f440.com - robtex.com
f440.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=1771291435 | ||||||
Subdomains
www.f440.com |
Same first word
f440.com |
Similar names
DNS History
7 records (2 active, 5 former)
●NSdns1.hichina.com2026-02-18 → 2026-03-24 · 3 obs
● 2026-02-18 16:51:20
● 2026-03-24 02:15:12
●NSdns2.hichina.com2026-02-18 → 2026-03-24 · 3 obs
● 2026-02-18 16:51:20
● 2026-03-24 02:15:12
○NSns1.rackco.com2015-06-14 → 2017-01-17 · 4 obs
● 2017-01-17 04:26:30
○ 2026-02-18 16:51:20
○ 2026-03-24 02:15:12
○NSns1.rackco.net2015-06-14 → 2017-01-17 · 4 obs
● 2017-01-17 04:26:30
○ 2026-02-18 16:51:20
○ 2026-03-24 02:15:12
○NSns2.rackco.net2015-06-14 → 2017-01-17 · 4 obs
● 2017-01-17 04:26:30
○ 2026-02-18 16:51:20
○ 2026-03-24 02:15:12
○MXmx-shared03.rackco.com2015-06-14 → 2017-01-17 · 4 obs
● 2017-01-17 04:26:30
○ 2026-02-18 16:51:20
○ 2026-03-24 02:15:12
○A208.94.67.622015-06-14 → 2017-01-17 · 4 obs
● 2017-01-17 04:26:30
○ 2026-02-18 16:51:20
○ 2026-03-24 02:15:12
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | a.gtld-servers.net, m.gtld-servers.net, b.gtld-servers.net, l.gtld-servers.net... | - |
| f440.com | dns2.hichina.com, dns1.hichina.com | 18 records |
✅ Authoritative Response
Server:120.76.107.44
NS records: dns2.hichina.com, dns1.hichina.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for f440.com (unsigned zone)
⏱️ Timing
Total: 4332ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| NS | 2 | dns2.hichina.com, dns1.hichina.com |
| SOA | 1 | dns1.hichina.com hostmaster.hichina.com |
📌 Glue Records Collected
Total: 18
Out-of-bailiwick: 18 (dns2.hichina.com, dns2.hichina.com, dns2.hichina.com...)
Analysis
Hierarchy
www.f440.com is a child of f440.com.
Name Servers
f440.com's delegation uses two name servers: dns1.hichina.com and dns2.hichina.com.
f440.com uses the same name server setup as other domains, such as sewingseek.com, genmao.com, sesdk.com, catmm.com and ccpgmis.com.
f440.com at least partially shares name servers with other domains, including czrcw.com, globalfastenerwell.com, jishu.tv, 66ce.com and fengxigroup.com.
These name servers are commonly used with expirens3.hichina.com, expirens4.hichina.com and dns30.hichina.com.
Host names with nine IP numbers: The host name dns1.hichina.com points to 2408:4009:501::9, 39.96.153.43, 39.96.153.63, 47.118.199.203, 47.118.199.213, 120.76.107.43, 120.76.107.63, 139.224.142.113 and 139.224.142.123. The host name dns2.hichina.com points to 2408:4009:501::10, 39.96.153.44, 39.96.153.54, 47.118.199.204, 47.118.199.214, 120.76.107.44, 120.76.107.54, 139.224.142.114 and 139.224.142.124.