itechfone.com - dns.ninja
itechfone.com
| DNSSEC | ⚠️ Not signed | ||||||
| A | 103.221.221.14🇻🇳 AZDIGI-AS-VN103.221.220.0/22 AZDIGI-VN | ||||||
| NS | ns1.zonedns.vn ⭐ | ||||||
| A | 2401:c080:1400:1cd4:5400:5ff:fe80:ec33🇸🇬 AS-VULTR2401:c080:1400::/38 Vultr Assigned Prefix | ||||||
| A | 64.176.84.220🇸🇬 AS-VULTR64.176.80.0/20 Vultr Assigned Prefix | ||||||
| PTR | ns1.zonedns.vn | ||||||
| NS | ns2.zonedns.vn | ||||||
| A | 2401:c080:1400:1cd4:5400:5ff:fe80:ec33🇸🇬 AS-VULTR2401:c080:1400::/38 Vultr Assigned Prefix | ||||||
| A | 103.176.178.51🇻🇳 NHAN-HOA-AS-VN103.176.178.0/24 NINETECH-VN | ||||||
| NS | ns3.zonedns.vn | ||||||
| A | 2001:df1:3200::15🇻🇳 NHAN-HOA-AS-VN2001:df1:3200::/48 NHANHOA-VN | ||||||
| A | 103.28.36.30🇻🇳 NHAN-HOA-AS-VN103.28.36.0/22 NHANHOA-VN | ||||||
| NS | ns4.zonedns.vn ⚠️ Not in zone NS records | ||||||
| A | 2001:df1:3200::15🇻🇳 NHAN-HOA-AS-VN2001:df1:3200::/48 NHANHOA-VN | ||||||
| A | 103.28.39.159🇻🇳 NHAN-HOA-AS-VN103.28.36.0/22 NHANHOA-VN | ||||||
| SOA | ns1.zonedns.vnroot@itechfone.com 2026-05-18 #1 | ||||||
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=1782135705 | ||||||
Same first word
itechfone.com |
Similar names
DNS History
12 records (5 active, 7 former)
○NSdns1.supremedns.com2020-03-08 → 2020-03-08 · 3 obs
○ 2026-02-19 15:08:04
○ 2026-06-22 13:48:36
○NSdns2.supremedns.com2020-03-08 → 2020-03-08 · 3 obs
○ 2026-02-19 15:08:04
○ 2026-06-22 13:48:36
○NSdns3.supremedns.com2020-03-08 → 2020-03-08 · 3 obs
○ 2026-02-19 15:08:04
○ 2026-06-22 13:48:36
○NSdns4.supremedns.com2020-03-08 → 2020-03-08 · 3 obs
○ 2026-02-19 15:08:04
○ 2026-06-22 13:48:36
●NSns1.zonedns.vn2026-02-19 → 2026-06-22 · 3 obs
● 2026-02-19 15:08:04
● 2026-06-22 13:48:36
●NSns2.zonedns.vn2026-02-19 → 2026-06-22 · 3 obs
● 2026-02-19 15:08:04
● 2026-06-22 13:48:36
●NSns3.zonedns.vn2026-02-19 → 2026-06-22 · 3 obs
● 2026-02-19 15:08:04
● 2026-06-22 13:48:36
●NSns4.zonedns.vn2026-02-19 → 2026-06-22 · 3 obs
● 2026-02-19 15:08:04
● 2026-06-22 13:48:36
○MXmx1.supremebox.com2020-03-08 → 2020-03-08 · 3 obs
○ 2026-02-19 15:08:04
○ 2026-06-22 13:48:36
○MXmx2.supremebox.com2020-03-08 → 2020-03-08 · 3 obs
○ 2026-02-19 15:08:04
○ 2026-06-22 13:48:36
●A103.221.221.142026-02-19 → 2026-06-22 · 3 obs
● 2026-02-19 15:08:04
● 2026-06-22 13:48:36
○A46.249.199.342020-03-08 → 2020-03-08 · 3 obs
○ 2026-02-19 15:08:04
○ 2026-06-22 13:48:36
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | k.gtld-servers.net, f.gtld-servers.net, g.gtld-servers.net, l.gtld-servers.net... | - |
| itechfone.com | ns1.zonedns.vn, ns2.zonedns.vn, ns3.zonedns.vn, ns4.zonedns.vn | - |
✅ Authoritative Response
Server:103.28.39.159
NS records: ns1.zonedns.vn, ns2.zonedns.vn, ns3.zonedns.vn, ns4.zonedns.vn
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for itechfone.com (unsigned zone)
⏱️ Timing
Total: 1482ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 103.221.221.14 |
| NS | 3 | ns3.zonedns.vn, ns2.zonedns.vn... |
| SOA | 1 | ns1.zonedns.vn root.itechfone.com |
Analysis
IP Addresses
itechfone.com has exactly one IP address — 103.221.221.14.
daithegioivn.vn, thietbitieuhaohtp.com, cthgroup.vn plus two other host names have IP numbers in common with itechfone.com.
Name Servers
Four name servers handle the delegation for itechfone.com: ns1.zonedns.vn, ns2.zonedns.vn, ns3.zonedns.vn and ns4.zonedns.vn.
At least some of itechfone.com's name servers are shared with other domains, for example nguyenlieuduocpham.com, sunprivilege.com, bachminh.com and two more.
These name servers tend to be deployed in combination with the name servers ns2008.nhanhoa.com.vn and ns2009.nhanhoa.com.vn.
Four hosts, each with two IP addresses — ns1.zonedns.vn → 64.176.84.220 and 2401:c080:1400:1cd4:5400:5ff:fe80:ec33; ns2.zonedns.vn → 103.176.178.51 and 2401:c080:1400:1cd4:5400:5ff:fe80:ec33; ns3.zonedns.vn → 103.28.36.30 and 2001:df1:3200::15; ns4.zonedns.vn → 103.28.39.159 and 2001:df1:3200::15.
The host names ns1.zonedns.vn and ns2.zonedns.vn both resolve to 2401:c080:1400:1cd4:5400:5ff:fe80:ec33 IP addresses.
The host names ns3.zonedns.vn and ns4.zonedns.vn both resolve to 2001:df1:3200::15 IP addresses.