viisa.info - robtex.com
viisa.info
| DNSSEC | ⚠️ Not signed | ||||||
| A | 210.245.94.47🇻🇳 FPT-AS-AP210.245.94.0/24 Vietnam Internet Network Information Center (VNNIC) 18 Nguyen Du Str, Hai Ba Trung District, Hanoi City, Vietnam 10th floor, MITEC Tower, Duong Dinh Nghe, Cau Giay, Hanoi | ||||||
| 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 | ||||||
| SOA | ns1.zonedns.vnroot@viisa.info 2020-05-02 #6 | ||||||
info
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | a0.info.afilias-nst.info ⭐ | ||||||
| NS | a2.info.afilias-nst.info | ||||||
| NS | b0.info.afilias-nst.org ⚠️ Not in parent delegation | ||||||
| NS | b2.info.afilias-nst.org ⚠️ Not in parent delegation | ||||||
| NS | c0.info.afilias-nst.info | ||||||
| NS | d0.info.afilias-nst.org ⚠️ Not in parent delegation | ||||||
| SOA | a0.info.afilias-nst.infohostmaster@donuts.email serial=1778012565 | ||||||
Same first word
Similar names
DNS History
6 records (4 active, 2 former)
○NSdns21.fpt.vn2016-07-12 → 2017-04-08 · 4 obs
● 2017-04-08 07:19:58
○ 2020-04-11 05:30:22
○ 2026-05-05 20:40:18
○NSdns22.fpt.vn2016-07-12 → 2017-04-08 · 4 obs
● 2017-04-08 07:19:58
○ 2020-04-11 05:30:22
○ 2026-05-05 20:40:18
●NSns1.zonedns.vn2020-04-11 → 2026-05-05 · 3 obs
● 2020-04-11 05:30:22
● 2026-05-05 20:40:18
●NSns2.zonedns.vn2020-04-11 → 2026-05-05 · 3 obs
● 2020-04-11 05:30:22
● 2026-05-05 20:40:18
●NSns3.zonedns.vn2020-04-11 → 2026-05-05 · 3 obs
● 2020-04-11 05:30:22
● 2026-05-05 20:40:18
●A210.245.94.472016-07-12 → 2026-05-05 · 2 obs
● 2026-05-05 20:40:18
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| info | a0.info.afilias-nst.info, c0.info.afilias-nst.info, a2.info.afilias-nst.info | - |
| viisa.info | ns2.zonedns.vn, ns1.zonedns.vn, ns3.zonedns.vn | - |
✅ Authoritative Response
Server:103.28.36.30
NS records: ns2.zonedns.vn, ns1.zonedns.vn, ns3.zonedns.vn
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for viisa.info (unsigned zone)
⏱️ Timing
Total: 1886ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 210.245.94.47 |
| NS | 3 | ns2.zonedns.vn, ns1.zonedns.vn... |
| SOA | 1 | ns1.zonedns.vn root.viisa.info |
Analysis
IP Addresses
viisa.info points to a single IP number: 210.245.94.47.
Other host names, for instance viisa.net and viisa.com.vn, share IP numbers with viisa.info.
Name Servers
The domain viisa.info is delegated to three name servers: ns1.zonedns.vn, ns2.zonedns.vn and ns3.zonedns.vn.
viisa.info shares name servers with other domains at least partially, for instance pantado.vn, tuyendungtinhloi.com.vn, coinamm.com, ispeak.vn and citivnexpress.com.
these name servers are often used with ns4.zonedns.vn, ns2008.nhanhoa.com.vn and ns2009.nhanhoa.com.vn.
Host names with two IP numbers:
ns1.zonedns.vn points to 2401:c080:1400:1cd4:5400:5ff:fe80:ec33 and 64.176.84.220.
ns2.zonedns.vn points to 2401:c080:1400:1cd4:5400:5ff:fe80:ec33 and 103.176.178.51.
ns3.zonedns.vn points to 2001:df1:3200::15 and 103.28.36.30.
Names pointing to 2401:c080:1400:1cd4:5400:5ff:fe80:ec33: ns1.zonedns.vn and ns2.zonedns.vn.
Common destination: 2401:c080:1400:1cd4:5400:5ff:fe80:ec33 is reached by ns1.zonedns.vn and ns2.zonedns.vn.