c21w.com - robtex.com
c21w.com
| DNSSEC | ⚠️ Not signed | ||||||
| A | 123.57.227.113🇨🇳 Alibaba-Cloud123.57.0.0/16 Alibaba (US) Technology Co., Ltd. | ||||||
| NS | ns57.domaincontrol.com ⭐ | ||||||
| A | 2603:5:21c2::1d🇺🇸 GODADDY-DNS2603:5:21c0::/44 | ||||||
| PTR | ns57.domaincontrol.com | ||||||
| A | 97.74.108.29🇺🇸 GODADDY-DNS97.74.108.0/23 | ||||||
| PTR | ns57.domaincontrol.com | ||||||
| NS | ns58.domaincontrol.com | ||||||
| A | 2603:5:22c2::1d🇺🇸 GODADDY-DNS2603:5:22c0::/44 | ||||||
| PTR | ns58.domaincontrol.com | ||||||
| A | 173.201.76.29🇺🇸 GODADDY-DNS173.201.76.0/23 | ||||||
| PTR | ns58.domaincontrol.com | ||||||
| SOA | ns57.domaincontrol.comdns@jomax.net 2026-02-02 #0 | ||||||
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=1784389232 | ||||||
Same first word
c21w.com |
Similar names
DNS History
6 records (3 active, 3 former)
●NSns57.domaincontrol.com2015-07-12 → 2026-07-18 · 2 obs
● 2026-07-18 16:04:20
●NSns58.domaincontrol.com2015-07-12 → 2026-07-18 · 2 obs
● 2026-07-18 16:04:20
○MXmxbiz1.qq.com2015-07-12 → 2016-06-27 · 4 obs
● 2016-06-27 13:04:02
○ 2026-07-05 02:29:14
○ 2026-07-18 16:04:20
○MXmxbiz2.qq.com2015-07-12 → 2016-06-27 · 4 obs
● 2016-06-27 13:04:02
○ 2026-07-05 02:29:14
○ 2026-07-18 16:04:20
○A122.102.12.602015-07-12 → 2016-06-27 · 4 obs
● 2016-06-27 13:04:02
○ 2026-07-05 02:29:14
○ 2026-07-18 16:04:20
●A123.57.227.1132026-07-05 → 2026-07-18 · 3 obs
● 2026-07-05 02:29:14
● 2026-07-18 16:04:20
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | b.gtld-servers.net, i.gtld-servers.net, g.gtld-servers.net, c.gtld-servers.net... | - |
| c21w.com | ns57.domaincontrol.com, ns58.domaincontrol.com | 4 records |
✅ Authoritative Response
Server:173.201.76.29
NS records: ns57.domaincontrol.com, ns58.domaincontrol.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for c21w.com (unsigned zone)
⏱️ Timing
Total: 436ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 123.57.227.113 |
| NS | 2 | ns57.domaincontrol.com, ns58.domaincontrol.com |
| SOA | 1 | ns57.domaincontrol.com dns.jomax.net |
📌 Glue Records Collected
Total: 4
Out-of-bailiwick: 4 (ns57.domaincontrol.com, ns57.domaincontrol.com, ns58.domaincontrol.com...)
Analysis
IP Addresses
c21w.com resolves to just one IP address, 123.57.227.113.
Name Servers
DNS delegation for c21w.com points to two name servers: ns57.domaincontrol.com and ns58.domaincontrol.com.
c21w.com shares its NS records with other domains, for example relymedical.com, allergenfreerecipes.com, energysimply.com and two others.
c21w.com has partial name server overlap with other domains, including george-geddes.com.
ns57.domaincontrol.com directs to 97.74.108.29 and 2603:5:21c2::1d. ns58.domaincontrol.com directs to 173.201.76.29 and 2603:5:22c2::1d. Each host name carries two IP addresses.