davidcao.com - robtex.com
davidcao.com
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=1774526022 | ||||||
Same first word
davidcao.com |
DNS History
10 records (7 active, 3 former)
●NSdns1.name-services.com2008-03-19 → 2026-03-26 · 2 obs
● 2026-03-26 12:09:02
●NSdns2.name-services.com2008-03-19 → 2026-03-26 · 2 obs
● 2026-03-26 12:09:02
●NSdns3.name-services.com2008-03-19 → 2026-03-26 · 2 obs
● 2026-03-26 12:09:02
●NSdns4.name-services.com2008-03-19 → 2026-03-26 · 2 obs
● 2026-03-26 12:09:02
●NSdns5.name-services.com2008-03-19 → 2026-03-26 · 2 obs
● 2026-03-26 12:09:02
●MXmail.microseven.com2026-03-26 → 2026-03-26 · 1 obs
○A173.254.193.1042016-12-01 → 2017-12-14 · 4 obs
● 2016-12-01 17:31:22
● 2017-12-14 20:09:06
○ 2026-03-26 12:09:02
●A173.254.193.1072026-03-26 → 2026-03-26 · 2 obs
● 2026-03-26 12:09:02
○A64.60.23.2522008-03-19 → 2008-03-19 · 3 obs
○ 2015-07-07 16:08:42
○ 2026-03-26 12:09:02
○A74.100.251.2232015-07-07 → 2016-03-14 · 5 obs
● 2015-07-07 16:08:42
● 2016-03-14 07:09:38
○ 2016-12-01 17:31:22
○ 2026-03-26 12:09:02
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net... | - |
| davidcao.com | dns1.name-services.com, dns2.name-services.com, dns3.name-services.com, dns4.name-services.com... | 10 records |
✅ Authoritative Response
Server:216.40.47.202
NS records: dns1.name-services.com, dns2.name-services.com, dns3.name-services.com, dns4.name-services.com, dns5.name-services.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for davidcao.com (unsigned zone)
⏱️ Timing
Total: 218ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 173.254.193.107 |
| NS | 5 | dns1.name-services.com, dns4.name-services.com... |
| MX | 1 | mail.microseven.com (pri: 10) |
| SOA | 1 | dns1.name-services.com info.name-service |
📌 Glue Records Collected
Total: 10
Out-of-bailiwick: 10 (dns1.name-services.com, dns1.name-services.com, dns2.name-services.com...)
Analysis
IP Addresses
davidcao.com resolves to one IP number: 173.254.193.107.
Name Servers
davidcao.com is delegated to five name servers: dns1.name-services.com, dns2.name-services.com, dns3.name-services.com, dns4.name-services.com and dns5.name-services.com.
davidcao.com at least partially shares name servers with other domains, for instance e-zmarketer.com, lcboreturn.com, tklinteractive.net, tabakin.com and zempit.com.
Host names with two IP numbers:
dns1.name-services.com points to 2604:4000:2800:2000:64:98:148:137 and 64.98.148.137
dns2.name-services.com points to 2604:4000:0:d:216:40:47:201 and 216.40.47.201
dns3.name-services.com points to 2604:4000:2800:2000:64:98:148:138 and 64.98.148.138
dns4.name-services.com points to 2604:4000:0:d:216:40:47:202 and 216.40.47.202
dns5.name-services.com points to 2604:4000:2800:2000:64:98:148:139 and 64.98.148.139
Mail Servers
davidcao.com is handled by a single mail server, mail.microseven.com.
davidcao.com shares the same mail server setup as other domains, for instance mym7.org.