | - |
| 021isg.com | expire1.gname-dns.com, expire2.gname-dns.com | 2 records |
✅ Authoritative Response
Server: 172.64.53.233
NS records: expire1.gname-dns.com, expire2.gname-dns.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for 021isg.com (unsigned zone)
⏱️ Timing
Total: 731ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| NS | 2 | expire1.gname-dns.com, expire2.gname-dns.com |
| CNAME | 1 | exp.gs-cdn.com |
📌 Glue Records Collected
Total: 2
Out-of-bailiwick: 2 (expire1.gname-dns.com, expire2.gname-dns.com)
Analysis
IP Addresses
021isg.com points to a single IP: 172.65.190.172.
Other host names, for instance www.g6fo.com, 0syn.com, 216049.cn, exp.gs-cdn.com and 97971.cc share IP numbers with 021isg.com.