obs-tech.vn - robtex.com
obs-tech.vn
| DNSSEC | ⚠️ Not signed | ||||||
| A | 103.74.116.63🇻🇳 TADU-AS-VN103.74.116.0/22 TADU-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 | ||||||
| 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 | ||||||
| MX | obs-tech.vn ⭐ | ||||||
| A | 103.74.116.63🇻🇳 TADU-AS-VN103.74.116.0/22 TADU-VN | ||||||
| SOA | ns1.zonedns.vnroot@obs-tech.vn 2026-04-28 #2 | ||||||
vn
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | dns-master.vnnic.vn ⭐ | ||||||
| NS | a.dns-servers.vn | ||||||
| NS | b.dns-servers.vn | ||||||
| NS | c.dns-servers.vn | ||||||
| NS | d.dns-servers.vn | ||||||
| NS | e.dns-servers.vn | ||||||
| NS | f.dns-servers.vn | ||||||
| NS | g.dns-servers.vn | ||||||
| NS | h.dns-servers.vn | ||||||
| SOA | dns-master.vnnic.vnpostmaster@vnnic.vn serial=2030753522 | ||||||
MX for
obs-tech.vn |
Subdomains
tkw.obs-tech.vn |
Same first word
obs-tech.vn |
Similar names
DNS History
6 records (6 active, 0 former)
●NSns1.zonedns.vn2026-05-01 → 2026-05-09 · 2 obs
● 2026-05-09 20:43:44
●NSns2.zonedns.vn2026-05-01 → 2026-05-09 · 2 obs
● 2026-05-09 20:43:44
●NSns3.zonedns.vn2026-05-01 → 2026-05-09 · 2 obs
● 2026-05-09 20:43:44
●NSns4.zonedns.vn2026-05-01 → 2026-05-09 · 2 obs
● 2026-05-09 20:43:44
●MXobs-tech.vn2026-05-01 → 2026-05-09 · 2 obs
● 2026-05-09 20:43:44
●A103.74.116.632026-05-01 → 2026-05-09 · 2 obs
● 2026-05-09 20:43:44
🔍 DNS Trace
Analysis
Hierarchy
obs-tech.vn is the parent of tkw.obs-tech.vn.
Mail Server Role
obs-tech.vn serves as the mail server for obs-tech.vn.
IP Addresses
obs-tech.vn resolves to a single IP address: 103.74.116.63.
Other host names including pop.hoatuoisg.vn, ns1.hoatuoisg.vn, mail01.hoatuoisg.vn, mailgate.hoatuoisg.vn and mx.hoatuoisg.vn share IP numbers with obs-tech.vn.
Name Servers
obs-tech.vn is delegated to four name servers: ns1.zonedns.vn, ns2.zonedns.vn, ns3.zonedns.vn and ns4.zonedns.vn.
obs-tech.vn at least partially shares name servers with other domains, including vieclamvinhphuc.gov.vn, trahoa.vn, acquygs.com, noithatngahung.com and autoid.vn.
These name servers are commonly used with 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.
ns4.zonedns.vn points to: 2001:df1:3200::15 and 103.28.39.159.
Names pointing to 2401:c080:1400:1cd4:5400:5ff:fe80:ec33: ns1.zonedns.vn and ns2.zonedns.vn.
Names pointing to 2001:df1:3200::15: ns3.zonedns.vn and ns4.zonedns.vn.
Mail Servers
A single mail server handles obs-tech.vn.
obs-tech.vn points to a single IP: 103.74.116.63.